From 0fe51805ce64222748310203132bd273483063f3 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 25 Feb 2025 18:49:11 +0200 Subject: [PATCH 01/16] drm/i915/rps: convert intel_display_rps.[ch] to struct intel_display Going forward, struct intel_display is the main display device data pointer. Convert as much as possible of intel_display_rps.[ch] to struct intel_display. Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/c81156007bffbf0a1b1e6831afaf8fb05db546bc.1740502116.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_atomic_plane.c | 8 ++++---- drivers/gpu/drm/i915/display/intel_display_rps.c | 4 +++- drivers/gpu/drm/i915/display/intel_display_rps.h | 4 ++-- drivers/gpu/drm/xe/display/xe_display_rps.c | 2 +- 4 files changed, 10 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c index 124cd9ddba0b..05dcfa3bea73 100644 --- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c +++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c @@ -1119,11 +1119,11 @@ intel_prepare_plane_fb(struct drm_plane *_plane, { struct i915_sched_attr attr = { .priority = I915_PRIORITY_DISPLAY }; struct intel_plane *plane = to_intel_plane(_plane); + struct intel_display *display = to_intel_display(plane); struct intel_plane_state *new_plane_state = to_intel_plane_state(_new_plane_state); struct intel_atomic_state *state = to_intel_atomic_state(new_plane_state->uapi.state); - struct drm_i915_private *dev_priv = to_i915(plane->base.dev); struct intel_plane_state *old_plane_state = intel_atomic_get_old_plane_state(state, plane); struct drm_gem_object *obj = intel_fb_bo(new_plane_state->hw.fb); @@ -1181,7 +1181,7 @@ intel_prepare_plane_fb(struct drm_plane *_plane, * that are not quite steady state without resorting to forcing * maximum clocks following a vblank miss (see do_rps_boost()). */ - intel_display_rps_mark_interactive(dev_priv, state, true); + intel_display_rps_mark_interactive(display, state, true); return 0; @@ -1202,17 +1202,17 @@ static void intel_cleanup_plane_fb(struct drm_plane *plane, struct drm_plane_state *_old_plane_state) { + struct intel_display *display = to_intel_display(plane->dev); struct intel_plane_state *old_plane_state = to_intel_plane_state(_old_plane_state); struct intel_atomic_state *state = to_intel_atomic_state(old_plane_state->uapi.state); - struct drm_i915_private *dev_priv = to_i915(plane->dev); struct drm_gem_object *obj = intel_fb_bo(old_plane_state->hw.fb); if (!obj) return; - intel_display_rps_mark_interactive(dev_priv, state, false); + intel_display_rps_mark_interactive(display, state, false); intel_plane_unpin_fb(old_plane_state); } diff --git a/drivers/gpu/drm/i915/display/intel_display_rps.c b/drivers/gpu/drm/i915/display/intel_display_rps.c index 918d0327169a..4074a1879828 100644 --- a/drivers/gpu/drm/i915/display/intel_display_rps.c +++ b/drivers/gpu/drm/i915/display/intel_display_rps.c @@ -69,10 +69,12 @@ void intel_display_rps_boost_after_vblank(struct drm_crtc *crtc, add_wait_queue(drm_crtc_vblank_waitqueue(crtc), &wait->wait); } -void intel_display_rps_mark_interactive(struct drm_i915_private *i915, +void intel_display_rps_mark_interactive(struct intel_display *display, struct intel_atomic_state *state, bool interactive) { + struct drm_i915_private *i915 = to_i915(display->drm); + if (state->rps_interactive == interactive) return; diff --git a/drivers/gpu/drm/i915/display/intel_display_rps.h b/drivers/gpu/drm/i915/display/intel_display_rps.h index e19009c2371a..556891edb2dd 100644 --- a/drivers/gpu/drm/i915/display/intel_display_rps.h +++ b/drivers/gpu/drm/i915/display/intel_display_rps.h @@ -10,12 +10,12 @@ struct dma_fence; struct drm_crtc; -struct drm_i915_private; struct intel_atomic_state; +struct intel_display; void intel_display_rps_boost_after_vblank(struct drm_crtc *crtc, struct dma_fence *fence); -void intel_display_rps_mark_interactive(struct drm_i915_private *i915, +void intel_display_rps_mark_interactive(struct intel_display *display, struct intel_atomic_state *state, bool interactive); diff --git a/drivers/gpu/drm/xe/display/xe_display_rps.c b/drivers/gpu/drm/xe/display/xe_display_rps.c index ab21c581c192..fa616f9688a5 100644 --- a/drivers/gpu/drm/xe/display/xe_display_rps.c +++ b/drivers/gpu/drm/xe/display/xe_display_rps.c @@ -10,7 +10,7 @@ void intel_display_rps_boost_after_vblank(struct drm_crtc *crtc, { } -void intel_display_rps_mark_interactive(struct drm_i915_private *i915, +void intel_display_rps_mark_interactive(struct intel_display *display, struct intel_atomic_state *state, bool interactive) { -- 2.51.0 From c4fad8c64e4c561f346ad3bf34dc4d260803ce93 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 25 Feb 2025 18:49:12 +0200 Subject: [PATCH 02/16] drm/i915/ddi: convert intel_wait_ddi_buf_idle() to struct intel_display Convert the intel_ddi.[ch] interfaces to struct intel_display. Postpone further conversion to avoid conflicts. Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/2fe5c63f3a7f9861e3bd063b7355aafe32298f37.1740502116.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_ddi.c | 9 +++------ drivers/gpu/drm/i915/display/intel_ddi.h | 4 +--- drivers/gpu/drm/i915/display/intel_fdi.c | 6 ++++-- 3 files changed, 8 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index e34bf175262b..780dad5c5de7 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -187,11 +187,8 @@ static i915_reg_t intel_ddi_buf_status_reg(struct intel_display *display, enum p return DDI_BUF_CTL(port); } -void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv, - enum port port) +void intel_wait_ddi_buf_idle(struct intel_display *display, enum port port) { - struct intel_display *display = &dev_priv->display; - /* * Bspec's platform specific timeouts: * MTL+ : 100 us @@ -3092,7 +3089,7 @@ static void intel_ddi_buf_disable(struct intel_encoder *encoder, intel_de_rmw(dev_priv, DDI_BUF_CTL(port), DDI_BUF_CTL_ENABLE, 0); if (DISPLAY_VER(display) >= 14) - intel_wait_ddi_buf_idle(dev_priv, port); + intel_wait_ddi_buf_idle(display, port); mtl_ddi_disable_d2d(encoder); @@ -3104,7 +3101,7 @@ static void intel_ddi_buf_disable(struct intel_encoder *encoder, intel_ddi_disable_fec(encoder, crtc_state); if (DISPLAY_VER(display) < 14) - intel_wait_ddi_buf_idle(dev_priv, port); + intel_wait_ddi_buf_idle(display, port); intel_ddi_wait_for_fec_status(encoder, crtc_state, false); } diff --git a/drivers/gpu/drm/i915/display/intel_ddi.h b/drivers/gpu/drm/i915/display/intel_ddi.h index 2faadd1441e2..353eb04079e9 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.h +++ b/drivers/gpu/drm/i915/display/intel_ddi.h @@ -9,7 +9,6 @@ #include "i915_reg_defs.h" struct drm_connector_state; -struct drm_i915_private; struct intel_atomic_state; struct intel_bios_encoder_data; struct intel_connector; @@ -54,8 +53,7 @@ void hsw_ddi_get_config(struct intel_encoder *encoder, struct intel_shared_dpll *icl_ddi_combo_get_pll(struct intel_encoder *encoder); void hsw_prepare_dp_ddi_buffers(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); -void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv, - enum port port); +void intel_wait_ddi_buf_idle(struct intel_display *display, enum port port); void intel_ddi_init(struct intel_display *display, const struct intel_bios_encoder_data *devdata); bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe); diff --git a/drivers/gpu/drm/i915/display/intel_fdi.c b/drivers/gpu/drm/i915/display/intel_fdi.c index 024d0c7e0a88..7e67b3881fd0 100644 --- a/drivers/gpu/drm/i915/display/intel_fdi.c +++ b/drivers/gpu/drm/i915/display/intel_fdi.c @@ -886,6 +886,7 @@ train_done: void hsw_fdi_link_train(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 temp, i, rx_ctl_val; @@ -992,7 +993,7 @@ void hsw_fdi_link_train(struct intel_encoder *encoder, intel_de_rmw(dev_priv, DP_TP_CTL(PORT_E), DP_TP_CTL_ENABLE, 0); intel_de_posting_read(dev_priv, DP_TP_CTL(PORT_E)); - intel_wait_ddi_buf_idle(dev_priv, PORT_E); + intel_wait_ddi_buf_idle(display, PORT_E); /* Reset FDI_RX_MISC pwrdn lanes */ intel_de_rmw(dev_priv, FDI_RX_MISC(PIPE_A), @@ -1011,6 +1012,7 @@ void hsw_fdi_link_train(struct intel_encoder *encoder, void hsw_fdi_disable(struct intel_encoder *encoder) { + struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); /* @@ -1021,7 +1023,7 @@ void hsw_fdi_disable(struct intel_encoder *encoder) */ intel_de_rmw(dev_priv, FDI_RX_CTL(PIPE_A), FDI_RX_ENABLE, 0); intel_de_rmw(dev_priv, DDI_BUF_CTL(PORT_E), DDI_BUF_CTL_ENABLE, 0); - intel_wait_ddi_buf_idle(dev_priv, PORT_E); + intel_wait_ddi_buf_idle(display, PORT_E); intel_ddi_disable_clock(encoder); intel_de_rmw(dev_priv, FDI_RX_MISC(PIPE_A), FDI_RX_PWRDN_LANE1_MASK | FDI_RX_PWRDN_LANE0_MASK, -- 2.51.0 From 706184fad005d64f79d3931c70ad443fffe0d988 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 25 Feb 2025 18:49:13 +0200 Subject: [PATCH 03/16] drm/i915/fdi: convert intel_fdi.[ch] to struct intel_display Going forward, struct intel_display is the main display device data pointer. Convert as much as possible of intel_fdi.[ch] to struct intel_display. Reviewed-by: Suraj Kandpal Link: https://patchwork.freedesktop.org/patch/msgid/a1a4ae213a8823734908993f22bdc91517470b19.1740502116.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display.c | 4 +- .../drm/i915/display/intel_display_driver.c | 4 +- drivers/gpu/drm/i915/display/intel_fdi.c | 458 +++++++++--------- drivers/gpu/drm/i915/display/intel_fdi.h | 16 +- .../drm/i915/display/intel_modeset_verify.c | 3 +- .../gpu/drm/i915/display/intel_pch_display.c | 19 +- 6 files changed, 247 insertions(+), 257 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 3b8f619dab5e..3045f21540d3 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1568,8 +1568,8 @@ static void ilk_crtc_enable(struct intel_atomic_state *state, if (new_crtc_state->has_pch_encoder) { ilk_pch_pre_enable(state, crtc); } else { - assert_fdi_tx_disabled(dev_priv, pipe); - assert_fdi_rx_disabled(dev_priv, pipe); + assert_fdi_tx_disabled(display, pipe); + assert_fdi_rx_disabled(display, pipe); } ilk_pfit_enable(new_crtc_state); diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index 08585962a23b..eb456ff724a3 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -200,7 +200,7 @@ void intel_display_driver_early_probe(struct intel_display *display) intel_audio_hooks_init(display); intel_dpll_init_clock_hook(i915); intel_init_display_hooks(i915); - intel_fdi_init_hook(i915); + intel_fdi_init_hook(display); intel_dmc_wl_init(display); } @@ -449,7 +449,7 @@ int intel_display_driver_probe_nogem(struct intel_display *display) intel_plane_possible_crtcs_init(display); intel_shared_dpll_init(display); - intel_fdi_pll_freq_update(i915); + intel_fdi_pll_freq_update(display); intel_update_czclk(i915); intel_display_driver_init_hw(display); diff --git a/drivers/gpu/drm/i915/display/intel_fdi.c b/drivers/gpu/drm/i915/display/intel_fdi.c index 7e67b3881fd0..40deee0769ae 100644 --- a/drivers/gpu/drm/i915/display/intel_fdi.c +++ b/drivers/gpu/drm/i915/display/intel_fdi.c @@ -24,10 +24,9 @@ struct intel_fdi_funcs { const struct intel_crtc_state *crtc_state); }; -static void assert_fdi_tx(struct drm_i915_private *dev_priv, +static void assert_fdi_tx(struct intel_display *display, enum pipe pipe, bool state) { - struct intel_display *display = &dev_priv->display; bool cur_state; if (HAS_DDI(display)) { @@ -48,20 +47,19 @@ static void assert_fdi_tx(struct drm_i915_private *dev_priv, str_on_off(state), str_on_off(cur_state)); } -void assert_fdi_tx_enabled(struct drm_i915_private *i915, enum pipe pipe) +void assert_fdi_tx_enabled(struct intel_display *display, enum pipe pipe) { - assert_fdi_tx(i915, pipe, true); + assert_fdi_tx(display, pipe, true); } -void assert_fdi_tx_disabled(struct drm_i915_private *i915, enum pipe pipe) +void assert_fdi_tx_disabled(struct intel_display *display, enum pipe pipe) { - assert_fdi_tx(i915, pipe, false); + assert_fdi_tx(display, pipe, false); } -static void assert_fdi_rx(struct drm_i915_private *dev_priv, +static void assert_fdi_rx(struct intel_display *display, enum pipe pipe, bool state) { - struct intel_display *display = &dev_priv->display; bool cur_state; cur_state = intel_de_read(display, FDI_RX_CTL(pipe)) & FDI_RX_ENABLE; @@ -70,18 +68,17 @@ static void assert_fdi_rx(struct drm_i915_private *dev_priv, str_on_off(state), str_on_off(cur_state)); } -void assert_fdi_rx_enabled(struct drm_i915_private *i915, enum pipe pipe) +void assert_fdi_rx_enabled(struct intel_display *display, enum pipe pipe) { - assert_fdi_rx(i915, pipe, true); + assert_fdi_rx(display, pipe, true); } -void assert_fdi_rx_disabled(struct drm_i915_private *i915, enum pipe pipe) +void assert_fdi_rx_disabled(struct intel_display *display, enum pipe pipe) { - assert_fdi_rx(i915, pipe, false); + assert_fdi_rx(display, pipe, false); } -void assert_fdi_tx_pll_enabled(struct intel_display *display, - enum pipe pipe) +void assert_fdi_tx_pll_enabled(struct intel_display *display, enum pipe pipe) { bool cur_state; @@ -122,9 +119,9 @@ void assert_fdi_rx_pll_disabled(struct intel_display *display, enum pipe pipe) void intel_fdi_link_train(struct intel_crtc *crtc, const struct intel_crtc_state *crtc_state) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc); - dev_priv->display.funcs.fdi->fdi_link_train(crtc, crtc_state); + display->funcs.fdi->fdi_link_train(crtc, crtc_state); } /** @@ -141,12 +138,11 @@ void intel_fdi_link_train(struct intel_crtc *crtc, int intel_fdi_add_affected_crtcs(struct intel_atomic_state *state) { struct intel_display *display = to_intel_display(state); - struct drm_i915_private *i915 = to_i915(state->base.dev); const struct intel_crtc_state *old_crtc_state; const struct intel_crtc_state *new_crtc_state; struct intel_crtc *crtc; - if (!IS_IVYBRIDGE(i915) || INTEL_NUM_PIPES(i915) != 3) + if (!display->platform.ivybridge || INTEL_NUM_PIPES(display) != 3) return 0; crtc = intel_crtc_for_pipe(display, PIPE_C); @@ -184,31 +180,29 @@ static int pipe_required_fdi_lanes(struct intel_crtc_state *crtc_state) return 0; } -static int ilk_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, +static int ilk_check_fdi_lanes(struct intel_display *display, enum pipe pipe, struct intel_crtc_state *pipe_config, enum pipe *pipe_to_reduce) { - struct intel_display *display = to_intel_display(dev); - struct drm_i915_private *dev_priv = to_i915(dev); struct drm_atomic_state *state = pipe_config->uapi.state; struct intel_crtc *other_crtc; struct intel_crtc_state *other_crtc_state; *pipe_to_reduce = pipe; - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "checking fdi config on pipe %c, lanes %i\n", pipe_name(pipe), pipe_config->fdi_lanes); if (pipe_config->fdi_lanes > 4) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "invalid fdi lane config on pipe %c: %i lanes\n", pipe_name(pipe), pipe_config->fdi_lanes); return -EINVAL; } - if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { + if (display->platform.haswell || display->platform.broadwell) { if (pipe_config->fdi_lanes > 2) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "only 2 lanes on haswell, required: %i lanes\n", pipe_config->fdi_lanes); return -EINVAL; @@ -217,7 +211,7 @@ static int ilk_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, } } - if (INTEL_NUM_PIPES(dev_priv) == 2) + if (INTEL_NUM_PIPES(display) == 2) return 0; /* Ivybridge 3 pipe is really complicated */ @@ -235,7 +229,7 @@ static int ilk_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, return PTR_ERR(other_crtc_state); if (pipe_required_fdi_lanes(other_crtc_state) > 0) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "invalid shared fdi lane config on pipe %c: %i lanes\n", pipe_name(pipe), pipe_config->fdi_lanes); return -EINVAL; @@ -243,7 +237,7 @@ static int ilk_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, return 0; case PIPE_C: if (pipe_config->fdi_lanes > 2) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "only 2 lanes on pipe %c: required %i lanes\n", pipe_name(pipe), pipe_config->fdi_lanes); return -EINVAL; @@ -256,7 +250,7 @@ static int ilk_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, return PTR_ERR(other_crtc_state); if (pipe_required_fdi_lanes(other_crtc_state) > 2) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "fdi link B uses too many lanes to enable link C\n"); *pipe_to_reduce = PIPE_B; @@ -270,29 +264,30 @@ static int ilk_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, } } -void intel_fdi_pll_freq_update(struct drm_i915_private *i915) +void intel_fdi_pll_freq_update(struct intel_display *display) { - if (IS_IRONLAKE(i915)) { - u32 fdi_pll_clk = - intel_de_read(i915, FDI_PLL_BIOS_0) & FDI_PLL_FB_CLOCK_MASK; + if (display->platform.ironlake) { + u32 fdi_pll_clk; + + fdi_pll_clk = intel_de_read(display, FDI_PLL_BIOS_0) & FDI_PLL_FB_CLOCK_MASK; - i915->display.fdi.pll_freq = (fdi_pll_clk + 2) * 10000; - } else if (IS_SANDYBRIDGE(i915) || IS_IVYBRIDGE(i915)) { - i915->display.fdi.pll_freq = 270000; + display->fdi.pll_freq = (fdi_pll_clk + 2) * 10000; + } else if (display->platform.sandybridge || display->platform.ivybridge) { + display->fdi.pll_freq = 270000; } else { return; } - drm_dbg(&i915->drm, "FDI PLL freq=%d\n", i915->display.fdi.pll_freq); + drm_dbg(display->drm, "FDI PLL freq=%d\n", display->fdi.pll_freq); } -int intel_fdi_link_freq(struct drm_i915_private *i915, +int intel_fdi_link_freq(struct intel_display *display, const struct intel_crtc_state *pipe_config) { - if (HAS_DDI(i915)) + if (HAS_DDI(display)) return pipe_config->port_clock; /* SPLL */ else - return i915->display.fdi.pll_freq; + return display->fdi.pll_freq; } /** @@ -326,8 +321,7 @@ bool intel_fdi_compute_pipe_bpp(struct intel_crtc_state *crtc_state) int ilk_fdi_compute_config(struct intel_crtc *crtc, struct intel_crtc_state *pipe_config) { - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *i915 = to_i915(dev); + struct intel_display *display = to_intel_display(crtc); const struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode; int lane, link_bw, fdi_dotclock; @@ -338,7 +332,7 @@ int ilk_fdi_compute_config(struct intel_crtc *crtc, * Hence the bw of each lane in terms of the mode signal * is: */ - link_bw = intel_fdi_link_freq(i915, pipe_config); + link_bw = intel_fdi_link_freq(display, pipe_config); fdi_dotclock = adjusted_mode->crtc_clock; @@ -361,11 +355,11 @@ static int intel_fdi_atomic_check_bw(struct intel_atomic_state *state, struct intel_crtc_state *pipe_config, struct intel_link_bw_limits *limits) { - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc); enum pipe pipe_to_reduce; int ret; - ret = ilk_check_fdi_lanes(&i915->drm, crtc->pipe, pipe_config, + ret = ilk_check_fdi_lanes(display, crtc->pipe, pipe_config, &pipe_to_reduce); if (ret != -EINVAL) return ret; @@ -418,48 +412,48 @@ int intel_fdi_atomic_check_link(struct intel_atomic_state *state, return 0; } -static void cpt_set_fdi_bc_bifurcation(struct drm_i915_private *dev_priv, bool enable) +static void cpt_set_fdi_bc_bifurcation(struct intel_display *display, bool enable) { u32 temp; - temp = intel_de_read(dev_priv, SOUTH_CHICKEN1); + temp = intel_de_read(display, SOUTH_CHICKEN1); if (!!(temp & FDI_BC_BIFURCATION_SELECT) == enable) return; - drm_WARN_ON(&dev_priv->drm, - intel_de_read(dev_priv, FDI_RX_CTL(PIPE_B)) & + drm_WARN_ON(display->drm, + intel_de_read(display, FDI_RX_CTL(PIPE_B)) & FDI_RX_ENABLE); - drm_WARN_ON(&dev_priv->drm, - intel_de_read(dev_priv, FDI_RX_CTL(PIPE_C)) & + drm_WARN_ON(display->drm, + intel_de_read(display, FDI_RX_CTL(PIPE_C)) & FDI_RX_ENABLE); temp &= ~FDI_BC_BIFURCATION_SELECT; if (enable) temp |= FDI_BC_BIFURCATION_SELECT; - drm_dbg_kms(&dev_priv->drm, "%sabling fdi C rx\n", + drm_dbg_kms(display->drm, "%sabling fdi C rx\n", enable ? "en" : "dis"); - intel_de_write(dev_priv, SOUTH_CHICKEN1, temp); - intel_de_posting_read(dev_priv, SOUTH_CHICKEN1); + intel_de_write(display, SOUTH_CHICKEN1, temp); + intel_de_posting_read(display, SOUTH_CHICKEN1); } static void ivb_update_fdi_bc_bifurcation(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); switch (crtc->pipe) { case PIPE_A: break; case PIPE_B: if (crtc_state->fdi_lanes > 2) - cpt_set_fdi_bc_bifurcation(dev_priv, false); + cpt_set_fdi_bc_bifurcation(display, false); else - cpt_set_fdi_bc_bifurcation(dev_priv, true); + cpt_set_fdi_bc_bifurcation(display, true); break; case PIPE_C: - cpt_set_fdi_bc_bifurcation(dev_priv, true); + cpt_set_fdi_bc_bifurcation(display, true); break; default: @@ -469,26 +463,26 @@ static void ivb_update_fdi_bc_bifurcation(const struct intel_crtc_state *crtc_st void intel_fdi_normal_train(struct intel_crtc *crtc) { - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(crtc); + struct drm_i915_private *dev_priv = to_i915(display->drm); enum pipe pipe = crtc->pipe; i915_reg_t reg; u32 temp; /* enable normal train */ reg = FDI_TX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); - if (IS_IVYBRIDGE(dev_priv)) { + temp = intel_de_read(display, reg); + if (display->platform.ivybridge) { temp &= ~FDI_LINK_TRAIN_NONE_IVB; temp |= FDI_LINK_TRAIN_NONE_IVB | FDI_TX_ENHANCE_FRAME_ENABLE; } else { temp &= ~FDI_LINK_TRAIN_NONE; temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE; } - intel_de_write(dev_priv, reg, temp); + intel_de_write(display, reg, temp); reg = FDI_RX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); if (HAS_PCH_CPT(dev_priv)) { temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; temp |= FDI_LINK_TRAIN_NORMAL_CPT; @@ -496,15 +490,15 @@ void intel_fdi_normal_train(struct intel_crtc *crtc) temp &= ~FDI_LINK_TRAIN_NONE; temp |= FDI_LINK_TRAIN_NONE; } - intel_de_write(dev_priv, reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE); + intel_de_write(display, reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE); /* wait one idle pattern time */ - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(1000); /* IVB wants error correction enabled */ - if (IS_IVYBRIDGE(dev_priv)) - intel_de_rmw(dev_priv, reg, 0, FDI_FS_ERRC_ENABLE | FDI_FE_ERRC_ENABLE); + if (display->platform.ivybridge) + intel_de_rmw(display, reg, 0, FDI_FS_ERRC_ENABLE | FDI_FE_ERRC_ENABLE); } /* The FDI link training functions for ILK/Ibexpeak. */ @@ -512,8 +506,6 @@ static void ilk_fdi_link_train(struct intel_crtc *crtc, const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(crtc); - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); enum pipe pipe = crtc->pipe; i915_reg_t reg; u32 temp, tries; @@ -522,8 +514,8 @@ static void ilk_fdi_link_train(struct intel_crtc *crtc, * Write the TU size bits before fdi link training, so that error * detection works. */ - intel_de_write(dev_priv, FDI_RX_TUSIZE1(pipe), - intel_de_read(dev_priv, PIPE_DATA_M1(dev_priv, pipe)) & TU_SIZE_MASK); + intel_de_write(display, FDI_RX_TUSIZE1(pipe), + intel_de_read(display, PIPE_DATA_M1(display, pipe)) & TU_SIZE_MASK); /* FDI needs bits from pipe first */ assert_transcoder_enabled(display, crtc_state->cpu_transcoder); @@ -531,75 +523,75 @@ static void ilk_fdi_link_train(struct intel_crtc *crtc, /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit for train result */ reg = FDI_RX_IMR(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~FDI_RX_SYMBOL_LOCK; temp &= ~FDI_RX_BIT_LOCK; - intel_de_write(dev_priv, reg, temp); - intel_de_read(dev_priv, reg); + intel_de_write(display, reg, temp); + intel_de_read(display, reg); udelay(150); /* enable CPU FDI TX and PCH FDI RX */ reg = FDI_TX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~FDI_DP_PORT_WIDTH_MASK; temp |= FDI_DP_PORT_WIDTH(crtc_state->fdi_lanes); temp &= ~FDI_LINK_TRAIN_NONE; temp |= FDI_LINK_TRAIN_PATTERN_1; - intel_de_write(dev_priv, reg, temp | FDI_TX_ENABLE); + intel_de_write(display, reg, temp | FDI_TX_ENABLE); reg = FDI_RX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~FDI_LINK_TRAIN_NONE; temp |= FDI_LINK_TRAIN_PATTERN_1; - intel_de_write(dev_priv, reg, temp | FDI_RX_ENABLE); + intel_de_write(display, reg, temp | FDI_RX_ENABLE); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(150); /* Ironlake workaround, enable clock pointer after FDI enable*/ - intel_de_write(dev_priv, FDI_RX_CHICKEN(pipe), + intel_de_write(display, FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_OVR); - intel_de_write(dev_priv, FDI_RX_CHICKEN(pipe), + intel_de_write(display, FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_OVR | FDI_RX_PHASE_SYNC_POINTER_EN); reg = FDI_RX_IIR(pipe); for (tries = 0; tries < 5; tries++) { - temp = intel_de_read(dev_priv, reg); - drm_dbg_kms(&dev_priv->drm, "FDI_RX_IIR 0x%x\n", temp); + temp = intel_de_read(display, reg); + drm_dbg_kms(display->drm, "FDI_RX_IIR 0x%x\n", temp); if ((temp & FDI_RX_BIT_LOCK)) { - drm_dbg_kms(&dev_priv->drm, "FDI train 1 done.\n"); - intel_de_write(dev_priv, reg, temp | FDI_RX_BIT_LOCK); + drm_dbg_kms(display->drm, "FDI train 1 done.\n"); + intel_de_write(display, reg, temp | FDI_RX_BIT_LOCK); break; } } if (tries == 5) - drm_err(&dev_priv->drm, "FDI train 1 fail!\n"); + drm_err(display->drm, "FDI train 1 fail!\n"); /* Train 2 */ - intel_de_rmw(dev_priv, FDI_TX_CTL(pipe), + intel_de_rmw(display, FDI_TX_CTL(pipe), FDI_LINK_TRAIN_NONE, FDI_LINK_TRAIN_PATTERN_2); - intel_de_rmw(dev_priv, FDI_RX_CTL(pipe), + intel_de_rmw(display, FDI_RX_CTL(pipe), FDI_LINK_TRAIN_NONE, FDI_LINK_TRAIN_PATTERN_2); - intel_de_posting_read(dev_priv, FDI_RX_CTL(pipe)); + intel_de_posting_read(display, FDI_RX_CTL(pipe)); udelay(150); reg = FDI_RX_IIR(pipe); for (tries = 0; tries < 5; tries++) { - temp = intel_de_read(dev_priv, reg); - drm_dbg_kms(&dev_priv->drm, "FDI_RX_IIR 0x%x\n", temp); + temp = intel_de_read(display, reg); + drm_dbg_kms(display->drm, "FDI_RX_IIR 0x%x\n", temp); if (temp & FDI_RX_SYMBOL_LOCK) { - intel_de_write(dev_priv, reg, + intel_de_write(display, reg, temp | FDI_RX_SYMBOL_LOCK); - drm_dbg_kms(&dev_priv->drm, "FDI train 2 done.\n"); + drm_dbg_kms(display->drm, "FDI train 2 done.\n"); break; } } if (tries == 5) - drm_err(&dev_priv->drm, "FDI train 2 fail!\n"); + drm_err(display->drm, "FDI train 2 fail!\n"); - drm_dbg_kms(&dev_priv->drm, "FDI train done\n"); + drm_dbg_kms(display->drm, "FDI train done\n"); } @@ -614,8 +606,8 @@ static const int snb_b_fdi_train_param[] = { static void gen6_fdi_link_train(struct intel_crtc *crtc, const struct intel_crtc_state *crtc_state) { - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(crtc); + struct drm_i915_private *dev_priv = to_i915(display->drm); enum pipe pipe = crtc->pipe; i915_reg_t reg; u32 temp, i, retry; @@ -624,23 +616,23 @@ static void gen6_fdi_link_train(struct intel_crtc *crtc, * Write the TU size bits before fdi link training, so that error * detection works. */ - intel_de_write(dev_priv, FDI_RX_TUSIZE1(pipe), - intel_de_read(dev_priv, PIPE_DATA_M1(dev_priv, pipe)) & TU_SIZE_MASK); + intel_de_write(display, FDI_RX_TUSIZE1(pipe), + intel_de_read(display, PIPE_DATA_M1(display, pipe)) & TU_SIZE_MASK); /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit for train result */ reg = FDI_RX_IMR(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~FDI_RX_SYMBOL_LOCK; temp &= ~FDI_RX_BIT_LOCK; - intel_de_write(dev_priv, reg, temp); + intel_de_write(display, reg, temp); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(150); /* enable CPU FDI TX and PCH FDI RX */ reg = FDI_TX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~FDI_DP_PORT_WIDTH_MASK; temp |= FDI_DP_PORT_WIDTH(crtc_state->fdi_lanes); temp &= ~FDI_LINK_TRAIN_NONE; @@ -648,13 +640,13 @@ static void gen6_fdi_link_train(struct intel_crtc *crtc, temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK; /* SNB-B */ temp |= FDI_LINK_TRAIN_400MV_0DB_SNB_B; - intel_de_write(dev_priv, reg, temp | FDI_TX_ENABLE); + intel_de_write(display, reg, temp | FDI_TX_ENABLE); - intel_de_write(dev_priv, FDI_RX_MISC(pipe), + intel_de_write(display, FDI_RX_MISC(pipe), FDI_RX_TP1_TO_TP2_48 | FDI_RX_FDI_DELAY_90); reg = FDI_RX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); if (HAS_PCH_CPT(dev_priv)) { temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; temp |= FDI_LINK_TRAIN_PATTERN_1_CPT; @@ -662,25 +654,25 @@ static void gen6_fdi_link_train(struct intel_crtc *crtc, temp &= ~FDI_LINK_TRAIN_NONE; temp |= FDI_LINK_TRAIN_PATTERN_1; } - intel_de_write(dev_priv, reg, temp | FDI_RX_ENABLE); + intel_de_write(display, reg, temp | FDI_RX_ENABLE); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(150); for (i = 0; i < 4; i++) { - intel_de_rmw(dev_priv, FDI_TX_CTL(pipe), + intel_de_rmw(display, FDI_TX_CTL(pipe), FDI_LINK_TRAIN_VOL_EMP_MASK, snb_b_fdi_train_param[i]); - intel_de_posting_read(dev_priv, FDI_TX_CTL(pipe)); + intel_de_posting_read(display, FDI_TX_CTL(pipe)); udelay(500); for (retry = 0; retry < 5; retry++) { reg = FDI_RX_IIR(pipe); - temp = intel_de_read(dev_priv, reg); - drm_dbg_kms(&dev_priv->drm, "FDI_RX_IIR 0x%x\n", temp); + temp = intel_de_read(display, reg); + drm_dbg_kms(display->drm, "FDI_RX_IIR 0x%x\n", temp); if (temp & FDI_RX_BIT_LOCK) { - intel_de_write(dev_priv, reg, + intel_de_write(display, reg, temp | FDI_RX_BIT_LOCK); - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "FDI train 1 done.\n"); break; } @@ -690,22 +682,22 @@ static void gen6_fdi_link_train(struct intel_crtc *crtc, break; } if (i == 4) - drm_err(&dev_priv->drm, "FDI train 1 fail!\n"); + drm_err(display->drm, "FDI train 1 fail!\n"); /* Train 2 */ reg = FDI_TX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~FDI_LINK_TRAIN_NONE; temp |= FDI_LINK_TRAIN_PATTERN_2; - if (IS_SANDYBRIDGE(dev_priv)) { + if (display->platform.sandybridge) { temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK; /* SNB-B */ temp |= FDI_LINK_TRAIN_400MV_0DB_SNB_B; } - intel_de_write(dev_priv, reg, temp); + intel_de_write(display, reg, temp); reg = FDI_RX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); if (HAS_PCH_CPT(dev_priv)) { temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; temp |= FDI_LINK_TRAIN_PATTERN_2_CPT; @@ -713,25 +705,25 @@ static void gen6_fdi_link_train(struct intel_crtc *crtc, temp &= ~FDI_LINK_TRAIN_NONE; temp |= FDI_LINK_TRAIN_PATTERN_2; } - intel_de_write(dev_priv, reg, temp); + intel_de_write(display, reg, temp); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(150); for (i = 0; i < 4; i++) { - intel_de_rmw(dev_priv, FDI_TX_CTL(pipe), + intel_de_rmw(display, FDI_TX_CTL(pipe), FDI_LINK_TRAIN_VOL_EMP_MASK, snb_b_fdi_train_param[i]); - intel_de_posting_read(dev_priv, FDI_TX_CTL(pipe)); + intel_de_posting_read(display, FDI_TX_CTL(pipe)); udelay(500); for (retry = 0; retry < 5; retry++) { reg = FDI_RX_IIR(pipe); - temp = intel_de_read(dev_priv, reg); - drm_dbg_kms(&dev_priv->drm, "FDI_RX_IIR 0x%x\n", temp); + temp = intel_de_read(display, reg); + drm_dbg_kms(display->drm, "FDI_RX_IIR 0x%x\n", temp); if (temp & FDI_RX_SYMBOL_LOCK) { - intel_de_write(dev_priv, reg, + intel_de_write(display, reg, temp | FDI_RX_SYMBOL_LOCK); - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "FDI train 2 done.\n"); break; } @@ -741,17 +733,16 @@ static void gen6_fdi_link_train(struct intel_crtc *crtc, break; } if (i == 4) - drm_err(&dev_priv->drm, "FDI train 2 fail!\n"); + drm_err(display->drm, "FDI train 2 fail!\n"); - drm_dbg_kms(&dev_priv->drm, "FDI train done.\n"); + drm_dbg_kms(display->drm, "FDI train done.\n"); } /* Manual link training for Ivy Bridge A0 parts */ static void ivb_manual_fdi_link_train(struct intel_crtc *crtc, const struct intel_crtc_state *crtc_state) { - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(crtc); enum pipe pipe = crtc->pipe; i915_reg_t reg; u32 temp, i, j; @@ -762,72 +753,72 @@ static void ivb_manual_fdi_link_train(struct intel_crtc *crtc, * Write the TU size bits before fdi link training, so that error * detection works. */ - intel_de_write(dev_priv, FDI_RX_TUSIZE1(pipe), - intel_de_read(dev_priv, PIPE_DATA_M1(dev_priv, pipe)) & TU_SIZE_MASK); + intel_de_write(display, FDI_RX_TUSIZE1(pipe), + intel_de_read(display, PIPE_DATA_M1(display, pipe)) & TU_SIZE_MASK); /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit for train result */ reg = FDI_RX_IMR(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~FDI_RX_SYMBOL_LOCK; temp &= ~FDI_RX_BIT_LOCK; - intel_de_write(dev_priv, reg, temp); + intel_de_write(display, reg, temp); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(150); - drm_dbg_kms(&dev_priv->drm, "FDI_RX_IIR before link train 0x%x\n", - intel_de_read(dev_priv, FDI_RX_IIR(pipe))); + drm_dbg_kms(display->drm, "FDI_RX_IIR before link train 0x%x\n", + intel_de_read(display, FDI_RX_IIR(pipe))); /* Try each vswing and preemphasis setting twice before moving on */ for (j = 0; j < ARRAY_SIZE(snb_b_fdi_train_param) * 2; j++) { /* disable first in case we need to retry */ reg = FDI_TX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~(FDI_LINK_TRAIN_AUTO | FDI_LINK_TRAIN_NONE_IVB); temp &= ~FDI_TX_ENABLE; - intel_de_write(dev_priv, reg, temp); + intel_de_write(display, reg, temp); reg = FDI_RX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~FDI_LINK_TRAIN_AUTO; temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; temp &= ~FDI_RX_ENABLE; - intel_de_write(dev_priv, reg, temp); + intel_de_write(display, reg, temp); /* enable CPU FDI TX and PCH FDI RX */ reg = FDI_TX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~FDI_DP_PORT_WIDTH_MASK; temp |= FDI_DP_PORT_WIDTH(crtc_state->fdi_lanes); temp |= FDI_LINK_TRAIN_PATTERN_1_IVB; temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK; temp |= snb_b_fdi_train_param[j/2]; temp |= FDI_COMPOSITE_SYNC; - intel_de_write(dev_priv, reg, temp | FDI_TX_ENABLE); + intel_de_write(display, reg, temp | FDI_TX_ENABLE); - intel_de_write(dev_priv, FDI_RX_MISC(pipe), + intel_de_write(display, FDI_RX_MISC(pipe), FDI_RX_TP1_TO_TP2_48 | FDI_RX_FDI_DELAY_90); reg = FDI_RX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp |= FDI_LINK_TRAIN_PATTERN_1_CPT; temp |= FDI_COMPOSITE_SYNC; - intel_de_write(dev_priv, reg, temp | FDI_RX_ENABLE); + intel_de_write(display, reg, temp | FDI_RX_ENABLE); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(1); /* should be 0.5us */ for (i = 0; i < 4; i++) { reg = FDI_RX_IIR(pipe); - temp = intel_de_read(dev_priv, reg); - drm_dbg_kms(&dev_priv->drm, "FDI_RX_IIR 0x%x\n", temp); + temp = intel_de_read(display, reg); + drm_dbg_kms(display->drm, "FDI_RX_IIR 0x%x\n", temp); if (temp & FDI_RX_BIT_LOCK || - (intel_de_read(dev_priv, reg) & FDI_RX_BIT_LOCK)) { - intel_de_write(dev_priv, reg, + (intel_de_read(display, reg) & FDI_RX_BIT_LOCK)) { + intel_de_write(display, reg, temp | FDI_RX_BIT_LOCK); - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "FDI train 1 done, level %i.\n", i); break; @@ -835,31 +826,31 @@ static void ivb_manual_fdi_link_train(struct intel_crtc *crtc, udelay(1); /* should be 0.5us */ } if (i == 4) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "FDI train 1 fail on vswing %d\n", j / 2); continue; } /* Train 2 */ - intel_de_rmw(dev_priv, FDI_TX_CTL(pipe), + intel_de_rmw(display, FDI_TX_CTL(pipe), FDI_LINK_TRAIN_NONE_IVB, FDI_LINK_TRAIN_PATTERN_2_IVB); - intel_de_rmw(dev_priv, FDI_RX_CTL(pipe), + intel_de_rmw(display, FDI_RX_CTL(pipe), FDI_LINK_TRAIN_PATTERN_MASK_CPT, FDI_LINK_TRAIN_PATTERN_2_CPT); - intel_de_posting_read(dev_priv, FDI_RX_CTL(pipe)); + intel_de_posting_read(display, FDI_RX_CTL(pipe)); udelay(2); /* should be 1.5us */ for (i = 0; i < 4; i++) { reg = FDI_RX_IIR(pipe); - temp = intel_de_read(dev_priv, reg); - drm_dbg_kms(&dev_priv->drm, "FDI_RX_IIR 0x%x\n", temp); + temp = intel_de_read(display, reg); + drm_dbg_kms(display->drm, "FDI_RX_IIR 0x%x\n", temp); if (temp & FDI_RX_SYMBOL_LOCK || - (intel_de_read(dev_priv, reg) & FDI_RX_SYMBOL_LOCK)) { - intel_de_write(dev_priv, reg, + (intel_de_read(display, reg) & FDI_RX_SYMBOL_LOCK)) { + intel_de_write(display, reg, temp | FDI_RX_SYMBOL_LOCK); - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "FDI train 2 done, level %i.\n", i); goto train_done; @@ -867,12 +858,12 @@ static void ivb_manual_fdi_link_train(struct intel_crtc *crtc, udelay(2); /* should be 1.5us */ } if (i == 4) - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "FDI train 2 fail on vswing %d\n", j / 2); } train_done: - drm_dbg_kms(&dev_priv->drm, "FDI train done.\n"); + drm_dbg_kms(display->drm, "FDI train done.\n"); } /* Starting with Haswell, different DDI ports can work in FDI mode for @@ -887,8 +878,6 @@ void hsw_fdi_link_train(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(crtc_state); - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 temp, i, rx_ctl_val; int n_entries; @@ -903,33 +892,33 @@ void hsw_fdi_link_train(struct intel_encoder *encoder, * * WaFDIAutoLinkSetTimingOverrride:hsw */ - intel_de_write(dev_priv, FDI_RX_MISC(PIPE_A), + intel_de_write(display, FDI_RX_MISC(PIPE_A), FDI_RX_PWRDN_LANE1_VAL(2) | FDI_RX_PWRDN_LANE0_VAL(2) | FDI_RX_TP1_TO_TP2_48 | FDI_RX_FDI_DELAY_90); /* Enable the PCH Receiver FDI PLL */ - rx_ctl_val = dev_priv->display.fdi.rx_config | FDI_RX_ENHANCE_FRAME_ENABLE | + rx_ctl_val = display->fdi.rx_config | FDI_RX_ENHANCE_FRAME_ENABLE | FDI_RX_PLL_ENABLE | FDI_DP_PORT_WIDTH(crtc_state->fdi_lanes); - intel_de_write(dev_priv, FDI_RX_CTL(PIPE_A), rx_ctl_val); - intel_de_posting_read(dev_priv, FDI_RX_CTL(PIPE_A)); + intel_de_write(display, FDI_RX_CTL(PIPE_A), rx_ctl_val); + intel_de_posting_read(display, FDI_RX_CTL(PIPE_A)); udelay(220); /* Switch from Rawclk to PCDclk */ rx_ctl_val |= FDI_PCDCLK; - intel_de_write(dev_priv, FDI_RX_CTL(PIPE_A), rx_ctl_val); + intel_de_write(display, FDI_RX_CTL(PIPE_A), rx_ctl_val); /* Configure Port Clock Select */ - drm_WARN_ON(&dev_priv->drm, crtc_state->shared_dpll->info->id != DPLL_ID_SPLL); + drm_WARN_ON(display->drm, crtc_state->shared_dpll->info->id != DPLL_ID_SPLL); intel_ddi_enable_clock(encoder, crtc_state); /* Start the training iterating through available voltages and emphasis, * testing each value twice. */ for (i = 0; i < n_entries * 2; i++) { /* Configure DP_TP_CTL with auto-training */ - intel_de_write(dev_priv, DP_TP_CTL(PORT_E), + intel_de_write(display, DP_TP_CTL(PORT_E), DP_TP_CTL_FDI_AUTOTRAIN | DP_TP_CTL_ENHANCED_FRAME_ENABLE | DP_TP_CTL_LINK_TRAIN_PAT1 | @@ -939,36 +928,36 @@ void hsw_fdi_link_train(struct intel_encoder *encoder, * DDI E does not support port reversal, the functionality is * achieved on the PCH side in FDI_RX_CTL, so no need to set the * port reversal bit */ - intel_de_write(dev_priv, DDI_BUF_CTL(PORT_E), + intel_de_write(display, DDI_BUF_CTL(PORT_E), DDI_BUF_CTL_ENABLE | ((crtc_state->fdi_lanes - 1) << 1) | DDI_BUF_TRANS_SELECT(i / 2)); - intel_de_posting_read(dev_priv, DDI_BUF_CTL(PORT_E)); + intel_de_posting_read(display, DDI_BUF_CTL(PORT_E)); udelay(600); /* Program PCH FDI Receiver TU */ - intel_de_write(dev_priv, FDI_RX_TUSIZE1(PIPE_A), TU_SIZE(64)); + intel_de_write(display, FDI_RX_TUSIZE1(PIPE_A), TU_SIZE(64)); /* Enable PCH FDI Receiver with auto-training */ rx_ctl_val |= FDI_RX_ENABLE | FDI_LINK_TRAIN_AUTO; - intel_de_write(dev_priv, FDI_RX_CTL(PIPE_A), rx_ctl_val); - intel_de_posting_read(dev_priv, FDI_RX_CTL(PIPE_A)); + intel_de_write(display, FDI_RX_CTL(PIPE_A), rx_ctl_val); + intel_de_posting_read(display, FDI_RX_CTL(PIPE_A)); /* Wait for FDI receiver lane calibration */ udelay(30); /* Unset FDI_RX_MISC pwrdn lanes */ - intel_de_rmw(dev_priv, FDI_RX_MISC(PIPE_A), + intel_de_rmw(display, FDI_RX_MISC(PIPE_A), FDI_RX_PWRDN_LANE1_MASK | FDI_RX_PWRDN_LANE0_MASK, 0); - intel_de_posting_read(dev_priv, FDI_RX_MISC(PIPE_A)); + intel_de_posting_read(display, FDI_RX_MISC(PIPE_A)); /* Wait for FDI auto training time */ udelay(5); - temp = intel_de_read(dev_priv, DP_TP_STATUS(PORT_E)); + temp = intel_de_read(display, DP_TP_STATUS(PORT_E)); if (temp & DP_TP_STATUS_AUTOTRAIN_DONE) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "FDI link training done on step %d\n", i); break; } @@ -978,32 +967,32 @@ void hsw_fdi_link_train(struct intel_encoder *encoder, * Results in less fireworks from the state checker. */ if (i == n_entries * 2 - 1) { - drm_err(&dev_priv->drm, "FDI link training failed!\n"); + drm_err(display->drm, "FDI link training failed!\n"); break; } rx_ctl_val &= ~FDI_RX_ENABLE; - intel_de_write(dev_priv, FDI_RX_CTL(PIPE_A), rx_ctl_val); - intel_de_posting_read(dev_priv, FDI_RX_CTL(PIPE_A)); + intel_de_write(display, FDI_RX_CTL(PIPE_A), rx_ctl_val); + intel_de_posting_read(display, FDI_RX_CTL(PIPE_A)); - intel_de_rmw(dev_priv, DDI_BUF_CTL(PORT_E), DDI_BUF_CTL_ENABLE, 0); - intel_de_posting_read(dev_priv, DDI_BUF_CTL(PORT_E)); + intel_de_rmw(display, DDI_BUF_CTL(PORT_E), DDI_BUF_CTL_ENABLE, 0); + intel_de_posting_read(display, DDI_BUF_CTL(PORT_E)); /* Disable DP_TP_CTL and FDI_RX_CTL and retry */ - intel_de_rmw(dev_priv, DP_TP_CTL(PORT_E), DP_TP_CTL_ENABLE, 0); - intel_de_posting_read(dev_priv, DP_TP_CTL(PORT_E)); + intel_de_rmw(display, DP_TP_CTL(PORT_E), DP_TP_CTL_ENABLE, 0); + intel_de_posting_read(display, DP_TP_CTL(PORT_E)); intel_wait_ddi_buf_idle(display, PORT_E); /* Reset FDI_RX_MISC pwrdn lanes */ - intel_de_rmw(dev_priv, FDI_RX_MISC(PIPE_A), + intel_de_rmw(display, FDI_RX_MISC(PIPE_A), FDI_RX_PWRDN_LANE1_MASK | FDI_RX_PWRDN_LANE0_MASK, FDI_RX_PWRDN_LANE1_VAL(2) | FDI_RX_PWRDN_LANE0_VAL(2)); - intel_de_posting_read(dev_priv, FDI_RX_MISC(PIPE_A)); + intel_de_posting_read(display, FDI_RX_MISC(PIPE_A)); } /* Enable normal pixel sending for FDI */ - intel_de_write(dev_priv, DP_TP_CTL(PORT_E), + intel_de_write(display, DP_TP_CTL(PORT_E), DP_TP_CTL_FDI_AUTOTRAIN | DP_TP_CTL_LINK_TRAIN_NORMAL | DP_TP_CTL_ENHANCED_FRAME_ENABLE | @@ -1013,7 +1002,6 @@ void hsw_fdi_link_train(struct intel_encoder *encoder, void hsw_fdi_disable(struct intel_encoder *encoder) { struct intel_display *display = to_intel_display(encoder); - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); /* * Bspec lists this as both step 13 (before DDI_BUF_CTL disable) @@ -1021,103 +1009,103 @@ void hsw_fdi_disable(struct intel_encoder *encoder) * step 13 is the correct place for it. Step 18 is where it was * originally before the BUN. */ - intel_de_rmw(dev_priv, FDI_RX_CTL(PIPE_A), FDI_RX_ENABLE, 0); - intel_de_rmw(dev_priv, DDI_BUF_CTL(PORT_E), DDI_BUF_CTL_ENABLE, 0); + intel_de_rmw(display, FDI_RX_CTL(PIPE_A), FDI_RX_ENABLE, 0); + intel_de_rmw(display, DDI_BUF_CTL(PORT_E), DDI_BUF_CTL_ENABLE, 0); intel_wait_ddi_buf_idle(display, PORT_E); intel_ddi_disable_clock(encoder); - intel_de_rmw(dev_priv, FDI_RX_MISC(PIPE_A), + intel_de_rmw(display, FDI_RX_MISC(PIPE_A), FDI_RX_PWRDN_LANE1_MASK | FDI_RX_PWRDN_LANE0_MASK, FDI_RX_PWRDN_LANE1_VAL(2) | FDI_RX_PWRDN_LANE0_VAL(2)); - intel_de_rmw(dev_priv, FDI_RX_CTL(PIPE_A), FDI_PCDCLK, 0); - intel_de_rmw(dev_priv, FDI_RX_CTL(PIPE_A), FDI_RX_PLL_ENABLE, 0); + intel_de_rmw(display, FDI_RX_CTL(PIPE_A), FDI_PCDCLK, 0); + intel_de_rmw(display, FDI_RX_CTL(PIPE_A), FDI_RX_PLL_ENABLE, 0); } void ilk_fdi_pll_enable(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum pipe pipe = crtc->pipe; i915_reg_t reg; u32 temp; /* enable PCH FDI RX PLL, wait warmup plus DMI latency */ reg = FDI_RX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~(FDI_DP_PORT_WIDTH_MASK | (0x7 << 16)); temp |= FDI_DP_PORT_WIDTH(crtc_state->fdi_lanes); - temp |= (intel_de_read(dev_priv, TRANSCONF(dev_priv, pipe)) & TRANSCONF_BPC_MASK) << 11; - intel_de_write(dev_priv, reg, temp | FDI_RX_PLL_ENABLE); + temp |= (intel_de_read(display, TRANSCONF(display, pipe)) & TRANSCONF_BPC_MASK) << 11; + intel_de_write(display, reg, temp | FDI_RX_PLL_ENABLE); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(200); /* Switch from Rawclk to PCDclk */ - intel_de_rmw(dev_priv, reg, 0, FDI_PCDCLK); - intel_de_posting_read(dev_priv, reg); + intel_de_rmw(display, reg, 0, FDI_PCDCLK); + intel_de_posting_read(display, reg); udelay(200); /* Enable CPU FDI TX PLL, always on for Ironlake */ reg = FDI_TX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); if ((temp & FDI_TX_PLL_ENABLE) == 0) { - intel_de_write(dev_priv, reg, temp | FDI_TX_PLL_ENABLE); + intel_de_write(display, reg, temp | FDI_TX_PLL_ENABLE); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(100); } } void ilk_fdi_pll_disable(struct intel_crtc *crtc) { - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(crtc); enum pipe pipe = crtc->pipe; /* Switch from PCDclk to Rawclk */ - intel_de_rmw(dev_priv, FDI_RX_CTL(pipe), FDI_PCDCLK, 0); + intel_de_rmw(display, FDI_RX_CTL(pipe), FDI_PCDCLK, 0); /* Disable CPU FDI TX PLL */ - intel_de_rmw(dev_priv, FDI_TX_CTL(pipe), FDI_TX_PLL_ENABLE, 0); - intel_de_posting_read(dev_priv, FDI_TX_CTL(pipe)); + intel_de_rmw(display, FDI_TX_CTL(pipe), FDI_TX_PLL_ENABLE, 0); + intel_de_posting_read(display, FDI_TX_CTL(pipe)); udelay(100); /* Wait for the clocks to turn off. */ - intel_de_rmw(dev_priv, FDI_RX_CTL(pipe), FDI_RX_PLL_ENABLE, 0); - intel_de_posting_read(dev_priv, FDI_RX_CTL(pipe)); + intel_de_rmw(display, FDI_RX_CTL(pipe), FDI_RX_PLL_ENABLE, 0); + intel_de_posting_read(display, FDI_RX_CTL(pipe)); udelay(100); } void ilk_fdi_disable(struct intel_crtc *crtc) { + struct intel_display *display = to_intel_display(crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum pipe pipe = crtc->pipe; i915_reg_t reg; u32 temp; /* disable CPU FDI tx and PCH FDI rx */ - intel_de_rmw(dev_priv, FDI_TX_CTL(pipe), FDI_TX_ENABLE, 0); - intel_de_posting_read(dev_priv, FDI_TX_CTL(pipe)); + intel_de_rmw(display, FDI_TX_CTL(pipe), FDI_TX_ENABLE, 0); + intel_de_posting_read(display, FDI_TX_CTL(pipe)); reg = FDI_RX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); temp &= ~(0x7 << 16); - temp |= (intel_de_read(dev_priv, TRANSCONF(dev_priv, pipe)) & TRANSCONF_BPC_MASK) << 11; - intel_de_write(dev_priv, reg, temp & ~FDI_RX_ENABLE); + temp |= (intel_de_read(display, TRANSCONF(display, pipe)) & TRANSCONF_BPC_MASK) << 11; + intel_de_write(display, reg, temp & ~FDI_RX_ENABLE); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(100); /* Ironlake workaround, disable clock pointer after downing FDI */ if (HAS_PCH_IBX(dev_priv)) - intel_de_write(dev_priv, FDI_RX_CHICKEN(pipe), + intel_de_write(display, FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_OVR); /* still set train pattern 1 */ - intel_de_rmw(dev_priv, FDI_TX_CTL(pipe), + intel_de_rmw(display, FDI_TX_CTL(pipe), FDI_LINK_TRAIN_NONE, FDI_LINK_TRAIN_PATTERN_1); reg = FDI_RX_CTL(pipe); - temp = intel_de_read(dev_priv, reg); + temp = intel_de_read(display, reg); if (HAS_PCH_CPT(dev_priv)) { temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; temp |= FDI_LINK_TRAIN_PATTERN_1_CPT; @@ -1127,10 +1115,10 @@ void ilk_fdi_disable(struct intel_crtc *crtc) } /* BPC in FDI rx is consistent with that in TRANSCONF */ temp &= ~(0x07 << 16); - temp |= (intel_de_read(dev_priv, TRANSCONF(dev_priv, pipe)) & TRANSCONF_BPC_MASK) << 11; - intel_de_write(dev_priv, reg, temp); + temp |= (intel_de_read(display, TRANSCONF(display, pipe)) & TRANSCONF_BPC_MASK) << 11; + intel_de_write(display, reg, temp); - intel_de_posting_read(dev_priv, reg); + intel_de_posting_read(display, reg); udelay(100); } @@ -1147,14 +1135,14 @@ static const struct intel_fdi_funcs ivb_funcs = { }; void -intel_fdi_init_hook(struct drm_i915_private *dev_priv) +intel_fdi_init_hook(struct intel_display *display) { - if (IS_IRONLAKE(dev_priv)) { - dev_priv->display.funcs.fdi = &ilk_funcs; - } else if (IS_SANDYBRIDGE(dev_priv)) { - dev_priv->display.funcs.fdi = &gen6_funcs; - } else if (IS_IVYBRIDGE(dev_priv)) { + if (display->platform.ironlake) { + display->funcs.fdi = &ilk_funcs; + } else if (display->platform.sandybridge) { + display->funcs.fdi = &gen6_funcs; + } else if (display->platform.ivybridge) { /* FIXME: detect B0+ stepping and use auto training */ - dev_priv->display.funcs.fdi = &ivb_funcs; + display->funcs.fdi = &ivb_funcs; } } diff --git a/drivers/gpu/drm/i915/display/intel_fdi.h b/drivers/gpu/drm/i915/display/intel_fdi.h index b5be09efb36f..ad5e103c38a8 100644 --- a/drivers/gpu/drm/i915/display/intel_fdi.h +++ b/drivers/gpu/drm/i915/display/intel_fdi.h @@ -9,16 +9,16 @@ #include enum pipe; -struct drm_i915_private; struct intel_atomic_state; struct intel_crtc; struct intel_crtc_state; struct intel_display; +struct intel_display; struct intel_encoder; struct intel_link_bw_limits; int intel_fdi_add_affected_crtcs(struct intel_atomic_state *state); -int intel_fdi_link_freq(struct drm_i915_private *i915, +int intel_fdi_link_freq(struct intel_display *display, const struct intel_crtc_state *pipe_config); bool intel_fdi_compute_pipe_bpp(struct intel_crtc_state *crtc_state); int ilk_fdi_compute_config(struct intel_crtc *intel_crtc, @@ -29,19 +29,19 @@ void intel_fdi_normal_train(struct intel_crtc *crtc); void ilk_fdi_disable(struct intel_crtc *crtc); void ilk_fdi_pll_disable(struct intel_crtc *intel_crtc); void ilk_fdi_pll_enable(const struct intel_crtc_state *crtc_state); -void intel_fdi_init_hook(struct drm_i915_private *dev_priv); +void intel_fdi_init_hook(struct intel_display *display); void hsw_fdi_link_train(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); void hsw_fdi_disable(struct intel_encoder *encoder); -void intel_fdi_pll_freq_update(struct drm_i915_private *i915); +void intel_fdi_pll_freq_update(struct intel_display *display); void intel_fdi_link_train(struct intel_crtc *crtc, const struct intel_crtc_state *crtc_state); -void assert_fdi_tx_enabled(struct drm_i915_private *i915, enum pipe pipe); -void assert_fdi_tx_disabled(struct drm_i915_private *i915, enum pipe pipe); -void assert_fdi_rx_enabled(struct drm_i915_private *i915, enum pipe pipe); -void assert_fdi_rx_disabled(struct drm_i915_private *i915, enum pipe pipe); +void assert_fdi_tx_enabled(struct intel_display *display, enum pipe pipe); +void assert_fdi_tx_disabled(struct intel_display *display, enum pipe pipe); +void assert_fdi_rx_enabled(struct intel_display *display, enum pipe pipe); +void assert_fdi_rx_disabled(struct intel_display *display, enum pipe pipe); void assert_fdi_tx_pll_enabled(struct intel_display *display, enum pipe pipe); void assert_fdi_rx_pll_enabled(struct intel_display *display, enum pipe pipe); void assert_fdi_rx_pll_disabled(struct intel_display *display, enum pipe pipe); diff --git a/drivers/gpu/drm/i915/display/intel_modeset_verify.c b/drivers/gpu/drm/i915/display/intel_modeset_verify.c index bc70e72ccc2e..a008412fdd04 100644 --- a/drivers/gpu/drm/i915/display/intel_modeset_verify.c +++ b/drivers/gpu/drm/i915/display/intel_modeset_verify.c @@ -90,10 +90,11 @@ verify_connector_state(struct intel_atomic_state *state, static void intel_pipe_config_sanity_check(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); if (crtc_state->has_pch_encoder) { - int fdi_dotclock = intel_dotclock_calculate(intel_fdi_link_freq(i915, crtc_state), + int fdi_dotclock = intel_dotclock_calculate(intel_fdi_link_freq(display, crtc_state), &crtc_state->fdi_m_n); int dotclock = crtc_state->hw.adjusted_mode.crtc_clock; diff --git a/drivers/gpu/drm/i915/display/intel_pch_display.c b/drivers/gpu/drm/i915/display/intel_pch_display.c index 806729ec73c8..99f6d6f53fa7 100644 --- a/drivers/gpu/drm/i915/display/intel_pch_display.c +++ b/drivers/gpu/drm/i915/display/intel_pch_display.c @@ -259,8 +259,8 @@ static void ilk_enable_pch_transcoder(const struct intel_crtc_state *crtc_state) assert_shared_dpll_enabled(display, crtc_state->shared_dpll); /* FDI must be feeding us bits for PCH ports */ - assert_fdi_tx_enabled(dev_priv, pipe); - assert_fdi_rx_enabled(dev_priv, pipe); + assert_fdi_tx_enabled(display, pipe); + assert_fdi_rx_enabled(display, pipe); if (HAS_PCH_CPT(dev_priv)) { reg = TRANS_CHICKEN2(pipe); @@ -316,13 +316,14 @@ static void ilk_enable_pch_transcoder(const struct intel_crtc_state *crtc_state) static void ilk_disable_pch_transcoder(struct intel_crtc *crtc) { + struct intel_display *display = to_intel_display(crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum pipe pipe = crtc->pipe; i915_reg_t reg; /* FDI relies on the transcoder */ - assert_fdi_tx_disabled(dev_priv, pipe); - assert_fdi_rx_disabled(dev_priv, pipe); + assert_fdi_tx_disabled(display, pipe); + assert_fdi_rx_disabled(display, pipe); /* Ports must be off as well */ assert_pch_ports_disabled(dev_priv, pipe); @@ -479,8 +480,7 @@ void ilk_pch_post_disable(struct intel_atomic_state *state, static void ilk_pch_clock_get(struct intel_crtc_state *crtc_state) { - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc_state); /* read out port_clock from the DPLL */ i9xx_crtc_clock_get(crtc_state); @@ -491,7 +491,7 @@ static void ilk_pch_clock_get(struct intel_crtc_state *crtc_state) * Calculate one based on the FDI configuration. */ crtc_state->hw.adjusted_mode.crtc_clock = - intel_dotclock_calculate(intel_fdi_link_freq(dev_priv, crtc_state), + intel_dotclock_calculate(intel_fdi_link_freq(display, crtc_state), &crtc_state->fdi_m_n); } @@ -549,14 +549,15 @@ void ilk_pch_get_config(struct intel_crtc_state *crtc_state) static void lpt_enable_pch_transcoder(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; u32 val, pipeconf_val; /* FDI must be feeding us bits for PCH ports */ - assert_fdi_tx_enabled(dev_priv, (enum pipe) cpu_transcoder); - assert_fdi_rx_enabled(dev_priv, PIPE_A); + assert_fdi_tx_enabled(display, (enum pipe)cpu_transcoder); + assert_fdi_rx_enabled(display, PIPE_A); val = intel_de_read(dev_priv, TRANS_CHICKEN2(PIPE_A)); /* Workaround: set timing override bit. */ -- 2.51.0 From 9efa033704c5598db935a096863cbe64b97994b3 Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Thu, 27 Feb 2025 16:52:40 +0530 Subject: [PATCH 04/16] drm/i915/vdsc: intel_display conversions intel_display conversions for vdsc in an effort to move away from drm_i915_private. While at it use display->platform.xx. Signed-off-by: Suraj Kandpal Reviewed-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20250227112240.278827-1-suraj.kandpal@intel.com --- drivers/gpu/drm/i915/display/intel_vdsc.c | 182 +++++++++++----------- 1 file changed, 88 insertions(+), 94 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c index 6e7151346382..3ed64c17bdff 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.c +++ b/drivers/gpu/drm/i915/display/intel_vdsc.c @@ -10,7 +10,7 @@ #include #include -#include "i915_drv.h" +#include "i915_utils.h" #include "intel_crtc.h" #include "intel_de.h" #include "intel_display_types.h" @@ -22,14 +22,13 @@ bool intel_dsc_source_support(const struct intel_crtc_state *crtc_state) { - const struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc_state); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; - if (!HAS_DSC(i915)) + if (!HAS_DSC(display)) return false; - if (DISPLAY_VER(i915) == 11 && cpu_transcoder == TRANSCODER_A) + if (DISPLAY_VER(display) == 11 && cpu_transcoder == TRANSCODER_A) return false; return true; @@ -37,9 +36,9 @@ bool intel_dsc_source_support(const struct intel_crtc_state *crtc_state) static bool is_pipe_dsc(struct intel_crtc *crtc, enum transcoder cpu_transcoder) { - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc); - if (DISPLAY_VER(i915) >= 12) + if (DISPLAY_VER(display) >= 12) return true; if (cpu_transcoder == TRANSCODER_EDP || @@ -48,7 +47,7 @@ static bool is_pipe_dsc(struct intel_crtc *crtc, enum transcoder cpu_transcoder) return false; /* There's no pipe A DSC engine on ICL */ - drm_WARN_ON(&i915->drm, crtc->pipe == PIPE_A); + drm_WARN_ON(display->drm, crtc->pipe == PIPE_A); return true; } @@ -262,8 +261,7 @@ static int intel_dsc_slice_dimensions_valid(struct intel_crtc_state *pipe_config int intel_dsc_compute_params(struct intel_crtc_state *pipe_config) { - struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(pipe_config); struct drm_dsc_config *vdsc_cfg = &pipe_config->dsc.config; u16 compressed_bpp = fxp_q4_to_int(pipe_config->dsc.compressed_bpp_x16); int err; @@ -276,7 +274,7 @@ int intel_dsc_compute_params(struct intel_crtc_state *pipe_config) err = intel_dsc_slice_dimensions_valid(pipe_config, vdsc_cfg); if (err) { - drm_dbg_kms(&dev_priv->drm, "Slice dimension requirements not met\n"); + drm_dbg_kms(display->drm, "Slice dimension requirements not met\n"); return err; } @@ -287,7 +285,7 @@ int intel_dsc_compute_params(struct intel_crtc_state *pipe_config) vdsc_cfg->convert_rgb = pipe_config->output_format != INTEL_OUTPUT_FORMAT_YCBCR420 && pipe_config->output_format != INTEL_OUTPUT_FORMAT_YCBCR444; - if (DISPLAY_VER(dev_priv) >= 14 && + if (DISPLAY_VER(display) >= 14 && pipe_config->output_format == INTEL_OUTPUT_FORMAT_YCBCR420) vdsc_cfg->native_420 = true; /* We do not support YcBCr422 as of now */ @@ -308,7 +306,7 @@ int intel_dsc_compute_params(struct intel_crtc_state *pipe_config) vdsc_cfg->bits_per_component = pipe_config->pipe_bpp / 3; if (vdsc_cfg->bits_per_component < 8) { - drm_dbg_kms(&dev_priv->drm, "DSC bpc requirements not met bpc: %d\n", + drm_dbg_kms(display->drm, "DSC bpc requirements not met bpc: %d\n", vdsc_cfg->bits_per_component); return -EINVAL; } @@ -320,7 +318,7 @@ int intel_dsc_compute_params(struct intel_crtc_state *pipe_config) * upto uncompressed bpp-1, hence add calculations for all the rc * parameters */ - if (DISPLAY_VER(dev_priv) >= 13) { + if (DISPLAY_VER(display) >= 13) { calculate_rc_params(vdsc_cfg); } else { if ((compressed_bpp == 8 || @@ -356,7 +354,7 @@ int intel_dsc_compute_params(struct intel_crtc_state *pipe_config) enum intel_display_power_domain intel_dsc_power_domain(struct intel_crtc *crtc, enum transcoder cpu_transcoder) { - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc); enum pipe pipe = crtc->pipe; /* @@ -370,7 +368,8 @@ intel_dsc_power_domain(struct intel_crtc *crtc, enum transcoder cpu_transcoder) * the pipe in use. Hence another reference on the pipe power domain * will suffice. (Except no VDSC/joining on ICL pipe A.) */ - if (DISPLAY_VER(i915) == 12 && !IS_ROCKETLAKE(i915) && pipe == PIPE_A) + if (DISPLAY_VER(display) == 12 && !display->platform.rocketlake && + pipe == PIPE_A) return POWER_DOMAIN_TRANSCODER_VDSC_PW2; else if (is_pipe_dsc(crtc, cpu_transcoder)) return POWER_DOMAIN_PIPE(pipe); @@ -416,26 +415,25 @@ static void intel_dsc_get_pps_reg(const struct intel_crtc_state *crtc_state, int static void intel_dsc_pps_write(const struct intel_crtc_state *crtc_state, int pps, u32 pps_val) { - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc_state); i915_reg_t dsc_reg[3]; int i, vdsc_per_pipe, dsc_reg_num; vdsc_per_pipe = intel_dsc_get_vdsc_per_pipe(crtc_state); dsc_reg_num = min_t(int, ARRAY_SIZE(dsc_reg), vdsc_per_pipe); - drm_WARN_ON_ONCE(&i915->drm, dsc_reg_num < vdsc_per_pipe); + drm_WARN_ON_ONCE(display->drm, dsc_reg_num < vdsc_per_pipe); intel_dsc_get_pps_reg(crtc_state, pps, dsc_reg, dsc_reg_num); for (i = 0; i < dsc_reg_num; i++) - intel_de_write(i915, dsc_reg[i], pps_val); + intel_de_write(display, dsc_reg[i], pps_val); } static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); const struct drm_dsc_config *vdsc_cfg = &crtc_state->dsc.config; enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; enum pipe pipe = crtc->pipe; @@ -529,7 +527,7 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state) vdsc_cfg->slice_height); intel_dsc_pps_write(crtc_state, 16, pps_val); - if (DISPLAY_VER(dev_priv) >= 14) { + if (DISPLAY_VER(display) >= 14) { /* PPS 17 */ pps_val = DSC_PPS17_SL_BPG_OFFSET(vdsc_cfg->second_line_bpg_offset); intel_dsc_pps_write(crtc_state, 17, pps_val); @@ -547,44 +545,44 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state) (u32)(vdsc_cfg->rc_buf_thresh[i] << BITS_PER_BYTE * (i % 4)); if (!is_pipe_dsc(crtc, cpu_transcoder)) { - intel_de_write(dev_priv, DSCA_RC_BUF_THRESH_0, + intel_de_write(display, DSCA_RC_BUF_THRESH_0, rc_buf_thresh_dword[0]); - intel_de_write(dev_priv, DSCA_RC_BUF_THRESH_0_UDW, + intel_de_write(display, DSCA_RC_BUF_THRESH_0_UDW, rc_buf_thresh_dword[1]); - intel_de_write(dev_priv, DSCA_RC_BUF_THRESH_1, + intel_de_write(display, DSCA_RC_BUF_THRESH_1, rc_buf_thresh_dword[2]); - intel_de_write(dev_priv, DSCA_RC_BUF_THRESH_1_UDW, + intel_de_write(display, DSCA_RC_BUF_THRESH_1_UDW, rc_buf_thresh_dword[3]); if (vdsc_instances_per_pipe > 1) { - intel_de_write(dev_priv, DSCC_RC_BUF_THRESH_0, + intel_de_write(display, DSCC_RC_BUF_THRESH_0, rc_buf_thresh_dword[0]); - intel_de_write(dev_priv, DSCC_RC_BUF_THRESH_0_UDW, + intel_de_write(display, DSCC_RC_BUF_THRESH_0_UDW, rc_buf_thresh_dword[1]); - intel_de_write(dev_priv, DSCC_RC_BUF_THRESH_1, + intel_de_write(display, DSCC_RC_BUF_THRESH_1, rc_buf_thresh_dword[2]); - intel_de_write(dev_priv, DSCC_RC_BUF_THRESH_1_UDW, + intel_de_write(display, DSCC_RC_BUF_THRESH_1_UDW, rc_buf_thresh_dword[3]); } } else { - intel_de_write(dev_priv, ICL_DSC0_RC_BUF_THRESH_0(pipe), + intel_de_write(display, ICL_DSC0_RC_BUF_THRESH_0(pipe), rc_buf_thresh_dword[0]); - intel_de_write(dev_priv, ICL_DSC0_RC_BUF_THRESH_0_UDW(pipe), + intel_de_write(display, ICL_DSC0_RC_BUF_THRESH_0_UDW(pipe), rc_buf_thresh_dword[1]); - intel_de_write(dev_priv, ICL_DSC0_RC_BUF_THRESH_1(pipe), + intel_de_write(display, ICL_DSC0_RC_BUF_THRESH_1(pipe), rc_buf_thresh_dword[2]); - intel_de_write(dev_priv, ICL_DSC0_RC_BUF_THRESH_1_UDW(pipe), + intel_de_write(display, ICL_DSC0_RC_BUF_THRESH_1_UDW(pipe), rc_buf_thresh_dword[3]); if (vdsc_instances_per_pipe > 1) { - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_BUF_THRESH_0(pipe), rc_buf_thresh_dword[0]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_BUF_THRESH_0_UDW(pipe), rc_buf_thresh_dword[1]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_BUF_THRESH_1(pipe), rc_buf_thresh_dword[2]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_BUF_THRESH_1_UDW(pipe), rc_buf_thresh_dword[3]); } @@ -601,88 +599,88 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state) (vdsc_cfg->rc_range_params[i].range_min_qp << RC_MIN_QP_SHIFT)) << 16 * (i % 2)); if (!is_pipe_dsc(crtc, cpu_transcoder)) { - intel_de_write(dev_priv, DSCA_RC_RANGE_PARAMETERS_0, + intel_de_write(display, DSCA_RC_RANGE_PARAMETERS_0, rc_range_params_dword[0]); - intel_de_write(dev_priv, DSCA_RC_RANGE_PARAMETERS_0_UDW, + intel_de_write(display, DSCA_RC_RANGE_PARAMETERS_0_UDW, rc_range_params_dword[1]); - intel_de_write(dev_priv, DSCA_RC_RANGE_PARAMETERS_1, + intel_de_write(display, DSCA_RC_RANGE_PARAMETERS_1, rc_range_params_dword[2]); - intel_de_write(dev_priv, DSCA_RC_RANGE_PARAMETERS_1_UDW, + intel_de_write(display, DSCA_RC_RANGE_PARAMETERS_1_UDW, rc_range_params_dword[3]); - intel_de_write(dev_priv, DSCA_RC_RANGE_PARAMETERS_2, + intel_de_write(display, DSCA_RC_RANGE_PARAMETERS_2, rc_range_params_dword[4]); - intel_de_write(dev_priv, DSCA_RC_RANGE_PARAMETERS_2_UDW, + intel_de_write(display, DSCA_RC_RANGE_PARAMETERS_2_UDW, rc_range_params_dword[5]); - intel_de_write(dev_priv, DSCA_RC_RANGE_PARAMETERS_3, + intel_de_write(display, DSCA_RC_RANGE_PARAMETERS_3, rc_range_params_dword[6]); - intel_de_write(dev_priv, DSCA_RC_RANGE_PARAMETERS_3_UDW, + intel_de_write(display, DSCA_RC_RANGE_PARAMETERS_3_UDW, rc_range_params_dword[7]); if (vdsc_instances_per_pipe > 1) { - intel_de_write(dev_priv, DSCC_RC_RANGE_PARAMETERS_0, + intel_de_write(display, DSCC_RC_RANGE_PARAMETERS_0, rc_range_params_dword[0]); - intel_de_write(dev_priv, + intel_de_write(display, DSCC_RC_RANGE_PARAMETERS_0_UDW, rc_range_params_dword[1]); - intel_de_write(dev_priv, DSCC_RC_RANGE_PARAMETERS_1, + intel_de_write(display, DSCC_RC_RANGE_PARAMETERS_1, rc_range_params_dword[2]); - intel_de_write(dev_priv, + intel_de_write(display, DSCC_RC_RANGE_PARAMETERS_1_UDW, rc_range_params_dword[3]); - intel_de_write(dev_priv, DSCC_RC_RANGE_PARAMETERS_2, + intel_de_write(display, DSCC_RC_RANGE_PARAMETERS_2, rc_range_params_dword[4]); - intel_de_write(dev_priv, + intel_de_write(display, DSCC_RC_RANGE_PARAMETERS_2_UDW, rc_range_params_dword[5]); - intel_de_write(dev_priv, DSCC_RC_RANGE_PARAMETERS_3, + intel_de_write(display, DSCC_RC_RANGE_PARAMETERS_3, rc_range_params_dword[6]); - intel_de_write(dev_priv, + intel_de_write(display, DSCC_RC_RANGE_PARAMETERS_3_UDW, rc_range_params_dword[7]); } } else { - intel_de_write(dev_priv, ICL_DSC0_RC_RANGE_PARAMETERS_0(pipe), + intel_de_write(display, ICL_DSC0_RC_RANGE_PARAMETERS_0(pipe), rc_range_params_dword[0]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC0_RC_RANGE_PARAMETERS_0_UDW(pipe), rc_range_params_dword[1]); - intel_de_write(dev_priv, ICL_DSC0_RC_RANGE_PARAMETERS_1(pipe), + intel_de_write(display, ICL_DSC0_RC_RANGE_PARAMETERS_1(pipe), rc_range_params_dword[2]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC0_RC_RANGE_PARAMETERS_1_UDW(pipe), rc_range_params_dword[3]); - intel_de_write(dev_priv, ICL_DSC0_RC_RANGE_PARAMETERS_2(pipe), + intel_de_write(display, ICL_DSC0_RC_RANGE_PARAMETERS_2(pipe), rc_range_params_dword[4]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC0_RC_RANGE_PARAMETERS_2_UDW(pipe), rc_range_params_dword[5]); - intel_de_write(dev_priv, ICL_DSC0_RC_RANGE_PARAMETERS_3(pipe), + intel_de_write(display, ICL_DSC0_RC_RANGE_PARAMETERS_3(pipe), rc_range_params_dword[6]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC0_RC_RANGE_PARAMETERS_3_UDW(pipe), rc_range_params_dword[7]); if (vdsc_instances_per_pipe > 1) { - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_RANGE_PARAMETERS_0(pipe), rc_range_params_dword[0]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_RANGE_PARAMETERS_0_UDW(pipe), rc_range_params_dword[1]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_RANGE_PARAMETERS_1(pipe), rc_range_params_dword[2]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_RANGE_PARAMETERS_1_UDW(pipe), rc_range_params_dword[3]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_RANGE_PARAMETERS_2(pipe), rc_range_params_dword[4]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_RANGE_PARAMETERS_2_UDW(pipe), rc_range_params_dword[5]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_RANGE_PARAMETERS_3(pipe), rc_range_params_dword[6]); - intel_de_write(dev_priv, + intel_de_write(display, ICL_DSC1_RC_RANGE_PARAMETERS_3_UDW(pipe), rc_range_params_dword[7]); } @@ -746,8 +744,8 @@ static i915_reg_t dss_ctl2_reg(struct intel_crtc *crtc, enum transcoder cpu_tran void intel_uncompressed_joiner_enable(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 dss_ctl1_val = 0; if (crtc_state->joiner_pipes && !crtc_state->dsc.compression_enable) { @@ -756,14 +754,15 @@ void intel_uncompressed_joiner_enable(const struct intel_crtc_state *crtc_state) else dss_ctl1_val |= UNCOMPRESSED_JOINER_PRIMARY; - intel_de_write(dev_priv, dss_ctl1_reg(crtc, crtc_state->cpu_transcoder), dss_ctl1_val); + intel_de_write(display, dss_ctl1_reg(crtc, crtc_state->cpu_transcoder), + dss_ctl1_val); } } void intel_dsc_enable(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 dss_ctl1_val = 0; u32 dss_ctl2_val = 0; int vdsc_instances_per_pipe = intel_dsc_get_vdsc_per_pipe(crtc_state); @@ -796,28 +795,27 @@ void intel_dsc_enable(const struct intel_crtc_state *crtc_state) if (intel_crtc_is_bigjoiner_primary(crtc_state)) dss_ctl1_val |= PRIMARY_BIG_JOINER_ENABLE; } - intel_de_write(dev_priv, dss_ctl1_reg(crtc, crtc_state->cpu_transcoder), dss_ctl1_val); - intel_de_write(dev_priv, dss_ctl2_reg(crtc, crtc_state->cpu_transcoder), dss_ctl2_val); + intel_de_write(display, dss_ctl1_reg(crtc, crtc_state->cpu_transcoder), dss_ctl1_val); + intel_de_write(display, dss_ctl2_reg(crtc, crtc_state->cpu_transcoder), dss_ctl2_val); } void intel_dsc_disable(const struct intel_crtc_state *old_crtc_state) { + struct intel_display *display = to_intel_display(old_crtc_state); struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); /* Disable only if either of them is enabled */ if (old_crtc_state->dsc.compression_enable || old_crtc_state->joiner_pipes) { - intel_de_write(dev_priv, dss_ctl1_reg(crtc, old_crtc_state->cpu_transcoder), 0); - intel_de_write(dev_priv, dss_ctl2_reg(crtc, old_crtc_state->cpu_transcoder), 0); + intel_de_write(display, dss_ctl1_reg(crtc, old_crtc_state->cpu_transcoder), 0); + intel_de_write(display, dss_ctl2_reg(crtc, old_crtc_state->cpu_transcoder), 0); } } static u32 intel_dsc_pps_read(struct intel_crtc_state *crtc_state, int pps, bool *all_equal) { - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc_state); i915_reg_t dsc_reg[3]; int i, vdsc_per_pipe, dsc_reg_num; u32 val; @@ -825,16 +823,16 @@ static u32 intel_dsc_pps_read(struct intel_crtc_state *crtc_state, int pps, vdsc_per_pipe = intel_dsc_get_vdsc_per_pipe(crtc_state); dsc_reg_num = min_t(int, ARRAY_SIZE(dsc_reg), vdsc_per_pipe); - drm_WARN_ON_ONCE(&i915->drm, dsc_reg_num < vdsc_per_pipe); + drm_WARN_ON_ONCE(display->drm, dsc_reg_num < vdsc_per_pipe); intel_dsc_get_pps_reg(crtc_state, pps, dsc_reg, dsc_reg_num); *all_equal = true; - val = intel_de_read(i915, dsc_reg[0]); + val = intel_de_read(display, dsc_reg[0]); for (i = 1; i < dsc_reg_num; i++) { - if (intel_de_read(i915, dsc_reg[i]) != val) { + if (intel_de_read(display, dsc_reg[i]) != val) { *all_equal = false; break; } @@ -845,22 +843,20 @@ static u32 intel_dsc_pps_read(struct intel_crtc_state *crtc_state, int pps, static u32 intel_dsc_pps_read_and_verify(struct intel_crtc_state *crtc_state, int pps) { - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc_state); u32 val; bool all_equal; val = intel_dsc_pps_read(crtc_state, pps, &all_equal); - drm_WARN_ON(&i915->drm, !all_equal); + drm_WARN_ON(display->drm, !all_equal); return val; } static void intel_dsc_get_pps_config(struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct drm_dsc_config *vdsc_cfg = &crtc_state->dsc.config; - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); int num_vdsc_instances = intel_dsc_get_num_vdsc_instances(crtc_state); u32 pps_temp; @@ -946,7 +942,7 @@ static void intel_dsc_get_pps_config(struct intel_crtc_state *crtc_state) vdsc_cfg->slice_chunk_size = REG_FIELD_GET(DSC_PPS16_SLICE_CHUNK_SIZE_MASK, pps_temp); - if (DISPLAY_VER(i915) >= 14) { + if (DISPLAY_VER(display) >= 14) { /* PPS 17 */ pps_temp = intel_dsc_pps_read_and_verify(crtc_state, 17); @@ -964,7 +960,6 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; enum intel_display_power_domain power_domain; intel_wakeref_t wakeref; @@ -979,8 +974,8 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state) if (!wakeref) return; - dss_ctl1 = intel_de_read(dev_priv, dss_ctl1_reg(crtc, cpu_transcoder)); - dss_ctl2 = intel_de_read(dev_priv, dss_ctl2_reg(crtc, cpu_transcoder)); + dss_ctl1 = intel_de_read(display, dss_ctl1_reg(crtc, cpu_transcoder)); + dss_ctl2 = intel_de_read(display, dss_ctl2_reg(crtc, cpu_transcoder)); crtc_state->dsc.compression_enable = dss_ctl2 & VDSC0_ENABLE; if (!crtc_state->dsc.compression_enable) @@ -1020,8 +1015,7 @@ void intel_vdsc_state_dump(struct drm_printer *p, int indent, int intel_vdsc_min_cdclk(const struct intel_crtc_state *crtc_state) { - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct intel_display *display = to_intel_display(crtc); + struct intel_display *display = to_intel_display(crtc_state); int num_vdsc_instances = intel_dsc_get_num_vdsc_instances(crtc_state); int min_cdclk; -- 2.51.0 From e6b6de16782b5cd08b17b3a4ab11aa7a8194d7bd Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 26 Feb 2025 12:01:07 +0200 Subject: [PATCH 05/16] drm/i915/pfit: rename intel_panel_fitting() to intel_pfit_compute_config() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Unify naming wrt both the prefix and suffix. Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/33bb513e186c8838acde37f87aee732b63bd5702.1740564009.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/icl_dsi.c | 2 +- drivers/gpu/drm/i915/display/intel_dp.c | 2 +- drivers/gpu/drm/i915/display/intel_hdmi.c | 2 +- drivers/gpu/drm/i915/display/intel_lvds.c | 2 +- drivers/gpu/drm/i915/display/intel_pfit.c | 4 ++-- drivers/gpu/drm/i915/display/intel_pfit.h | 4 ++-- drivers/gpu/drm/i915/display/vlv_dsi.c | 2 +- 7 files changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c index c1b5be0f5603..910336366e5f 100644 --- a/drivers/gpu/drm/i915/display/icl_dsi.c +++ b/drivers/gpu/drm/i915/display/icl_dsi.c @@ -1647,7 +1647,7 @@ static int gen11_dsi_compute_config(struct intel_encoder *encoder, if (ret) return ret; - ret = intel_panel_fitting(pipe_config, conn_state); + ret = intel_pfit_compute_config(pipe_config, conn_state); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index f61d716bad00..ab9f62a8fac8 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -3130,7 +3130,7 @@ intel_dp_compute_config(struct intel_encoder *encoder, if ((intel_dp_is_edp(intel_dp) && fixed_mode) || pipe_config->output_format == INTEL_OUTPUT_FORMAT_YCBCR420) { - ret = intel_panel_fitting(pipe_config, conn_state); + ret = intel_pfit_compute_config(pipe_config, conn_state); if (ret) return ret; } diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 7ffc76a2ec1e..4e3ce8f59141 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -2360,7 +2360,7 @@ int intel_hdmi_compute_config(struct intel_encoder *encoder, } if (intel_hdmi_is_ycbcr420(pipe_config)) { - ret = intel_panel_fitting(pipe_config, conn_state); + ret = intel_pfit_compute_config(pipe_config, conn_state); if (ret) return ret; } diff --git a/drivers/gpu/drm/i915/display/intel_lvds.c b/drivers/gpu/drm/i915/display/intel_lvds.c index 12bbd7ec9d81..ea144f7e7829 100644 --- a/drivers/gpu/drm/i915/display/intel_lvds.c +++ b/drivers/gpu/drm/i915/display/intel_lvds.c @@ -468,7 +468,7 @@ static int intel_lvds_compute_config(struct intel_encoder *encoder, if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) return -EINVAL; - ret = intel_panel_fitting(crtc_state, conn_state); + ret = intel_pfit_compute_config(crtc_state, conn_state); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/display/intel_pfit.c b/drivers/gpu/drm/i915/display/intel_pfit.c index 4ee03d9d14ad..386ab57b9f8d 100644 --- a/drivers/gpu/drm/i915/display/intel_pfit.c +++ b/drivers/gpu/drm/i915/display/intel_pfit.c @@ -542,8 +542,8 @@ out: return intel_gmch_pfit_check_timings(crtc_state); } -int intel_panel_fitting(struct intel_crtc_state *crtc_state, - const struct drm_connector_state *conn_state) +int intel_pfit_compute_config(struct intel_crtc_state *crtc_state, + const struct drm_connector_state *conn_state) { struct intel_display *display = to_intel_display(crtc_state); diff --git a/drivers/gpu/drm/i915/display/intel_pfit.h b/drivers/gpu/drm/i915/display/intel_pfit.h index add8d78de2c9..e7acaa61e1ac 100644 --- a/drivers/gpu/drm/i915/display/intel_pfit.h +++ b/drivers/gpu/drm/i915/display/intel_pfit.h @@ -9,7 +9,7 @@ struct drm_connector_state; struct intel_crtc_state; -int intel_panel_fitting(struct intel_crtc_state *crtc_state, - const struct drm_connector_state *conn_state); +int intel_pfit_compute_config(struct intel_crtc_state *crtc_state, + const struct drm_connector_state *conn_state); #endif /* __INTEL_PFIT_H__ */ diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.c b/drivers/gpu/drm/i915/display/vlv_dsi.c index 03ba63c0032b..a19d46c9f265 100644 --- a/drivers/gpu/drm/i915/display/vlv_dsi.c +++ b/drivers/gpu/drm/i915/display/vlv_dsi.c @@ -283,7 +283,7 @@ static int intel_dsi_compute_config(struct intel_encoder *encoder, if (ret) return ret; - ret = intel_panel_fitting(pipe_config, conn_state); + ret = intel_pfit_compute_config(pipe_config, conn_state); if (ret) return ret; -- 2.51.0 From 30d70e1e2680e6450d6be4d92d9ae3d366bbc9ce Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 26 Feb 2025 12:01:08 +0200 Subject: [PATCH 06/16] drm/i915/pfit: move ilk and i9xx pfit code to intel_pfit.[ch] MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Group panel fitter code in one place. Rename *_get_pfit_config() to *_pfit_get_config() while at it. Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/d1f18b2c0d0ae07a3f38fc859b10a9de2b9c5c24.1740564009.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_crt.c | 1 + drivers/gpu/drm/i915/display/intel_ddi.c | 1 + drivers/gpu/drm/i915/display/intel_display.c | 165 +------------------ drivers/gpu/drm/i915/display/intel_display.h | 2 - drivers/gpu/drm/i915/display/intel_dp_mst.c | 1 + drivers/gpu/drm/i915/display/intel_pfit.c | 160 ++++++++++++++++++ drivers/gpu/drm/i915/display/intel_pfit.h | 6 + 7 files changed, 173 insertions(+), 163 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index c2945c6f8de5..9deb3106a2b6 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -54,6 +54,7 @@ #include "intel_load_detect.h" #include "intel_pch_display.h" #include "intel_pch_refclk.h" +#include "intel_pfit.h" /* Here's the desired hotplug mode */ #define ADPA_HOTPLUG_BITS (ADPA_CRT_HOTPLUG_ENABLE | \ diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 780dad5c5de7..97543b2256ff 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -70,6 +70,7 @@ #include "intel_lspcon.h" #include "intel_mg_phy_regs.h" #include "intel_modeset_lock.h" +#include "intel_pfit.h" #include "intel_pps.h" #include "intel_psr.h" #include "intel_quirks.h" diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 3045f21540d3..ecc39ffd8dd0 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -104,6 +104,7 @@ #include "intel_pch_display.h" #include "intel_pch_refclk.h" #include "intel_pcode.h" +#include "intel_pfit.h" #include "intel_pipe_crc.h" #include "intel_plane_initial.h" #include "intel_pmdemand.h" @@ -819,36 +820,6 @@ intel_get_crtc_new_encoder(const struct intel_atomic_state *state, return encoder; } -static void ilk_pfit_enable(const struct intel_crtc_state *crtc_state) -{ - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - const struct drm_rect *dst = &crtc_state->pch_pfit.dst; - enum pipe pipe = crtc->pipe; - int width = drm_rect_width(dst); - int height = drm_rect_height(dst); - int x = dst->x1; - int y = dst->y1; - - if (!crtc_state->pch_pfit.enabled) - return; - - /* Force use of hard-coded filter coefficients - * as some pre-programmed values are broken, - * e.g. x201. - */ - if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) - intel_de_write_fw(dev_priv, PF_CTL(pipe), PF_ENABLE | - PF_FILTER_MED_3x3 | PF_PIPE_SEL_IVB(pipe)); - else - intel_de_write_fw(dev_priv, PF_CTL(pipe), PF_ENABLE | - PF_FILTER_MED_3x3); - intel_de_write_fw(dev_priv, PF_WIN_POS(pipe), - PF_WIN_XPOS(x) | PF_WIN_YPOS(y)); - intel_de_write_fw(dev_priv, PF_WIN_SZ(pipe), - PF_WIN_XSIZE(width) | PF_WIN_YSIZE(height)); -} - static void intel_crtc_dpms_overlay_disable(struct intel_crtc *crtc) { if (crtc->overlay) @@ -1773,22 +1744,6 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, } } -void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state) -{ - struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - enum pipe pipe = crtc->pipe; - - /* To avoid upsetting the power well on haswell only disable the pfit if - * it's in use. The hw state code will make sure we get this right. */ - if (!old_crtc_state->pch_pfit.enabled) - return; - - intel_de_write_fw(dev_priv, PF_CTL(pipe), 0); - intel_de_write_fw(dev_priv, PF_WIN_POS(pipe), 0); - intel_de_write_fw(dev_priv, PF_WIN_SZ(pipe), 0); -} - static void ilk_crtc_disable(struct intel_atomic_state *state, struct intel_crtc *crtc) { @@ -1856,32 +1811,6 @@ static void hsw_crtc_disable(struct intel_atomic_state *state, intel_dmc_disable_pipe(display, pipe_crtc->pipe); } -static void i9xx_pfit_enable(const struct intel_crtc_state *crtc_state) -{ - struct intel_display *display = to_intel_display(crtc_state); - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - - if (!crtc_state->gmch_pfit.control) - return; - - /* - * The panel fitter should only be adjusted whilst the pipe is disabled, - * according to register description and PRM. - */ - drm_WARN_ON(display->drm, - intel_de_read(display, PFIT_CONTROL(display)) & PFIT_ENABLE); - assert_transcoder_disabled(display, crtc_state->cpu_transcoder); - - intel_de_write(display, PFIT_PGM_RATIOS(display), - crtc_state->gmch_pfit.pgm_ratios); - intel_de_write(display, PFIT_CONTROL(display), - crtc_state->gmch_pfit.control); - - /* Border color in case we don't scale up to the full screen. Black by - * default, change to something else for debugging. */ - intel_de_write(display, BCLRPAT(display, crtc->pipe), 0); -} - /* Prefer intel_encoder_is_combo() */ bool intel_phy_is_combo(struct intel_display *display, enum phy phy) { @@ -2190,20 +2119,6 @@ static void i9xx_crtc_enable(struct intel_atomic_state *state, intel_crtc_wait_for_next_vblank(crtc); } -static void i9xx_pfit_disable(const struct intel_crtc_state *old_crtc_state) -{ - struct intel_display *display = to_intel_display(old_crtc_state); - - if (!old_crtc_state->gmch_pfit.control) - return; - - assert_transcoder_disabled(display, old_crtc_state->cpu_transcoder); - - drm_dbg_kms(display->drm, "disabling pfit, current: 0x%08x\n", - intel_de_read(display, PFIT_CONTROL(display))); - intel_de_write(display, PFIT_CONTROL(display), 0); -} - static void i9xx_crtc_disable(struct intel_atomic_state *state, struct intel_crtc *crtc) { @@ -3040,43 +2955,6 @@ void i9xx_set_pipeconf(const struct intel_crtc_state *crtc_state) intel_de_posting_read(dev_priv, TRANSCONF(dev_priv, cpu_transcoder)); } -static bool i9xx_has_pfit(struct drm_i915_private *dev_priv) -{ - if (IS_I830(dev_priv)) - return false; - - return DISPLAY_VER(dev_priv) >= 4 || - IS_PINEVIEW(dev_priv) || IS_MOBILE(dev_priv); -} - -static void i9xx_get_pfit_config(struct intel_crtc_state *crtc_state) -{ - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - enum pipe pipe; - u32 tmp; - - if (!i9xx_has_pfit(dev_priv)) - return; - - tmp = intel_de_read(dev_priv, PFIT_CONTROL(dev_priv)); - if (!(tmp & PFIT_ENABLE)) - return; - - /* Check whether the pfit is attached to our pipe. */ - if (DISPLAY_VER(dev_priv) >= 4) - pipe = REG_FIELD_GET(PFIT_PIPE_MASK, tmp); - else - pipe = PIPE_B; - - if (pipe != crtc->pipe) - return; - - crtc_state->gmch_pfit.control = tmp; - crtc_state->gmch_pfit.pgm_ratios = - intel_de_read(dev_priv, PFIT_PGM_RATIOS(dev_priv)); -} - static enum intel_output_format bdw_get_pipe_misc_output_format(struct intel_crtc *crtc) { @@ -3168,7 +3046,7 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, intel_get_transcoder_timings(crtc, pipe_config); intel_get_pipe_src_size(crtc, pipe_config); - i9xx_get_pfit_config(pipe_config); + i9xx_pfit_get_config(pipe_config); i9xx_dpll_get_hw_state(crtc, &pipe_config->dpll_hw_state); @@ -3451,41 +3329,6 @@ void intel_cpu_transcoder_get_m2_n2(struct intel_crtc *crtc, PIPE_LINK_N2(display, transcoder)); } -static void ilk_get_pfit_config(struct intel_crtc_state *crtc_state) -{ - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - u32 ctl, pos, size; - enum pipe pipe; - - ctl = intel_de_read(dev_priv, PF_CTL(crtc->pipe)); - if ((ctl & PF_ENABLE) == 0) - return; - - if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) - pipe = REG_FIELD_GET(PF_PIPE_SEL_MASK_IVB, ctl); - else - pipe = crtc->pipe; - - crtc_state->pch_pfit.enabled = true; - - pos = intel_de_read(dev_priv, PF_WIN_POS(crtc->pipe)); - size = intel_de_read(dev_priv, PF_WIN_SZ(crtc->pipe)); - - drm_rect_init(&crtc_state->pch_pfit.dst, - REG_FIELD_GET(PF_WIN_XPOS_MASK, pos), - REG_FIELD_GET(PF_WIN_YPOS_MASK, pos), - REG_FIELD_GET(PF_WIN_XSIZE_MASK, size), - REG_FIELD_GET(PF_WIN_YSIZE_MASK, size)); - - /* - * We currently do not free assignments of panel fitters on - * ivb/hsw (since we don't use the higher upscaling modes which - * differentiates them) so just WARN about this case for now. - */ - drm_WARN_ON(&dev_priv->drm, pipe != crtc->pipe); -} - static bool ilk_get_pipe_config(struct intel_crtc *crtc, struct intel_crtc_state *pipe_config) { @@ -3558,7 +3401,7 @@ static bool ilk_get_pipe_config(struct intel_crtc *crtc, intel_get_transcoder_timings(crtc, pipe_config); intel_get_pipe_src_size(crtc, pipe_config); - ilk_get_pfit_config(pipe_config); + ilk_pfit_get_config(pipe_config); ret = true; @@ -4133,7 +3976,7 @@ static bool hsw_get_pipe_config(struct intel_crtc *crtc, if (DISPLAY_VER(dev_priv) >= 9) skl_scaler_get_config(pipe_config); else - ilk_get_pfit_config(pipe_config); + ilk_pfit_get_config(pipe_config); } hsw_ips_get_config(pipe_config); diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index f8b8610b0280..bc9a5a14ca6a 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -510,8 +510,6 @@ enum intel_display_power_domain intel_aux_power_domain(struct intel_digital_port *dig_port); void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state); -void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state); - int bdw_get_pipe_misc_bpp(struct intel_crtc *crtc); unsigned int intel_plane_fence_y_offset(const struct intel_plane_state *plane_state); diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 889b3a902b8f..2782e18367c9 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -49,6 +49,7 @@ #include "intel_hdcp.h" #include "intel_hotplug.h" #include "intel_link_bw.h" +#include "intel_pfit.h" #include "intel_psr.h" #include "intel_vdsc.h" #include "skl_scaler.h" diff --git a/drivers/gpu/drm/i915/display/intel_pfit.c b/drivers/gpu/drm/i915/display/intel_pfit.c index 386ab57b9f8d..0a7609020c17 100644 --- a/drivers/gpu/drm/i915/display/intel_pfit.c +++ b/drivers/gpu/drm/i915/display/intel_pfit.c @@ -3,8 +3,10 @@ * Copyright © 2024 Intel Corporation */ +#include "i915_drv.h" #include "i915_reg.h" #include "i915_utils.h" +#include "intel_de.h" #include "intel_display_core.h" #include "intel_display_driver.h" #include "intel_display_types.h" @@ -552,3 +554,161 @@ int intel_pfit_compute_config(struct intel_crtc_state *crtc_state, else return pch_panel_fitting(crtc_state, conn_state); } + +void ilk_pfit_enable(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + const struct drm_rect *dst = &crtc_state->pch_pfit.dst; + enum pipe pipe = crtc->pipe; + int width = drm_rect_width(dst); + int height = drm_rect_height(dst); + int x = dst->x1; + int y = dst->y1; + + if (!crtc_state->pch_pfit.enabled) + return; + + /* Force use of hard-coded filter coefficients + * as some pre-programmed values are broken, + * e.g. x201. + */ + if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) + intel_de_write_fw(dev_priv, PF_CTL(pipe), PF_ENABLE | + PF_FILTER_MED_3x3 | PF_PIPE_SEL_IVB(pipe)); + else + intel_de_write_fw(dev_priv, PF_CTL(pipe), PF_ENABLE | + PF_FILTER_MED_3x3); + intel_de_write_fw(dev_priv, PF_WIN_POS(pipe), + PF_WIN_XPOS(x) | PF_WIN_YPOS(y)); + intel_de_write_fw(dev_priv, PF_WIN_SZ(pipe), + PF_WIN_XSIZE(width) | PF_WIN_YSIZE(height)); +} + +void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + enum pipe pipe = crtc->pipe; + + /* To avoid upsetting the power well on haswell only disable the pfit if + * it's in use. The hw state code will make sure we get this right. */ + if (!old_crtc_state->pch_pfit.enabled) + return; + + intel_de_write_fw(dev_priv, PF_CTL(pipe), 0); + intel_de_write_fw(dev_priv, PF_WIN_POS(pipe), 0); + intel_de_write_fw(dev_priv, PF_WIN_SZ(pipe), 0); +} + +void ilk_pfit_get_config(struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + u32 ctl, pos, size; + enum pipe pipe; + + ctl = intel_de_read(dev_priv, PF_CTL(crtc->pipe)); + if ((ctl & PF_ENABLE) == 0) + return; + + if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) + pipe = REG_FIELD_GET(PF_PIPE_SEL_MASK_IVB, ctl); + else + pipe = crtc->pipe; + + crtc_state->pch_pfit.enabled = true; + + pos = intel_de_read(dev_priv, PF_WIN_POS(crtc->pipe)); + size = intel_de_read(dev_priv, PF_WIN_SZ(crtc->pipe)); + + drm_rect_init(&crtc_state->pch_pfit.dst, + REG_FIELD_GET(PF_WIN_XPOS_MASK, pos), + REG_FIELD_GET(PF_WIN_YPOS_MASK, pos), + REG_FIELD_GET(PF_WIN_XSIZE_MASK, size), + REG_FIELD_GET(PF_WIN_YSIZE_MASK, size)); + + /* + * We currently do not free assignments of panel fitters on + * ivb/hsw (since we don't use the higher upscaling modes which + * differentiates them) so just WARN about this case for now. + */ + drm_WARN_ON(&dev_priv->drm, pipe != crtc->pipe); +} + +void i9xx_pfit_enable(const struct intel_crtc_state *crtc_state) +{ + struct intel_display *display = to_intel_display(crtc_state); + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + if (!crtc_state->gmch_pfit.control) + return; + + /* + * The panel fitter should only be adjusted whilst the pipe is disabled, + * according to register description and PRM. + */ + drm_WARN_ON(display->drm, + intel_de_read(display, PFIT_CONTROL(display)) & PFIT_ENABLE); + assert_transcoder_disabled(display, crtc_state->cpu_transcoder); + + intel_de_write(display, PFIT_PGM_RATIOS(display), + crtc_state->gmch_pfit.pgm_ratios); + intel_de_write(display, PFIT_CONTROL(display), + crtc_state->gmch_pfit.control); + + /* Border color in case we don't scale up to the full screen. Black by + * default, change to something else for debugging. */ + intel_de_write(display, BCLRPAT(display, crtc->pipe), 0); +} + +void i9xx_pfit_disable(const struct intel_crtc_state *old_crtc_state) +{ + struct intel_display *display = to_intel_display(old_crtc_state); + + if (!old_crtc_state->gmch_pfit.control) + return; + + assert_transcoder_disabled(display, old_crtc_state->cpu_transcoder); + + drm_dbg_kms(display->drm, "disabling pfit, current: 0x%08x\n", + intel_de_read(display, PFIT_CONTROL(display))); + intel_de_write(display, PFIT_CONTROL(display), 0); +} + +static bool i9xx_has_pfit(struct drm_i915_private *dev_priv) +{ + if (IS_I830(dev_priv)) + return false; + + return DISPLAY_VER(dev_priv) >= 4 || + IS_PINEVIEW(dev_priv) || IS_MOBILE(dev_priv); +} + +void i9xx_pfit_get_config(struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + enum pipe pipe; + u32 tmp; + + if (!i9xx_has_pfit(dev_priv)) + return; + + tmp = intel_de_read(dev_priv, PFIT_CONTROL(dev_priv)); + if (!(tmp & PFIT_ENABLE)) + return; + + /* Check whether the pfit is attached to our pipe. */ + if (DISPLAY_VER(dev_priv) >= 4) + pipe = REG_FIELD_GET(PFIT_PIPE_MASK, tmp); + else + pipe = PIPE_B; + + if (pipe != crtc->pipe) + return; + + crtc_state->gmch_pfit.control = tmp; + crtc_state->gmch_pfit.pgm_ratios = + intel_de_read(dev_priv, PFIT_PGM_RATIOS(dev_priv)); +} diff --git a/drivers/gpu/drm/i915/display/intel_pfit.h b/drivers/gpu/drm/i915/display/intel_pfit.h index e7acaa61e1ac..ef34f9b49d09 100644 --- a/drivers/gpu/drm/i915/display/intel_pfit.h +++ b/drivers/gpu/drm/i915/display/intel_pfit.h @@ -11,5 +11,11 @@ struct intel_crtc_state; int intel_pfit_compute_config(struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state); +void ilk_pfit_enable(const struct intel_crtc_state *crtc_state); +void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state); +void ilk_pfit_get_config(struct intel_crtc_state *crtc_state); +void i9xx_pfit_enable(const struct intel_crtc_state *crtc_state); +void i9xx_pfit_disable(const struct intel_crtc_state *old_crtc_state); +void i9xx_pfit_get_config(struct intel_crtc_state *crtc_state); #endif /* __INTEL_PFIT_H__ */ -- 2.51.0 From a38a005d95796fb5d5b8c8be325facc75c4708c9 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 26 Feb 2025 12:01:09 +0200 Subject: [PATCH 07/16] drm/i915/pfit: fix comment style for moved comments MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Adhere to coding style. Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/d3bc49cf04473a0be07bab1ad7fd9df1f671307f.1740564009.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_pfit.c | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_pfit.c b/drivers/gpu/drm/i915/display/intel_pfit.c index 0a7609020c17..5e4a6ef2ff8d 100644 --- a/drivers/gpu/drm/i915/display/intel_pfit.c +++ b/drivers/gpu/drm/i915/display/intel_pfit.c @@ -569,9 +569,9 @@ void ilk_pfit_enable(const struct intel_crtc_state *crtc_state) if (!crtc_state->pch_pfit.enabled) return; - /* Force use of hard-coded filter coefficients - * as some pre-programmed values are broken, - * e.g. x201. + /* + * Force use of hard-coded filter coefficients as some pre-programmed + * values are broken, e.g. x201. */ if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) intel_de_write_fw(dev_priv, PF_CTL(pipe), PF_ENABLE | @@ -591,8 +591,10 @@ void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state) struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum pipe pipe = crtc->pipe; - /* To avoid upsetting the power well on haswell only disable the pfit if - * it's in use. The hw state code will make sure we get this right. */ + /* + * To avoid upsetting the power well on haswell only disable the pfit if + * it's in use. The hw state code will make sure we get this right. + */ if (!old_crtc_state->pch_pfit.enabled) return; @@ -657,8 +659,10 @@ void i9xx_pfit_enable(const struct intel_crtc_state *crtc_state) intel_de_write(display, PFIT_CONTROL(display), crtc_state->gmch_pfit.control); - /* Border color in case we don't scale up to the full screen. Black by - * default, change to something else for debugging. */ + /* + * Border color in case we don't scale up to the full screen. Black by + * default, change to something else for debugging. + */ intel_de_write(display, BCLRPAT(display, crtc->pipe), 0); } -- 2.51.0 From ecab9ac6aa57cf116b552c7eb6a5c8208c1746a0 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 26 Feb 2025 12:01:10 +0200 Subject: [PATCH 08/16] drm/i915/pfit: convert moved code to struct intel_display MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The recently relocated ilk/i9xx panel fitter code is still using struct drm_i915_private. Convert to struct intel_display. Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/9967c49291c725037c3266832db4d9d8451dfa38.1740564009.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_pfit.c | 51 +++++++++++------------ 1 file changed, 25 insertions(+), 26 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_pfit.c b/drivers/gpu/drm/i915/display/intel_pfit.c index 5e4a6ef2ff8d..fa271c87de05 100644 --- a/drivers/gpu/drm/i915/display/intel_pfit.c +++ b/drivers/gpu/drm/i915/display/intel_pfit.c @@ -3,7 +3,6 @@ * Copyright © 2024 Intel Corporation */ -#include "i915_drv.h" #include "i915_reg.h" #include "i915_utils.h" #include "intel_de.h" @@ -557,8 +556,8 @@ int intel_pfit_compute_config(struct intel_crtc_state *crtc_state, void ilk_pfit_enable(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); const struct drm_rect *dst = &crtc_state->pch_pfit.dst; enum pipe pipe = crtc->pipe; int width = drm_rect_width(dst); @@ -573,22 +572,22 @@ void ilk_pfit_enable(const struct intel_crtc_state *crtc_state) * Force use of hard-coded filter coefficients as some pre-programmed * values are broken, e.g. x201. */ - if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) - intel_de_write_fw(dev_priv, PF_CTL(pipe), PF_ENABLE | + if (display->platform.ivybridge || display->platform.haswell) + intel_de_write_fw(display, PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3 | PF_PIPE_SEL_IVB(pipe)); else - intel_de_write_fw(dev_priv, PF_CTL(pipe), PF_ENABLE | + intel_de_write_fw(display, PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3); - intel_de_write_fw(dev_priv, PF_WIN_POS(pipe), + intel_de_write_fw(display, PF_WIN_POS(pipe), PF_WIN_XPOS(x) | PF_WIN_YPOS(y)); - intel_de_write_fw(dev_priv, PF_WIN_SZ(pipe), + intel_de_write_fw(display, PF_WIN_SZ(pipe), PF_WIN_XSIZE(width) | PF_WIN_YSIZE(height)); } void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state) { + struct intel_display *display = to_intel_display(old_crtc_state); struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum pipe pipe = crtc->pipe; /* @@ -598,31 +597,31 @@ void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state) if (!old_crtc_state->pch_pfit.enabled) return; - intel_de_write_fw(dev_priv, PF_CTL(pipe), 0); - intel_de_write_fw(dev_priv, PF_WIN_POS(pipe), 0); - intel_de_write_fw(dev_priv, PF_WIN_SZ(pipe), 0); + intel_de_write_fw(display, PF_CTL(pipe), 0); + intel_de_write_fw(display, PF_WIN_POS(pipe), 0); + intel_de_write_fw(display, PF_WIN_SZ(pipe), 0); } void ilk_pfit_get_config(struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 ctl, pos, size; enum pipe pipe; - ctl = intel_de_read(dev_priv, PF_CTL(crtc->pipe)); + ctl = intel_de_read(display, PF_CTL(crtc->pipe)); if ((ctl & PF_ENABLE) == 0) return; - if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) + if (display->platform.ivybridge || display->platform.haswell) pipe = REG_FIELD_GET(PF_PIPE_SEL_MASK_IVB, ctl); else pipe = crtc->pipe; crtc_state->pch_pfit.enabled = true; - pos = intel_de_read(dev_priv, PF_WIN_POS(crtc->pipe)); - size = intel_de_read(dev_priv, PF_WIN_SZ(crtc->pipe)); + pos = intel_de_read(display, PF_WIN_POS(crtc->pipe)); + size = intel_de_read(display, PF_WIN_SZ(crtc->pipe)); drm_rect_init(&crtc_state->pch_pfit.dst, REG_FIELD_GET(PF_WIN_XPOS_MASK, pos), @@ -635,7 +634,7 @@ void ilk_pfit_get_config(struct intel_crtc_state *crtc_state) * ivb/hsw (since we don't use the higher upscaling modes which * differentiates them) so just WARN about this case for now. */ - drm_WARN_ON(&dev_priv->drm, pipe != crtc->pipe); + drm_WARN_ON(display->drm, pipe != crtc->pipe); } void i9xx_pfit_enable(const struct intel_crtc_state *crtc_state) @@ -680,31 +679,31 @@ void i9xx_pfit_disable(const struct intel_crtc_state *old_crtc_state) intel_de_write(display, PFIT_CONTROL(display), 0); } -static bool i9xx_has_pfit(struct drm_i915_private *dev_priv) +static bool i9xx_has_pfit(struct intel_display *display) { - if (IS_I830(dev_priv)) + if (display->platform.i830) return false; - return DISPLAY_VER(dev_priv) >= 4 || - IS_PINEVIEW(dev_priv) || IS_MOBILE(dev_priv); + return DISPLAY_VER(display) >= 4 || + display->platform.pineview || display->platform.mobile; } void i9xx_pfit_get_config(struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum pipe pipe; u32 tmp; - if (!i9xx_has_pfit(dev_priv)) + if (!i9xx_has_pfit(display)) return; - tmp = intel_de_read(dev_priv, PFIT_CONTROL(dev_priv)); + tmp = intel_de_read(display, PFIT_CONTROL(display)); if (!(tmp & PFIT_ENABLE)) return; /* Check whether the pfit is attached to our pipe. */ - if (DISPLAY_VER(dev_priv) >= 4) + if (DISPLAY_VER(display) >= 4) pipe = REG_FIELD_GET(PFIT_PIPE_MASK, tmp); else pipe = PIPE_B; @@ -714,5 +713,5 @@ void i9xx_pfit_get_config(struct intel_crtc_state *crtc_state) crtc_state->gmch_pfit.control = tmp; crtc_state->gmch_pfit.pgm_ratios = - intel_de_read(dev_priv, PFIT_PGM_RATIOS(dev_priv)); + intel_de_read(display, PFIT_PGM_RATIOS(display)); } -- 2.51.0 From 24abc47205daa79dfde92274fa8c14b20b3cf797 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 26 Feb 2025 12:01:11 +0200 Subject: [PATCH 09/16] drm/i915/pfit: split out intel_pfit_regs.h MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Split out the panel fitter registers to a separate file. Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/db8952baa3e3e5eaaa8a3a5bc723c4e47aeaa6a7.1740564009.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_lvds.c | 1 + drivers/gpu/drm/i915/display/intel_overlay.c | 1 + drivers/gpu/drm/i915/display/intel_pfit.c | 1 + .../gpu/drm/i915/display/intel_pfit_regs.h | 79 +++++++++++++++++++ drivers/gpu/drm/i915/i915_reg.h | 70 ---------------- drivers/gpu/drm/i915/intel_gvt_mmio_table.c | 1 + 6 files changed, 83 insertions(+), 70 deletions(-) create mode 100644 drivers/gpu/drm/i915/display/intel_pfit_regs.h diff --git a/drivers/gpu/drm/i915/display/intel_lvds.c b/drivers/gpu/drm/i915/display/intel_lvds.c index ea144f7e7829..b2562b581018 100644 --- a/drivers/gpu/drm/i915/display/intel_lvds.c +++ b/drivers/gpu/drm/i915/display/intel_lvds.c @@ -53,6 +53,7 @@ #include "intel_lvds_regs.h" #include "intel_panel.h" #include "intel_pfit.h" +#include "intel_pfit_regs.h" #include "intel_pps_regs.h" /* Private structure for the integrated LVDS support */ diff --git a/drivers/gpu/drm/i915/display/intel_overlay.c b/drivers/gpu/drm/i915/display/intel_overlay.c index 4d00db86131b..5c1b20af2a07 100644 --- a/drivers/gpu/drm/i915/display/intel_overlay.c +++ b/drivers/gpu/drm/i915/display/intel_overlay.c @@ -42,6 +42,7 @@ #include "intel_frontbuffer.h" #include "intel_overlay.h" #include "intel_pci_config.h" +#include "intel_pfit_regs.h" /* Limits for overlay size. According to intel doc, the real limits are: * Y width: 4095, UV width (planar): 2047, Y height: 2047, diff --git a/drivers/gpu/drm/i915/display/intel_pfit.c b/drivers/gpu/drm/i915/display/intel_pfit.c index fa271c87de05..6fc58fbee2f9 100644 --- a/drivers/gpu/drm/i915/display/intel_pfit.c +++ b/drivers/gpu/drm/i915/display/intel_pfit.c @@ -11,6 +11,7 @@ #include "intel_display_types.h" #include "intel_lvds_regs.h" #include "intel_pfit.h" +#include "intel_pfit_regs.h" static int intel_pch_pfit_check_dst_window(const struct intel_crtc_state *crtc_state) { diff --git a/drivers/gpu/drm/i915/display/intel_pfit_regs.h b/drivers/gpu/drm/i915/display/intel_pfit_regs.h new file mode 100644 index 000000000000..add8ce28004e --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_pfit_regs.h @@ -0,0 +1,79 @@ +/* SPDX-License-Identifier: MIT */ +/* Copyright © 2025 Intel Corporation */ + +#ifndef __INTEL_PFIT_REGS_H__ +#define __INTEL_PFIT_REGS_H__ + +#include "intel_display_reg_defs.h" + +/* Panel fitting */ +#define PFIT_CONTROL(dev_priv) _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61230) +#define PFIT_ENABLE REG_BIT(31) +#define PFIT_PIPE_MASK REG_GENMASK(30, 29) /* 965+ */ +#define PFIT_PIPE(pipe) REG_FIELD_PREP(PFIT_PIPE_MASK, (pipe)) +#define PFIT_SCALING_MASK REG_GENMASK(28, 26) /* 965+ */ +#define PFIT_SCALING_AUTO REG_FIELD_PREP(PFIT_SCALING_MASK, 0) +#define PFIT_SCALING_PROGRAMMED REG_FIELD_PREP(PFIT_SCALING_MASK, 1) +#define PFIT_SCALING_PILLAR REG_FIELD_PREP(PFIT_SCALING_MASK, 2) +#define PFIT_SCALING_LETTER REG_FIELD_PREP(PFIT_SCALING_MASK, 3) +#define PFIT_FILTER_MASK REG_GENMASK(25, 24) /* 965+ */ +#define PFIT_FILTER_FUZZY REG_FIELD_PREP(PFIT_FILTER_MASK, 0) +#define PFIT_FILTER_CRISP REG_FIELD_PREP(PFIT_FILTER_MASK, 1) +#define PFIT_FILTER_MEDIAN REG_FIELD_PREP(PFIT_FILTER_MASK, 2) +#define PFIT_VERT_INTERP_MASK REG_GENMASK(11, 10) /* pre-965 */ +#define PFIT_VERT_INTERP_BILINEAR REG_FIELD_PREP(PFIT_VERT_INTERP_MASK, 1) +#define PFIT_VERT_AUTO_SCALE REG_BIT(9) /* pre-965 */ +#define PFIT_HORIZ_INTERP_MASK REG_GENMASK(7, 6) /* pre-965 */ +#define PFIT_HORIZ_INTERP_BILINEAR REG_FIELD_PREP(PFIT_HORIZ_INTERP_MASK, 1) +#define PFIT_HORIZ_AUTO_SCALE REG_BIT(5) /* pre-965 */ +#define PFIT_PANEL_8TO6_DITHER_ENABLE REG_BIT(3) /* pre-965 */ + +#define PFIT_PGM_RATIOS(dev_priv) _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61234) +#define PFIT_VERT_SCALE_MASK REG_GENMASK(31, 20) /* pre-965 */ +#define PFIT_VERT_SCALE(x) REG_FIELD_PREP(PFIT_VERT_SCALE_MASK, (x)) +#define PFIT_HORIZ_SCALE_MASK REG_GENMASK(15, 4) /* pre-965 */ +#define PFIT_HORIZ_SCALE(x) REG_FIELD_PREP(PFIT_HORIZ_SCALE_MASK, (x)) +#define PFIT_VERT_SCALE_MASK_965 REG_GENMASK(28, 16) /* 965+ */ +#define PFIT_HORIZ_SCALE_MASK_965 REG_GENMASK(12, 0) /* 965+ */ + +#define PFIT_AUTO_RATIOS(dev_priv) _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61238) + +/* CPU panel fitter */ +/* IVB+ has 3 fitters, 0 is 7x5 capable, the other two only 3x3 */ +#define _PFA_CTL_1 0x68080 +#define _PFB_CTL_1 0x68880 +#define PF_CTL(pipe) _MMIO_PIPE(pipe, _PFA_CTL_1, _PFB_CTL_1) +#define PF_ENABLE REG_BIT(31) +#define PF_PIPE_SEL_MASK_IVB REG_GENMASK(30, 29) /* ivb/hsw */ +#define PF_PIPE_SEL_IVB(pipe) REG_FIELD_PREP(PF_PIPE_SEL_MASK_IVB, (pipe)) +#define PF_FILTER_MASK REG_GENMASK(24, 23) +#define PF_FILTER_PROGRAMMED REG_FIELD_PREP(PF_FILTER_MASK, 0) +#define PF_FILTER_MED_3x3 REG_FIELD_PREP(PF_FILTER_MASK, 1) +#define PF_FILTER_EDGE_ENHANCE REG_FIELD_PREP(PF_FILTER_EDGE_MASK, 2) +#define PF_FILTER_EDGE_SOFTEN REG_FIELD_PREP(PF_FILTER_EDGE_MASK, 3) + +#define _PFA_WIN_SZ 0x68074 +#define _PFB_WIN_SZ 0x68874 +#define PF_WIN_SZ(pipe) _MMIO_PIPE(pipe, _PFA_WIN_SZ, _PFB_WIN_SZ) +#define PF_WIN_XSIZE_MASK REG_GENMASK(31, 16) +#define PF_WIN_XSIZE(w) REG_FIELD_PREP(PF_WIN_XSIZE_MASK, (w)) +#define PF_WIN_YSIZE_MASK REG_GENMASK(15, 0) +#define PF_WIN_YSIZE(h) REG_FIELD_PREP(PF_WIN_YSIZE_MASK, (h)) + +#define _PFA_WIN_POS 0x68070 +#define _PFB_WIN_POS 0x68870 +#define PF_WIN_POS(pipe) _MMIO_PIPE(pipe, _PFA_WIN_POS, _PFB_WIN_POS) +#define PF_WIN_XPOS_MASK REG_GENMASK(31, 16) +#define PF_WIN_XPOS(x) REG_FIELD_PREP(PF_WIN_XPOS_MASK, (x)) +#define PF_WIN_YPOS_MASK REG_GENMASK(15, 0) +#define PF_WIN_YPOS(y) REG_FIELD_PREP(PF_WIN_YPOS_MASK, (y)) + +#define _PFA_VSCALE 0x68084 +#define _PFB_VSCALE 0x68884 +#define PF_VSCALE(pipe) _MMIO_PIPE(pipe, _PFA_VSCALE, _PFB_VSCALE) + +#define _PFA_HSCALE 0x68090 +#define _PFB_HSCALE 0x68890 +#define PF_HSCALE(pipe) _MMIO_PIPE(pipe, _PFA_HSCALE, _PFB_HSCALE) + +#endif /* __INTEL_PFIT_REGS_H__ */ diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index b31b26e9a685..8084debd28a2 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1385,38 +1385,6 @@ /* ADL and later: */ #define VIDEO_DIP_ENABLE_AS_ADL REG_BIT(23) -/* Panel fitting */ -#define PFIT_CONTROL(dev_priv) _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61230) -#define PFIT_ENABLE REG_BIT(31) -#define PFIT_PIPE_MASK REG_GENMASK(30, 29) /* 965+ */ -#define PFIT_PIPE(pipe) REG_FIELD_PREP(PFIT_PIPE_MASK, (pipe)) -#define PFIT_SCALING_MASK REG_GENMASK(28, 26) /* 965+ */ -#define PFIT_SCALING_AUTO REG_FIELD_PREP(PFIT_SCALING_MASK, 0) -#define PFIT_SCALING_PROGRAMMED REG_FIELD_PREP(PFIT_SCALING_MASK, 1) -#define PFIT_SCALING_PILLAR REG_FIELD_PREP(PFIT_SCALING_MASK, 2) -#define PFIT_SCALING_LETTER REG_FIELD_PREP(PFIT_SCALING_MASK, 3) -#define PFIT_FILTER_MASK REG_GENMASK(25, 24) /* 965+ */ -#define PFIT_FILTER_FUZZY REG_FIELD_PREP(PFIT_FILTER_MASK, 0) -#define PFIT_FILTER_CRISP REG_FIELD_PREP(PFIT_FILTER_MASK, 1) -#define PFIT_FILTER_MEDIAN REG_FIELD_PREP(PFIT_FILTER_MASK, 2) -#define PFIT_VERT_INTERP_MASK REG_GENMASK(11, 10) /* pre-965 */ -#define PFIT_VERT_INTERP_BILINEAR REG_FIELD_PREP(PFIT_VERT_INTERP_MASK, 1) -#define PFIT_VERT_AUTO_SCALE REG_BIT(9) /* pre-965 */ -#define PFIT_HORIZ_INTERP_MASK REG_GENMASK(7, 6) /* pre-965 */ -#define PFIT_HORIZ_INTERP_BILINEAR REG_FIELD_PREP(PFIT_HORIZ_INTERP_MASK, 1) -#define PFIT_HORIZ_AUTO_SCALE REG_BIT(5) /* pre-965 */ -#define PFIT_PANEL_8TO6_DITHER_ENABLE REG_BIT(3) /* pre-965 */ - -#define PFIT_PGM_RATIOS(dev_priv) _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61234) -#define PFIT_VERT_SCALE_MASK REG_GENMASK(31, 20) /* pre-965 */ -#define PFIT_VERT_SCALE(x) REG_FIELD_PREP(PFIT_VERT_SCALE_MASK, (x)) -#define PFIT_HORIZ_SCALE_MASK REG_GENMASK(15, 4) /* pre-965 */ -#define PFIT_HORIZ_SCALE(x) REG_FIELD_PREP(PFIT_HORIZ_SCALE_MASK, (x)) -#define PFIT_VERT_SCALE_MASK_965 REG_GENMASK(28, 16) /* 965+ */ -#define PFIT_HORIZ_SCALE_MASK_965 REG_GENMASK(12, 0) /* 965+ */ - -#define PFIT_AUTO_RATIOS(dev_priv) _MMIO(DISPLAY_MMIO_BASE(dev_priv) + 0x61238) - #define PCH_GTC_CTL _MMIO(0xe7000) #define PCH_GTC_ENABLE (1 << 31) @@ -1911,44 +1879,6 @@ #define _PIPEB_LINK_N2 0x6104c #define PIPE_LINK_N2(dev_priv, tran) _MMIO_TRANS2(dev_priv, tran, _PIPEA_LINK_N2) -/* CPU panel fitter */ -/* IVB+ has 3 fitters, 0 is 7x5 capable, the other two only 3x3 */ -#define _PFA_CTL_1 0x68080 -#define _PFB_CTL_1 0x68880 -#define PF_CTL(pipe) _MMIO_PIPE(pipe, _PFA_CTL_1, _PFB_CTL_1) -#define PF_ENABLE REG_BIT(31) -#define PF_PIPE_SEL_MASK_IVB REG_GENMASK(30, 29) /* ivb/hsw */ -#define PF_PIPE_SEL_IVB(pipe) REG_FIELD_PREP(PF_PIPE_SEL_MASK_IVB, (pipe)) -#define PF_FILTER_MASK REG_GENMASK(24, 23) -#define PF_FILTER_PROGRAMMED REG_FIELD_PREP(PF_FILTER_MASK, 0) -#define PF_FILTER_MED_3x3 REG_FIELD_PREP(PF_FILTER_MASK, 1) -#define PF_FILTER_EDGE_ENHANCE REG_FIELD_PREP(PF_FILTER_EDGE_MASK, 2) -#define PF_FILTER_EDGE_SOFTEN REG_FIELD_PREP(PF_FILTER_EDGE_MASK, 3) - -#define _PFA_WIN_SZ 0x68074 -#define _PFB_WIN_SZ 0x68874 -#define PF_WIN_SZ(pipe) _MMIO_PIPE(pipe, _PFA_WIN_SZ, _PFB_WIN_SZ) -#define PF_WIN_XSIZE_MASK REG_GENMASK(31, 16) -#define PF_WIN_XSIZE(w) REG_FIELD_PREP(PF_WIN_XSIZE_MASK, (w)) -#define PF_WIN_YSIZE_MASK REG_GENMASK(15, 0) -#define PF_WIN_YSIZE(h) REG_FIELD_PREP(PF_WIN_YSIZE_MASK, (h)) - -#define _PFA_WIN_POS 0x68070 -#define _PFB_WIN_POS 0x68870 -#define PF_WIN_POS(pipe) _MMIO_PIPE(pipe, _PFA_WIN_POS, _PFB_WIN_POS) -#define PF_WIN_XPOS_MASK REG_GENMASK(31, 16) -#define PF_WIN_XPOS(x) REG_FIELD_PREP(PF_WIN_XPOS_MASK, (x)) -#define PF_WIN_YPOS_MASK REG_GENMASK(15, 0) -#define PF_WIN_YPOS(y) REG_FIELD_PREP(PF_WIN_YPOS_MASK, (y)) - -#define _PFA_VSCALE 0x68084 -#define _PFB_VSCALE 0x68884 -#define PF_VSCALE(pipe) _MMIO_PIPE(pipe, _PFA_VSCALE, _PFB_VSCALE) - -#define _PFA_HSCALE 0x68090 -#define _PFB_HSCALE 0x68890 -#define PF_HSCALE(pipe) _MMIO_PIPE(pipe, _PFA_HSCALE, _PFB_HSCALE) - /* * Skylake scalers */ diff --git a/drivers/gpu/drm/i915/intel_gvt_mmio_table.c b/drivers/gpu/drm/i915/intel_gvt_mmio_table.c index 04076316e139..76d84cbb8361 100644 --- a/drivers/gpu/drm/i915/intel_gvt_mmio_table.c +++ b/drivers/gpu/drm/i915/intel_gvt_mmio_table.c @@ -18,6 +18,7 @@ #include "display/intel_fbc_regs.h" #include "display/intel_fdi_regs.h" #include "display/intel_lvds_regs.h" +#include "display/intel_pfit_regs.h" #include "display/intel_psr_regs.h" #include "display/intel_sprite_regs.h" #include "display/skl_universal_plane_regs.h" -- 2.51.0 From 76b7be63d9f33e8f319e480c50d3e53460927add Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 18 Feb 2025 22:58:47 +0200 Subject: [PATCH 10/16] drm/i915/dsb: Allow DSB based updates without planes MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We don't actually need any planes to get updated in order to perform the commit on the DSB. Allow DSB based updates even when we don't touch planes. The main benefit here is that pure LUT updates will now go through the DSB path and therefore we don't have to do vblank evasion/etc. on the CPU. I think the reason I had this excluded was that I was originally contemplating using frame/flip timestamps as a way to complete the commits. But I had to scrap that idea when it turned out that those timestamp get corrupted when DSB is poking at random registers. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20250218205850.1422-2-ville.syrjala@linux.intel.com Reviewed-by: Uma Shankar --- drivers/gpu/drm/i915/display/intel_display.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index ecc39ffd8dd0..4843ad19899e 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -7175,7 +7175,6 @@ static void intel_atomic_dsb_prepare(struct intel_atomic_state *state, /* FIXME deal with everything */ new_crtc_state->use_dsb = - new_crtc_state->update_planes && !new_crtc_state->do_async_flip && (DISPLAY_VER(display) >= 20 || !new_crtc_state->has_psr) && !new_crtc_state->scaler_state.scaler_users && -- 2.51.0 From b4ebc06212a3b8906c837bf899b34a2ae36a5e0a Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 18 Feb 2025 22:58:48 +0200 Subject: [PATCH 11/16] drm/i915/dsb: Plumb dsb into plane scaler functions MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We want to start doing scaler programming (plane scalers only initially) on the DSB. To that end plumb the DSB into the relevant places in the scaler code. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20250218205850.1422-3-ville.syrjala@linux.intel.com Reviewed-by: Uma Shankar --- drivers/gpu/drm/i915/display/intel_display.c | 2 +- drivers/gpu/drm/i915/display/skl_scaler.c | 60 +++++++++++-------- drivers/gpu/drm/i915/display/skl_scaler.h | 7 ++- .../drm/i915/display/skl_universal_plane.c | 4 +- 4 files changed, 42 insertions(+), 31 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 4843ad19899e..2a5acf45ff41 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -6648,7 +6648,7 @@ static void commit_pipe_post_planes(struct intel_atomic_state *state, */ if (DISPLAY_VER(dev_priv) >= 9 && !intel_crtc_needs_modeset(new_crtc_state)) - skl_detach_scalers(new_crtc_state); + skl_detach_scalers(NULL, new_crtc_state); if (intel_crtc_vrr_enabling(state, crtc)) intel_vrr_enable(new_crtc_state); diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index 3d24fa773094..ee81220a7c88 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -666,12 +666,14 @@ static u16 glk_nearest_filter_coef(int t) */ static void glk_program_nearest_filter_coefs(struct intel_display *display, + struct intel_dsb *dsb, enum pipe pipe, int id, int set) { int i; - intel_de_write_fw(display, GLK_PS_COEF_INDEX_SET(pipe, id, set), - PS_COEF_INDEX_AUTO_INC); + intel_de_write_dsb(display, dsb, + GLK_PS_COEF_INDEX_SET(pipe, id, set), + PS_COEF_INDEX_AUTO_INC); for (i = 0; i < 17 * 7; i += 2) { u32 tmp; @@ -683,11 +685,12 @@ static void glk_program_nearest_filter_coefs(struct intel_display *display, t = glk_coef_tap(i + 1); tmp |= glk_nearest_filter_coef(t) << 16; - intel_de_write_fw(display, GLK_PS_COEF_DATA_SET(pipe, id, set), - tmp); + intel_de_write_dsb(display, dsb, + GLK_PS_COEF_DATA_SET(pipe, id, set), tmp); } - intel_de_write_fw(display, GLK_PS_COEF_INDEX_SET(pipe, id, set), 0); + intel_de_write_dsb(display, dsb, + GLK_PS_COEF_INDEX_SET(pipe, id, set), 0); } static u32 skl_scaler_get_filter_select(enum drm_scaling_filter filter, int set) @@ -703,14 +706,15 @@ static u32 skl_scaler_get_filter_select(enum drm_scaling_filter filter, int set) return PS_FILTER_MEDIUM; } -static void skl_scaler_setup_filter(struct intel_display *display, enum pipe pipe, +static void skl_scaler_setup_filter(struct intel_display *display, + struct intel_dsb *dsb, enum pipe pipe, int id, int set, enum drm_scaling_filter filter) { switch (filter) { case DRM_SCALING_FILTER_DEFAULT: break; case DRM_SCALING_FILTER_NEAREST_NEIGHBOR: - glk_program_nearest_filter_coefs(display, pipe, id, set); + glk_program_nearest_filter_coefs(display, dsb, pipe, id, set); break; default: MISSING_CASE(filter); @@ -759,7 +763,7 @@ void skl_pfit_enable(const struct intel_crtc_state *crtc_state) trace_intel_pipe_scaler_update_arm(crtc, id, x, y, width, height); - skl_scaler_setup_filter(display, pipe, id, 0, + skl_scaler_setup_filter(display, NULL, pipe, id, 0, crtc_state->hw.scaling_filter); intel_de_write_fw(display, SKL_PS_CTRL(pipe, id), ps_ctrl); @@ -775,7 +779,8 @@ void skl_pfit_enable(const struct intel_crtc_state *crtc_state) } void -skl_program_plane_scaler(struct intel_plane *plane, +skl_program_plane_scaler(struct intel_dsb *dsb, + struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state) { @@ -825,35 +830,38 @@ skl_program_plane_scaler(struct intel_plane *plane, trace_intel_plane_scaler_update_arm(plane, scaler_id, crtc_x, crtc_y, crtc_w, crtc_h); - skl_scaler_setup_filter(display, pipe, scaler_id, 0, + skl_scaler_setup_filter(display, dsb, pipe, scaler_id, 0, plane_state->hw.scaling_filter); - intel_de_write_fw(display, SKL_PS_CTRL(pipe, scaler_id), ps_ctrl); - intel_de_write_fw(display, SKL_PS_VPHASE(pipe, scaler_id), - PS_Y_PHASE(y_vphase) | PS_UV_RGB_PHASE(uv_rgb_vphase)); - intel_de_write_fw(display, SKL_PS_HPHASE(pipe, scaler_id), - PS_Y_PHASE(y_hphase) | PS_UV_RGB_PHASE(uv_rgb_hphase)); - intel_de_write_fw(display, SKL_PS_WIN_POS(pipe, scaler_id), - PS_WIN_XPOS(crtc_x) | PS_WIN_YPOS(crtc_y)); - intel_de_write_fw(display, SKL_PS_WIN_SZ(pipe, scaler_id), - PS_WIN_XSIZE(crtc_w) | PS_WIN_YSIZE(crtc_h)); + intel_de_write_dsb(display, dsb, SKL_PS_CTRL(pipe, scaler_id), + ps_ctrl); + intel_de_write_dsb(display, dsb, SKL_PS_VPHASE(pipe, scaler_id), + PS_Y_PHASE(y_vphase) | PS_UV_RGB_PHASE(uv_rgb_vphase)); + intel_de_write_dsb(display, dsb, SKL_PS_HPHASE(pipe, scaler_id), + PS_Y_PHASE(y_hphase) | PS_UV_RGB_PHASE(uv_rgb_hphase)); + intel_de_write_dsb(display, dsb, SKL_PS_WIN_POS(pipe, scaler_id), + PS_WIN_XPOS(crtc_x) | PS_WIN_YPOS(crtc_y)); + intel_de_write_dsb(display, dsb, SKL_PS_WIN_SZ(pipe, scaler_id), + PS_WIN_XSIZE(crtc_w) | PS_WIN_YSIZE(crtc_h)); } -static void skl_detach_scaler(struct intel_crtc *crtc, int id) +static void skl_detach_scaler(struct intel_dsb *dsb, + struct intel_crtc *crtc, int id) { struct intel_display *display = to_intel_display(crtc); trace_intel_scaler_disable_arm(crtc, id); - intel_de_write_fw(display, SKL_PS_CTRL(crtc->pipe, id), 0); - intel_de_write_fw(display, SKL_PS_WIN_POS(crtc->pipe, id), 0); - intel_de_write_fw(display, SKL_PS_WIN_SZ(crtc->pipe, id), 0); + intel_de_write_dsb(display, dsb, SKL_PS_CTRL(crtc->pipe, id), 0); + intel_de_write_dsb(display, dsb, SKL_PS_WIN_POS(crtc->pipe, id), 0); + intel_de_write_dsb(display, dsb, SKL_PS_WIN_SZ(crtc->pipe, id), 0); } /* * This function detaches (aka. unbinds) unused scalers in hardware */ -void skl_detach_scalers(const struct intel_crtc_state *crtc_state) +void skl_detach_scalers(struct intel_dsb *dsb, + const struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); const struct intel_crtc_scaler_state *scaler_state = @@ -863,7 +871,7 @@ void skl_detach_scalers(const struct intel_crtc_state *crtc_state) /* loop through and disable scalers that aren't in use */ for (i = 0; i < crtc->num_scalers; i++) { if (!scaler_state->scalers[i].in_use) - skl_detach_scaler(crtc, i); + skl_detach_scaler(dsb, crtc, i); } } @@ -873,7 +881,7 @@ void skl_scaler_disable(const struct intel_crtc_state *old_crtc_state) int i; for (i = 0; i < crtc->num_scalers; i++) - skl_detach_scaler(crtc, i); + skl_detach_scaler(NULL, crtc, i); } void skl_scaler_get_config(struct intel_crtc_state *crtc_state) diff --git a/drivers/gpu/drm/i915/display/skl_scaler.h b/drivers/gpu/drm/i915/display/skl_scaler.h index 4d2e2dbb1666..355ea15260ca 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.h +++ b/drivers/gpu/drm/i915/display/skl_scaler.h @@ -8,6 +8,7 @@ struct intel_atomic_state; struct intel_crtc; struct intel_crtc_state; +struct intel_dsb; struct intel_plane; struct intel_plane_state; @@ -21,10 +22,12 @@ int intel_atomic_setup_scalers(struct intel_atomic_state *state, void skl_pfit_enable(const struct intel_crtc_state *crtc_state); -void skl_program_plane_scaler(struct intel_plane *plane, +void skl_program_plane_scaler(struct intel_dsb *dsb, + struct intel_plane *plane, const struct intel_crtc_state *crtc_state, const struct intel_plane_state *plane_state); -void skl_detach_scalers(const struct intel_crtc_state *crtc_state); +void skl_detach_scalers(struct intel_dsb *dsb, + const struct intel_crtc_state *crtc_state); void skl_scaler_disable(const struct intel_crtc_state *old_crtc_state); void skl_scaler_get_config(struct intel_crtc_state *crtc_state); diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index cd9762947f1d..3488c7ae6d8a 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -1466,7 +1466,7 @@ skl_plane_update_arm(struct intel_dsb *dsb, * TODO: split into noarm+arm pair */ if (plane_state->scaler_id >= 0) - skl_program_plane_scaler(plane, crtc_state, plane_state); + skl_program_plane_scaler(dsb, plane, crtc_state, plane_state); /* * The control register self-arms if the plane was previously @@ -1646,7 +1646,7 @@ icl_plane_update_arm(struct intel_dsb *dsb, * TODO: split into noarm+arm pair */ if (plane_state->scaler_id >= 0) - skl_program_plane_scaler(plane, crtc_state, plane_state); + skl_program_plane_scaler(dsb, plane, crtc_state, plane_state); icl_plane_update_sel_fetch_arm(dsb, plane, crtc_state, plane_state); -- 2.51.0 From 67093883808b5b39894d8859937be4468eca50db Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 18 Feb 2025 22:58:49 +0200 Subject: [PATCH 12/16] drm/i915/dsb: Allow DSB based commits when scalers are in use MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Have DSB perform plane scaler programming as well. Changes to pfit/pipe scaler are not being done on the dsb since those take the fastset path. However we do now allow DSB based plane updates when the pfit/pipe scaler is currently enabled (the pfit/pipe scaler just won't be touched by the DSB). Fortunately the hardware issue where some scaler registers are latched at frame start and some at start of vblank has been fixed on icl+ (IIRC), and since DSB is tgl+ only we don't have to do any changes to the DSB vblank evasion. Not that we handle that hardware issue correctly in the CPU vblank evasion either... Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20250218205850.1422-4-ville.syrjala@linux.intel.com Reviewed-by: Uma Shankar --- drivers/gpu/drm/i915/display/intel_display.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 2a5acf45ff41..f0fbe18d2f7e 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -7162,8 +7162,6 @@ static void intel_atomic_dsb_prepare(struct intel_atomic_state *state, struct intel_crtc *crtc) { struct intel_display *display = to_intel_display(state); - const struct intel_crtc_state *old_crtc_state = - intel_atomic_get_old_crtc_state(state, crtc); struct intel_crtc_state *new_crtc_state = intel_atomic_get_new_crtc_state(state, crtc); @@ -7177,8 +7175,6 @@ static void intel_atomic_dsb_prepare(struct intel_atomic_state *state, new_crtc_state->use_dsb = !new_crtc_state->do_async_flip && (DISPLAY_VER(display) >= 20 || !new_crtc_state->has_psr) && - !new_crtc_state->scaler_state.scaler_users && - !old_crtc_state->scaler_state.scaler_users && !intel_crtc_needs_modeset(new_crtc_state) && !intel_crtc_needs_fastset(new_crtc_state); @@ -7188,6 +7184,7 @@ static void intel_atomic_dsb_prepare(struct intel_atomic_state *state, static void intel_atomic_dsb_finish(struct intel_atomic_state *state, struct intel_crtc *crtc) { + struct intel_display *display = to_intel_display(state); struct intel_crtc_state *new_crtc_state = intel_atomic_get_new_crtc_state(state, crtc); @@ -7234,6 +7231,10 @@ static void intel_atomic_dsb_finish(struct intel_atomic_state *state, intel_crtc_planes_update_arm(new_crtc_state->dsb_commit, state, crtc); + if (DISPLAY_VER(display) >= 9) + skl_detach_scalers(new_crtc_state->dsb_commit, + new_crtc_state); + if (!new_crtc_state->dsb_color_vblank) { intel_dsb_wait_vblanks(new_crtc_state->dsb_commit, 1); -- 2.51.0 From 02649bbde017a3ff0ff24105d791016022bd443d Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Thu, 27 Feb 2025 17:28:17 -0300 Subject: [PATCH 13/16] drm/i915/display: Use IP version check for Wa_14020863754 Wa_14020863754 applies to the display IP, so we should be checking on display IP version instead of platform. So, let's replace display->platform.battlemage with the proper IP version check (14.01 for Xe2_HPD). Furthermore, for workarounds, we should be checking on full IP versions to avoid applying the workaround to some variant of the IP that could theoretically appear in the future (which is likely to have a different minor release number), since the issue addressed by the workaround could be fixed in such new release. Reviewed-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20250227-xe3lpd-wa-14020863754-v2-1-92b35de1c563@intel.com Signed-off-by: Gustavo Sousa --- drivers/gpu/drm/i915/display/intel_audio.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c index aaba438ab41e..115c30a5ff70 100644 --- a/drivers/gpu/drm/i915/display/intel_audio.c +++ b/drivers/gpu/drm/i915/display/intel_audio.c @@ -190,7 +190,8 @@ static const struct hdmi_aud_ncts hdmi_aud_ncts_36bpp[] = { */ static bool needs_wa_14020863754(struct intel_display *display) { - return DISPLAY_VER(display) == 20 || display->platform.battlemage; + return DISPLAY_VERx100(display) == 2000 || + DISPLAY_VERx100(display) == 1401; } /* get AUD_CONFIG_PIXEL_CLOCK_HDMI_* value for mode */ -- 2.51.0 From 2c2e7170a750506ed9e1d28e225b647a6563fb3c Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Thu, 27 Feb 2025 17:28:18 -0300 Subject: [PATCH 14/16] drm/i915/audio: Extend Wa_14020863754 to Xe3_LPD Workaround Wa_14020863754 also applies to Xe3_LPD. Update needs_wa_14020863754() accordingly. Reviewed-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20250227-xe3lpd-wa-14020863754-v2-2-92b35de1c563@intel.com Signed-off-by: Gustavo Sousa --- drivers/gpu/drm/i915/display/intel_audio.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c index 115c30a5ff70..ea935a5d94c8 100644 --- a/drivers/gpu/drm/i915/display/intel_audio.c +++ b/drivers/gpu/drm/i915/display/intel_audio.c @@ -190,7 +190,8 @@ static const struct hdmi_aud_ncts hdmi_aud_ncts_36bpp[] = { */ static bool needs_wa_14020863754(struct intel_display *display) { - return DISPLAY_VERx100(display) == 2000 || + return DISPLAY_VERx100(display) == 3000 || + DISPLAY_VERx100(display) == 2000 || DISPLAY_VERx100(display) == 1401; } -- 2.51.0 From 322ec93e9081d717fbc02c14fe80f754709e8b9c Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Thu, 27 Feb 2025 18:09:12 -0300 Subject: [PATCH 15/16] drm/i915/display: Use explicit base values in POWER_DOMAIN_*() macros MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Although we have comments in intel_display_limits.h saying that the code expects PIPE_A and TRANSCODER_A to be zero, it doesn't hurt to add them as explicit base values for calculating the power domain offset in POWER_DOMAIN_*() macros. On the plus side, we have that this: * Fixes a warning reported by kernel test robot about doing arithmetic with two different enum types. * Makes the code arguably more robust (in the unlikely event of those bases becoming non-zero). v2: - Prefer using explicit base values instead of simply casting the macro argument to int. (Ville) - Update commit message to match the new approach (for reference, the old message subject was "drm/i915/display: Use explicit cast in POWER_DOMAIN_*() macros"). Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202502120809.XfmcqkBD-lkp@intel.com/ Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20250227-improve-type-safey-power-domain-macros-v3-1-b6eaa00f9c33@intel.com Signed-off-by: Gustavo Sousa --- drivers/gpu/drm/i915/display/intel_display_power.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h index a3a5c1be8bab..4ad35bd4b040 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.h +++ b/drivers/gpu/drm/i915/display/intel_display_power.h @@ -117,12 +117,12 @@ enum intel_display_power_domain { POWER_DOMAIN_INVALID = POWER_DOMAIN_NUM, }; -#define POWER_DOMAIN_PIPE(pipe) ((pipe) + POWER_DOMAIN_PIPE_A) +#define POWER_DOMAIN_PIPE(pipe) ((pipe) - PIPE_A + POWER_DOMAIN_PIPE_A) #define POWER_DOMAIN_PIPE_PANEL_FITTER(pipe) \ - ((pipe) + POWER_DOMAIN_PIPE_PANEL_FITTER_A) + ((pipe) - PIPE_A + POWER_DOMAIN_PIPE_PANEL_FITTER_A) #define POWER_DOMAIN_TRANSCODER(tran) \ ((tran) == TRANSCODER_EDP ? POWER_DOMAIN_TRANSCODER_EDP : \ - (tran) + POWER_DOMAIN_TRANSCODER_A) + (tran) - TRANSCODER_A + POWER_DOMAIN_TRANSCODER_A) struct intel_power_domain_mask { DECLARE_BITMAP(bits, POWER_DOMAIN_NUM); -- 2.51.0 From 5c91b5ad7155ee6e22930f7cbcb8e47dadbe13e7 Mon Sep 17 00:00:00 2001 From: Gustavo Sousa Date: Thu, 27 Feb 2025 18:09:13 -0300 Subject: [PATCH 16/16] drm/i915/display: Make POWER_DOMAIN_*() always result in enum intel_display_power_domain MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit In the hope of contributing to type safety in our code, let's ensure that the type returned by the POWER_DOMAIN_*() macros is always of type enum intel_display_power_domain. v2: - Remove accidental +1 in definition of POWER_DOMAIN_PIPE(). (Jani) Cc: Jani Nikula Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20250227-improve-type-safey-power-domain-macros-v3-2-b6eaa00f9c33@intel.com Signed-off-by: Gustavo Sousa --- drivers/gpu/drm/i915/display/intel_display_power.h | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power.h b/drivers/gpu/drm/i915/display/intel_display_power.h index 4ad35bd4b040..1b53d67f9b60 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.h +++ b/drivers/gpu/drm/i915/display/intel_display_power.h @@ -117,12 +117,13 @@ enum intel_display_power_domain { POWER_DOMAIN_INVALID = POWER_DOMAIN_NUM, }; -#define POWER_DOMAIN_PIPE(pipe) ((pipe) - PIPE_A + POWER_DOMAIN_PIPE_A) +#define POWER_DOMAIN_PIPE(pipe) \ + ((enum intel_display_power_domain)((pipe) - PIPE_A + POWER_DOMAIN_PIPE_A)) #define POWER_DOMAIN_PIPE_PANEL_FITTER(pipe) \ - ((pipe) - PIPE_A + POWER_DOMAIN_PIPE_PANEL_FITTER_A) + ((enum intel_display_power_domain)((pipe) - PIPE_A + POWER_DOMAIN_PIPE_PANEL_FITTER_A)) #define POWER_DOMAIN_TRANSCODER(tran) \ ((tran) == TRANSCODER_EDP ? POWER_DOMAIN_TRANSCODER_EDP : \ - (tran) - TRANSCODER_A + POWER_DOMAIN_TRANSCODER_A) + (enum intel_display_power_domain)((tran) - TRANSCODER_A + POWER_DOMAIN_TRANSCODER_A)) struct intel_power_domain_mask { DECLARE_BITMAP(bits, POWER_DOMAIN_NUM); -- 2.51.0