From 888b5dce567d0c998ae4d8dec06086dff13a3cd5 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 18 Sep 2024 20:47:44 +0300 Subject: [PATCH 01/16] drm/i915/pps: add vlv_pps_pipe_init() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We need to track PPS also for non-eDP usage on VLV/CHV. Add new vlv_pps_pipe_init() for initializing the related parts, hiding the PPS pipe details inside PPS code. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/2829a5bab5e9a4dcddc3a2bb87e12559000543ea.1726681620.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp.c | 6 ++---- drivers/gpu/drm/i915/display/intel_pps.c | 7 +++++++ drivers/gpu/drm/i915/display/intel_pps.h | 1 + 3 files changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 9f908dbd45ea..12706f24a36d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -6893,10 +6893,8 @@ intel_dp_init_connector(struct intel_digital_port *dig_port, intel_dp_set_default_sink_rates(intel_dp); intel_dp_set_default_max_sink_lane_count(intel_dp); - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { - intel_dp->pps.vlv_pps_pipe = INVALID_PIPE; - intel_dp->pps.vlv_active_pipe = vlv_active_pipe(intel_dp); - } + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) + vlv_pps_pipe_init(intel_dp); intel_dp_aux_init(intel_dp); intel_connector->dp.dsc_decompression_aux = &intel_dp->aux; diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 649dc6ad2278..5957e79186f0 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1211,6 +1211,13 @@ static void vlv_steal_power_sequencer(struct intel_display *display, } } +/* Call on all DP, not just eDP */ +void vlv_pps_pipe_init(struct intel_dp *intel_dp) +{ + intel_dp->pps.vlv_pps_pipe = INVALID_PIPE; + intel_dp->pps.vlv_active_pipe = vlv_active_pipe(intel_dp); +} + void vlv_pps_init(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { diff --git a/drivers/gpu/drm/i915/display/intel_pps.h b/drivers/gpu/drm/i915/display/intel_pps.h index 0c5da83a559e..5686e900e7de 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.h +++ b/drivers/gpu/drm/i915/display/intel_pps.h @@ -45,6 +45,7 @@ void intel_pps_init_late(struct intel_dp *intel_dp); void intel_pps_encoder_reset(struct intel_dp *intel_dp); void intel_pps_reset_all(struct intel_display *display); +void vlv_pps_pipe_init(struct intel_dp *intel_dp); void vlv_pps_init(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); -- 2.51.0 From 1afd9b4c6de4503cb02a446500cfc76b4be57d2a Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 18 Sep 2024 20:47:45 +0300 Subject: [PATCH 02/16] drm/i915/pps: add vlv_pps_pipe_reset() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We need to track PPS also for non-eDP usage on VLV/CHV. Add new vlv_pps_pipe_reset() for resetting the related parts, hiding the PPS pipe details inside PPS code. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/e1bae913533baea8e502d8c63c06f6852a1cdb93.1726681620.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/g4x_dp.c | 8 ++------ drivers/gpu/drm/i915/display/intel_pps.c | 9 +++++++++ drivers/gpu/drm/i915/display/intel_pps.h | 1 + 3 files changed, 12 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index 1699fbbb56c9..edbd654757e2 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -1273,12 +1273,8 @@ static void intel_dp_encoder_reset(struct drm_encoder *encoder) intel_dp->reset_link_params = true; - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { - intel_wakeref_t wakeref; - - with_intel_pps_lock(intel_dp, wakeref) - intel_dp->pps.vlv_active_pipe = vlv_active_pipe(intel_dp); - } + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) + vlv_pps_pipe_reset(intel_dp); intel_pps_encoder_reset(intel_dp); } diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 5957e79186f0..e4b17bd5efb5 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1218,6 +1218,15 @@ void vlv_pps_pipe_init(struct intel_dp *intel_dp) intel_dp->pps.vlv_active_pipe = vlv_active_pipe(intel_dp); } +/* Call on all DP, not just eDP */ +void vlv_pps_pipe_reset(struct intel_dp *intel_dp) +{ + intel_wakeref_t wakeref; + + with_intel_pps_lock(intel_dp, wakeref) + intel_dp->pps.vlv_active_pipe = vlv_active_pipe(intel_dp); +} + void vlv_pps_init(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { diff --git a/drivers/gpu/drm/i915/display/intel_pps.h b/drivers/gpu/drm/i915/display/intel_pps.h index 5686e900e7de..6509768cd55f 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.h +++ b/drivers/gpu/drm/i915/display/intel_pps.h @@ -46,6 +46,7 @@ void intel_pps_encoder_reset(struct intel_dp *intel_dp); void intel_pps_reset_all(struct intel_display *display); void vlv_pps_pipe_init(struct intel_dp *intel_dp); +void vlv_pps_pipe_reset(struct intel_dp *intel_dp); void vlv_pps_init(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); -- 2.51.0 From 696e909e543ffba3615f13ec5568525e166805ec Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 18 Sep 2024 20:47:46 +0300 Subject: [PATCH 03/16] drm/i915/pps: add vlv_pps_port_disable() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add vlv_pps_port_disable() and move the VLV/CHV active pipe clear there from intel_dp_link_down(), hiding the PPS pipe details inside PPS code. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/2546716a448205ca5af085cec9faeb5e5deac287.1726681620.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/g4x_dp.c | 8 ++------ drivers/gpu/drm/i915/display/intel_pps.c | 12 ++++++++++++ drivers/gpu/drm/i915/display/intel_pps.h | 2 ++ 3 files changed, 16 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index edbd654757e2..e3db1cba11c9 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -477,12 +477,8 @@ intel_dp_link_down(struct intel_encoder *encoder, msleep(intel_dp->pps.panel_power_down_delay); - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { - intel_wakeref_t wakeref; - - with_intel_pps_lock(intel_dp, wakeref) - intel_dp->pps.vlv_active_pipe = INVALID_PIPE; - } + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) + vlv_pps_port_disable(encoder, old_crtc_state); } static void g4x_dp_audio_enable(struct intel_encoder *encoder, diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index e4b17bd5efb5..465a555c9e24 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1272,6 +1272,18 @@ void vlv_pps_init(struct intel_encoder *encoder, pps_init_registers(intel_dp, true); } +/* Call on all DP, not just eDP */ +void vlv_pps_port_disable(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state) +{ + struct intel_dp *intel_dp = enc_to_intel_dp(encoder); + + intel_wakeref_t wakeref; + + with_intel_pps_lock(intel_dp, wakeref) + intel_dp->pps.vlv_active_pipe = INVALID_PIPE; +} + static void pps_vdd_init(struct intel_dp *intel_dp) { struct intel_display *display = to_intel_display(intel_dp); diff --git a/drivers/gpu/drm/i915/display/intel_pps.h b/drivers/gpu/drm/i915/display/intel_pps.h index 6509768cd55f..795e25c91952 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.h +++ b/drivers/gpu/drm/i915/display/intel_pps.h @@ -49,6 +49,8 @@ void vlv_pps_pipe_init(struct intel_dp *intel_dp); void vlv_pps_pipe_reset(struct intel_dp *intel_dp); void vlv_pps_init(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); +void vlv_pps_port_disable(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state); void intel_pps_unlock_regs_wa(struct intel_display *display); void intel_pps_setup(struct intel_display *display); -- 2.51.0 From 75e57145a12f299b0daa2e44399d66f2d7c58f62 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 18 Sep 2024 20:47:47 +0300 Subject: [PATCH 04/16] drm/i915/pps: rename vlv_pps_init() to vlv_pps_port_enable_unlocked() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Follow the naming for vlv_pps_port_disable(), as these are counterparts, and add _unlocked suffix as it assumes the pps lock is held. v2: Add _unlocked suffix (Ville) Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/3b21141025a5e1e67f28bbe67a82a7008fd3f415.1726681620.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/g4x_dp.c | 2 +- drivers/gpu/drm/i915/display/intel_pps.c | 5 +++-- drivers/gpu/drm/i915/display/intel_pps.h | 4 ++-- 3 files changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index e3db1cba11c9..162802c54d4b 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -690,7 +690,7 @@ static void intel_enable_dp(struct intel_atomic_state *state, with_intel_pps_lock(intel_dp, wakeref) { if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) - vlv_pps_init(encoder, pipe_config); + vlv_pps_port_enable_unlocked(encoder, pipe_config); intel_dp_enable_port(intel_dp, pipe_config); diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 465a555c9e24..63bae4c3a71a 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1227,8 +1227,9 @@ void vlv_pps_pipe_reset(struct intel_dp *intel_dp) intel_dp->pps.vlv_active_pipe = vlv_active_pipe(intel_dp); } -void vlv_pps_init(struct intel_encoder *encoder, - const struct intel_crtc_state *crtc_state) +/* Call on all DP, not just eDP */ +void vlv_pps_port_enable_unlocked(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(encoder); struct intel_dp *intel_dp = enc_to_intel_dp(encoder); diff --git a/drivers/gpu/drm/i915/display/intel_pps.h b/drivers/gpu/drm/i915/display/intel_pps.h index 795e25c91952..5b3eb7fb7e1f 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.h +++ b/drivers/gpu/drm/i915/display/intel_pps.h @@ -47,8 +47,8 @@ void intel_pps_reset_all(struct intel_display *display); void vlv_pps_pipe_init(struct intel_dp *intel_dp); void vlv_pps_pipe_reset(struct intel_dp *intel_dp); -void vlv_pps_init(struct intel_encoder *encoder, - const struct intel_crtc_state *crtc_state); +void vlv_pps_port_enable_unlocked(struct intel_encoder *encoder, + const struct intel_crtc_state *crtc_state); void vlv_pps_port_disable(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); -- 2.51.0 From 3ac6d358124a104c4409f1aa79aec62e5537b736 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 18 Sep 2024 20:47:48 +0300 Subject: [PATCH 05/16] drm/i915/pps: add vlv_pps_backlight_initial_pipe() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add vlv_pps_backlight_initial_pipe() and move the VLV/CHV initial backlight pipe logic there, hiding the PPS pipe details inside PPS code. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/b0587f183d8bb06679a75b04f956762435d10181.1726681620.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_dp.c | 16 ++-------------- drivers/gpu/drm/i915/display/intel_pps.c | 20 ++++++++++++++++++++ drivers/gpu/drm/i915/display/intel_pps.h | 1 + 3 files changed, 23 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 12706f24a36d..9859a7d3ce80 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -6629,20 +6629,8 @@ static void intel_edp_backlight_setup(struct intel_dp *intel_dp, struct drm_i915_private *i915 = dp_to_i915(intel_dp); enum pipe pipe = INVALID_PIPE; - if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) { - /* - * Figure out the current pipe for the initial backlight setup. - * If the current pipe isn't valid, try the PPS pipe, and if that - * fails just assume pipe A. - */ - pipe = vlv_active_pipe(intel_dp); - - if (pipe != PIPE_A && pipe != PIPE_B) - pipe = intel_dp->pps.vlv_pps_pipe; - - if (pipe != PIPE_A && pipe != PIPE_B) - pipe = PIPE_A; - } + if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) + pipe = vlv_pps_backlight_initial_pipe(intel_dp); intel_backlight_setup(connector, pipe); } diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 63bae4c3a71a..9cb091e7c94a 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1227,6 +1227,26 @@ void vlv_pps_pipe_reset(struct intel_dp *intel_dp) intel_dp->pps.vlv_active_pipe = vlv_active_pipe(intel_dp); } +enum pipe vlv_pps_backlight_initial_pipe(struct intel_dp *intel_dp) +{ + enum pipe pipe; + + /* + * Figure out the current pipe for the initial backlight setup. If the + * current pipe isn't valid, try the PPS pipe, and if that fails just + * assume pipe A. + */ + pipe = vlv_active_pipe(intel_dp); + + if (pipe != PIPE_A && pipe != PIPE_B) + pipe = intel_dp->pps.vlv_pps_pipe; + + if (pipe != PIPE_A && pipe != PIPE_B) + pipe = PIPE_A; + + return pipe; +} + /* Call on all DP, not just eDP */ void vlv_pps_port_enable_unlocked(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) diff --git a/drivers/gpu/drm/i915/display/intel_pps.h b/drivers/gpu/drm/i915/display/intel_pps.h index 5b3eb7fb7e1f..a5339a65485d 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.h +++ b/drivers/gpu/drm/i915/display/intel_pps.h @@ -47,6 +47,7 @@ void intel_pps_reset_all(struct intel_display *display); void vlv_pps_pipe_init(struct intel_dp *intel_dp); void vlv_pps_pipe_reset(struct intel_dp *intel_dp); +enum pipe vlv_pps_backlight_initial_pipe(struct intel_dp *intel_dp); void vlv_pps_port_enable_unlocked(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); void vlv_pps_port_disable(struct intel_encoder *encoder, -- 2.51.0 From 46f6a34a7926078ea07b69f4d59abd68c835a4df Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 18 Sep 2024 20:47:49 +0300 Subject: [PATCH 06/16] drm/i915/pps: move vlv_active_pipe() to intel_pps.c MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit All the users for vlv_active_pipe() are within intel_pps.c now, and there are already uses of g4x_dp_port_enabled() and intel_dp->output_reg in there, so seems fine to reduce interfaces and move vlv_active_pipe() to intel_pps.c too. Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/e12ae0a931f113f3bbbf1b4c66108b572a933efb.1726681620.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/display/g4x_dp.c | 14 -------------- drivers/gpu/drm/i915/display/g4x_dp.h | 5 ----- drivers/gpu/drm/i915/display/intel_pps.c | 14 ++++++++++++++ 3 files changed, 14 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index 162802c54d4b..040478048b97 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -1245,20 +1245,6 @@ static void intel_dp_encoder_destroy(struct drm_encoder *encoder) kfree(enc_to_dig_port(to_intel_encoder(encoder))); } -enum pipe vlv_active_pipe(struct intel_dp *intel_dp) -{ - struct intel_display *display = to_intel_display(intel_dp); - struct drm_i915_private *dev_priv = to_i915(display->drm); - struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base; - enum pipe pipe; - - if (g4x_dp_port_enabled(dev_priv, intel_dp->output_reg, - encoder->port, &pipe)) - return pipe; - - return INVALID_PIPE; -} - static void intel_dp_encoder_reset(struct drm_encoder *encoder) { struct intel_display *display = to_intel_display(encoder->dev); diff --git a/drivers/gpu/drm/i915/display/g4x_dp.h b/drivers/gpu/drm/i915/display/g4x_dp.h index a10638ab749c..c75e64ae79b7 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.h +++ b/drivers/gpu/drm/i915/display/g4x_dp.h @@ -19,7 +19,6 @@ struct intel_encoder; #ifdef I915 const struct dpll *vlv_get_dpll(struct drm_i915_private *i915); -enum pipe vlv_active_pipe(struct intel_dp *intel_dp); void g4x_dp_set_clock(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config); bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv, @@ -32,10 +31,6 @@ static inline const struct dpll *vlv_get_dpll(struct drm_i915_private *i915) { return NULL; } -static inline int vlv_active_pipe(struct intel_dp *intel_dp) -{ - return 0; -} static inline void g4x_dp_set_clock(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 9cb091e7c94a..819b2843946f 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1211,6 +1211,20 @@ static void vlv_steal_power_sequencer(struct intel_display *display, } } +static enum pipe vlv_active_pipe(struct intel_dp *intel_dp) +{ + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); + struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base; + enum pipe pipe; + + if (g4x_dp_port_enabled(dev_priv, intel_dp->output_reg, + encoder->port, &pipe)) + return pipe; + + return INVALID_PIPE; +} + /* Call on all DP, not just eDP */ void vlv_pps_pipe_init(struct intel_dp *intel_dp) { -- 2.51.0 From 9988e6b33517b94da3c968783327341b10a98430 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 13 Sep 2024 15:51:54 +0300 Subject: [PATCH 07/16] drm/i915/debugfs: remove superfluous kernel_param_lock/unlock We're not actually accessing the module params here anymore. The locking is completely unnecessary. Reviewed-by: Andi Shyti Link: https://patchwork.freedesktop.org/patch/msgid/330360c3b27aaff1cdb132f1500ba68de9300508.1726231866.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/i915_debugfs.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 246fece628d6..b5fc7cc8020a 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -76,10 +76,8 @@ static int i915_capabilities(struct seq_file *m, void *data) intel_gt_info_print(&to_gt(i915)->info, &p); intel_driver_caps_print(&i915->caps, &p); - kernel_param_lock(THIS_MODULE); i915_params_dump(&i915->params, &p); intel_display_params_dump(&display->params, display->drm->driver->name, &p); - kernel_param_unlock(THIS_MODULE); return 0; } -- 2.51.0 From 5428eaa00af08c6279ea13041ea7ddb73e250636 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 13 Sep 2024 15:51:55 +0300 Subject: [PATCH 08/16] drm/i915/debugfs: add dedicated intel_display_caps debugfs for display Add dedicated intel_display_caps for display, with device info and params. Intentionally prefix the file intel_ instead of i915_. Going forward, we should do the same for all debugfs files, making them independent of i915 and xe. Remove display param dumping from i915 specific i915_capabilities debugfs. Note that we don't add node_to_intel_display() functionality in to_intel_display(). It's too specific for that. Reviewed-by: Luca Coelho Link: https://patchwork.freedesktop.org/patch/msgid/1b825b893dd2d423da167a7b6b21d05e8cd0182c.1726231866.git.jani.nikula@intel.com Signed-off-by: Jani Nikula --- .../drm/i915/display/intel_display_debugfs.c | 18 ++++++++++++++++++ drivers/gpu/drm/i915/i915_debugfs.c | 4 ---- 2 files changed, 18 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 86403a9318b0..1b68be92e9e0 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -41,11 +41,28 @@ #include "intel_vdsc.h" #include "intel_wm.h" +static struct intel_display *node_to_intel_display(struct drm_info_node *node) +{ + return to_intel_display(node->minor->dev); +} + static inline struct drm_i915_private *node_to_i915(struct drm_info_node *node) { return to_i915(node->minor->dev); } +static int intel_display_caps(struct seq_file *m, void *data) +{ + struct intel_display *display = node_to_intel_display(m->private); + struct drm_printer p = drm_seq_file_printer(m); + + intel_display_device_info_print(DISPLAY_INFO(display), + DISPLAY_RUNTIME_INFO(display), &p); + intel_display_params_dump(&display->params, display->drm->driver->name, &p); + + return 0; +} + static int i915_frontbuffer_tracking(struct seq_file *m, void *unused) { struct drm_i915_private *dev_priv = node_to_i915(m->private); @@ -1027,6 +1044,7 @@ static const struct file_operations i915_fifo_underrun_reset_ops = { }; static const struct drm_info_list intel_display_debugfs_list[] = { + {"intel_display_caps", intel_display_caps, 0}, {"i915_frontbuffer_tracking", i915_frontbuffer_tracking, 0}, {"i915_sr_status", i915_sr_status, 0}, {"i915_gem_framebuffer", i915_gem_framebuffer_info, 0}, diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index b5fc7cc8020a..1c2a97f593c7 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -33,8 +33,6 @@ #include #include -#include "display/intel_display_params.h" - #include "gem/i915_gem_context.h" #include "gt/intel_gt.h" #include "gt/intel_gt_buffer_pool.h" @@ -66,7 +64,6 @@ static inline struct drm_i915_private *node_to_i915(struct drm_info_node *node) static int i915_capabilities(struct seq_file *m, void *data) { struct drm_i915_private *i915 = node_to_i915(m->private); - struct intel_display *display = &i915->display; struct drm_printer p = drm_seq_file_printer(m); seq_printf(m, "pch: %d\n", INTEL_PCH_TYPE(i915)); @@ -77,7 +74,6 @@ static int i915_capabilities(struct seq_file *m, void *data) intel_driver_caps_print(&i915->caps, &p); i915_params_dump(&i915->params, &p); - intel_display_params_dump(&display->params, display->drm->driver->name, &p); return 0; } -- 2.51.0 From 0644d2be99cd044e8c78e7a1ee781c622b60917c Mon Sep 17 00:00:00 2001 From: Stanislav Lisovskiy Date: Wed, 18 Sep 2024 12:00:15 +0530 Subject: [PATCH 09/16] drm/i915: Add some essential functionality for joiners MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit In most of the cases we now try to avoid mentioning things like "bigjoiner" or "ultrajoiner" trying to unify the API and refer mostly to all this functionality as "joiner". In majority cases that should be way to go. However in some cases we still need to distinguish between bigjoiner primaries and secondaries(such as DSC register programming). Create correspondent helper functions and start using them, in order be prepared for adding ultrajoiner functionality. v2: Fixed checkpatch warnings (Ankit) v3: Introduce ultrajoiner helpers in next patch. v4: Streamline the helpers and add few more. (Ville) v5: Add comment to clarify that helpers apply to both bigjoiner and uncompressed joiner configurations. (Ville) Signed-off-by: Stanislav Lisovskiy Signed-off-by: Ankit Nautiyal Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240918063016.2667721-2-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_display.c | 45 ++++++++++++++++++++ drivers/gpu/drm/i915/display/intel_display.h | 2 + drivers/gpu/drm/i915/display/intel_vdsc.c | 4 +- 3 files changed, 49 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 886abed1783b..9f108d5e00ef 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -254,6 +254,51 @@ static enum pipe joiner_primary_pipe(const struct intel_crtc_state *crtc_state) return ffs(crtc_state->joiner_pipes) - 1; } +/* + * The following helper functions, despite being named for bigjoiner, + * are applicable to both bigjoiner and uncompressed joiner configurations. + */ +static bool is_bigjoiner(const struct intel_crtc_state *crtc_state) +{ + return hweight8(crtc_state->joiner_pipes) >= 2; +} + +static u8 bigjoiner_primary_pipes(const struct intel_crtc_state *crtc_state) +{ + if (!is_bigjoiner(crtc_state)) + return 0; + + return crtc_state->joiner_pipes & (0b01010101 << joiner_primary_pipe(crtc_state)); +} + +static unsigned int bigjoiner_secondary_pipes(const struct intel_crtc_state *crtc_state) +{ + if (!is_bigjoiner(crtc_state)) + return 0; + + return crtc_state->joiner_pipes & (0b10101010 << joiner_primary_pipe(crtc_state)); +} + +bool intel_crtc_is_bigjoiner_primary(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + if (!is_bigjoiner(crtc_state)) + return false; + + return BIT(crtc->pipe) & bigjoiner_primary_pipes(crtc_state); +} + +bool intel_crtc_is_bigjoiner_secondary(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + if (!is_bigjoiner(crtc_state)) + return false; + + return BIT(crtc->pipe) & bigjoiner_secondary_pipes(crtc_state); +} + u8 intel_crtc_joiner_secondary_pipes(const struct intel_crtc_state *crtc_state) { if (crtc_state->joiner_pipes) diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index e48461410632..64ca0f1ae013 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -416,6 +416,8 @@ bool is_trans_port_sync_master(const struct intel_crtc_state *state); u8 intel_crtc_joined_pipe_mask(const struct intel_crtc_state *crtc_state); bool intel_crtc_is_joiner_secondary(const struct intel_crtc_state *crtc_state); bool intel_crtc_is_joiner_primary(const struct intel_crtc_state *crtc_state); +bool intel_crtc_is_bigjoiner_primary(const struct intel_crtc_state *crtc_state); +bool intel_crtc_is_bigjoiner_secondary(const struct intel_crtc_state *crtc_state); u8 intel_crtc_joiner_secondary_pipes(const struct intel_crtc_state *crtc_state); struct intel_crtc *intel_primary_crtc(const struct intel_crtc_state *crtc_state); bool intel_crtc_get_pipe_config(struct intel_crtc_state *crtc_state); diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c index 2e849b015e74..8158e3702ed5 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.c +++ b/drivers/gpu/drm/i915/display/intel_vdsc.c @@ -742,7 +742,7 @@ void intel_uncompressed_joiner_enable(const struct intel_crtc_state *crtc_state) u32 dss_ctl1_val = 0; if (crtc_state->joiner_pipes && !crtc_state->dsc.compression_enable) { - if (intel_crtc_is_joiner_secondary(crtc_state)) + if (intel_crtc_is_bigjoiner_secondary(crtc_state)) dss_ctl1_val |= UNCOMPRESSED_JOINER_SECONDARY; else dss_ctl1_val |= UNCOMPRESSED_JOINER_PRIMARY; @@ -771,7 +771,7 @@ void intel_dsc_enable(const struct intel_crtc_state *crtc_state) } if (crtc_state->joiner_pipes) { dss_ctl1_val |= BIG_JOINER_ENABLE; - if (!intel_crtc_is_joiner_secondary(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); -- 2.51.0 From ae5d0397b7e6a563aeb8708b08cad17390755a8f Mon Sep 17 00:00:00 2001 From: Ankit Nautiyal Date: Wed, 18 Sep 2024 12:00:16 +0530 Subject: [PATCH 10/16] drm/i915/display: Enhance iterators for modeset en/disable MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Joiners have specific enabling and disabling order dependent on primary and secondary pipes. This becomes more complex with ultrajoiner where we have ultrajoiner primary/secondary pipes in addition to bigjoiner primary/secondary pipes. To unify the approach that works for present and future joiner cases, use primary and secondary pipe masks to iterate over pipes. If joiner is used, derive bigoiner primary and secondary pipe masks and use following sequences: Disabling : disable primary pipes followed by secondary pipes, Enabling: enable secondary pipes followed by primary pipes. This works well with ultrajoiner too, as ultrajoiner has 2 bigjoiner primary/secondary pairs (AC, BD). For non joiner case, enable/disable based on usual pipe order A-D, D-A respectively. v2: -Simplify the iterator macro. (Ville) -Use struct intel_display. (Ville) -Add prefix _intel to the helper name. (Ville) Signed-off-by: Ankit Nautiyal Suggested-by: Ville Syrjälä Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240918063016.2667721-3-ankit.k.nautiyal@intel.com --- drivers/gpu/drm/i915/display/intel_ddi.c | 14 +++---- drivers/gpu/drm/i915/display/intel_display.c | 40 ++++++++++++-------- drivers/gpu/drm/i915/display/intel_display.h | 26 +++++++++++++ drivers/gpu/drm/i915/display/intel_dp_mst.c | 14 +++---- 4 files changed, 64 insertions(+), 30 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index b1c294236cc8..85e519a21542 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -3115,11 +3115,12 @@ static void intel_ddi_post_disable_hdmi_or_sst(struct intel_atomic_state *state, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { + struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_crtc *pipe_crtc; + int i; - for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(old_crtc_state)) { + for_each_pipe_crtc_modeset_disable(display, pipe_crtc, old_crtc_state, i) { const struct intel_crtc_state *old_pipe_crtc_state = intel_atomic_get_old_crtc_state(state, pipe_crtc); @@ -3130,8 +3131,7 @@ static void intel_ddi_post_disable_hdmi_or_sst(struct intel_atomic_state *state, intel_ddi_disable_transcoder_func(old_crtc_state); - for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(old_crtc_state)) { + for_each_pipe_crtc_modeset_disable(display, pipe_crtc, old_crtc_state, i) { const struct intel_crtc_state *old_pipe_crtc_state = intel_atomic_get_old_crtc_state(state, pipe_crtc); @@ -3382,8 +3382,9 @@ static void intel_enable_ddi(struct intel_atomic_state *state, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); + struct intel_display *display = to_intel_display(encoder); struct intel_crtc *pipe_crtc; + int i; intel_ddi_enable_transcoder_func(encoder, crtc_state); @@ -3394,8 +3395,7 @@ static void intel_enable_ddi(struct intel_atomic_state *state, intel_ddi_wait_for_fec_status(encoder, crtc_state, true); - for_each_intel_crtc_in_pipe_mask_reverse(&i915->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(crtc_state)) { + for_each_pipe_crtc_modeset_enable(display, pipe_crtc, crtc_state, i) { const struct intel_crtc_state *pipe_crtc_state = intel_atomic_get_new_crtc_state(state, pipe_crtc); diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 9f108d5e00ef..7cdc12188df9 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -299,6 +299,21 @@ bool intel_crtc_is_bigjoiner_secondary(const struct intel_crtc_state *crtc_state return BIT(crtc->pipe) & bigjoiner_secondary_pipes(crtc_state); } +u8 _intel_modeset_primary_pipes(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + if (!is_bigjoiner(crtc_state)) + return BIT(crtc->pipe); + + return bigjoiner_primary_pipes(crtc_state); +} + +u8 _intel_modeset_secondary_pipes(const struct intel_crtc_state *crtc_state) +{ + return bigjoiner_secondary_pipes(crtc_state); +} + u8 intel_crtc_joiner_secondary_pipes(const struct intel_crtc_state *crtc_state) { if (crtc_state->joiner_pipes) @@ -1729,18 +1744,16 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); enum transcoder cpu_transcoder = new_crtc_state->cpu_transcoder; struct intel_crtc *pipe_crtc; + int i; if (drm_WARN_ON(&dev_priv->drm, crtc->active)) return; - - for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(new_crtc_state)) + for_each_pipe_crtc_modeset_enable(display, pipe_crtc, new_crtc_state, i) intel_dmc_enable_pipe(display, pipe_crtc->pipe); intel_encoders_pre_pll_enable(state, crtc); - for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(new_crtc_state)) { + for_each_pipe_crtc_modeset_enable(display, pipe_crtc, new_crtc_state, i) { const struct intel_crtc_state *pipe_crtc_state = intel_atomic_get_new_crtc_state(state, pipe_crtc); @@ -1750,8 +1763,7 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, intel_encoders_pre_enable(state, crtc); - for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(new_crtc_state)) { + for_each_pipe_crtc_modeset_enable(display, pipe_crtc, new_crtc_state, i) { const struct intel_crtc_state *pipe_crtc_state = intel_atomic_get_new_crtc_state(state, pipe_crtc); @@ -1769,8 +1781,7 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, if (!transcoder_is_dsi(cpu_transcoder)) hsw_configure_cpu_transcoder(new_crtc_state); - for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(new_crtc_state)) { + for_each_pipe_crtc_modeset_enable(display, pipe_crtc, new_crtc_state, i) { const struct intel_crtc_state *pipe_crtc_state = intel_atomic_get_new_crtc_state(state, pipe_crtc); @@ -1805,8 +1816,7 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, intel_encoders_enable(state, crtc); - for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(new_crtc_state)) { + for_each_pipe_crtc_modeset_enable(display, pipe_crtc, new_crtc_state, i) { const struct intel_crtc_state *pipe_crtc_state = intel_atomic_get_new_crtc_state(state, pipe_crtc); enum pipe hsw_workaround_pipe; @@ -1889,10 +1899,10 @@ static void hsw_crtc_disable(struct intel_atomic_state *state, struct intel_crtc *crtc) { struct intel_display *display = to_intel_display(state); - struct drm_i915_private *i915 = to_i915(display->drm); const struct intel_crtc_state *old_crtc_state = intel_atomic_get_old_crtc_state(state, crtc); struct intel_crtc *pipe_crtc; + int i; /* * FIXME collapse everything to one hook. @@ -1901,8 +1911,7 @@ static void hsw_crtc_disable(struct intel_atomic_state *state, intel_encoders_disable(state, crtc); intel_encoders_post_disable(state, crtc); - for_each_intel_crtc_in_pipe_mask(&i915->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(old_crtc_state)) { + for_each_pipe_crtc_modeset_disable(display, pipe_crtc, old_crtc_state, i) { const struct intel_crtc_state *old_pipe_crtc_state = intel_atomic_get_old_crtc_state(state, pipe_crtc); @@ -1911,8 +1920,7 @@ static void hsw_crtc_disable(struct intel_atomic_state *state, intel_encoders_post_pll_disable(state, crtc); - for_each_intel_crtc_in_pipe_mask(&i915->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(old_crtc_state)) + for_each_pipe_crtc_modeset_disable(display, pipe_crtc, old_crtc_state, i) intel_dmc_disable_pipe(display, pipe_crtc->pipe); } diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h index 64ca0f1ae013..783562dc013b 100644 --- a/drivers/gpu/drm/i915/display/intel_display.h +++ b/drivers/gpu/drm/i915/display/intel_display.h @@ -392,6 +392,30 @@ enum phy_fia { ((connector) = to_intel_connector((__state)->base.connectors[__i].ptr), \ (new_connector_state) = to_intel_digital_connector_state((__state)->base.connectors[__i].new_state), 1)) +#define for_each_crtc_in_masks(display, crtc, first_pipes, second_pipes, i) \ + for ((i) = 0; \ + (i) < (I915_MAX_PIPES * 2) && ((crtc) = intel_crtc_for_pipe(display, (i) % I915_MAX_PIPES), 1); \ + (i)++) \ + for_each_if((crtc) && ((first_pipes) | ((second_pipes) << I915_MAX_PIPES)) & BIT(i)) + +#define for_each_crtc_in_masks_reverse(display, crtc, first_pipes, second_pipes, i) \ + for ((i) = (I915_MAX_PIPES * 2 - 1); \ + (i) >= 0 && ((crtc) = intel_crtc_for_pipe(display, (i) % I915_MAX_PIPES), 1); \ + (i)--) \ + for_each_if((crtc) && ((first_pipes) | ((second_pipes) << I915_MAX_PIPES)) & BIT(i)) + +#define for_each_pipe_crtc_modeset_disable(display, crtc, crtc_state, i) \ + for_each_crtc_in_masks(display, crtc, \ + _intel_modeset_primary_pipes(crtc_state), \ + _intel_modeset_secondary_pipes(crtc_state), \ + i) + +#define for_each_pipe_crtc_modeset_enable(display, crtc, crtc_state, i) \ + for_each_crtc_in_masks_reverse(display, crtc, \ + _intel_modeset_primary_pipes(crtc_state), \ + _intel_modeset_secondary_pipes(crtc_state), \ + i) + int intel_atomic_check(struct drm_device *dev, struct drm_atomic_state *state); int intel_atomic_add_affected_planes(struct intel_atomic_state *state, struct intel_crtc *crtc); @@ -419,6 +443,8 @@ bool intel_crtc_is_joiner_primary(const struct intel_crtc_state *crtc_state); bool intel_crtc_is_bigjoiner_primary(const struct intel_crtc_state *crtc_state); bool intel_crtc_is_bigjoiner_secondary(const struct intel_crtc_state *crtc_state); u8 intel_crtc_joiner_secondary_pipes(const struct intel_crtc_state *crtc_state); +u8 _intel_modeset_primary_pipes(const struct intel_crtc_state *crtc_state); +u8 _intel_modeset_secondary_pipes(const struct intel_crtc_state *crtc_state); struct intel_crtc *intel_primary_crtc(const struct intel_crtc_state *crtc_state); bool intel_crtc_get_pipe_config(struct intel_crtc_state *crtc_state); bool intel_pipe_config_compare(const struct intel_crtc_state *current_config, diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index dc050da29815..7debefd4a0d6 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -990,6 +990,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { + struct intel_display *display = to_intel_display(encoder); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); struct intel_digital_port *dig_port = intel_mst->primary; struct intel_dp *intel_dp = &dig_port->dp; @@ -1006,6 +1007,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, struct drm_i915_private *dev_priv = to_i915(connector->base.dev); struct intel_crtc *pipe_crtc; bool last_mst_stream; + int i; intel_dp->active_mst_links--; last_mst_stream = intel_dp->active_mst_links == 0; @@ -1013,8 +1015,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, DISPLAY_VER(dev_priv) >= 12 && last_mst_stream && !intel_dp_mst_is_master_trans(old_crtc_state)); - for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(old_crtc_state)) { + for_each_pipe_crtc_modeset_disable(display, pipe_crtc, old_crtc_state, i) { const struct intel_crtc_state *old_pipe_crtc_state = intel_atomic_get_old_crtc_state(state, pipe_crtc); @@ -1038,8 +1039,7 @@ static void intel_mst_post_disable_dp(struct intel_atomic_state *state, intel_ddi_disable_transcoder_func(old_crtc_state); - for_each_intel_crtc_in_pipe_mask(&dev_priv->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(old_crtc_state)) { + for_each_pipe_crtc_modeset_disable(display, pipe_crtc, old_crtc_state, i) { const struct intel_crtc_state *old_pipe_crtc_state = intel_atomic_get_old_crtc_state(state, pipe_crtc); @@ -1248,6 +1248,7 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { + struct intel_display *display = to_intel_display(encoder); struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder); struct intel_digital_port *dig_port = intel_mst->primary; struct intel_dp *intel_dp = &dig_port->dp; @@ -1258,7 +1259,7 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, enum transcoder trans = pipe_config->cpu_transcoder; bool first_mst_stream = intel_dp->active_mst_links == 1; struct intel_crtc *pipe_crtc; - int ret; + int ret, i; drm_WARN_ON(&dev_priv->drm, pipe_config->has_pch_encoder); @@ -1305,8 +1306,7 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state, intel_enable_transcoder(pipe_config); - for_each_intel_crtc_in_pipe_mask_reverse(&dev_priv->drm, pipe_crtc, - intel_crtc_joined_pipe_mask(pipe_config)) { + for_each_pipe_crtc_modeset_enable(display, pipe_crtc, pipe_config, i) { const struct intel_crtc_state *pipe_crtc_state = intel_atomic_get_new_crtc_state(state, pipe_crtc); -- 2.51.0 From 84d2d0430f0833cdf52a3d051906add051f20ef0 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Mon, 16 Sep 2024 18:29:57 +0300 Subject: [PATCH 11/16] drm/i915/color: Extract intel_color_modeset() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We always perform the same steps to program color management stuff during a full modeset. Extract that code to a helper to avoid duplication. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240916152958.17332-2-ville.syrjala@linux.intel.com Reviewed-by: Luca Coelho --- drivers/gpu/drm/i915/display/intel_color.c | 17 ++++++++++ drivers/gpu/drm/i915/display/intel_color.h | 1 + drivers/gpu/drm/i915/display/intel_display.c | 33 +++----------------- 3 files changed, 22 insertions(+), 29 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 5d701f48351b..50f41aeb3c28 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -1902,6 +1902,23 @@ void intel_color_post_update(const struct intel_crtc_state *crtc_state) i915->display.funcs.color->color_post_update(crtc_state); } +void intel_color_modeset(const struct intel_crtc_state *crtc_state) +{ + struct intel_display *display = to_intel_display(crtc_state); + + intel_color_load_luts(crtc_state); + intel_color_commit_noarm(crtc_state); + intel_color_commit_arm(crtc_state); + + if (DISPLAY_VER(display) < 9) { + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct intel_plane *plane = to_intel_plane(crtc->base.primary); + + /* update DSPCNTR to configure gamma/csc for pipe bottom color */ + plane->disable_arm(plane, crtc_state); + } +} + void intel_color_prepare_commit(struct intel_atomic_state *state, struct intel_crtc *crtc) { diff --git a/drivers/gpu/drm/i915/display/intel_color.h b/drivers/gpu/drm/i915/display/intel_color.h index 79f230a1709a..ab3aaec06a2a 100644 --- a/drivers/gpu/drm/i915/display/intel_color.h +++ b/drivers/gpu/drm/i915/display/intel_color.h @@ -28,6 +28,7 @@ void intel_color_commit_noarm(const struct intel_crtc_state *crtc_state); void intel_color_commit_arm(const struct intel_crtc_state *crtc_state); void intel_color_post_update(const struct intel_crtc_state *crtc_state); void intel_color_load_luts(const struct intel_crtc_state *crtc_state); +void intel_color_modeset(const struct intel_crtc_state *crtc_state); void intel_color_get_config(struct intel_crtc_state *crtc_state); bool intel_color_lut_equal(const struct intel_crtc_state *crtc_state, const struct drm_property_blob *blob1, diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 7cdc12188df9..d1b889196001 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1563,14 +1563,6 @@ static void intel_encoders_update_pipe(struct intel_atomic_state *state, } } -static void intel_disable_primary_plane(const struct intel_crtc_state *crtc_state) -{ - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct intel_plane *plane = to_intel_plane(crtc->base.primary); - - plane->disable_arm(plane, crtc_state); -} - static void ilk_configure_cpu_transcoder(const struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); @@ -1636,11 +1628,7 @@ static void ilk_crtc_enable(struct intel_atomic_state *state, * On ILK+ LUT must be loaded before the pipe is running but with * clocks enabled */ - intel_color_load_luts(new_crtc_state); - intel_color_commit_noarm(new_crtc_state); - intel_color_commit_arm(new_crtc_state); - /* update DSPCNTR to configure gamma for pipe bottom color */ - intel_disable_primary_plane(new_crtc_state); + intel_color_modeset(new_crtc_state); intel_initial_watermarks(state, crtc); intel_enable_transcoder(new_crtc_state); @@ -1799,12 +1787,7 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, * On ILK+ LUT must be loaded before the pipe is running but with * clocks enabled */ - intel_color_load_luts(pipe_crtc_state); - intel_color_commit_noarm(pipe_crtc_state); - intel_color_commit_arm(pipe_crtc_state); - /* update DSPCNTR to configure gamma/csc for pipe bottom color */ - if (DISPLAY_VER(dev_priv) < 9) - intel_disable_primary_plane(pipe_crtc_state); + intel_color_modeset(pipe_crtc_state); hsw_set_linetime_wm(pipe_crtc_state); @@ -2203,11 +2186,7 @@ static void valleyview_crtc_enable(struct intel_atomic_state *state, i9xx_pfit_enable(new_crtc_state); - intel_color_load_luts(new_crtc_state); - intel_color_commit_noarm(new_crtc_state); - intel_color_commit_arm(new_crtc_state); - /* update DSPCNTR to configure gamma for pipe bottom color */ - intel_disable_primary_plane(new_crtc_state); + intel_color_modeset(new_crtc_state); intel_initial_watermarks(state, crtc); intel_enable_transcoder(new_crtc_state); @@ -2243,11 +2222,7 @@ static void i9xx_crtc_enable(struct intel_atomic_state *state, i9xx_pfit_enable(new_crtc_state); - intel_color_load_luts(new_crtc_state); - intel_color_commit_noarm(new_crtc_state); - intel_color_commit_arm(new_crtc_state); - /* update DSPCNTR to configure gamma for pipe bottom color */ - intel_disable_primary_plane(new_crtc_state); + intel_color_modeset(new_crtc_state); if (!intel_initial_watermarks(state, crtc)) intel_update_watermarks(dev_priv); -- 2.51.0 From 92699ba9561a032fa3b4a9f5c5dfd24bc9678c46 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Mon, 16 Sep 2024 18:29:58 +0300 Subject: [PATCH 12/16] drm/i915: Extract intel_post_plane_update_after_readout() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Clean up the main commit_tail() codepath a bit by pulling the post plane update steps that need to performed after readout into their own little function (intel_post_plane_update_after_readout()). Declutters intel_atomic_commit_tail() a bit, and should hopefully aid in keeping intel_pre_plane_update() vs. intel_post_plane_update*() in sync. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240916152958.17332-3-ville.syrjala@linux.intel.com Reviewed-by: Luca Coelho --- drivers/gpu/drm/i915/display/intel_display.c | 25 +++++++++++++------- 1 file changed, 17 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index d1b889196001..eb5cacc9625f 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1177,6 +1177,22 @@ static void intel_post_plane_update(struct intel_atomic_state *state, intel_encoders_audio_enable(state, crtc); } +static void intel_post_plane_update_after_readout(struct intel_atomic_state *state, + struct intel_crtc *crtc) +{ + const struct intel_crtc_state *new_crtc_state = + intel_atomic_get_new_crtc_state(state, crtc); + + /* Must be done after gamma readout due to HSW split gamma vs. IPS w/a */ + hsw_ips_post_update(state, crtc); + + /* + * Activate DRRS after state readout to avoid + * dp_m_n vs. dp_m2_n2 confusion on BDW+. + */ + intel_drrs_activate(new_crtc_state); +} + static void intel_crtc_enable_flip_done(struct intel_atomic_state *state, struct intel_crtc *crtc) { @@ -7532,14 +7548,7 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) intel_modeset_verify_crtc(state, crtc); - /* Must be done after gamma readout due to HSW split gamma vs. IPS w/a */ - hsw_ips_post_update(state, crtc); - - /* - * Activate DRRS after state readout to avoid - * dp_m_n vs. dp_m2_n2 confusion on BDW+. - */ - intel_drrs_activate(new_crtc_state); + intel_post_plane_update_after_readout(state, crtc); /* * DSB cleanup is done in cleanup_work aligning with framebuffer -- 2.51.0 From 35dba4834bded843d5416e8caadfe82bd0ce1904 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Wed, 18 Sep 2024 22:04:39 +0300 Subject: [PATCH 13/16] drm/i915/dp: Fix colorimetry detection MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit intel_dp_init_connector() is no place for detecting stuff via DPCD (except perhaps for eDP). Move the colorimetry stuff into a more appropriate place. Cc: Jouni Högander Fixes: 00076671a648 ("drm/i915/display: Move colorimetry_support from intel_psr to intel_dp") Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20240918190441.29071-1-ville.syrjala@linux.intel.com Reviewed-by: Jouni Högander --- drivers/gpu/drm/i915/display/intel_dp.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 9859a7d3ce80..7008d3624e72 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4082,6 +4082,9 @@ intel_edp_init_dpcd(struct intel_dp *intel_dp, struct intel_connector *connector drm_dp_is_branch(intel_dp->dpcd)); intel_init_dpcd_quirks(intel_dp, &intel_dp->desc.ident); + intel_dp->colorimetry_support = + intel_dp_get_colorimetry_status(intel_dp); + /* * Read the eDP display control registers. * @@ -4195,6 +4198,9 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) intel_init_dpcd_quirks(intel_dp, &intel_dp->desc.ident); + intel_dp->colorimetry_support = + intel_dp_get_colorimetry_status(intel_dp); + intel_dp_update_sink_caps(intel_dp); } @@ -6932,9 +6938,6 @@ intel_dp_init_connector(struct intel_digital_port *dig_port, "HDCP init failed, skipping.\n"); } - intel_dp->colorimetry_support = - intel_dp_get_colorimetry_status(intel_dp); - intel_dp->frl.is_trained = false; intel_dp->frl.trained_rate_gbps = 0; -- 2.51.0 From 8d9908e8fe9c4315368d3040fd8ba7f9a0ca0172 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 8 Apr 2024 15:54:44 +0300 Subject: [PATCH 14/16] drm/i915/display: remove small micro-optimizations in irq handling MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The raw register reads/writes are there as micro-optimizations to avoid multiple pointer indirections on uncore->regs. Presumably this is useful when there are plenty of register reads/writes in the same function. However, the display irq handling only has a few raw reads/writes. Remove them for simplification. Reviewed-by: Radhakrishna Sripada Acked-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240408125445.3227678-1-jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_display_irq.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index b830756124c3..0ccbf7a1f2bf 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -1231,15 +1231,14 @@ void gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl) u32 gen11_gu_misc_irq_ack(struct drm_i915_private *i915, const u32 master_ctl) { - void __iomem * const regs = intel_uncore_regs(&i915->uncore); u32 iir; if (!(master_ctl & GEN11_GU_MISC_IRQ)) return 0; - iir = raw_reg_read(regs, GEN11_GU_MISC_IIR); + iir = intel_de_read(i915, GEN11_GU_MISC_IIR); if (likely(iir)) - raw_reg_write(regs, GEN11_GU_MISC_IIR, iir); + intel_de_write(i915, GEN11_GU_MISC_IIR, iir); return iir; } @@ -1254,18 +1253,18 @@ void gen11_gu_misc_irq_handler(struct drm_i915_private *i915, const u32 iir) void gen11_display_irq_handler(struct drm_i915_private *i915) { - void __iomem * const regs = intel_uncore_regs(&i915->uncore); - const u32 disp_ctl = raw_reg_read(regs, GEN11_DISPLAY_INT_CTL); + u32 disp_ctl; disable_rpm_wakeref_asserts(&i915->runtime_pm); /* * GEN11_DISPLAY_INT_CTL has same format as GEN8_MASTER_IRQ * for the display related bits. */ - raw_reg_write(regs, GEN11_DISPLAY_INT_CTL, 0x0); + disp_ctl = intel_de_read(i915, GEN11_DISPLAY_INT_CTL); + + intel_de_write(i915, GEN11_DISPLAY_INT_CTL, 0); gen8_de_irq_handler(i915, disp_ctl); - raw_reg_write(regs, GEN11_DISPLAY_INT_CTL, - GEN11_DISPLAY_IRQ_ENABLE); + intel_de_write(i915, GEN11_DISPLAY_INT_CTL, GEN11_DISPLAY_IRQ_ENABLE); enable_rpm_wakeref_asserts(&i915->runtime_pm); } -- 2.51.0 From dfecc2952e43ea64a5cca1be438cb8b16b3f7acd Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 8 Apr 2024 15:54:45 +0300 Subject: [PATCH 15/16] drm/xe/display: remove compat raw reg read/write support MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The i915 display code no longer uses these interfaces. Remove them. Reviewed-by: Radhakrishna Sripada Acked-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/20240408125445.3227678-2-jani.nikula@intel.com --- .../drm/xe/compat-i915-headers/intel_uncore.h | 24 ------------------- 1 file changed, 24 deletions(-) diff --git a/drivers/gpu/drm/xe/compat-i915-headers/intel_uncore.h b/drivers/gpu/drm/xe/compat-i915-headers/intel_uncore.h index eb5b5f0e4bd9..97afa13ad4ce 100644 --- a/drivers/gpu/drm/xe/compat-i915-headers/intel_uncore.h +++ b/drivers/gpu/drm/xe/compat-i915-headers/intel_uncore.h @@ -155,30 +155,6 @@ static inline void intel_uncore_write_notrace(struct intel_uncore *uncore, xe_mmio_write32(__compat_uncore_to_gt(uncore), reg, val); } -static inline void __iomem *intel_uncore_regs(struct intel_uncore *uncore) -{ - struct xe_device *xe = container_of(uncore, struct xe_device, uncore); - - return xe_device_get_root_tile(xe)->mmio.regs; -} - -/* - * The raw_reg_{read,write} macros are intended as a micro-optimization for - * interrupt handlers so that the pointer indirection on uncore->regs can - * be computed once (and presumably cached in a register) instead of generating - * extra load instructions for each MMIO access. - * - * Given that these macros are only intended for non-GSI interrupt registers - * (and the goal is to avoid extra instructions generated by the compiler), - * these macros do not account for uncore->gsi_offset. Any caller that needs - * to use these macros on a GSI register is responsible for adding the - * appropriate GSI offset to the 'base' parameter. - */ -#define raw_reg_read(base, reg) \ - readl(base + i915_mmio_reg_offset(reg)) -#define raw_reg_write(base, reg, value) \ - writel(value, base + i915_mmio_reg_offset(reg)) - #define intel_uncore_forcewake_get(x, y) do { } while (0) #define intel_uncore_forcewake_put(x, y) do { } while (0) -- 2.51.0 From 17cd58a8f13c7f1ea36e5bf705dc8afc8f6ec946 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 17 Sep 2024 19:13:40 +0300 Subject: [PATCH 16/16] drm/i915/display: start a buffer object abstraction layer The display code needs to deal with gem objects, and mostly uses struct drm_i915_gem_object. That's not great, because for xe we need to redefine it struct xe_bo during build. Start a common interface using struct drm_gem_object, with separate implementations for i915 and xe. For starters, convert i9xx_wm.c to use it. Reviewed-by: Maarten Lankhorst Acked-by: Rodrigo Vivi Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/df6867523a0b5fdd4eb63f657f545603ae6f6e0b.1726589119.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/display/i9xx_wm.c | 7 ++++--- drivers/gpu/drm/i915/display/intel_bo.c | 10 ++++++++++ drivers/gpu/drm/i915/display/intel_bo.h | 13 +++++++++++++ drivers/gpu/drm/i915/display/intel_fb.c | 5 +++++ drivers/gpu/drm/i915/display/intel_fb.h | 3 +++ drivers/gpu/drm/xe/Makefile | 1 + drivers/gpu/drm/xe/display/intel_bo.c | 12 ++++++++++++ 8 files changed, 49 insertions(+), 3 deletions(-) create mode 100644 drivers/gpu/drm/i915/display/intel_bo.c create mode 100644 drivers/gpu/drm/i915/display/intel_bo.h create mode 100644 drivers/gpu/drm/xe/display/intel_bo.c diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 9fcd9e09bc0b..bb67bad839ea 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -225,6 +225,7 @@ i915-y += \ display/intel_atomic_plane.o \ display/intel_audio.o \ display/intel_bios.o \ + display/intel_bo.o \ display/intel_bw.o \ display/intel_cdclk.o \ display/intel_color.o \ diff --git a/drivers/gpu/drm/i915/display/i9xx_wm.c b/drivers/gpu/drm/i915/display/i9xx_wm.c index 5b21604312fd..5a75d7638aed 100644 --- a/drivers/gpu/drm/i915/display/i9xx_wm.c +++ b/drivers/gpu/drm/i915/display/i9xx_wm.c @@ -7,6 +7,7 @@ #include "i915_reg.h" #include "i9xx_wm.h" #include "intel_atomic.h" +#include "intel_bo.h" #include "intel_display.h" #include "intel_display_trace.h" #include "intel_fb.h" @@ -2185,12 +2186,12 @@ static void i9xx_update_wm(struct drm_i915_private *dev_priv) crtc = single_enabled_crtc(dev_priv); if (IS_I915GM(dev_priv) && crtc) { - struct drm_i915_gem_object *obj; + struct drm_gem_object *obj; - obj = intel_fb_obj(crtc->base.primary->state->fb); + obj = intel_fb_bo(crtc->base.primary->state->fb); /* self-refresh seems busted with untiled */ - if (!i915_gem_object_is_tiled(obj)) + if (!intel_bo_is_tiled(obj)) crtc = NULL; } diff --git a/drivers/gpu/drm/i915/display/intel_bo.c b/drivers/gpu/drm/i915/display/intel_bo.c new file mode 100644 index 000000000000..fede0a545951 --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_bo.c @@ -0,0 +1,10 @@ +// SPDX-License-Identifier: MIT +/* Copyright © 2024 Intel Corporation */ + +#include "gem/i915_gem_object.h" +#include "intel_bo.h" + +bool intel_bo_is_tiled(struct drm_gem_object *obj) +{ + return i915_gem_object_is_tiled(to_intel_bo(obj)); +} diff --git a/drivers/gpu/drm/i915/display/intel_bo.h b/drivers/gpu/drm/i915/display/intel_bo.h new file mode 100644 index 000000000000..f5dfcc16d33e --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_bo.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: MIT */ +/* Copyright © 2024 Intel Corporation */ + +#ifndef __INTEL_BO__ +#define __INTEL_BO__ + +#include + +struct drm_gem_object; + +bool intel_bo_is_tiled(struct drm_gem_object *obj); + +#endif /* __INTEL_BO__ */ diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c index d2ff21e98545..834a49395638 100644 --- a/drivers/gpu/drm/i915/display/intel_fb.c +++ b/drivers/gpu/drm/i915/display/intel_fb.c @@ -2125,3 +2125,8 @@ struct drm_i915_gem_object *intel_fb_obj(const struct drm_framebuffer *fb) { return fb ? to_intel_bo(fb->obj[0]) : NULL; } + +struct drm_gem_object *intel_fb_bo(const struct drm_framebuffer *fb) +{ + return fb ? fb->obj[0] : NULL; +} diff --git a/drivers/gpu/drm/i915/display/intel_fb.h b/drivers/gpu/drm/i915/display/intel_fb.h index 068f3aee99aa..2ca919bdbd7d 100644 --- a/drivers/gpu/drm/i915/display/intel_fb.h +++ b/drivers/gpu/drm/i915/display/intel_fb.h @@ -12,6 +12,7 @@ struct drm_device; struct drm_file; struct drm_framebuffer; +struct drm_gem_object; struct drm_i915_gem_object; struct drm_i915_private; struct drm_mode_fb_cmd2; @@ -98,4 +99,6 @@ unsigned int intel_fb_modifier_to_tiling(u64 fb_modifier); struct drm_i915_gem_object *intel_fb_obj(const struct drm_framebuffer *fb); +struct drm_gem_object *intel_fb_bo(const struct drm_framebuffer *fb); + #endif /* __INTEL_FB_H__ */ diff --git a/drivers/gpu/drm/xe/Makefile b/drivers/gpu/drm/xe/Makefile index edfd812e0f41..54d41deaebe1 100644 --- a/drivers/gpu/drm/xe/Makefile +++ b/drivers/gpu/drm/xe/Makefile @@ -165,6 +165,7 @@ $(obj)/i915-display/%.o: $(srctree)/drivers/gpu/drm/i915/display/%.c FORCE xe-$(CONFIG_DRM_XE_DISPLAY) += \ display/ext/i915_irq.o \ display/ext/i915_utils.o \ + display/intel_bo.o \ display/intel_fb_bo.o \ display/intel_fbdev_fb.o \ display/xe_display.o \ diff --git a/drivers/gpu/drm/xe/display/intel_bo.c b/drivers/gpu/drm/xe/display/intel_bo.c new file mode 100644 index 000000000000..d564fb7d85e5 --- /dev/null +++ b/drivers/gpu/drm/xe/display/intel_bo.c @@ -0,0 +1,12 @@ +// SPDX-License-Identifier: MIT +/* Copyright © 2024 Intel Corporation */ + +#include + +#include "intel_bo.h" + +bool intel_bo_is_tiled(struct drm_gem_object *obj) +{ + /* legacy tiling is unused */ + return false; +} -- 2.51.0