From 6f7c813c88aed90ca342a76ef4cdc078d6210e07 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 10 Oct 2024 19:46:17 +0300 Subject: [PATCH] drm/i915: Carve up skl_get_plane_caps() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Split skl_get_plane_caps() into four variants: skl_plane_caps(), glk_plane_caps(), icl_plane_caps(), tgl_plane_caps(). Makes it easier to figure out what is actually going on there. v2: skl_plane_caps() should return u8 not bool Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241010164617.10280-1-ville.syrjala@linux.intel.com Reviewed-by: Jouni Högander --- .../drm/i915/display/skl_universal_plane.c | 81 +++++++++++++------ 1 file changed, 57 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index aa8a38c0ca3c..450dd8c64e0c 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -2615,48 +2615,74 @@ skl_plane_disable_flip_done(struct intel_plane *plane) static bool skl_plane_has_rc_ccs(struct drm_i915_private *i915, enum pipe pipe, enum plane_id plane_id) { - if (DISPLAY_VER(i915) >= 11) - return true; - - if (IS_GEMINILAKE(i915)) - return pipe != PIPE_C; - return pipe != PIPE_C && (plane_id == PLANE_1 || plane_id == PLANE_2); } +static u8 skl_plane_caps(struct drm_i915_private *i915, + enum pipe pipe, enum plane_id plane_id) +{ + u8 caps = INTEL_PLANE_CAP_TILING_X | + INTEL_PLANE_CAP_TILING_Y | + INTEL_PLANE_CAP_TILING_Yf; + + if (skl_plane_has_rc_ccs(i915, pipe, plane_id)) + caps |= INTEL_PLANE_CAP_CCS_RC; + + return caps; +} + +static bool glk_plane_has_rc_ccs(struct drm_i915_private *i915, + enum pipe pipe) +{ + return pipe != PIPE_C; +} + +static u8 glk_plane_caps(struct drm_i915_private *i915, + enum pipe pipe, enum plane_id plane_id) +{ + u8 caps = INTEL_PLANE_CAP_TILING_X | + INTEL_PLANE_CAP_TILING_Y | + INTEL_PLANE_CAP_TILING_Yf; + + if (glk_plane_has_rc_ccs(i915, pipe)) + caps |= INTEL_PLANE_CAP_CCS_RC; + + return caps; +} + +static u8 icl_plane_caps(struct drm_i915_private *i915, + enum pipe pipe, enum plane_id plane_id) +{ + return INTEL_PLANE_CAP_TILING_X | + INTEL_PLANE_CAP_TILING_Y | + INTEL_PLANE_CAP_TILING_Yf | + INTEL_PLANE_CAP_CCS_RC; +} + static bool tgl_plane_has_mc_ccs(struct drm_i915_private *i915, enum plane_id plane_id) { - if (DISPLAY_VER(i915) < 12) - return false; - /* Wa_14010477008 */ if (IS_DG1(i915) || IS_ROCKETLAKE(i915) || - (IS_TIGERLAKE(i915) && IS_DISPLAY_STEP(i915, STEP_A0, STEP_D0))) + (IS_TIGERLAKE(i915) && IS_DISPLAY_STEP(i915, STEP_A0, STEP_D0))) return false; return plane_id < PLANE_6; } -static u8 skl_get_plane_caps(struct drm_i915_private *i915, - enum pipe pipe, enum plane_id plane_id) +static u8 tgl_plane_caps(struct drm_i915_private *i915, + enum pipe pipe, enum plane_id plane_id) { struct intel_display *display = &i915->display; - u8 caps = INTEL_PLANE_CAP_TILING_X; + u8 caps = INTEL_PLANE_CAP_TILING_X | + INTEL_PLANE_CAP_CCS_RC | + INTEL_PLANE_CAP_CCS_RC_CC; - if (DISPLAY_VER(display) < 13 || display->platform.alderlake_p) - caps |= INTEL_PLANE_CAP_TILING_Y; - if (DISPLAY_VER(display) < 12) - caps |= INTEL_PLANE_CAP_TILING_Yf; if (HAS_4TILE(display)) caps |= INTEL_PLANE_CAP_TILING_4; - - if (skl_plane_has_rc_ccs(i915, pipe, plane_id)) { - caps |= INTEL_PLANE_CAP_CCS_RC; - if (DISPLAY_VER(display) >= 12) - caps |= INTEL_PLANE_CAP_CCS_RC_CC; - } + else + caps |= INTEL_PLANE_CAP_TILING_Y; if (tgl_plane_has_mc_ccs(i915, plane_id)) caps |= INTEL_PLANE_CAP_CCS_MC; @@ -2772,7 +2798,14 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv, else plane_type = DRM_PLANE_TYPE_OVERLAY; - caps = skl_get_plane_caps(dev_priv, pipe, plane_id); + if (DISPLAY_VER(dev_priv) >= 12) + caps = tgl_plane_caps(dev_priv, pipe, plane_id); + else if (DISPLAY_VER(dev_priv) == 11) + caps = icl_plane_caps(dev_priv, pipe, plane_id); + else if (DISPLAY_VER(dev_priv) == 10) + caps = glk_plane_caps(dev_priv, pipe, plane_id); + else + caps = skl_plane_caps(dev_priv, pipe, plane_id); /* FIXME: xe has problems with AUX */ if (!IS_ENABLED(I915) && !HAS_FLAT_CCS(dev_priv)) -- 2.50.1