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drm/i915/display: convert W/As in intel_display.c to new framework

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Convert the low-hanging fruits of workaround checks to the workaround
framework.  Instead of having display structure checks for the
workarounds all over, concentrate the checks in intel_display_wa.c.

Acked-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
Link: https://patch.msgid.link/20260305100100.332956-8-luciano.coelho@intel.com
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Luca Coelho 2026-03-05 11:59:10 +02:00
parent cc81de748d
commit 7850730c1d
3 changed files with 5 additions and 2 deletions
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4
drivers/gpu/drm/i915/display/intel_display.c
View File

@ -453,7 +453,7 @@ void intel_enable_transcoder(const struct intel_crtc_state *new_crtc_state)
}
/* Wa_22012358565:adl-p */
if (DISPLAY_VER(display) == 13)
if (intel_display_wa(display, INTEL_DISPLAY_WA_22012358565))
intel_de_rmw(display, PIPE_ARB_CTL(display, pipe),
0, PIPE_ARB_USE_PROG_SLOTS);
@ -707,7 +707,7 @@ static void icl_set_pipe_chicken(const struct intel_crtc_state *crtc_state)
tmp |= UNDERRUN_RECOVERY_DISABLE_ADLP;
/* Wa_14010547955:dg2 */
if (display->platform.dg2)
if (intel_display_wa(display, INTEL_DISPLAY_WA_14010547955))
tmp |= DG2_RENDER_CCSTAG_4_3_EN;
intel_de_write(display, PIPE_CHICKEN(pipe), tmp);

2
drivers/gpu/drm/i915/display/intel_display_wa.c
View File

@ -77,6 +77,8 @@ bool __intel_display_wa(struct intel_display *display, enum intel_display_wa wa,
case INTEL_DISPLAY_WA_13012396614:
return DISPLAY_VERx100(display) == 3000 ||
DISPLAY_VERx100(display) == 3500;
case INTEL_DISPLAY_WA_14010547955:
return display->platform.dg2;
case INTEL_DISPLAY_WA_14010685332:
return INTEL_PCH_TYPE(display) >= PCH_CNP &&
INTEL_PCH_TYPE(display) < PCH_DG1;

1
drivers/gpu/drm/i915/display/intel_display_wa.h
View File

@ -29,6 +29,7 @@ bool intel_display_needs_wa_16023588340(struct intel_display *display);
enum intel_display_wa {
INTEL_DISPLAY_WA_1409767108,
INTEL_DISPLAY_WA_13012396614,
INTEL_DISPLAY_WA_14010547955,
INTEL_DISPLAY_WA_14010685332,
INTEL_DISPLAY_WA_14011294188,
INTEL_DISPLAY_WA_14011503030,