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drm/i915/display: convert W/As in intel_display_device.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/20260305100100.332956-9-luciano.coelho@intel.com
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Luca Coelho 2026-03-05 11:59:11 +02:00
parent 7850730c1d
commit e0263465c5
3 changed files with 6 additions and 1 deletions
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3
drivers/gpu/drm/i915/display/intel_display_device.c
View File

@ -19,6 +19,7 @@
#include "intel_display_reg_defs.h"
#include "intel_display_regs.h"
#include "intel_display_types.h"
#include "intel_display_wa.h"
#include "intel_fbc.h"
#include "intel_step.h"
@ -1772,7 +1773,7 @@ static void __intel_display_device_info_runtime_init(struct intel_display *displ
display_runtime->port_mask |= BIT(PORT_F);
/* Wa_14011765242: adl-s A0,A1 */
if (display->platform.alderlake_s && IS_DISPLAY_STEP(display, STEP_A0, STEP_A2))
if (intel_display_wa(display, INTEL_DISPLAY_WA_14011765242))
for_each_pipe(display, pipe)
display_runtime->num_scalers[pipe] = 0;
else if (DISPLAY_VER(display) >= 11) {

3
drivers/gpu/drm/i915/display/intel_display_wa.c
View File

@ -91,6 +91,9 @@ bool __intel_display_wa(struct intel_display *display, enum intel_display_wa wa,
return DISPLAY_VER(display) == 13;
case INTEL_DISPLAY_WA_14011508470:
return (IS_DISPLAY_VERx100(display, 1200, 1300));
case INTEL_DISPLAY_WA_14011765242:
return display->platform.alderlake_s &&
IS_DISPLAY_STEP(display, STEP_A0, STEP_A2);
case INTEL_DISPLAY_WA_14020863754:
return DISPLAY_VERx100(display) == 3000 ||
DISPLAY_VERx100(display) == 2000 ||

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

@ -35,6 +35,7 @@ enum intel_display_wa {
INTEL_DISPLAY_WA_14011503030,
INTEL_DISPLAY_WA_14011503117,
INTEL_DISPLAY_WA_14011508470,
INTEL_DISPLAY_WA_14011765242,
INTEL_DISPLAY_WA_14020863754,
INTEL_DISPLAY_WA_14025769978,
INTEL_DISPLAY_WA_15013987218,