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drm/i915/tgl: Implement Wa_1409142259

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Disable CPS aware color pipe by setting chicken bit.

BSpec: 52890
HSDES: 1409142259

v2: Move WA to ctx WA's(Daniele)

Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Stuart Summers <stuart.summers@intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190909231445.23815-1-radhakrishna.sripada@intel.com
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
This commit is contained in:
Radhakrishna Sripada 2019-09-09 16:14:45 -07:00 committed by Matt Roper
parent d09ad3e7af
commit 1c75749709
2 changed files with 4 additions and 0 deletions
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3
drivers/gpu/drm/i915/gt/intel_workarounds.c
View File

@ -567,6 +567,9 @@ static void icl_ctx_workarounds_init(struct intel_engine_cs *engine,
static void tgl_ctx_workarounds_init(struct intel_engine_cs *engine,
struct i915_wa_list *wal)
{
/* Wa_1409142259 */
WA_SET_BIT_MASKED(GEN11_COMMON_SLICE_CHICKEN3,
GEN12_DISABLE_CPS_AWARE_COLOR_PIPE);
}
static void

1
drivers/gpu/drm/i915/i915_reg.h
View File

@ -7672,6 +7672,7 @@ enum {
#define GEN11_COMMON_SLICE_CHICKEN3 _MMIO(0x7304)
#define GEN11_BLEND_EMB_FIX_DISABLE_IN_RCC (1 << 11)
#define GEN12_DISABLE_CPS_AWARE_COLOR_PIPE (1 << 9)
#define HIZ_CHICKEN _MMIO(0x7018)
# define CHV_HZ_8X8_MODE_IN_1X (1 << 15)