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| author | José Roberto de Souza <jose.souza@intel.com> | 2022-04-19 20:27:52 +0200 |
|---|---|---|
| committer | José Roberto de Souza <jose.souza@intel.com> | 2022-04-20 18:39:31 +0200 |
| commit | 1e53f9e41400e548a1112bc9b973eabddc9eb79b (patch) | |
| tree | 41add469de7068ae2256565e03224c71a14c712e /drivers/gpu/drm/i915/i915_reg.h | |
| parent | drm/i915: Program i830 DPLL FP register later (diff) | |
| download | linux-1e53f9e41400e548a1112bc9b973eabddc9eb79b.tar.xz linux-1e53f9e41400e548a1112bc9b973eabddc9eb79b.zip | |
drm/i915/display: Add workaround 22014263786
This workaround fixes screen flickers with FBC.
BSpec: 33450
BSpec: 52890
BSpec: 54369
BSpec: 66624
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220419182753.364237-1-jose.souza@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_reg.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 5f1f38684d65..aa0062d07269 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1400,6 +1400,7 @@ #define DPFC_HT_MODIFY REG_BIT(31) /* pre-ivb */ #define DPFC_NUKE_ON_ANY_MODIFICATION REG_BIT(23) /* bdw+ */ #define DPFC_CHICKEN_COMP_DUMMY_PIXEL REG_BIT(14) /* glk+ */ +#define DPFC_CHICKEN_FORCE_SLB_INVALIDATION REG_BIT(13) /* icl+ */ #define DPFC_DISABLE_DUMMY0 REG_BIT(8) /* ivb+ */ #define GLK_FBC_STRIDE(fbc_id) _MMIO_PIPE((fbc_id), 0x43228, 0x43268) |