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author | José Roberto de Souza <jose.souza@intel.com> | 2021-09-14 14:25:04 -0700 |
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committer | José Roberto de Souza <jose.souza@intel.com> | 2021-09-17 10:58:47 -0700 |
commit | ce0eacbbd922b91ce28523b167ef848d0f76f908 (patch) | |
tree | c4b5b113aede46b5caeb13912fa8fdcb25c09637 /drivers/gpu/drm/i915 | |
parent | drm/i915/display/adlp: Fix PSR2_MAN_TRK_CTL_SU_REGION_END_ADDR calculation (diff) | |
download | linux-dev-ce0eacbbd922b91ce28523b167ef848d0f76f908.tar.xz linux-dev-ce0eacbbd922b91ce28523b167ef848d0f76f908.zip |
drm/i915/display: Wait at least 2 frames before selective update
BSpec states that the minimum number of frames before selective update
is 2, so making sure this minimum limit is fulfilled.
BSpec: 50422
Reviewed-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Cc: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210914212507.177511-2-jose.souza@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_psr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 36816abb3bcc..567c7ceef8db 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -510,7 +510,7 @@ static void hsw_activate_psr2(struct intel_dp *intel_dp) if (DISPLAY_VER(dev_priv) >= 10 && DISPLAY_VER(dev_priv) <= 12) val |= EDP_Y_COORDINATE_ENABLE; - val |= EDP_PSR2_FRAME_BEFORE_SU(intel_dp->psr.sink_sync_latency + 1); + val |= EDP_PSR2_FRAME_BEFORE_SU(max_t(u8, intel_dp->psr.sink_sync_latency + 1, 2)); val |= intel_psr2_get_tp_time(intel_dp); /* Wa_22012278275:adl-p */ |