diff options
| author | José Roberto de Souza <jose.souza@intel.com> | 2021-09-14 14:25:04 -0700 |
|---|---|---|
| committer | José Roberto de Souza <jose.souza@intel.com> | 2021-09-17 10:58:47 -0700 |
| commit | ce0eacbbd922b91ce28523b167ef848d0f76f908 (patch) | |
| tree | c4b5b113aede46b5caeb13912fa8fdcb25c09637 | |
| parent | 72fe6ca84f080a01218d9208e2fa8ce8baaec548 (diff) | |
| download | cachepc-linux-ce0eacbbd922b91ce28523b167ef848d0f76f908.tar.gz cachepc-linux-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
| -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 */ |