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| author | José Roberto de Souza <jose.souza@intel.com> | 2021-10-27 11:05:45 -0700 |
|---|---|---|
| committer | José Roberto de Souza <jose.souza@intel.com> | 2021-10-28 10:20:01 -0700 |
| commit | 4c3d005307c87c7a35e85a307b8bcf49f1d56114 (patch) | |
| tree | 84b6ce478f4d5c42e0c02bfcdc7a8f65073d2c2f /drivers/gpu/drm/i915/display/intel_psr.c | |
| parent | 16aea0f32f1de320550ec3488bff9ca86b3848bf (diff) | |
| download | linux-4c3d005307c87c7a35e85a307b8bcf49f1d56114.tar.gz linux-4c3d005307c87c7a35e85a307b8bcf49f1d56114.tar.bz2 linux-4c3d005307c87c7a35e85a307b8bcf49f1d56114.zip | |
drm/i915/adlp: Extend PSR2 support in transcoder B
PSR2 is supported in transcoder A and B on Alderlake-P.
v2:
- explicity checking for transcoder A and B to avoid invalid transcoder
BSpec: 49185
Reviewed-by: Jouni Högander <jouni.hogander@intel.com> # v1
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Mika Kahola <mika.kahola@intel.com>
Cc: Jouni Hogander <jouni.hogander@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com> # v2
Link: https://patchwork.freedesktop.org/patch/msgid/20211027180545.55660-1-jose.souza@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_psr.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_psr.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 8d08e3cf08c1..33b50646b9c9 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -588,7 +588,9 @@ static void hsw_activate_psr2(struct intel_dp *intel_dp) static bool transcoder_has_psr2(struct drm_i915_private *dev_priv, enum transcoder trans) { - if (DISPLAY_VER(dev_priv) >= 12) + if (IS_ALDERLAKE_P(dev_priv)) + return trans == TRANSCODER_A || trans == TRANSCODER_B; + else if (DISPLAY_VER(dev_priv) >= 12) return trans == TRANSCODER_A; else return trans == TRANSCODER_EDP; |