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drm/i915: Extract can_enable_drrs()

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Pull the "can we do DRRS?" check into helper in order
to reduce the clutter in intel_drrs_compute_config().

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220128103757.22461-12-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä
2022-01-28 12:37:51 +02:00
parent f0d4ce59f4
commit c3e27f4307
1 changed files with 19 additions and 12 deletions
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31
drivers/gpu/drm/i915/display/intel_drrs.c
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@@ -47,17 +47,13 @@
* requested by userspace.
*/
void
intel_drrs_compute_config(struct intel_dp *intel_dp,
struct intel_crtc_state *pipe_config,
int output_bpp, bool constant_n)
static bool can_enable_drrs(struct intel_connector *connector,
const struct intel_crtc_state *pipe_config)
{
struct intel_connector *intel_connector = intel_dp->attached_connector;
struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
int pixel_clock;
const struct drm_i915_private *i915 = to_i915(connector->base.dev);
if (pipe_config->vrr.enable)
return;
return false;
/*
* DRRS and PSR can't be enable together, so giving preference to PSR
@@ -66,15 +62,26 @@ intel_drrs_compute_config(struct intel_dp *intel_dp,
* after intel_psr_compute_config().
*/
if (pipe_config->has_psr)
return;
return false;
if (!intel_connector->panel.downclock_mode ||
dev_priv->drrs.type != SEAMLESS_DRRS_SUPPORT)
return connector->panel.downclock_mode &&
i915->drrs.type == SEAMLESS_DRRS_SUPPORT;
}
void
intel_drrs_compute_config(struct intel_dp *intel_dp,
struct intel_crtc_state *pipe_config,
int output_bpp, bool constant_n)
{
struct intel_connector *connector = intel_dp->attached_connector;
int pixel_clock;
if (!can_enable_drrs(connector, pipe_config))
return;
pipe_config->has_drrs = true;
pixel_clock = intel_connector->panel.downclock_mode->clock;
pixel_clock = connector->panel.downclock_mode->clock;
if (pipe_config->splitter.enable)
pixel_clock /= pipe_config->splitter.link_count;