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drm/i915/display: Cache adpative sync caps to use it later

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Add new member to struct intel_dp to cache support of Adaptive Sync
SDP capabilities and use it whenever required to avoid HW access
to read capability during each atomic commit.

-v2:
- Squash both the patches

Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>
Reviewed-by: Arun R Murthy <arun.r.murthy@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240704082638.2302092-2-mitulkumar.ajitkumar.golani@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Mitul Golani 2024-07-04 13:56:38 +05:30 committed by Rodrigo Vivi
parent 9fc97277eb
commit b2013783c4
No known key found for this signature in database
GPG Key ID: FA625F640EEB13CA
5 changed files with 15 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/i915/display/intel_alpm.c
View File

@ -280,7 +280,7 @@ void intel_alpm_lobf_compute_config(struct intel_dp *intel_dp,
if (DISPLAY_VER(i915) < 20)
return;
if (!intel_dp_as_sdp_supported(intel_dp))
if (!intel_dp->as_sdp_supported)
return;
if (crtc_state->has_psr)

1
drivers/gpu/drm/i915/display/intel_display_types.h
View File

@ -1806,6 +1806,7 @@ struct intel_dp {
/* connector directly attached - won't be use for modeset in mst world */
struct intel_connector *attached_connector;
bool as_sdp_supported;
struct drm_dp_tunnel *tunnel;
bool tunnel_suspended:1;

22
drivers/gpu/drm/i915/display/intel_dp.c
View File

@ -129,14 +129,6 @@ bool intel_dp_is_edp(struct intel_dp *intel_dp)
return dig_port->base.type == INTEL_OUTPUT_EDP;
}
bool intel_dp_as_sdp_supported(struct intel_dp *intel_dp)
{
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
return HAS_AS_SDP(i915) &&
drm_dp_as_sdp_supported(&intel_dp->aux, intel_dp->dpcd);
}
static void intel_dp_unset_edid(struct intel_dp *intel_dp);
/* Is link rate UHBR and thus 128b/132b? */
@ -2625,8 +2617,7 @@ static void intel_dp_compute_as_sdp(struct intel_dp *intel_dp,
const struct drm_display_mode *adjusted_mode =
&crtc_state->hw.adjusted_mode;
if (!crtc_state->vrr.enable ||
!intel_dp_as_sdp_supported(intel_dp))
if (!crtc_state->vrr.enable || intel_dp->as_sdp_supported)
return;
crtc_state->infoframes.enable |= intel_hdmi_infoframe_enable(DP_SDP_ADAPTIVE_SYNC);
@ -5900,6 +5891,15 @@ intel_dp_detect_dsc_caps(struct intel_dp *intel_dp, struct intel_connector *conn
connector);
}
static void
intel_dp_detect_sdp_caps(struct intel_dp *intel_dp)
{
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
intel_dp->as_sdp_supported = HAS_AS_SDP(i915) &&
drm_dp_as_sdp_supported(&intel_dp->aux, intel_dp->dpcd);
}
static int
intel_dp_detect(struct drm_connector *connector,
struct drm_modeset_acquire_ctx *ctx,
@ -5958,6 +5958,8 @@ intel_dp_detect(struct drm_connector *connector,
intel_dp_detect_dsc_caps(intel_dp, intel_connector);
intel_dp_detect_sdp_caps(intel_dp);
intel_dp_mst_configure(intel_dp);
if (intel_dp->reset_link_params) {

1
drivers/gpu/drm/i915/display/intel_dp.h
View File

@ -85,7 +85,6 @@ void intel_dp_audio_compute_config(struct intel_encoder *encoder,
struct drm_connector_state *conn_state);
bool intel_dp_has_hdmi_sink(struct intel_dp *intel_dp);
bool intel_dp_is_edp(struct intel_dp *intel_dp);
bool intel_dp_as_sdp_supported(struct intel_dp *intel_dp);
bool intel_dp_is_uhbr(const struct intel_crtc_state *crtc_state);
bool intel_dp_has_dsc(const struct intel_connector *connector);
int intel_dp_link_symbol_size(int rate);

3
drivers/gpu/drm/i915/display/intel_vrr.c
View File

@ -233,8 +233,7 @@ intel_vrr_compute_config(struct intel_crtc_state *crtc_state,
crtc_state->mode_flags |= I915_MODE_FLAG_VRR;
}
if (intel_dp_as_sdp_supported(intel_dp) &&
crtc_state->vrr.enable) {
if (intel_dp->as_sdp_supported && crtc_state->vrr.enable) {
crtc_state->vrr.vsync_start =
(crtc_state->hw.adjusted_mode.crtc_vtotal -
crtc_state->hw.adjusted_mode.vsync_start);