iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/i915/dp: Use connector DSC DPCD in intel_dp_dsc_get_slice_count()

Browse Source 
Use the connector's DSC DPCD capabilities in
intel_dp_dsc_get_slice_count().

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231006133727.1822579-16-imre.deak@intel.com
This commit is contained in:
Imre Deak 2023-10-06 16:37:23 +03:00
parent 926b726c3d
commit 7bca1b801e
3 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/gpu/drm/i915/display/intel_dp.c
View File

@ -823,11 +823,11 @@ u16 intel_dp_dsc_get_max_compressed_bpp(struct drm_i915_private *i915,
return bits_per_pixel;
}
u8 intel_dp_dsc_get_slice_count(struct intel_dp *intel_dp,
u8 intel_dp_dsc_get_slice_count(const struct intel_connector *connector,
int mode_clock, int mode_hdisplay,
bool bigjoiner)
{
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
u8 min_slice_count, i;
int max_slice_width;
@ -845,7 +845,7 @@ u8 intel_dp_dsc_get_slice_count(struct intel_dp *intel_dp,
if (mode_clock >= ((i915->display.cdclk.max_cdclk_freq * 85) / 100))
min_slice_count = max_t(u8, min_slice_count, 2);
max_slice_width = drm_dp_dsc_sink_max_slice_width(intel_dp->dsc_dpcd);
max_slice_width = drm_dp_dsc_sink_max_slice_width(connector->dp.dsc_dpcd);
if (max_slice_width < DP_DSC_MIN_SLICE_WIDTH_VALUE) {
drm_dbg_kms(&i915->drm,
"Unsupported slice width %d by DP DSC Sink device\n",
@ -862,7 +862,7 @@ u8 intel_dp_dsc_get_slice_count(struct intel_dp *intel_dp,
u8 test_slice_count = valid_dsc_slicecount[i] << bigjoiner;
if (test_slice_count >
drm_dp_dsc_sink_max_slice_count(intel_dp->dsc_dpcd, false))
drm_dp_dsc_sink_max_slice_count(connector->dp.dsc_dpcd, false))
break;
/* big joiner needs small joiner to be enabled */
@ -1238,7 +1238,7 @@ intel_dp_mode_valid(struct drm_connector *_connector,
output_format,
pipe_bpp, 64);
dsc_slice_count =
intel_dp_dsc_get_slice_count(intel_dp,
intel_dp_dsc_get_slice_count(connector,
target_clock,
mode->hdisplay,
bigjoiner);
@ -2161,7 +2161,7 @@ int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
u8 dsc_dp_slice_count;
dsc_dp_slice_count =
intel_dp_dsc_get_slice_count(intel_dp,
intel_dp_dsc_get_slice_count(connector,
adjusted_mode->crtc_clock,
adjusted_mode->crtc_hdisplay,
pipe_config->bigjoiner_pipes);

2
drivers/gpu/drm/i915/display/intel_dp.h
View File

@ -125,7 +125,7 @@ u16 intel_dp_dsc_get_max_compressed_bpp(struct drm_i915_private *i915,
enum intel_output_format output_format,
u32 pipe_bpp,
u32 timeslots);
u8 intel_dp_dsc_get_slice_count(struct intel_dp *intel_dp,
u8 intel_dp_dsc_get_slice_count(const struct intel_connector *connector,
int mode_clock, int mode_hdisplay,
bool bigjoiner);
bool intel_dp_need_bigjoiner(struct intel_dp *intel_dp,

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

@ -1014,7 +1014,7 @@ intel_dp_mst_mode_valid_ctx(struct drm_connector *connector,
INTEL_OUTPUT_FORMAT_RGB,
pipe_bpp, 64);
dsc_slice_count =
intel_dp_dsc_get_slice_count(intel_dp,
intel_dp_dsc_get_slice_count(intel_connector,
target_clock,
mode->hdisplay,
bigjoiner);