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drm/i915/dp: Use int for DSC slice count variables

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There is no reason to use the more specific u8 type for slice count
variables, use the more generic int type instead.

Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patch.msgid.link/20260114162232.92731-9-imre.deak@intel.com
This commit is contained in:
Imre Deak
2026-01-14 18:22:25 +02:00
parent 15f908bce5
commit 856428d1ce
1 changed files with 5 additions and 6 deletions
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11
drivers/gpu/drm/i915/display/intel_dp.c
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@@ -963,7 +963,7 @@ static int intel_dp_dsc_min_slice_count(const struct intel_connector *connector,
int mode_clock, int mode_hdisplay)
{
struct intel_display *display = to_intel_display(connector);
u8 min_slice_count;
int min_slice_count;
int max_slice_width;
int tp_rgb_yuv444;
int tp_yuv422_420;
@@ -1008,7 +1008,7 @@ static int intel_dp_dsc_min_slice_count(const struct intel_connector *connector,
* slice and VDSC engine, whenever we approach close enough to max CDCLK
*/
if (mode_clock >= ((display->cdclk.max_cdclk_freq * 85) / 100))
min_slice_count = max_t(u8, min_slice_count, 2);
min_slice_count = max(min_slice_count, 2);
max_slice_width = drm_dp_dsc_sink_max_slice_width(connector->dp.dsc_dpcd);
if (max_slice_width < DP_DSC_MIN_SLICE_WIDTH_VALUE) {
@@ -1018,9 +1018,8 @@ static int intel_dp_dsc_min_slice_count(const struct intel_connector *connector,
return 0;
}
/* Also take into account max slice width */
min_slice_count = max_t(u8, min_slice_count,
DIV_ROUND_UP(mode_hdisplay,
max_slice_width));
min_slice_count = max(min_slice_count,
DIV_ROUND_UP(mode_hdisplay, max_slice_width));
return min_slice_count;
}
@@ -1038,7 +1037,7 @@ u8 intel_dp_dsc_get_slice_count(const struct intel_connector *connector,
/* Find the closest match to the valid slice count values */
for (i = 0; i < ARRAY_SIZE(valid_dsc_slicecount); i++) {
u8 test_slice_count = valid_dsc_slicecount[i] * num_joined_pipes;
int test_slice_count = valid_dsc_slicecount[i] * num_joined_pipes;
/*
* 3 DSC Slices per pipe need 3 DSC engines, which is supported only