From 1e28fbf8cbec3283eca295e363ee477f27704c26 Mon Sep 17 00:00:00 2001 From: Swati Sharma Date: Fri, 13 Dec 2024 15:00:08 +0530 Subject: [PATCH] drm/i915/dsc: Expose dsc sink max slice count via debugfs MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Number of DSC slices can be shown in the DSC debugfs so that test can take a call whether the configuration can support forcing bigjoiner/ultrajoiner. v2: used intel_dp_is_edp() as the parameter to drm_dp_dsc_sink_max_slice_count() (Jani N) Reviewed-by: Nemesa Garg (v1) Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/3387 Signed-off-by: Swati Sharma Signed-off-by: Jouni Högander Link: https://patchwork.freedesktop.org/patch/msgid/20241213093008.2149452-1-swati2.sharma@intel.com --- drivers/gpu/drm/i915/display/intel_display_debugfs.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 6df80f4da852e..f1d76484025ad 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -1015,6 +1015,8 @@ static int i915_dsc_fec_support_show(struct seq_file *m, void *data) DP_DSC_YCbCr444))); seq_printf(m, "DSC_Sink_BPP_Precision: %d\n", drm_dp_dsc_sink_bpp_incr(connector->dp.dsc_dpcd)); + seq_printf(m, "DSC_Sink_Max_Slice_Count: %d\n", + drm_dp_dsc_sink_max_slice_count((connector->dp.dsc_dpcd), intel_dp_is_edp(intel_dp))); seq_printf(m, "Force_DSC_Enable: %s\n", str_yes_no(intel_dp->force_dsc_en)); if (!intel_dp_is_edp(intel_dp)) -- 2.39.5