Commit 4fb5f569 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915/psr: Include PSR_PERF_CNT in debugfs output on all platforms 



The fact that DC states reset the PSR perofrmance counter
is no reason not to include it in the debug output.
But let's keep the comment there to remind people about
that caveat.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230411191429.29895-8-ville.syrjala@linux.intel.com


Reviewed-by: default avatarJouni Högander <jouni.hogander@intel.com>
parent da57e3d6

drivers/gpu/drm/i915/display/intel_psr.c

+4 −6
Original line number Diff line number Diff line
@@ -2873,12 +2873,10 @@ static int intel_psr_status(struct seq_file *m, struct intel_dp *intel_dp) 
	/*

	 * SKL+ Perf counter is reset to 0 everytime DC state is entered

	 */

	if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) {

	val = intel_de_read(dev_priv,

			    EDP_PSR_PERF_CNT(intel_dp->psr.transcoder));

	seq_printf(m, "Performance counter: %u\n",

		   REG_FIELD_GET(EDP_PSR_PERF_CNT_MASK, val));

	}



	if (psr->debug & I915_PSR_DEBUG_IRQ) {

		seq_printf(m, "Last attempted entry at: %lld\n",