[PATCH 05/17] drm/i915/psr: modify psr status debugfs to support eDP Panel Replay

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Some PSR2_CTL bits are applicable for eDP panel replay as well.
Dump this register for eDP Panel Replay as well.

Bspec: 68920

Signed-off-by: Jouni Högander <jouni.hogander@xxxxxxxxx>
---
 drivers/gpu/drm/i915/display/intel_psr.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 8844c9b75348..49ad83641e12 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -3619,7 +3619,7 @@ static int intel_psr_status(struct seq_file *m, struct intel_dp *intel_dp)
 	struct intel_psr *psr = &intel_dp->psr;
 	intel_wakeref_t wakeref;
 	bool enabled;
-	u32 val;
+	u32 val, psr2_ctl;
 
 	intel_psr_sink_capability(intel_dp, m);
 
@@ -3640,6 +3640,12 @@ static int intel_psr_status(struct seq_file *m, struct intel_dp *intel_dp)
 
 	if (psr->panel_replay_enabled) {
 		val = intel_de_read(dev_priv, TRANS_DP2_CTL(cpu_transcoder));
+
+		if (intel_dp_is_edp(intel_dp))
+			psr2_ctl = intel_de_read(dev_priv,
+						 EDP_PSR2_CTL(dev_priv,
+							      cpu_transcoder));
+
 		enabled = val & TRANS_DP2_PANEL_REPLAY_ENABLE;
 	} else if (psr->sel_update_enabled) {
 		val = intel_de_read(dev_priv,
@@ -3651,6 +3657,9 @@ static int intel_psr_status(struct seq_file *m, struct intel_dp *intel_dp)
 	}
 	seq_printf(m, "Source PSR/PanelReplay ctl: %s [0x%08x]\n",
 		   str_enabled_disabled(enabled), val);
+	if (psr->panel_replay_enabled && intel_dp_is_edp(intel_dp))
+		seq_printf(m, "PSR2_CTL: 0x%08x\n",
+			   psr2_ctl);
 	psr_source_status(intel_dp, m);
 	seq_printf(m, "Busy frontbuffer bits: 0x%08x\n",
 		   psr->busy_frontbuffer_bits);
-- 
2.34.1




[Index of Archives]     [AMD Graphics]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux