[Intel-gfx] [PATCH v3] drm/i915/psr: Add PSR mode/revision to debugfs

[Azhar Shaikh]

Log the PSR mode/revision (PSR1 or PSR2) in the debugfs file
i915_edp_psr_status.

Signed-off-by: Azhar Shaikh <azhar.shaikh at intel.com>
---
Changes in v3:
- rebased

Changes in v2:
- Fix checkpatch warning.
- Add Reviewed-by: from v1

 drivers/gpu/drm/i915/i915_debugfs.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 26b7e5276b15..bb94ed33a7da 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2708,7 +2708,9 @@ static int i915_edp_psr_status(struct seq_file *m, void *data)
 	intel_runtime_pm_get(dev_priv);
 
 	mutex_lock(&dev_priv->psr.lock);
-	seq_printf(m, "Enabled: %s\n", yesno(dev_priv->psr.enabled));
+	seq_printf(m, "PSR mode: %s\n",
+		   dev_priv->psr.psr2_enabled ? "PSR2" : "PSR1");
+	seq_printf(m, "Enabled: %s\n", yesno((bool)dev_priv->psr.enabled));
 	seq_printf(m, "Busy frontbuffer bits: 0x%03x\n",
 		   dev_priv->psr.busy_frontbuffer_bits);
 
-- 
1.9.1