From: Azhar Shaikh Date: Wed, 22 Aug 2018 17:23:48 +0000 (-0700) Subject: drm/i915/psr: Add PSR mode/revision to debugfs X-Git-Tag: v4.20-rc1~21^2~31^2~57 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=0577ab482f46653d6210aeb1d7dc57aa5e2dbfc3;p=linux-block.git drm/i915/psr: Add PSR mode/revision to debugfs Log the PSR mode/revision (PSR1 or PSR2) in the debugfs file i915_edp_psr_status. Suggested-by: Dhinakaran Pandiyan Signed-off-by: Azhar Shaikh Reviewed-by: Dhinakaran Pandiyan Signed-off-by: Dhinakaran Pandiyan Link: https://patchwork.freedesktop.org/patch/msgid/1534958628-193724-1-git-send-email-azhar.shaikh@intel.com --- diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 374b550d9a4f..a5265c236a33 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2708,6 +2708,8 @@ 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, "PSR mode: %s\n", + dev_priv->psr.psr2_enabled ? "PSR2" : "PSR1"); seq_printf(m, "Enabled: %s\n", yesno(dev_priv->psr.enabled)); seq_printf(m, "Busy frontbuffer bits: 0x%03x\n", dev_priv->psr.busy_frontbuffer_bits);