Commit 829d8a19 authored by Imre Deak's avatar Imre Deak
Browse files

drm/i915/dp: Use i915/intel connector local variables in i915_dsc_fec_support_show() 



Cache the i915 specific device and connector pointers in
i915_dsc_fec_support_show().

v2:
- s/Cahce/Cache typo in commit log. (Stan)

Reviewed-by: default avatarStanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Reviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: default avatarImre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231006133727.1822579-5-imre.deak@intel.com
parent 808b43fa

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

+6 −6
Original line number Diff line number Diff line
@@ -1192,8 +1192,8 @@ DEFINE_SHOW_ATTRIBUTE(i915_lpsp_capability); 


static int i915_dsc_fec_support_show(struct seq_file *m, void *data)

{

	struct drm_connector *connector = m->private;

	struct drm_device *dev = connector->dev;

	struct intel_connector *connector = to_intel_connector(m->private);

	struct drm_i915_private *i915 = to_i915(connector->base.dev);

	struct drm_crtc *crtc;

	struct intel_dp *intel_dp;

	struct drm_modeset_acquire_ctx ctx;
@@ -1205,7 +1205,7 @@ static int i915_dsc_fec_support_show(struct seq_file *m, void *data) 


	do {

		try_again = false;

		ret = drm_modeset_lock(&dev->mode_config.connection_mutex,

		ret = drm_modeset_lock(&i915->drm.mode_config.connection_mutex,

				       &ctx);

		if (ret) {

			if (ret == -EDEADLK && !drm_modeset_backoff(&ctx)) {
@@ -1214,8 +1214,8 @@ static int i915_dsc_fec_support_show(struct seq_file *m, void *data) 
			}

			break;

		}

		crtc = connector->state->crtc;

		if (connector->status != connector_status_connected || !crtc) {

		crtc = connector->base.state->crtc;

		if (connector->base.status != connector_status_connected || !crtc) {

			ret = -ENODEV;

			break;

		}
@@ -1230,7 +1230,7 @@ static int i915_dsc_fec_support_show(struct seq_file *m, void *data) 
		} else if (ret) {

			break;

		}

		intel_dp = intel_attached_dp(to_intel_connector(connector));

		intel_dp = intel_attached_dp(connector);

		crtc_state = to_intel_crtc_state(crtc->state);

		seq_printf(m, "DSC_Enabled: %s\n",

			   str_yes_no(crtc_state->dsc.compression_enable));