Commit 344c3278 authored by Jani Nikula's avatar Jani Nikula
Browse files

drm/i915/debugfs: clean up LPSP capable 



Clean up the LPSP capability printout. No functional changes.

Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/097390f12da8de57c9d52ad675309d0422dec8fb.1630327990.git.jani.nikula@intel.com
parent 3a5f9281

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

+17 −27
Original line number Diff line number Diff line
@@ -2224,14 +2224,12 @@ static int i915_psr_status_show(struct seq_file *m, void *data) 
}

DEFINE_SHOW_ATTRIBUTE(i915_psr_status);



#define LPSP_CAPABLE(COND) (COND ? seq_puts(m, "LPSP: capable\n") : \

				seq_puts(m, "LPSP: incapable\n"))



static int i915_lpsp_capability_show(struct seq_file *m, void *data)

{

	struct drm_connector *connector = m->private;

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

	struct intel_encoder *encoder;

	bool lpsp_capable = false;



	encoder = intel_attached_encoder(to_intel_connector(connector));

	if (!encoder)
@@ -2240,35 +2238,27 @@ static int i915_lpsp_capability_show(struct seq_file *m, void *data) 
	if (connector->status != connector_status_connected)

		return -ENODEV;



	if (DISPLAY_VER(i915) >= 13) {

		LPSP_CAPABLE(encoder->port <= PORT_B);

		return 0;

	}



	switch (DISPLAY_VER(i915)) {

	case 12:

	if (DISPLAY_VER(i915) >= 13)

		lpsp_capable = encoder->port <= PORT_B;

	else if (DISPLAY_VER(i915) >= 12)

		/*

		 * Actually TGL can drive LPSP on port till DDI_C

		 * but there is no physical connected DDI_C on TGL sku's,

		 * even driver is not initilizing DDI_C port for gen12.

		 */

		LPSP_CAPABLE(encoder->port <= PORT_B);

		break;

	case 11:

		LPSP_CAPABLE(connector->connector_type == DRM_MODE_CONNECTOR_DSI ||

		lpsp_capable = encoder->port <= PORT_B;

	else if (DISPLAY_VER(i915) == 11)

		lpsp_capable = (connector->connector_type == DRM_MODE_CONNECTOR_DSI ||

				connector->connector_type == DRM_MODE_CONNECTOR_eDP);

		break;

	case 10:

	case 9:

		LPSP_CAPABLE(encoder->port == PORT_A &&

	else if (IS_DISPLAY_VER(i915, 9, 10))

		lpsp_capable = (encoder->port == PORT_A &&

				(connector->connector_type == DRM_MODE_CONNECTOR_DSI ||

				 connector->connector_type == DRM_MODE_CONNECTOR_eDP ||

				 connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort));

		break;

	default:

		if (IS_HASWELL(i915) || IS_BROADWELL(i915))

			LPSP_CAPABLE(connector->connector_type == DRM_MODE_CONNECTOR_eDP);

	}

	else if (IS_HASWELL(i915) || IS_BROADWELL(i915))

		lpsp_capable = connector->connector_type == DRM_MODE_CONNECTOR_eDP;



	seq_printf(m, "LPSP: %s\n", lpsp_capable ? "capable" : "incapable");



	return 0;

}