drm/msm/dp: Remove unused defines and members

Throughout the Qualcomm Displayport driver a number of defines and
struct members has become unused, but lingers in the code. Remove these.
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <quic_bjorande@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/585345/
Link: https://lore.kernel.org/r/20240328-msm-dp-cleanup-v2-3-a5aed9798d32@quicinc.comSigned-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

drivers/gpu/drm/msm/dp/dp_audio.c

@@ -22,9 +22,7 @@ struct dp_audio_private {
 	struct platform_device *pdev;
 	struct drm_device *drm_dev;
 	struct dp_catalog *catalog;
-	struct dp_panel *panel;
 
-	bool engine_on;
 	u32 channels;
 
 	struct dp_audio dp_audio;
@@ -356,8 +354,6 @@ static void dp_audio_enable(struct dp_audio_private *audio, bool enable)
 
 	catalog->audio_data = enable;
 	dp_catalog_audio_enable(catalog);
-
-	audio->engine_on = enable;
 }
 
 static struct dp_audio_private *dp_audio_get_data(struct platform_device *pdev)
@@ -571,7 +567,6 @@ struct dp_audio *dp_audio_get(struct platform_device *pdev,
 	}
 
 	audio->pdev = pdev;
-	audio->panel = panel;
 	audio->catalog = catalog;
 
 	dp_audio = &audio->dp_audio;

drivers/gpu/drm/msm/dp/dp_catalog.c

@@ -81,7 +81,6 @@ struct dp_catalog_private {
 	struct dss_io_data io;
 	u32 (*audio_map)[DP_AUDIO_SDP_HEADER_MAX];
 	struct dp_catalog dp_catalog;
-	u8 aux_lut_cfg_index[PHY_AUX_CFG_MAX];
 };
 
 void dp_catalog_snapshot(struct dp_catalog *dp_catalog, struct msm_disp_state *disp_state)

drivers/gpu/drm/msm/dp/dp_catalog.h

@@ -28,26 +28,9 @@
 #define DP_INTR_FRAME_END		BIT(6)
 #define DP_INTR_CRC_UPDATED		BIT(9)
 
-#define DP_AUX_CFG_MAX_VALUE_CNT 3
-
 #define DP_HW_VERSION_1_0	0x10000000
 #define DP_HW_VERSION_1_2	0x10020000
 
-/* PHY AUX config registers */
-enum dp_phy_aux_config_type {
-	PHY_AUX_CFG0,
-	PHY_AUX_CFG1,
-	PHY_AUX_CFG2,
-	PHY_AUX_CFG3,
-	PHY_AUX_CFG4,
-	PHY_AUX_CFG5,
-	PHY_AUX_CFG6,
-	PHY_AUX_CFG7,
-	PHY_AUX_CFG8,
-	PHY_AUX_CFG9,
-	PHY_AUX_CFG_MAX,
-};
-
 enum dp_catalog_audio_sdp_type {
 	DP_AUDIO_SDP_STREAM,
 	DP_AUDIO_SDP_TIMESTAMP,

drivers/gpu/drm/msm/dp/dp_ctrl.h

@@ -12,7 +12,6 @@
 #include "dp_catalog.h"
 
 struct dp_ctrl {
-	atomic_t aborted;
 	bool wide_bus_en;
 };
 

drivers/gpu/drm/msm/dp/dp_display.c

@@ -74,7 +74,6 @@ struct dp_event {
 };
 
 struct dp_display_private {
-	char *name;
 	int irq;
 
 	unsigned int id;
@@ -82,11 +81,9 @@ struct dp_display_private {
 	/* state variables */
 	bool core_initialized;
 	bool phy_initialized;
-	bool hpd_irq_on;
 	bool audio_supported;
 
 	struct drm_device *drm_dev;
-	struct dentry *root;
 
 	struct dp_catalog *catalog;
 	struct drm_dp_aux *aux;
@@ -809,7 +806,6 @@ static int dp_display_set_mode(struct msm_dp *dp_display,
 
 	drm_mode_copy(&dp->panel->dp_mode.drm_mode, &mode->drm_mode);
 	dp->panel->dp_mode.bpp = mode->bpp;
-	dp->panel->dp_mode.capabilities = mode->capabilities;
 	dp->panel->dp_mode.out_fmt_is_yuv_420 = mode->out_fmt_is_yuv_420;
 	dp_panel_init_panel_info(dp->panel);
 	return 0;
@@ -1288,7 +1284,6 @@ static int dp_display_probe(struct platform_device *pdev)
 		return -EINVAL;
 
 	dp->dp_display.pdev = pdev;
-	dp->name = "drm_dp";
 	dp->id = desc->id;
 	dp->dp_display.connector_type = dp_display_get_connector_type(pdev, desc);
 	dp->wide_bus_supported = desc->wide_bus_supported;

drivers/gpu/drm/msm/dp/dp_display.h

@@ -16,7 +16,6 @@ struct msm_dp {
 	struct drm_device *drm_dev;
 	struct platform_device *pdev;
 	struct device *codec_dev;
-	struct drm_bridge *bridge;
 	struct drm_connector *connector;
 	struct drm_bridge *next_bridge;
 	bool link_ready;
@@ -28,8 +27,6 @@ struct msm_dp {
 
 	hdmi_codec_plugged_cb plugged_cb;
 
-	bool wide_bus_en;
-
 	struct dp_audio *dp_audio;
 	bool psr_supported;
 };

drivers/gpu/drm/msm/dp/dp_drm.c

@@ -347,8 +347,6 @@ int dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev,
 		}
 	}
 
-	dp_display->bridge = bridge;
-
 	return 0;
 }
 

drivers/gpu/drm/msm/dp/dp_link.c

@@ -36,7 +36,6 @@ struct dp_link_request {
 
 struct dp_link_private {
 	u32 prev_sink_count;
-	struct device *dev;
 	struct drm_device *drm_dev;
 	struct drm_dp_aux *aux;
 	struct dp_link dp_link;
@@ -804,8 +803,6 @@ int dp_link_psm_config(struct dp_link *dp_link,
 	if (ret)
 		DRM_ERROR("Failed to %s low power mode\n", enable ?
 							"enter" : "exit");
-	else
-		dp_link->psm_enabled = enable;
 
 	mutex_unlock(&link->psm_mutex);
 	return ret;
@@ -1226,7 +1223,6 @@ struct dp_link *dp_link_get(struct device *dev, struct drm_dp_aux *aux)
 	if (!link)
 		return ERR_PTR(-ENOMEM);
 
-	link->dev   = dev;
 	link->aux   = aux;
 
 	mutex_init(&link->psm_mutex);

drivers/gpu/drm/msm/dp/dp_link.h

@@ -62,7 +62,6 @@ struct dp_link_phy_params {
 struct dp_link {
 	u32 sink_request;
 	u32 test_response;
-	bool psm_enabled;
 
 	u8 sink_count;
 	struct dp_link_test_video test_video;

drivers/gpu/drm/msm/dp/dp_panel.h

@@ -15,7 +15,6 @@ struct edid;
 
 struct dp_display_mode {
 	struct drm_display_mode drm_mode;
-	u32 capabilities;
 	u32 bpp;
 	u32 h_active_low;
 	u32 v_active_low;
@@ -47,7 +46,6 @@ struct dp_panel {
 	bool video_test;
 	bool vsc_sdp_supported;
 
-	u32 vic;
 	u32 max_dp_lanes;
 	u32 max_dp_link_rate;