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path: root/drivers/gpu/drm/msm/dp/dp_panel.c
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Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_panel.c')
-rw-r--r--drivers/gpu/drm/msm/dp/dp_panel.c254
1 files changed, 127 insertions, 127 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c
index 6ff6c9ef351ff..5d7eaa31bf317 100644
--- a/drivers/gpu/drm/msm/dp/dp_panel.c
+++ b/drivers/gpu/drm/msm/dp/dp_panel.c
@@ -14,52 +14,52 @@
#define DP_MAX_NUM_DP_LANES 4
#define DP_LINK_RATE_HBR2 540000 /* kbytes */
-struct dp_panel_private {
+struct msm_dp_panel_private {
struct device *dev;
struct drm_device *drm_dev;
- struct dp_panel dp_panel;
+ struct msm_dp_panel msm_dp_panel;
struct drm_dp_aux *aux;
- struct dp_link *link;
- struct dp_catalog *catalog;
+ struct msm_dp_link *link;
+ struct msm_dp_catalog *catalog;
bool panel_on;
};
-static void dp_panel_read_psr_cap(struct dp_panel_private *panel)
+static void msm_dp_panel_read_psr_cap(struct msm_dp_panel_private *panel)
{
ssize_t rlen;
- struct dp_panel *dp_panel;
+ struct msm_dp_panel *msm_dp_panel;
- dp_panel = &panel->dp_panel;
+ msm_dp_panel = &panel->msm_dp_panel;
/* edp sink */
- if (dp_panel->dpcd[DP_EDP_CONFIGURATION_CAP]) {
+ if (msm_dp_panel->dpcd[DP_EDP_CONFIGURATION_CAP]) {
rlen = drm_dp_dpcd_read(panel->aux, DP_PSR_SUPPORT,
- &dp_panel->psr_cap, sizeof(dp_panel->psr_cap));
- if (rlen == sizeof(dp_panel->psr_cap)) {
+ &msm_dp_panel->psr_cap, sizeof(msm_dp_panel->psr_cap));
+ if (rlen == sizeof(msm_dp_panel->psr_cap)) {
drm_dbg_dp(panel->drm_dev,
"psr version: 0x%x, psr_cap: 0x%x\n",
- dp_panel->psr_cap.version,
- dp_panel->psr_cap.capabilities);
+ msm_dp_panel->psr_cap.version,
+ msm_dp_panel->psr_cap.capabilities);
} else
DRM_ERROR("failed to read psr info, rlen=%zd\n", rlen);
}
}
-static int dp_panel_read_dpcd(struct dp_panel *dp_panel)
+static int msm_dp_panel_read_dpcd(struct msm_dp_panel *msm_dp_panel)
{
int rc;
- struct dp_panel_private *panel;
- struct dp_link_info *link_info;
+ struct msm_dp_panel_private *panel;
+ struct msm_dp_link_info *link_info;
u8 *dpcd, major, minor;
- panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
- dpcd = dp_panel->dpcd;
+ panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
+ dpcd = msm_dp_panel->dpcd;
rc = drm_dp_read_dpcd_caps(panel->aux, dpcd);
if (rc)
return rc;
- dp_panel->vsc_sdp_supported = drm_dp_vsc_sdp_supported(panel->aux, dpcd);
- link_info = &dp_panel->link_info;
+ msm_dp_panel->vsc_sdp_supported = drm_dp_vsc_sdp_supported(panel->aux, dpcd);
+ link_info = &msm_dp_panel->link_info;
link_info->revision = dpcd[DP_DPCD_REV];
major = (link_info->revision >> 4) & 0x0f;
minor = link_info->revision & 0x0f;
@@ -68,12 +68,12 @@ static int dp_panel_read_dpcd(struct dp_panel *dp_panel)
link_info->num_lanes = drm_dp_max_lane_count(dpcd);
/* Limit data lanes from data-lanes of endpoint property of dtsi */
- if (link_info->num_lanes > dp_panel->max_dp_lanes)
- link_info->num_lanes = dp_panel->max_dp_lanes;
+ if (link_info->num_lanes > msm_dp_panel->max_dp_lanes)
+ link_info->num_lanes = msm_dp_panel->max_dp_lanes;
/* Limit link rate from link-frequencies of endpoint property of dtsi */
- if (link_info->rate > dp_panel->max_dp_link_rate)
- link_info->rate = dp_panel->max_dp_link_rate;
+ if (link_info->rate > msm_dp_panel->max_dp_link_rate)
+ link_info->rate = msm_dp_panel->max_dp_link_rate;
drm_dbg_dp(panel->drm_dev, "version: %d.%d\n", major, minor);
drm_dbg_dp(panel->drm_dev, "link_rate=%d\n", link_info->rate);
@@ -82,21 +82,21 @@ static int dp_panel_read_dpcd(struct dp_panel *dp_panel)
if (drm_dp_enhanced_frame_cap(dpcd))
link_info->capabilities |= DP_LINK_CAP_ENHANCED_FRAMING;
- dp_panel_read_psr_cap(panel);
+ msm_dp_panel_read_psr_cap(panel);
return rc;
}
-static u32 dp_panel_get_supported_bpp(struct dp_panel *dp_panel,
+static u32 msm_dp_panel_get_supported_bpp(struct msm_dp_panel *msm_dp_panel,
u32 mode_edid_bpp, u32 mode_pclk_khz)
{
- const struct dp_link_info *link_info;
+ const struct msm_dp_link_info *link_info;
const u32 max_supported_bpp = 30, min_supported_bpp = 18;
u32 bpp, data_rate_khz;
bpp = min(mode_edid_bpp, max_supported_bpp);
- link_info = &dp_panel->link_info;
+ link_info = &msm_dp_panel->link_info;
data_rate_khz = link_info->num_lanes * link_info->rate * 8;
do {
@@ -108,39 +108,39 @@ static u32 dp_panel_get_supported_bpp(struct dp_panel *dp_panel,
return min_supported_bpp;
}
-int dp_panel_read_sink_caps(struct dp_panel *dp_panel,
+int msm_dp_panel_read_sink_caps(struct msm_dp_panel *msm_dp_panel,
struct drm_connector *connector)
{
int rc, bw_code;
int count;
- struct dp_panel_private *panel;
+ struct msm_dp_panel_private *panel;
- if (!dp_panel || !connector) {
+ if (!msm_dp_panel || !connector) {
DRM_ERROR("invalid input\n");
return -EINVAL;
}
- panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
+ panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
drm_dbg_dp(panel->drm_dev, "max_lanes=%d max_link_rate=%d\n",
- dp_panel->max_dp_lanes, dp_panel->max_dp_link_rate);
+ msm_dp_panel->max_dp_lanes, msm_dp_panel->max_dp_link_rate);
- rc = dp_panel_read_dpcd(dp_panel);
+ rc = msm_dp_panel_read_dpcd(msm_dp_panel);
if (rc) {
DRM_ERROR("read dpcd failed %d\n", rc);
return rc;
}
- bw_code = drm_dp_link_rate_to_bw_code(dp_panel->link_info.rate);
+ bw_code = drm_dp_link_rate_to_bw_code(msm_dp_panel->link_info.rate);
if (!is_link_rate_valid(bw_code) ||
- !is_lane_count_valid(dp_panel->link_info.num_lanes) ||
- (bw_code > dp_panel->max_bw_code)) {
- DRM_ERROR("Illegal link rate=%d lane=%d\n", dp_panel->link_info.rate,
- dp_panel->link_info.num_lanes);
+ !is_lane_count_valid(msm_dp_panel->link_info.num_lanes) ||
+ (bw_code > msm_dp_panel->max_bw_code)) {
+ DRM_ERROR("Illegal link rate=%d lane=%d\n", msm_dp_panel->link_info.rate,
+ msm_dp_panel->link_info.num_lanes);
return -EINVAL;
}
- if (drm_dp_is_branch(dp_panel->dpcd)) {
+ if (drm_dp_is_branch(msm_dp_panel->dpcd)) {
count = drm_dp_read_sink_count(panel->aux);
if (!count) {
panel->link->sink_count = 0;
@@ -148,21 +148,21 @@ int dp_panel_read_sink_caps(struct dp_panel *dp_panel,
}
}
- rc = drm_dp_read_downstream_info(panel->aux, dp_panel->dpcd,
- dp_panel->downstream_ports);
+ rc = drm_dp_read_downstream_info(panel->aux, msm_dp_panel->dpcd,
+ msm_dp_panel->downstream_ports);
if (rc)
return rc;
- drm_edid_free(dp_panel->drm_edid);
+ drm_edid_free(msm_dp_panel->drm_edid);
- dp_panel->drm_edid = drm_edid_read_ddc(connector, &panel->aux->ddc);
+ msm_dp_panel->drm_edid = drm_edid_read_ddc(connector, &panel->aux->ddc);
- drm_edid_connector_update(connector, dp_panel->drm_edid);
+ drm_edid_connector_update(connector, msm_dp_panel->drm_edid);
- if (!dp_panel->drm_edid) {
+ if (!msm_dp_panel->drm_edid) {
DRM_ERROR("panel edid read failed\n");
/* check edid read fail is due to unplug */
- if (!dp_catalog_link_is_connected(panel->catalog)) {
+ if (!msm_dp_catalog_link_is_connected(panel->catalog)) {
rc = -ETIMEDOUT;
goto end;
}
@@ -172,87 +172,87 @@ end:
return rc;
}
-u32 dp_panel_get_mode_bpp(struct dp_panel *dp_panel,
+u32 msm_dp_panel_get_mode_bpp(struct msm_dp_panel *msm_dp_panel,
u32 mode_edid_bpp, u32 mode_pclk_khz)
{
- struct dp_panel_private *panel;
+ struct msm_dp_panel_private *panel;
u32 bpp;
- if (!dp_panel || !mode_edid_bpp || !mode_pclk_khz) {
+ if (!msm_dp_panel || !mode_edid_bpp || !mode_pclk_khz) {
DRM_ERROR("invalid input\n");
return 0;
}
- panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
+ panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
- if (dp_panel->video_test)
- bpp = dp_link_bit_depth_to_bpp(
+ if (msm_dp_panel->video_test)
+ bpp = msm_dp_link_bit_depth_to_bpp(
panel->link->test_video.test_bit_depth);
else
- bpp = dp_panel_get_supported_bpp(dp_panel, mode_edid_bpp,
+ bpp = msm_dp_panel_get_supported_bpp(msm_dp_panel, mode_edid_bpp,
mode_pclk_khz);
return bpp;
}
-int dp_panel_get_modes(struct dp_panel *dp_panel,
+int msm_dp_panel_get_modes(struct msm_dp_panel *msm_dp_panel,
struct drm_connector *connector)
{
- if (!dp_panel) {
+ if (!msm_dp_panel) {
DRM_ERROR("invalid input\n");
return -EINVAL;
}
- if (dp_panel->drm_edid)
+ if (msm_dp_panel->drm_edid)
return drm_edid_connector_add_modes(connector);
return 0;
}
-static u8 dp_panel_get_edid_checksum(const struct edid *edid)
+static u8 msm_dp_panel_get_edid_checksum(const struct edid *edid)
{
edid += edid->extensions;
return edid->checksum;
}
-void dp_panel_handle_sink_request(struct dp_panel *dp_panel)
+void msm_dp_panel_handle_sink_request(struct msm_dp_panel *msm_dp_panel)
{
- struct dp_panel_private *panel;
+ struct msm_dp_panel_private *panel;
- if (!dp_panel) {
+ if (!msm_dp_panel) {
DRM_ERROR("invalid input\n");
return;
}
- panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
+ panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
if (panel->link->sink_request & DP_TEST_LINK_EDID_READ) {
/* FIXME: get rid of drm_edid_raw() */
- const struct edid *edid = drm_edid_raw(dp_panel->drm_edid);
+ const struct edid *edid = drm_edid_raw(msm_dp_panel->drm_edid);
u8 checksum;
if (edid)
- checksum = dp_panel_get_edid_checksum(edid);
+ checksum = msm_dp_panel_get_edid_checksum(edid);
else
- checksum = dp_panel->connector->real_edid_checksum;
+ checksum = msm_dp_panel->connector->real_edid_checksum;
- dp_link_send_edid_checksum(panel->link, checksum);
- dp_link_send_test_response(panel->link);
+ msm_dp_link_send_edid_checksum(panel->link, checksum);
+ msm_dp_link_send_test_response(panel->link);
}
}
-void dp_panel_tpg_config(struct dp_panel *dp_panel, bool enable)
+void msm_dp_panel_tpg_config(struct msm_dp_panel *msm_dp_panel, bool enable)
{
- struct dp_catalog *catalog;
- struct dp_panel_private *panel;
+ struct msm_dp_catalog *catalog;
+ struct msm_dp_panel_private *panel;
- if (!dp_panel) {
+ if (!msm_dp_panel) {
DRM_ERROR("invalid input\n");
return;
}
- panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
+ panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
catalog = panel->catalog;
if (!panel->panel_on) {
@@ -262,31 +262,31 @@ void dp_panel_tpg_config(struct dp_panel *dp_panel, bool enable)
}
if (!enable) {
- dp_catalog_panel_tpg_disable(catalog);
+ msm_dp_catalog_panel_tpg_disable(catalog);
return;
}
drm_dbg_dp(panel->drm_dev, "calling catalog tpg_enable\n");
- dp_catalog_panel_tpg_enable(catalog, &panel->dp_panel.dp_mode.drm_mode);
+ msm_dp_catalog_panel_tpg_enable(catalog, &panel->msm_dp_panel.msm_dp_mode.drm_mode);
}
-static int dp_panel_setup_vsc_sdp_yuv_420(struct dp_panel *dp_panel)
+static int msm_dp_panel_setup_vsc_sdp_yuv_420(struct msm_dp_panel *msm_dp_panel)
{
- struct dp_catalog *catalog;
- struct dp_panel_private *panel;
- struct dp_display_mode *dp_mode;
+ struct msm_dp_catalog *catalog;
+ struct msm_dp_panel_private *panel;
+ struct msm_dp_display_mode *msm_dp_mode;
struct drm_dp_vsc_sdp vsc_sdp_data;
struct dp_sdp vsc_sdp;
ssize_t len;
- if (!dp_panel) {
+ if (!msm_dp_panel) {
DRM_ERROR("invalid input\n");
return -EINVAL;
}
- panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
+ panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
catalog = panel->catalog;
- dp_mode = &dp_panel->dp_mode;
+ msm_dp_mode = &msm_dp_panel->msm_dp_mode;
memset(&vsc_sdp_data, 0, sizeof(vsc_sdp_data));
@@ -300,7 +300,7 @@ static int dp_panel_setup_vsc_sdp_yuv_420(struct dp_panel *dp_panel)
vsc_sdp_data.colorimetry = DP_COLORIMETRY_DEFAULT;
/* VSC SDP Payload for DB17 */
- vsc_sdp_data.bpc = dp_mode->bpp / 3;
+ vsc_sdp_data.bpc = msm_dp_mode->bpp / 3;
vsc_sdp_data.dynamic_range = DP_DYNAMIC_RANGE_CTA;
/* VSC SDP Payload for DB18 */
@@ -312,36 +312,36 @@ static int dp_panel_setup_vsc_sdp_yuv_420(struct dp_panel *dp_panel)
return len;
}
- dp_catalog_panel_enable_vsc_sdp(catalog, &vsc_sdp);
+ msm_dp_catalog_panel_enable_vsc_sdp(catalog, &vsc_sdp);
return 0;
}
-void dp_panel_dump_regs(struct dp_panel *dp_panel)
+void msm_dp_panel_dump_regs(struct msm_dp_panel *msm_dp_panel)
{
- struct dp_catalog *catalog;
- struct dp_panel_private *panel;
+ struct msm_dp_catalog *catalog;
+ struct msm_dp_panel_private *panel;
- panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
+ panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
catalog = panel->catalog;
- dp_catalog_dump_regs(catalog);
+ msm_dp_catalog_dump_regs(catalog);
}
-int dp_panel_timing_cfg(struct dp_panel *dp_panel)
+int msm_dp_panel_timing_cfg(struct msm_dp_panel *msm_dp_panel)
{
u32 data, total_ver, total_hor;
- struct dp_catalog *catalog;
- struct dp_panel_private *panel;
+ struct msm_dp_catalog *catalog;
+ struct msm_dp_panel_private *panel;
struct drm_display_mode *drm_mode;
u32 width_blanking;
u32 sync_start;
- u32 dp_active;
+ u32 msm_dp_active;
u32 total;
- panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
+ panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
catalog = panel->catalog;
- drm_mode = &panel->dp_panel.dp_mode.drm_mode;
+ drm_mode = &panel->msm_dp_panel.msm_dp_mode.drm_mode;
drm_dbg_dp(panel->drm_dev, "width=%d hporch= %d %d %d\n",
drm_mode->hdisplay, drm_mode->htotal - drm_mode->hsync_end,
@@ -371,9 +371,9 @@ int dp_panel_timing_cfg(struct dp_panel *dp_panel)
data = drm_mode->vsync_end - drm_mode->vsync_start;
data <<= 16;
- data |= (panel->dp_panel.dp_mode.v_active_low << 31);
+ data |= (panel->msm_dp_panel.msm_dp_mode.v_active_low << 31);
data |= drm_mode->hsync_end - drm_mode->hsync_start;
- data |= (panel->dp_panel.dp_mode.h_active_low << 15);
+ data |= (panel->msm_dp_panel.msm_dp_mode.h_active_low << 15);
width_blanking = data;
@@ -381,26 +381,26 @@ int dp_panel_timing_cfg(struct dp_panel *dp_panel)
data <<= 16;
data |= drm_mode->hdisplay;
- dp_active = data;
+ msm_dp_active = data;
- dp_catalog_panel_timing_cfg(catalog, total, sync_start, width_blanking, dp_active);
+ msm_dp_catalog_panel_timing_cfg(catalog, total, sync_start, width_blanking, msm_dp_active);
- if (dp_panel->dp_mode.out_fmt_is_yuv_420)
- dp_panel_setup_vsc_sdp_yuv_420(dp_panel);
+ if (msm_dp_panel->msm_dp_mode.out_fmt_is_yuv_420)
+ msm_dp_panel_setup_vsc_sdp_yuv_420(msm_dp_panel);
panel->panel_on = true;
return 0;
}
-int dp_panel_init_panel_info(struct dp_panel *dp_panel)
+int msm_dp_panel_init_panel_info(struct msm_dp_panel *msm_dp_panel)
{
struct drm_display_mode *drm_mode;
- struct dp_panel_private *panel;
+ struct msm_dp_panel_private *panel;
- drm_mode = &dp_panel->dp_mode.drm_mode;
+ drm_mode = &msm_dp_panel->msm_dp_mode.drm_mode;
- panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
+ panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
/*
* print resolution info as this is a result
@@ -421,18 +421,18 @@ int dp_panel_init_panel_info(struct dp_panel *dp_panel)
drm_mode->vsync_end - drm_mode->vsync_start);
drm_dbg_dp(panel->drm_dev, "pixel clock (KHz)=(%d)\n",
drm_mode->clock);
- drm_dbg_dp(panel->drm_dev, "bpp = %d\n", dp_panel->dp_mode.bpp);
+ drm_dbg_dp(panel->drm_dev, "bpp = %d\n", msm_dp_panel->msm_dp_mode.bpp);
- dp_panel->dp_mode.bpp = dp_panel_get_mode_bpp(dp_panel, dp_panel->dp_mode.bpp,
- dp_panel->dp_mode.drm_mode.clock);
+ msm_dp_panel->msm_dp_mode.bpp = msm_dp_panel_get_mode_bpp(msm_dp_panel, msm_dp_panel->msm_dp_mode.bpp,
+ msm_dp_panel->msm_dp_mode.drm_mode.clock);
drm_dbg_dp(panel->drm_dev, "updated bpp = %d\n",
- dp_panel->dp_mode.bpp);
+ msm_dp_panel->msm_dp_mode.bpp);
return 0;
}
-static u32 dp_panel_link_frequencies(struct device_node *of_node)
+static u32 msm_dp_panel_link_frequencies(struct device_node *of_node)
{
struct device_node *endpoint;
u64 frequency = 0;
@@ -456,17 +456,17 @@ static u32 dp_panel_link_frequencies(struct device_node *of_node)
return frequency;
}
-static int dp_panel_parse_dt(struct dp_panel *dp_panel)
+static int msm_dp_panel_parse_dt(struct msm_dp_panel *msm_dp_panel)
{
- struct dp_panel_private *panel;
+ struct msm_dp_panel_private *panel;
struct device_node *of_node;
int cnt;
- panel = container_of(dp_panel, struct dp_panel_private, dp_panel);
+ panel = container_of(msm_dp_panel, struct msm_dp_panel_private, msm_dp_panel);
of_node = panel->dev->of_node;
/*
- * data-lanes is the property of dp_out endpoint
+ * data-lanes is the property of msm_dp_out endpoint
*/
cnt = drm_of_get_data_lanes_count_ep(of_node, 1, 0, 1, DP_MAX_NUM_DP_LANES);
if (cnt < 0) {
@@ -475,21 +475,21 @@ static int dp_panel_parse_dt(struct dp_panel *dp_panel)
}
if (cnt > 0)
- dp_panel->max_dp_lanes = cnt;
+ msm_dp_panel->max_dp_lanes = cnt;
else
- dp_panel->max_dp_lanes = DP_MAX_NUM_DP_LANES; /* 4 lanes */
+ msm_dp_panel->max_dp_lanes = DP_MAX_NUM_DP_LANES; /* 4 lanes */
- dp_panel->max_dp_link_rate = dp_panel_link_frequencies(of_node);
- if (!dp_panel->max_dp_link_rate)
- dp_panel->max_dp_link_rate = DP_LINK_RATE_HBR2;
+ msm_dp_panel->max_dp_link_rate = msm_dp_panel_link_frequencies(of_node);
+ if (!msm_dp_panel->max_dp_link_rate)
+ msm_dp_panel->max_dp_link_rate = DP_LINK_RATE_HBR2;
return 0;
}
-struct dp_panel *dp_panel_get(struct dp_panel_in *in)
+struct msm_dp_panel *msm_dp_panel_get(struct msm_dp_panel_in *in)
{
- struct dp_panel_private *panel;
- struct dp_panel *dp_panel;
+ struct msm_dp_panel_private *panel;
+ struct msm_dp_panel *msm_dp_panel;
int ret;
if (!in->dev || !in->catalog || !in->aux || !in->link) {
@@ -506,20 +506,20 @@ struct dp_panel *dp_panel_get(struct dp_panel_in *in)
panel->catalog = in->catalog;
panel->link = in->link;
- dp_panel = &panel->dp_panel;
- dp_panel->max_bw_code = DP_LINK_BW_8_1;
+ msm_dp_panel = &panel->msm_dp_panel;
+ msm_dp_panel->max_bw_code = DP_LINK_BW_8_1;
- ret = dp_panel_parse_dt(dp_panel);
+ ret = msm_dp_panel_parse_dt(msm_dp_panel);
if (ret)
return ERR_PTR(ret);
- return dp_panel;
+ return msm_dp_panel;
}
-void dp_panel_put(struct dp_panel *dp_panel)
+void msm_dp_panel_put(struct msm_dp_panel *msm_dp_panel)
{
- if (!dp_panel)
+ if (!msm_dp_panel)
return;
- drm_edid_free(dp_panel->drm_edid);
+ drm_edid_free(msm_dp_panel->drm_edid);
}