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path: root/drivers/gpu/drm/imx/parallel-display.c
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Diffstat (limited to 'drivers/gpu/drm/imx/parallel-display.c')
-rw-r--r--drivers/gpu/drm/imx/parallel-display.c40
1 files changed, 14 insertions, 26 deletions
diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c
index 363e2c7741e2..2d1fd02cd3d6 100644
--- a/drivers/gpu/drm/imx/parallel-display.c
+++ b/drivers/gpu/drm/imx/parallel-display.c
@@ -35,7 +35,6 @@ struct imx_parallel_display {
35 void *edid; 35 void *edid;
36 int edid_len; 36 int edid_len;
37 u32 bus_format; 37 u32 bus_format;
38 int mode_valid;
39 struct drm_display_mode mode; 38 struct drm_display_mode mode;
40 struct drm_panel *panel; 39 struct drm_panel *panel;
41}; 40};
@@ -68,17 +67,6 @@ static int imx_pd_connector_get_modes(struct drm_connector *connector)
68 num_modes = drm_add_edid_modes(connector, imxpd->edid); 67 num_modes = drm_add_edid_modes(connector, imxpd->edid);
69 } 68 }
70 69
71 if (imxpd->mode_valid) {
72 struct drm_display_mode *mode = drm_mode_create(connector->dev);
73
74 if (!mode)
75 return -EINVAL;
76 drm_mode_copy(mode, &imxpd->mode);
77 mode->type |= DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
78 drm_mode_probed_add(connector, mode);
79 num_modes++;
80 }
81
82 if (np) { 70 if (np) {
83 struct drm_display_mode *mode = drm_mode_create(connector->dev); 71 struct drm_display_mode *mode = drm_mode_create(connector->dev);
84 72
@@ -115,8 +103,8 @@ static void imx_pd_encoder_dpms(struct drm_encoder *encoder, int mode)
115static void imx_pd_encoder_prepare(struct drm_encoder *encoder) 103static void imx_pd_encoder_prepare(struct drm_encoder *encoder)
116{ 104{
117 struct imx_parallel_display *imxpd = enc_to_imxpd(encoder); 105 struct imx_parallel_display *imxpd = enc_to_imxpd(encoder);
118 106 imx_drm_set_bus_config(encoder, imxpd->bus_format, 2, 3,
119 imx_drm_set_bus_format(encoder, imxpd->bus_format); 107 imxpd->connector.display_info.bus_flags);
120} 108}
121 109
122static void imx_pd_encoder_commit(struct drm_encoder *encoder) 110static void imx_pd_encoder_commit(struct drm_encoder *encoder)
@@ -203,7 +191,7 @@ static int imx_pd_bind(struct device *dev, struct device *master, void *data)
203{ 191{
204 struct drm_device *drm = data; 192 struct drm_device *drm = data;
205 struct device_node *np = dev->of_node; 193 struct device_node *np = dev->of_node;
206 struct device_node *port; 194 struct device_node *ep;
207 const u8 *edidp; 195 const u8 *edidp;
208 struct imx_parallel_display *imxpd; 196 struct imx_parallel_display *imxpd;
209 int ret; 197 int ret;
@@ -230,18 +218,18 @@ static int imx_pd_bind(struct device *dev, struct device *master, void *data)
230 } 218 }
231 219
232 /* port@1 is the output port */ 220 /* port@1 is the output port */
233 port = of_graph_get_port_by_id(np, 1); 221 ep = of_graph_get_endpoint_by_regs(np, 1, -1);
234 if (port) { 222 if (ep) {
235 struct device_node *endpoint, *remote; 223 struct device_node *remote;
236 224
237 endpoint = of_get_child_by_name(port, "endpoint"); 225 remote = of_graph_get_remote_port_parent(ep);
238 if (endpoint) { 226 of_node_put(ep);
239 remote = of_graph_get_remote_port_parent(endpoint); 227 if (remote) {
240 if (remote) 228 imxpd->panel = of_drm_find_panel(remote);
241 imxpd->panel = of_drm_find_panel(remote); 229 of_node_put(remote);
242 if (!imxpd->panel)
243 return -EPROBE_DEFER;
244 } 230 }
231 if (!imxpd->panel)
232 return -EPROBE_DEFER;
245 } 233 }
246 234
247 imxpd->dev = dev; 235 imxpd->dev = dev;