The tvout for stih407 and stih418 differ in the connection with the
vtg regarding to the hdmi output. In order to cop with that, introduce
a new compatible st,stih418-tvout in order to have the hdmi_sync_id
being part of the data attached to each compatible.
Signed-off-by: Alain Volmat <[email protected]>
---
drivers/gpu/drm/sti/sti_tvout.c | 35 +++++++++++++++++++++++++--------
1 file changed, 27 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/sti/sti_tvout.c b/drivers/gpu/drm/sti/sti_tvout.c
index 64615638b79a..685c0a4ba1be 100644
--- a/drivers/gpu/drm/sti/sti_tvout.c
+++ b/drivers/gpu/drm/sti/sti_tvout.c
@@ -118,6 +118,7 @@ struct sti_tvout {
struct drm_encoder *hda;
struct drm_encoder *dvo;
bool debugfs_registered;
+ unsigned int hdmi_sync_id;
};
struct sti_tvout_encoder {
@@ -130,6 +131,10 @@ struct sti_tvout_encoder {
#define to_sti_tvout(x) to_sti_tvout_encoder(x)->tvout
+struct sti_tvout_data {
+ unsigned int hdmi_sync_id;
+};
+
/* preformatter conversion matrix */
static const u32 rgb_to_ycbcr_601[8] = {
0xF927082E, 0x04C9FEAB, 0x01D30964, 0xFA95FD3D,
@@ -359,14 +364,14 @@ static void tvout_hdmi_start(struct sti_tvout *tvout, bool main_path)
DRM_DEBUG_DRIVER("main vip for hdmi\n");
/* select the input sync for hdmi */
tvout_write(tvout,
- TVO_SYNC_MAIN_VTG_SET_REF | VTG_SYNC_ID_HDMI,
+ TVO_SYNC_MAIN_VTG_SET_REF | tvout->hdmi_sync_id,
TVO_HDMI_SYNC_SEL);
tvo_in_vid_format = TVO_MAIN_IN_VID_FORMAT;
} else {
DRM_DEBUG_DRIVER("aux vip for hdmi\n");
/* select the input sync for hdmi */
tvout_write(tvout,
- TVO_SYNC_AUX_VTG_SET_REF | VTG_SYNC_ID_HDMI,
+ TVO_SYNC_AUX_VTG_SET_REF | tvout->hdmi_sync_id,
TVO_HDMI_SYNC_SEL);
tvo_in_vid_format = TVO_AUX_IN_VID_FORMAT;
}
@@ -833,10 +838,26 @@ static const struct component_ops sti_tvout_ops = {
.unbind = sti_tvout_unbind,
};
+static const struct sti_tvout_data stih407_tvout_data = {
+ .hdmi_sync_id = 1,
+};
+
+static const struct sti_tvout_data stih418_tvout_data = {
+ .hdmi_sync_id = 5,
+};
+
+static const struct of_device_id tvout_of_match[] = {
+ { .compatible = "st,stih407-tvout", .data = &stih407_tvout_data, },
+ { .compatible = "st,stih418-tvout", .data = &stih418_tvout_data, },
+ { /* end node */ }
+};
+MODULE_DEVICE_TABLE(of, tvout_of_match);
+
static int sti_tvout_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct device_node *node = dev->of_node;
+ const struct sti_tvout_data *data;
struct sti_tvout *tvout;
struct resource *res;
@@ -851,6 +872,10 @@ static int sti_tvout_probe(struct platform_device *pdev)
tvout->dev = dev;
+ /* populate data structure depending on compatibility */
+ data = of_match_node(tvout_of_match, node)->data;
+ tvout->hdmi_sync_id = data->hdmi_sync_id;
+
/* get memory resources */
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "tvout-reg");
if (!res) {
@@ -877,12 +902,6 @@ static void sti_tvout_remove(struct platform_device *pdev)
component_del(&pdev->dev, &sti_tvout_ops);
}
-static const struct of_device_id tvout_of_match[] = {
- { .compatible = "st,stih407-tvout", },
- { /* end node */ }
-};
-MODULE_DEVICE_TABLE(of, tvout_of_match);
-
struct platform_driver sti_tvout_driver = {
.driver = {
.name = "sti-tvout",
--
2.34.1