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path: root/drivers/gpu/drm/display/drm_scdc_helper.c
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Diffstat (limited to 'drivers/gpu/drm/display/drm_scdc_helper.c')
-rw-r--r--drivers/gpu/drm/display/drm_scdc_helper.c46
1 files changed, 30 insertions, 16 deletions
diff --git a/drivers/gpu/drm/display/drm_scdc_helper.c b/drivers/gpu/drm/display/drm_scdc_helper.c
index c3ad4ab2b456..6d2f244e5830 100644
--- a/drivers/gpu/drm/display/drm_scdc_helper.c
+++ b/drivers/gpu/drm/display/drm_scdc_helper.c
@@ -26,6 +26,8 @@
#include <linux/delay.h>
#include <drm/display/drm_scdc_helper.h>
+#include <drm/drm_connector.h>
+#include <drm/drm_device.h>
#include <drm/drm_print.h>
/**
@@ -140,7 +142,7 @@ EXPORT_SYMBOL(drm_scdc_write);
/**
* drm_scdc_get_scrambling_status - what is status of scrambling?
- * @adapter: I2C adapter for DDC channel
+ * @connector: connector
*
* Reads the scrambler status over SCDC, and checks the
* scrambling status.
@@ -148,14 +150,16 @@ EXPORT_SYMBOL(drm_scdc_write);
* Returns:
* True if the scrambling is enabled, false otherwise.
*/
-bool drm_scdc_get_scrambling_status(struct i2c_adapter *adapter)
+bool drm_scdc_get_scrambling_status(struct drm_connector *connector)
{
u8 status;
int ret;
- ret = drm_scdc_readb(adapter, SCDC_SCRAMBLER_STATUS, &status);
+ ret = drm_scdc_readb(connector->ddc, SCDC_SCRAMBLER_STATUS, &status);
if (ret < 0) {
- DRM_DEBUG_KMS("Failed to read scrambling status: %d\n", ret);
+ drm_dbg_kms(connector->dev,
+ "[CONNECTOR:%d:%s] Failed to read scrambling status: %d\n",
+ connector->base.id, connector->name, ret);
return false;
}
@@ -165,7 +169,7 @@ EXPORT_SYMBOL(drm_scdc_get_scrambling_status);
/**
* drm_scdc_set_scrambling - enable scrambling
- * @adapter: I2C adapter for DDC channel
+ * @connector: connector
* @enable: bool to indicate if scrambling is to be enabled/disabled
*
* Writes the TMDS config register over SCDC channel, and:
@@ -175,14 +179,17 @@ EXPORT_SYMBOL(drm_scdc_get_scrambling_status);
* Returns:
* True if scrambling is set/reset successfully, false otherwise.
*/
-bool drm_scdc_set_scrambling(struct i2c_adapter *adapter, bool enable)
+bool drm_scdc_set_scrambling(struct drm_connector *connector,
+ bool enable)
{
u8 config;
int ret;
- ret = drm_scdc_readb(adapter, SCDC_TMDS_CONFIG, &config);
+ ret = drm_scdc_readb(connector->ddc, SCDC_TMDS_CONFIG, &config);
if (ret < 0) {
- DRM_DEBUG_KMS("Failed to read TMDS config: %d\n", ret);
+ drm_dbg_kms(connector->dev,
+ "[CONNECTOR:%d:%s] Failed to read TMDS config: %d\n",
+ connector->base.id, connector->name, ret);
return false;
}
@@ -191,9 +198,11 @@ bool drm_scdc_set_scrambling(struct i2c_adapter *adapter, bool enable)
else
config &= ~SCDC_SCRAMBLING_ENABLE;
- ret = drm_scdc_writeb(adapter, SCDC_TMDS_CONFIG, config);
+ ret = drm_scdc_writeb(connector->ddc, SCDC_TMDS_CONFIG, config);
if (ret < 0) {
- DRM_DEBUG_KMS("Failed to enable scrambling: %d\n", ret);
+ drm_dbg_kms(connector->dev,
+ "[CONNECTOR:%d:%s] Failed to enable scrambling: %d\n",
+ connector->base.id, connector->name, ret);
return false;
}
@@ -203,7 +212,7 @@ EXPORT_SYMBOL(drm_scdc_set_scrambling);
/**
* drm_scdc_set_high_tmds_clock_ratio - set TMDS clock ratio
- * @adapter: I2C adapter for DDC channel
+ * @connector: connector
* @set: ret or reset the high clock ratio
*
*
@@ -230,14 +239,17 @@ EXPORT_SYMBOL(drm_scdc_set_scrambling);
* Returns:
* True if write is successful, false otherwise.
*/
-bool drm_scdc_set_high_tmds_clock_ratio(struct i2c_adapter *adapter, bool set)
+bool drm_scdc_set_high_tmds_clock_ratio(struct drm_connector *connector,
+ bool set)
{
u8 config;
int ret;
- ret = drm_scdc_readb(adapter, SCDC_TMDS_CONFIG, &config);
+ ret = drm_scdc_readb(connector->ddc, SCDC_TMDS_CONFIG, &config);
if (ret < 0) {
- DRM_DEBUG_KMS("Failed to read TMDS config: %d\n", ret);
+ drm_dbg_kms(connector->dev,
+ "[CONNECTOR:%d:%s] Failed to read TMDS config: %d\n",
+ connector->base.id, connector->name, ret);
return false;
}
@@ -246,9 +258,11 @@ bool drm_scdc_set_high_tmds_clock_ratio(struct i2c_adapter *adapter, bool set)
else
config &= ~SCDC_TMDS_BIT_CLOCK_RATIO_BY_40;
- ret = drm_scdc_writeb(adapter, SCDC_TMDS_CONFIG, config);
+ ret = drm_scdc_writeb(connector->ddc, SCDC_TMDS_CONFIG, config);
if (ret < 0) {
- DRM_DEBUG_KMS("Failed to set TMDS clock ratio: %d\n", ret);
+ drm_dbg_kms(connector->dev,
+ "[CONNECTOR:%d:%s] Failed to set TMDS clock ratio: %d\n",
+ connector->base.id, connector->name, ret);
return false;
}