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-rw-r--r--drivers/media/video/davinci/vpbe.c48
-rw-r--r--include/media/davinci/vpbe.h16
2 files changed, 61 insertions, 3 deletions
diff --git a/drivers/media/video/davinci/vpbe.c b/drivers/media/video/davinci/vpbe.c
index d773d30de221..c12a714c080c 100644
--- a/drivers/media/video/davinci/vpbe.c
+++ b/drivers/media/video/davinci/vpbe.c
@@ -141,11 +141,12 @@ static int vpbe_enum_outputs(struct vpbe_device *vpbe_dev,
return 0;
}
-static int vpbe_get_mode_info(struct vpbe_device *vpbe_dev, char *mode)
+static int vpbe_get_mode_info(struct vpbe_device *vpbe_dev, char *mode,
+ int output_index)
{
struct vpbe_config *cfg = vpbe_dev->cfg;
struct vpbe_enc_mode_info var;
- int curr_output = vpbe_dev->current_out_index;
+ int curr_output = output_index;
int i;
if (NULL == mode)
@@ -245,6 +246,8 @@ static int vpbe_set_output(struct vpbe_device *vpbe_dev, int index)
struct encoder_config_info *curr_enc_info =
vpbe_current_encoder_info(vpbe_dev);
struct vpbe_config *cfg = vpbe_dev->cfg;
+ struct venc_platform_data *venc_device = vpbe_dev->venc_device;
+ enum v4l2_mbus_pixelcode if_params;
int enc_out_index;
int sd_index;
int ret = 0;
@@ -274,6 +277,8 @@ static int vpbe_set_output(struct vpbe_device *vpbe_dev, int index)
goto out;
}
+ if_params = cfg->outputs[index].if_params;
+ venc_device->setup_if_config(if_params);
if (ret)
goto out;
}
@@ -293,7 +298,7 @@ static int vpbe_set_output(struct vpbe_device *vpbe_dev, int index)
* encoder.
*/
ret = vpbe_get_mode_info(vpbe_dev,
- cfg->outputs[index].default_mode);
+ cfg->outputs[index].default_mode, index);
if (!ret) {
struct osd_state *osd_device = vpbe_dev->osd_device;
@@ -367,6 +372,11 @@ static int vpbe_s_dv_preset(struct vpbe_device *vpbe_dev,
ret = v4l2_subdev_call(vpbe_dev->encoders[sd_index], video,
s_dv_preset, dv_preset);
+ if (!ret && (vpbe_dev->amp != NULL)) {
+ /* Call amplifier subdevice */
+ ret = v4l2_subdev_call(vpbe_dev->amp, video,
+ s_dv_preset, dv_preset);
+ }
/* set the lcd controller output for the given mode */
if (!ret) {
struct osd_state *osd_device = vpbe_dev->osd_device;
@@ -566,6 +576,8 @@ static int platform_device_get(struct device *dev, void *data)
if (strcmp("vpbe-osd", pdev->name) == 0)
vpbe_dev->osd_device = platform_get_drvdata(pdev);
+ if (strcmp("vpbe-venc", pdev->name) == 0)
+ vpbe_dev->venc_device = dev_get_platdata(&pdev->dev);
return 0;
}
@@ -584,6 +596,7 @@ static int platform_device_get(struct device *dev, void *data)
static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev)
{
struct encoder_config_info *enc_info;
+ struct amp_config_info *amp_info;
struct v4l2_subdev **enc_subdev;
struct osd_state *osd_device;
struct i2c_adapter *i2c_adap;
@@ -704,6 +717,32 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev)
v4l2_warn(&vpbe_dev->v4l2_dev, "non-i2c encoders"
" currently not supported");
}
+ /* Add amplifier subdevice for dm365 */
+ if ((strcmp(vpbe_dev->cfg->module_name, "dm365-vpbe-display") == 0) &&
+ vpbe_dev->cfg->amp != NULL) {
+ amp_info = vpbe_dev->cfg->amp;
+ if (amp_info->is_i2c) {
+ vpbe_dev->amp = v4l2_i2c_new_subdev_board(
+ &vpbe_dev->v4l2_dev, i2c_adap,
+ &amp_info->board_info, NULL);
+ if (!vpbe_dev->amp) {
+ v4l2_err(&vpbe_dev->v4l2_dev,
+ "amplifier %s failed to register",
+ amp_info->module_name);
+ ret = -ENODEV;
+ goto vpbe_fail_amp_register;
+ }
+ v4l2_info(&vpbe_dev->v4l2_dev,
+ "v4l2 sub device %s registered\n",
+ amp_info->module_name);
+ } else {
+ vpbe_dev->amp = NULL;
+ v4l2_warn(&vpbe_dev->v4l2_dev, "non-i2c amplifiers"
+ " currently not supported");
+ }
+ } else {
+ vpbe_dev->amp = NULL;
+ }
/* set the current encoder and output to that of venc by default */
vpbe_dev->current_sd_index = 0;
@@ -731,6 +770,8 @@ static int vpbe_initialize(struct device *dev, struct vpbe_device *vpbe_dev)
/* TBD handling of bootargs for default output and mode */
return 0;
+vpbe_fail_amp_register:
+ kfree(vpbe_dev->amp);
vpbe_fail_sd_register:
kfree(vpbe_dev->encoders);
vpbe_fail_v4l2_device:
@@ -757,6 +798,7 @@ static void vpbe_deinitialize(struct device *dev, struct vpbe_device *vpbe_dev)
if (strcmp(vpbe_dev->cfg->module_name, "dm644x-vpbe-display") != 0)
clk_put(vpbe_dev->dac_clk);
+ kfree(vpbe_dev->amp);
kfree(vpbe_dev->encoders);
vpbe_dev->initialized = 0;
/* disable vpss clocks */
diff --git a/include/media/davinci/vpbe.h b/include/media/davinci/vpbe.h
index 8b11fb037980..8bc1b3c0e679 100644
--- a/include/media/davinci/vpbe.h
+++ b/include/media/davinci/vpbe.h
@@ -63,6 +63,7 @@ struct vpbe_output {
* output basis. If per mode is needed, we may have to move this to
* mode_info structure
*/
+ enum v4l2_mbus_pixelcode if_params;
};
/* encoder configuration info */
@@ -74,6 +75,15 @@ struct encoder_config_info {
struct i2c_board_info board_info;
};
+/*amplifier configuration info */
+struct amp_config_info {
+ char module_name[32];
+ /* Is this an i2c device ? */
+ unsigned int is_i2c:1;
+ /* i2c subdevice board info */
+ struct i2c_board_info board_info;
+};
+
/* structure for defining vpbe display subsystem components */
struct vpbe_config {
char module_name[32];
@@ -84,6 +94,8 @@ struct vpbe_config {
/* external encoder information goes here */
int num_ext_encoders;
struct encoder_config_info *ext_encoders;
+ /* amplifier information goes here */
+ struct amp_config_info *amp;
int num_outputs;
/* Order is venc outputs followed by LCD and then external encoders */
struct vpbe_output *outputs;
@@ -158,6 +170,8 @@ struct vpbe_device {
struct v4l2_subdev **encoders;
/* current encoder index */
int current_sd_index;
+ /* external amplifier v4l2 subdevice */
+ struct v4l2_subdev *amp;
struct mutex lock;
/* device initialized */
int initialized;
@@ -165,6 +179,8 @@ struct vpbe_device {
struct clk *dac_clk;
/* osd_device pointer */
struct osd_state *osd_device;
+ /* venc device pointer */
+ struct venc_platform_data *venc_device;
/*
* fields below are accessed by users of vpbe_device. Not the
* ones above