On 02/05/14 17:42, Laurent Pinchart wrote:
> The ADV7604 has sink pads for its HDMI and analog inputs. Report them.
>
> Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
> ---
> drivers/media/i2c/adv7604.c | 71
> ++++++++++++++++++++++++++++-----------------
> include/media/adv7604.h | 14 ---------
> 2 files changed, 45 insertions(+), 40 deletions(-)
>
> diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c
> index 05e7e1a..da32ce9 100644
> --- a/drivers/media/i2c/adv7604.c
> +++ b/drivers/media/i2c/adv7604.c
> @@ -97,13 +97,25 @@ struct adv7604_chip_info {
> *
> **********************************************************************
> */
> +enum adv7604_pad {
> + ADV7604_PAD_HDMI_PORT_A = 0,
> + ADV7604_PAD_HDMI_PORT_B = 1,
> + ADV7604_PAD_HDMI_PORT_C = 2,
> + ADV7604_PAD_HDMI_PORT_D = 3,
> + ADV7604_PAD_VGA_RGB = 4,
> + ADV7604_PAD_VGA_COMP = 5,
> + /* The source pad is either 1 (ADV7611) or 6 (ADV7604) */
How about making this explicit:
ADV7604_PAD_SOURCE = 6,
ADV7611_PAD_SOURCE = 1,
> + ADV7604_PAD_MAX = 7,
> +};
Wouldn't it make more sense to have this in the header? I would really
like to use the symbolic names for these pads in my bridge driver.
Regards,
Hans
> +
> struct adv7604_state {
> const struct adv7604_chip_info *info;
> struct adv7604_platform_data pdata;
> struct v4l2_subdev sd;
> - struct media_pad pad;
> + struct media_pad pads[ADV7604_PAD_MAX];
> + unsigned int source_pad;
> struct v4l2_ctrl_handler hdl;
> - enum adv7604_input_port selected_input;
> + enum adv7604_pad selected_input;
> struct v4l2_dv_timings timings;
> struct {
> u8 edid[256];
> @@ -775,18 +787,18 @@ static inline bool is_analog_input(struct v4l2_subdev
> *sd)
> {
> struct adv7604_state *state = to_state(sd);
>
> - return state->selected_input == ADV7604_INPUT_VGA_RGB ||
> - state->selected_input == ADV7604_INPUT_VGA_COMP;
> + return state->selected_input == ADV7604_PAD_VGA_RGB ||
> + state->selected_input == ADV7604_PAD_VGA_COMP;
> }
>
> static inline bool is_digital_input(struct v4l2_subdev *sd)
> {
> struct adv7604_state *state = to_state(sd);
>
> - return state->selected_input == ADV7604_INPUT_HDMI_PORT_A ||
> - state->selected_input == ADV7604_INPUT_HDMI_PORT_B ||
> - state->selected_input == ADV7604_INPUT_HDMI_PORT_C ||
> - state->selected_input == ADV7604_INPUT_HDMI_PORT_D;
> + return state->selected_input == ADV7604_PAD_HDMI_PORT_A ||
> + state->selected_input == ADV7604_PAD_HDMI_PORT_B ||
> + state->selected_input == ADV7604_PAD_HDMI_PORT_C ||
> + state->selected_input == ADV7604_PAD_HDMI_PORT_D;
> }
>
> /* ----------------------------------------------------------------------- */
> @@ -1066,14 +1078,14 @@ static void set_rgb_quantization_range(struct
> v4l2_subdev *sd)
>
> switch (state->rgb_quantization_range) {
> case V4L2_DV_RGB_RANGE_AUTO:
> - if (state->selected_input == ADV7604_INPUT_VGA_RGB) {
> + if (state->selected_input == ADV7604_PAD_VGA_RGB) {
> /* Receiving analog RGB signal
> * Set RGB full range (0-255) */
> io_write_and_or(sd, 0x02, 0x0f, 0x10);
> break;
> }
>
> - if (state->selected_input == ADV7604_INPUT_VGA_COMP) {
> + if (state->selected_input == ADV7604_PAD_VGA_COMP) {
> /* Receiving analog YPbPr signal
> * Set automode */
> io_write_and_or(sd, 0x02, 0x0f, 0xf0);
> @@ -1106,7 +1118,7 @@ static void set_rgb_quantization_range(struct
> v4l2_subdev *sd)
> }
> break;
> case V4L2_DV_RGB_RANGE_LIMITED:
> - if (state->selected_input == ADV7604_INPUT_VGA_COMP) {
> + if (state->selected_input == ADV7604_PAD_VGA_COMP) {
> /* YCrCb limited range (16-235) */
> io_write_and_or(sd, 0x02, 0x0f, 0x20);
> break;
> @@ -1117,7 +1129,7 @@ static void set_rgb_quantization_range(struct
> v4l2_subdev *sd)
>
> break;
> case V4L2_DV_RGB_RANGE_FULL:
> - if (state->selected_input == ADV7604_INPUT_VGA_COMP) {
> + if (state->selected_input == ADV7604_PAD_VGA_COMP) {
> /* YCrCb full range (0-255) */
> io_write_and_or(sd, 0x02, 0x0f, 0x60);
> break;
> @@ -1806,7 +1818,7 @@ static int adv7604_get_edid(struct v4l2_subdev *sd,
> struct v4l2_subdev_edid *edi
> struct adv7604_state *state = to_state(sd);
> u8 *data = NULL;
>
> - if (edid->pad > ADV7604_EDID_PORT_D)
> + if (edid->pad > ADV7604_PAD_HDMI_PORT_D)
> return -EINVAL;
> if (edid->blocks == 0)
> return -EINVAL;
> @@ -1823,10 +1835,10 @@ static int adv7604_get_edid(struct v4l2_subdev *sd,
> struct v4l2_subdev_edid *edi
> edid->blocks = state->edid.blocks;
>
> switch (edid->pad) {
> - case ADV7604_EDID_PORT_A:
> - case ADV7604_EDID_PORT_B:
> - case ADV7604_EDID_PORT_C:
> - case ADV7604_EDID_PORT_D:
> + case ADV7604_PAD_HDMI_PORT_A:
> + case ADV7604_PAD_HDMI_PORT_B:
> + case ADV7604_PAD_HDMI_PORT_C:
> + case ADV7604_PAD_HDMI_PORT_D:
> if (state->edid.present & (1 << edid->pad))
> data = state->edid.edid;
> break;
> @@ -1880,7 +1892,7 @@ static int adv7604_set_edid(struct v4l2_subdev *sd,
> struct v4l2_subdev_edid *edi
> int err;
> int i;
>
> - if (edid->pad > ADV7604_EDID_PORT_D)
> + if (edid->pad > ADV7604_PAD_HDMI_PORT_D)
> return -EINVAL;
> if (edid->start_block != 0)
> return -EINVAL;
> @@ -1921,19 +1933,19 @@ static int adv7604_set_edid(struct v4l2_subdev *sd,
> struct v4l2_subdev_edid *edi
> spa_loc = 0xc0; /* Default value [REF_02, p. 116] */
>
> switch (edid->pad) {
> - case ADV7604_EDID_PORT_A:
> + case ADV7604_PAD_HDMI_PORT_A:
> state->spa_port_a[0] = edid->edid[spa_loc];
> state->spa_port_a[1] = edid->edid[spa_loc + 1];
> break;
> - case ADV7604_EDID_PORT_B:
> + case ADV7604_PAD_HDMI_PORT_B:
> rep_write(sd, 0x70, edid->edid[spa_loc]);
> rep_write(sd, 0x71, edid->edid[spa_loc + 1]);
> break;
> - case ADV7604_EDID_PORT_C:
> + case ADV7604_PAD_HDMI_PORT_C:
> rep_write(sd, 0x72, edid->edid[spa_loc]);
> rep_write(sd, 0x73, edid->edid[spa_loc + 1]);
> break;
> - case ADV7604_EDID_PORT_D:
> + case ADV7604_PAD_HDMI_PORT_D:
> rep_write(sd, 0x74, edid->edid[spa_loc]);
> rep_write(sd, 0x75, edid->edid[spa_loc + 1]);
> break;
> @@ -2433,7 +2445,7 @@ static const struct adv7604_chip_info
> adv7604_chip_info[] = {
> [ADV7604] = {
> .type = ADV7604,
> .has_afe = true,
> - .max_port = ADV7604_INPUT_VGA_COMP,
> + .max_port = ADV7604_PAD_VGA_COMP,
> .num_dv_ports = 4,
> .edid_enable_reg = 0x77,
> .edid_status_reg = 0x7d,
> @@ -2464,7 +2476,7 @@ static const struct adv7604_chip_info
> adv7604_chip_info[] = {
> [ADV7611] = {
> .type = ADV7611,
> .has_afe = false,
> - .max_port = ADV7604_INPUT_HDMI_PORT_A,
> + .max_port = ADV7604_PAD_HDMI_PORT_A,
> .num_dv_ports = 1,
> .edid_enable_reg = 0x74,
> .edid_status_reg = 0x76,
> @@ -2498,6 +2510,7 @@ static int adv7604_probe(struct i2c_client *client,
> struct adv7604_platform_data *pdata = client->dev.platform_data;
> struct v4l2_ctrl_handler *hdl;
> struct v4l2_subdev *sd;
> + unsigned int i;
> u16 val;
> int err;
>
> @@ -2643,8 +2656,14 @@ static int adv7604_probe(struct i2c_client *client,
> INIT_DELAYED_WORK(&state->delayed_work_enable_hotplug,
> adv7604_delayed_work_enable_hotplug);
>
> - state->pad.flags = MEDIA_PAD_FL_SOURCE;
> - err = media_entity_init(&sd->entity, 1, &state->pad, 0);
> + state->source_pad = state->info->num_dv_ports
> + + (state->info->has_afe ? 2 : 0);
> + for (i = 0; i < state->source_pad; ++i)
> + state->pads[i].flags = MEDIA_PAD_FL_SINK;
> + state->pads[state->source_pad].flags = MEDIA_PAD_FL_SOURCE;
> +
> + err = media_entity_init(&sd->entity, state->source_pad + 1,
> + state->pads, 0);
> if (err)
> goto err_work_queues;
>
> diff --git a/include/media/adv7604.h b/include/media/adv7604.h
> index b2500bae..22811d3 100644
> --- a/include/media/adv7604.h
> +++ b/include/media/adv7604.h
> @@ -155,20 +155,6 @@ struct adv7604_platform_data {
> u8 i2c_vdp;
> };
>
> -enum adv7604_input_port {
> - ADV7604_INPUT_HDMI_PORT_A,
> - ADV7604_INPUT_HDMI_PORT_B,
> - ADV7604_INPUT_HDMI_PORT_C,
> - ADV7604_INPUT_HDMI_PORT_D,
> - ADV7604_INPUT_VGA_RGB,
> - ADV7604_INPUT_VGA_COMP,
> -};
> -
> -#define ADV7604_EDID_PORT_A 0
> -#define ADV7604_EDID_PORT_B 1
> -#define ADV7604_EDID_PORT_C 2
> -#define ADV7604_EDID_PORT_D 3
> -
> #define V4L2_CID_ADV_RX_ANALOG_SAMPLING_PHASE (V4L2_CID_DV_CLASS_BASE
> + 0x1000)
> #define V4L2_CID_ADV_RX_FREE_RUN_COLOR_MANUAL (V4L2_CID_DV_CLASS_BASE
> + 0x1001)
> #define V4L2_CID_ADV_RX_FREE_RUN_COLOR (V4L2_CID_DV_CLASS_BASE
> + 0x1002)
>
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