[media] vpif_capture: move routing info from subdev to input

Routing information is a property of the input, not of the subdev.
One subdev may provide multiple inputs, each with its own routing
information.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Acked-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Tested-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

4 files changed, 19 insertions, 12 deletions

diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index d92e0ab8c279..87bd249ffb9c 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -1182,8 +1182,11 @@ static const struct vpif_input da850_ch0_inputs[] = {
                         .index = 0,
                         .name  = "Composite",
                         .type  = V4L2_INPUT_TYPE_CAMERA,
+                        .capabilities = V4L2_IN_CAP_STD,
                         .std   = TVP514X_STD_ALL,
                 },
+                .input_route = INPUT_CVBS_VI2B,
+                .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
                 .subdev_name = TVP5147_CH0,
         },
 };
@@ -1194,8 +1197,11 @@ static const struct vpif_input da850_ch1_inputs[] = {
                         .index = 0,
                         .name  = "S-Video",
                         .type  = V4L2_INPUT_TYPE_CAMERA,
+                        .capabilities = V4L2_IN_CAP_STD,
                         .std   = TVP514X_STD_ALL,
                 },
+                .input_route = INPUT_SVIDEO_VI2C_VI1C,
+                .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
                 .subdev_name = TVP5147_CH1,
         },
 };
@@ -1207,8 +1213,6 @@ static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
                         I2C_BOARD_INFO("tvp5146", 0x5d),
                         .platform_data = &tvp5146_pdata,
                 },
-                .input = INPUT_CVBS_VI2B,
-                .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
                 .vpif_if = {
                         .if_type = VPIF_IF_BT656,
                         .hd_pol  = 1,
@@ -1222,8 +1226,6 @@ static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
                         I2C_BOARD_INFO("tvp5146", 0x5c),
                         .platform_data = &tvp5146_pdata,
                 },
-                .input = INPUT_SVIDEO_VI2C_VI1C,
-                .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
                 .vpif_if = {
                         .if_type = VPIF_IF_BT656,
                         .hd_pol  = 1,
diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c
index a0be63b1dc0b..6f329caca6e8 100644
--- a/arch/arm/mach-davinci/board-dm646x-evm.c
+++ b/arch/arm/mach-davinci/board-dm646x-evm.c
@@ -601,8 +601,6 @@ static struct vpif_subdev_info vpif_capture_sdev_info[] = {
                         I2C_BOARD_INFO("tvp5146", 0x5d),
                         .platform_data = &tvp5146_pdata,
                 },
-                .input = INPUT_CVBS_VI2B,
-                .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
                 .vpif_if = {
                         .if_type = VPIF_IF_BT656,
                         .hd_pol = 1,
@@ -616,8 +614,6 @@ static struct vpif_subdev_info vpif_capture_sdev_info[] = {
                         I2C_BOARD_INFO("tvp5146", 0x5c),
                         .platform_data = &tvp5146_pdata,
                 },
-                .input = INPUT_SVIDEO_VI2C_VI1C,
-                .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
                 .vpif_if = {
                         .if_type = VPIF_IF_BT656,
                         .hd_pol = 1,
@@ -633,9 +629,12 @@ static const struct vpif_input dm6467_ch0_inputs[] = {
                         .index = 0,
                         .name = "Composite",
                         .type = V4L2_INPUT_TYPE_CAMERA,
+                        .capabilities = V4L2_IN_CAP_STD,
                         .std = TVP514X_STD_ALL,
                 },
                 .subdev_name = TVP5147_CH0,
+                .input_route = INPUT_CVBS_VI2B,
+                .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
         },
 };
 
@@ -645,9 +644,12 @@ static const struct vpif_input dm6467_ch1_inputs[] = {
                         .index = 0,
                         .name = "S-Video",
                         .type = V4L2_INPUT_TYPE_CAMERA,
+                        .capabilities = V4L2_IN_CAP_STD,
                         .std = TVP514X_STD_ALL,
                 },
                 .subdev_name = TVP5147_CH1,
+                .input_route = INPUT_SVIDEO_VI2C_VI1C,
+                .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
         },
 };
 
diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c
index d90e23596541..d668a3aa5fe0 100644
--- a/drivers/media/platform/davinci/vpif_capture.c
+++ b/drivers/media/platform/davinci/vpif_capture.c
@@ -1464,6 +1464,9 @@ static int vpif_s_input(struct file *file, void *priv, unsigned int index)
 
         chan_cfg = &config->chan_config[ch->channel_id];
 
+        if (index >= chan_cfg->input_count)
+                return -EINVAL;
+
         if (common->started) {
                 vpif_err("Streaming in progress\n");
                 return -EBUSY;
@@ -1502,8 +1505,8 @@ static int vpif_s_input(struct file *file, void *priv, unsigned int index)
                 }
         }
 
-        input = subdev_info->input;
-        output = subdev_info->output;
+        input = chan_cfg->inputs[index].input_route;
+        output = chan_cfg->inputs[index].output_route;
         ret = v4l2_subdev_call(vpif_obj.sd[sd_index], video, s_routing,
                         input, output, 0);
         if (ret < 0 && ret != -ENOIOCTLCMD) {
diff --git a/include/media/davinci/vpif_types.h b/include/media/davinci/vpif_types.h
index 1fe46a51de7c..a422ed085cd2 100644
--- a/include/media/davinci/vpif_types.h
+++ b/include/media/davinci/vpif_types.h
@@ -37,8 +37,6 @@ struct vpif_interface {
 struct vpif_subdev_info {
         const char *name;
         struct i2c_board_info board_info;
-        u32 input;
-        u32 output;
         struct vpif_interface vpif_if;
 };
 
@@ -56,6 +54,8 @@ struct vpif_display_config {
 struct vpif_input {
         struct v4l2_input input;
         const char *subdev_name;
+        u32 input_route;
+        u32 output_route;
 };
 
 struct vpif_capture_chan_config {