[media] media: mt9p031/mt9t001/mt9v032: use V4L2_CID_TEST_PATTERN for test pattern control

V4L2_CID_TEST_PATTERN is now a standard control.
This patch replaces the user defined control for test
pattern to make use of standard control V4L2_CID_TEST_PATTERN.

Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 15 insertions, 7 deletions

diff --git a/drivers/media/i2c/mt9t001.c b/drivers/media/i2c/mt9t001.c
index 6d343adf891d..2e189d8b71bb 100644
--- a/drivers/media/i2c/mt9t001.c
+++ b/drivers/media/i2c/mt9t001.c
@@ -371,7 +371,7 @@ static int mt9t001_set_crop(struct v4l2_subdev *subdev,
  * V4L2 subdev control operations
  */
 
-#define V4L2_CID_TEST_PATTERN           (V4L2_CID_USER_BASE | 0x1001)
+#define V4L2_CID_TEST_PATTERN_COLOR     (V4L2_CID_USER_BASE | 0x1001)
 #define V4L2_CID_BLACK_LEVEL_AUTO       (V4L2_CID_USER_BASE | 0x1002)
 #define V4L2_CID_BLACK_LEVEL_OFFSET     (V4L2_CID_USER_BASE | 0x1003)
 #define V4L2_CID_BLACK_LEVEL_CALIBRATE  (V4L2_CID_USER_BASE | 0x1004)
@@ -487,12 +487,11 @@ static int mt9t001_s_ctrl(struct v4l2_ctrl *ctrl)
                                      ctrl->val >> 16);
 
         case V4L2_CID_TEST_PATTERN:
-                ret = mt9t001_set_output_control(mt9t001,
+                return mt9t001_set_output_control(mt9t001,
                         ctrl->val ? 0 : MT9T001_OUTPUT_CONTROL_TEST_DATA,
                         ctrl->val ? MT9T001_OUTPUT_CONTROL_TEST_DATA : 0);
-                if (ret < 0)
-                        return ret;
 
+        case V4L2_CID_TEST_PATTERN_COLOR:
                 return mt9t001_write(client, MT9T001_TEST_DATA, ctrl->val << 2);
 
         case V4L2_CID_BLACK_LEVEL_AUTO:
@@ -533,12 +532,17 @@ static struct v4l2_ctrl_ops mt9t001_ctrl_ops = {
         .s_ctrl = mt9t001_s_ctrl,
 };
 
+static const char * const mt9t001_test_pattern_menu[] = {
+        "Disabled",
+        "Enabled",
+};
+
 static const struct v4l2_ctrl_config mt9t001_ctrls[] = {
         {
                 .ops            = &mt9t001_ctrl_ops,
-                .id             = V4L2_CID_TEST_PATTERN,
+                .id             = V4L2_CID_TEST_PATTERN_COLOR,
                 .type           = V4L2_CTRL_TYPE_INTEGER,
-                .name           = "Test pattern",
+                .name           = "Test Pattern Color",
                 .min            = 0,
                 .max            = 1023,
                 .step           = 1,
@@ -741,7 +745,7 @@ static int mt9t001_probe(struct i2c_client *client,
                 return -ENOMEM;
 
         v4l2_ctrl_handler_init(&mt9t001->ctrls, ARRAY_SIZE(mt9t001_ctrls) +
-                                                ARRAY_SIZE(mt9t001_gains) + 3);
+                                                ARRAY_SIZE(mt9t001_gains) + 4);
 
         v4l2_ctrl_new_std(&mt9t001->ctrls, &mt9t001_ctrl_ops,
                           V4L2_CID_EXPOSURE, MT9T001_SHUTTER_WIDTH_MIN,
@@ -752,6 +756,10 @@ static int mt9t001_probe(struct i2c_client *client,
         v4l2_ctrl_new_std(&mt9t001->ctrls, &mt9t001_ctrl_ops,
                           V4L2_CID_PIXEL_RATE, pdata->ext_clk, pdata->ext_clk,
                           1, pdata->ext_clk);
+        v4l2_ctrl_new_std_menu_items(&mt9t001->ctrls, &mt9t001_ctrl_ops,
+                        V4L2_CID_TEST_PATTERN,
+                        ARRAY_SIZE(mt9t001_test_pattern_menu) - 1, 0,
+                        0, mt9t001_test_pattern_menu);
 
         for (i = 0; i < ARRAY_SIZE(mt9t001_ctrls); ++i)
                 v4l2_ctrl_new_custom(&mt9t001->ctrls, &mt9t001_ctrls[i], NULL);