These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / media / i2c / soc_camera / mt9m001.c

diff --git a/kernel/drivers/media/i2c/soc_camera/mt9m001.c b/kernel/drivers/media/i2c/soc_camera/mt9m001.c
index 2e9a535..4fbdd1e 100644 (file)
--- a/kernel/drivers/media/i2c/soc_camera/mt9m001.c
+++ b/kernel/drivers/media/i2c/soc_camera/mt9m001.c
@@ -205,7 +205,7 @@ static int mt9m001_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
 
        /*
         * The caller provides a supported format, as verified per
-        * call to .try_mbus_fmt()
+        * call to .set_fmt(FORMAT_TRY).
         */
        if (!ret)
                ret = reg_write(client, MT9M001_COLUMN_START, rect.left);
@@ -250,11 +250,16 @@ static int mt9m001_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
        return 0;
 }
 
-static int mt9m001_g_fmt(struct v4l2_subdev *sd,
-                        struct v4l2_mbus_framefmt *mf)
+static int mt9m001_get_fmt(struct v4l2_subdev *sd,
+               struct v4l2_subdev_pad_config *cfg,
+               struct v4l2_subdev_format *format)
 {
        struct i2c_client *client = v4l2_get_subdevdata(sd);
        struct mt9m001 *mt9m001 = to_mt9m001(client);
+       struct v4l2_mbus_framefmt *mf = &format->format;
+
+       if (format->pad)
+               return -EINVAL;
 
        mf->width       = mt9m001->rect.width;
        mf->height      = mt9m001->rect.height;
@@ -293,13 +298,18 @@ static int mt9m001_s_fmt(struct v4l2_subdev *sd,
        return ret;
 }
 
-static int mt9m001_try_fmt(struct v4l2_subdev *sd,
-                          struct v4l2_mbus_framefmt *mf)
+static int mt9m001_set_fmt(struct v4l2_subdev *sd,
+               struct v4l2_subdev_pad_config *cfg,
+               struct v4l2_subdev_format *format)
 {
+       struct v4l2_mbus_framefmt *mf = &format->format;
        struct i2c_client *client = v4l2_get_subdevdata(sd);
        struct mt9m001 *mt9m001 = to_mt9m001(client);
        const struct mt9m001_datafmt *fmt;
 
+       if (format->pad)
+               return -EINVAL;
+
        v4l_bound_align_image(&mf->width, MT9M001_MIN_WIDTH,
                MT9M001_MAX_WIDTH, 1,
                &mf->height, MT9M001_MIN_HEIGHT + mt9m001->y_skip_top,
@@ -317,6 +327,9 @@ static int mt9m001_try_fmt(struct v4l2_subdev *sd,
 
        mf->colorspace  = fmt->colorspace;
 
+       if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE)
+               return mt9m001_s_fmt(sd, mf);
+       cfg->try_fmt = *mf;
        return 0;
 }
 
@@ -562,16 +575,17 @@ static struct v4l2_subdev_core_ops mt9m001_subdev_core_ops = {
        .s_power        = mt9m001_s_power,
 };
 
-static int mt9m001_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
-                           u32 *code)
+static int mt9m001_enum_mbus_code(struct v4l2_subdev *sd,
+               struct v4l2_subdev_pad_config *cfg,
+               struct v4l2_subdev_mbus_code_enum *code)
 {
        struct i2c_client *client = v4l2_get_subdevdata(sd);
        struct mt9m001 *mt9m001 = to_mt9m001(client);
 
-       if (index >= mt9m001->num_fmts)
+       if (code->pad || code->index >= mt9m001->num_fmts)
                return -EINVAL;
 
-       *code = mt9m001->fmts[index].code;
+       code->code = mt9m001->fmts[code->index].code;
        return 0;
 }
 
@@ -611,13 +625,9 @@ static int mt9m001_s_mbus_config(struct v4l2_subdev *sd,
 
 static struct v4l2_subdev_video_ops mt9m001_subdev_video_ops = {
        .s_stream       = mt9m001_s_stream,
-       .s_mbus_fmt     = mt9m001_s_fmt,
-       .g_mbus_fmt     = mt9m001_g_fmt,
-       .try_mbus_fmt   = mt9m001_try_fmt,
        .s_crop         = mt9m001_s_crop,
        .g_crop         = mt9m001_g_crop,
        .cropcap        = mt9m001_cropcap,
-       .enum_mbus_fmt  = mt9m001_enum_fmt,
        .g_mbus_config  = mt9m001_g_mbus_config,
        .s_mbus_config  = mt9m001_s_mbus_config,
 };
@@ -626,10 +636,17 @@ static struct v4l2_subdev_sensor_ops mt9m001_subdev_sensor_ops = {
        .g_skip_top_lines       = mt9m001_g_skip_top_lines,
 };
 
+static const struct v4l2_subdev_pad_ops mt9m001_subdev_pad_ops = {
+       .enum_mbus_code = mt9m001_enum_mbus_code,
+       .get_fmt        = mt9m001_get_fmt,
+       .set_fmt        = mt9m001_set_fmt,
+};
+
 static struct v4l2_subdev_ops mt9m001_subdev_ops = {
        .core   = &mt9m001_subdev_core_ops,
        .video  = &mt9m001_subdev_video_ops,
        .sensor = &mt9m001_subdev_sensor_ops,
+       .pad    = &mt9m001_subdev_pad_ops,
 };
 
 static int mt9m001_probe(struct i2c_client *client,