diff options
Diffstat (limited to 'drivers/media/platform/via-camera.c')
| -rw-r--r-- | drivers/media/platform/via-camera.c | 86 |
1 files changed, 22 insertions, 64 deletions
diff --git a/drivers/media/platform/via-camera.c b/drivers/media/platform/via-camera.c index 63e8c346123..b4f9d03636e 100644 --- a/drivers/media/platform/via-camera.c +++ b/drivers/media/platform/via-camera.c @@ -17,7 +17,7 @@ #include <linux/videodev2.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> -#include <media/v4l2-chip-ident.h> +#include <media/v4l2-ctrls.h> #include <media/ov7670.h> #include <media/videobuf-dma-sg.h> #include <linux/delay.h> @@ -63,6 +63,7 @@ enum viacam_opstate { S_IDLE = 0, S_RUNNING = 1 }; struct via_camera { struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler ctrl_handler; struct video_device vdev; struct v4l2_subdev *sensor; struct platform_device *platdev; @@ -803,61 +804,6 @@ static const struct v4l2_file_operations viacam_fops = { * The long list of v4l2 ioctl ops */ -static int viacam_g_chip_ident(struct file *file, void *priv, - struct v4l2_dbg_chip_ident *ident) -{ - struct via_camera *cam = priv; - - ident->ident = V4L2_IDENT_NONE; - ident->revision = 0; - if (v4l2_chip_match_host(&ident->match)) { - ident->ident = V4L2_IDENT_VIA_VX855; - return 0; - } - return sensor_call(cam, core, g_chip_ident, ident); -} - -/* - * Control ops are passed through to the sensor. - */ -static int viacam_queryctrl(struct file *filp, void *priv, - struct v4l2_queryctrl *qc) -{ - struct via_camera *cam = priv; - int ret; - - mutex_lock(&cam->lock); - ret = sensor_call(cam, core, queryctrl, qc); - mutex_unlock(&cam->lock); - return ret; -} - - -static int viacam_g_ctrl(struct file *filp, void *priv, - struct v4l2_control *ctrl) -{ - struct via_camera *cam = priv; - int ret; - - mutex_lock(&cam->lock); - ret = sensor_call(cam, core, g_ctrl, ctrl); - mutex_unlock(&cam->lock); - return ret; -} - - -static int viacam_s_ctrl(struct file *filp, void *priv, - struct v4l2_control *ctrl) -{ - struct via_camera *cam = priv; - int ret; - - mutex_lock(&cam->lock); - ret = sensor_call(cam, core, s_ctrl, ctrl); - mutex_unlock(&cam->lock); - return ret; -} - /* * Only one input. */ @@ -886,11 +832,17 @@ static int viacam_s_input(struct file *filp, void *priv, unsigned int i) return 0; } -static int viacam_s_std(struct file *filp, void *priv, v4l2_std_id *std) +static int viacam_s_std(struct file *filp, void *priv, v4l2_std_id std) { return 0; } +static int viacam_g_std(struct file *filp, void *priv, v4l2_std_id *std) +{ + *std = V4L2_STD_NTSC_M; + return 0; +} + /* * Video format stuff. Here is our default format until * user space messes with things. @@ -1213,14 +1165,11 @@ static int viacam_enum_frameintervals(struct file *filp, void *priv, static const struct v4l2_ioctl_ops viacam_ioctl_ops = { - .vidioc_g_chip_ident = viacam_g_chip_ident, - .vidioc_queryctrl = viacam_queryctrl, - .vidioc_g_ctrl = viacam_g_ctrl, - .vidioc_s_ctrl = viacam_s_ctrl, .vidioc_enum_input = viacam_enum_input, .vidioc_g_input = viacam_g_input, .vidioc_s_input = viacam_s_input, .vidioc_s_std = viacam_s_std, + .vidioc_g_std = viacam_g_std, .vidioc_enum_fmt_vid_cap = viacam_enum_fmt_vid_cap, .vidioc_try_fmt_vid_cap = viacam_try_fmt_vid_cap, .vidioc_g_fmt_vid_cap = viacam_g_fmt_vid_cap, @@ -1308,7 +1257,6 @@ static struct video_device viacam_v4l_template = { .name = "via-camera", .minor = -1, .tvnorms = V4L2_STD_NTSC_M, - .current_norm = V4L2_STD_NTSC_M, .fops = &viacam_fops, .ioctl_ops = &viacam_ioctl_ops, .release = video_device_release_empty, /* Check this */ @@ -1418,8 +1366,12 @@ static int viacam_probe(struct platform_device *pdev) ret = v4l2_device_register(&pdev->dev, &cam->v4l2_dev); if (ret) { dev_err(&pdev->dev, "Unable to register v4l2 device\n"); - return ret; + goto out_free; } + ret = v4l2_ctrl_handler_init(&cam->ctrl_handler, 10); + if (ret) + goto out_unregister; + cam->v4l2_dev.ctrl_handler = &cam->ctrl_handler; /* * Convince the system that we can do DMA. */ @@ -1436,7 +1388,7 @@ static int viacam_probe(struct platform_device *pdev) */ ret = via_sensor_power_setup(cam); if (ret) - goto out_unregister; + goto out_ctrl_hdl_free; via_sensor_power_up(cam); /* @@ -1485,8 +1437,12 @@ out_irq: free_irq(viadev->pdev->irq, cam); out_power_down: via_sensor_power_release(cam); +out_ctrl_hdl_free: + v4l2_ctrl_handler_free(&cam->ctrl_handler); out_unregister: v4l2_device_unregister(&cam->v4l2_dev); +out_free: + kfree(cam); return ret; } @@ -1499,6 +1455,8 @@ static int viacam_remove(struct platform_device *pdev) v4l2_device_unregister(&cam->v4l2_dev); free_irq(viadev->pdev->irq, cam); via_sensor_power_release(cam); + v4l2_ctrl_handler_free(&cam->ctrl_handler); + kfree(cam); via_cam_info = NULL; return 0; } |
