diff options
Diffstat (limited to 'linux/drivers/media/video/w9968cf.c')
-rw-r--r-- | linux/drivers/media/video/w9968cf.c | 48 |
1 files changed, 22 insertions, 26 deletions
diff --git a/linux/drivers/media/video/w9968cf.c b/linux/drivers/media/video/w9968cf.c index dd519e48c..5324c092a 100644 --- a/linux/drivers/media/video/w9968cf.c +++ b/linux/drivers/media/video/w9968cf.c @@ -42,6 +42,7 @@ #include <asm/page.h> #include <asm/uaccess.h> #include <linux/page-flags.h> +#include <linux/videodev.h> #include <media/v4l2-ioctl.h> #include "w9968cf.h" @@ -463,7 +464,7 @@ static int w9968cf_set_picture(struct w9968cf_device*, struct video_picture); static int w9968cf_set_window(struct w9968cf_device*, struct video_window); static int w9968cf_postprocess_frame(struct w9968cf_device*, struct w9968cf_frame_t*); -static int w9968cf_adjust_window_size(struct w9968cf_device*, u16* w, u16* h); +static int w9968cf_adjust_window_size(struct w9968cf_device*, u32 *w, u32 *h); static void w9968cf_init_framelist(struct w9968cf_device*); static void w9968cf_push_frame(struct w9968cf_device*, u8 f_num); static void w9968cf_pop_frame(struct w9968cf_device*,struct w9968cf_frame_t**); @@ -1507,9 +1508,8 @@ static int w9968cf_i2c_init(struct w9968cf_device* cam) }; static struct i2c_adapter adap = { - .id = I2C_HW_SMBUS_W9968CF, .owner = THIS_MODULE, -#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26) .class = I2C_CLASS_TV_ANALOG, #endif .algo = &algo, @@ -1776,8 +1776,7 @@ w9968cf_set_window(struct w9968cf_device* cam, struct video_window win) #define UNSC(x) ((x) >> 10) /* Make sure we are using a supported resolution */ - if ((err = w9968cf_adjust_window_size(cam, (u16*)&win.width, - (u16*)&win.height))) + if ((err = w9968cf_adjust_window_size(cam, &win.width, &win.height))) goto error; /* Scaling factors */ @@ -1927,12 +1926,9 @@ error: Return 0 on success, -1 otherwise. --------------------------------------------------------------------------*/ static int -w9968cf_adjust_window_size(struct w9968cf_device* cam, u16* width, u16* height) +w9968cf_adjust_window_size(struct w9968cf_device *cam, u32 *width, u32 *height) { - u16 maxw, maxh; - - if ((*width < cam->minwidth) || (*height < cam->minheight)) - return -ERANGE; + unsigned int maxw, maxh, align; maxw = cam->upscaling && !(cam->vpp_flag & VPP_DECOMPRESSION) && w9968cf_vpp ? max((u16)W9968CF_MAX_WIDTH, cam->maxwidth) @@ -1940,16 +1936,10 @@ w9968cf_adjust_window_size(struct w9968cf_device* cam, u16* width, u16* height) maxh = cam->upscaling && !(cam->vpp_flag & VPP_DECOMPRESSION) && w9968cf_vpp ? max((u16)W9968CF_MAX_HEIGHT, cam->maxheight) : cam->maxheight; + align = (cam->vpp_flag & VPP_DECOMPRESSION) ? 4 : 0; - if (*width > maxw) - *width = maxw; - if (*height > maxh) - *height = maxh; - - if (cam->vpp_flag & VPP_DECOMPRESSION) { - *width &= ~15L; /* multiple of 16 */ - *height &= ~15L; - } + v4l_bound_align_image(width, cam->minwidth, maxw, align, + height, cam->minheight, maxh, align, 0); PDBGG("Window size adjusted w=%u, h=%u ", *width, *height) @@ -3056,8 +3046,8 @@ static long w9968cf_v4l_ioctl(struct file *filp, if (win.clipcount != 0 || win.flags != 0) return -EINVAL; - if ((err = w9968cf_adjust_window_size(cam, (u16*)&win.width, - (u16*)&win.height))) { + if ((err = w9968cf_adjust_window_size(cam, &win.width, + &win.height))) { DBG(4, "Resolution not supported (%ux%u). " "VIDIOCSWIN failed", win.width, win.height) return err; @@ -3129,6 +3119,7 @@ static long w9968cf_v4l_ioctl(struct file *filp, { struct video_mmap mmap; struct w9968cf_frame_t* fr; + u32 w, h; int err = 0; if (copy_from_user(&mmap, arg, sizeof(mmap))) @@ -3177,8 +3168,10 @@ static long w9968cf_v4l_ioctl(struct file *filp, } } - if ((err = w9968cf_adjust_window_size(cam, (u16*)&mmap.width, - (u16*)&mmap.height))) { + w = mmap.width; h = mmap.height; + err = w9968cf_adjust_window_size(cam, &w, &h); + mmap.width = w; mmap.height = h; + if (err) { DBG(4, "Resolution not supported (%dx%d). " "VIDIOCMCAPTURE failed", mmap.width, mmap.height) @@ -3453,7 +3446,7 @@ w9968cf_usb_probe(struct usb_interface* intf, const struct usb_device_id* id) if (!cam) return -ENOMEM; - err = v4l2_device_register(&udev->dev, &cam->v4l2_dev); + err = v4l2_device_register(&intf->dev, &cam->v4l2_dev); if (err) goto fail0; @@ -3536,7 +3529,8 @@ w9968cf_usb_probe(struct usb_interface* intf, const struct usb_device_id* id) w9968cf_turn_on_led(cam); w9968cf_i2c_init(cam); - cam->sensor_sd = v4l2_i2c_new_probed_subdev(&cam->i2c_adapter, + cam->sensor_sd = v4l2_i2c_new_probed_subdev(&cam->v4l2_dev, + &cam->i2c_adapter, "ovcamchip", "ovcamchip", addrs); usb_set_intfdata(intf, cam); @@ -3570,7 +3564,9 @@ static void w9968cf_usb_disconnect(struct usb_interface* intf) cam->disconnected = 1; - DBG(2, "Disconnecting %s...", symbolic(camlist, cam->id)) + DBG(2, "Disconnecting %s...", symbolic(camlist, cam->id)); + + v4l2_device_disconnect(&cam->v4l2_dev); wake_up_interruptible_all(&cam->open); |