diff options
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-video.c')
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-video.c | 85 |
1 files changed, 36 insertions, 49 deletions
diff --git a/drivers/media/video/saa7134/saa7134-video.c b/drivers/media/video/saa7134/saa7134-video.c index f2cb63053041..9985ded20950 100644 --- a/drivers/media/video/saa7134/saa7134-video.c +++ b/drivers/media/video/saa7134/saa7134-video.c @@ -26,6 +26,7 @@ #include <linux/moduleparam.h> #include <linux/kernel.h> #include <linux/slab.h> +#include <linux/sort.h> #include "saa7134-reg.h" #include "saa7134.h" @@ -516,14 +517,12 @@ static int res_get(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int return 1; } -static -int res_check(struct saa7134_fh *fh, unsigned int bit) +static int res_check(struct saa7134_fh *fh, unsigned int bit) { return (fh->resources & bit); } -static -int res_locked(struct saa7134_dev *dev, unsigned int bit) +static int res_locked(struct saa7134_dev *dev, unsigned int bit) { return (dev->resources & bit); } @@ -603,7 +602,14 @@ static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm) saa_writeb(SAA7134_RAW_DATA_GAIN, 0x40); saa_writeb(SAA7134_RAW_DATA_OFFSET, 0x80); - saa7134_i2c_call_clients(dev,VIDIOC_S_STD,&norm->id); + /* only tell the tuner if this is a tv input */ + if (card_in(dev,dev->ctl_input).tv) { + if ((card(dev).tuner_type == TUNER_PHILIPS_TDA8290) + && ((card(dev).tuner_config == 1) + || (card(dev).tuner_config == 2))) + saa7134_set_gpio(dev, 22, 5); + saa7134_i2c_call_clients(dev,VIDIOC_S_STD,&norm->id); + } } static void video_mux(struct saa7134_dev *dev, int input) @@ -732,25 +738,6 @@ struct cliplist { __u8 disable; }; -static void sort_cliplist(struct cliplist *cl, int entries) -{ - struct cliplist swap; - int i,j,n; - - for (i = entries-2; i >= 0; i--) { - for (n = 0, j = 0; j <= i; j++) { - if (cl[j].position > cl[j+1].position) { - swap = cl[j]; - cl[j] = cl[j+1]; - cl[j+1] = swap; - n++; - } - } - if (0 == n) - break; - } -} - static void set_cliplist(struct saa7134_dev *dev, int reg, struct cliplist *cl, int entries, char *name) { @@ -784,15 +771,27 @@ static int clip_range(int val) return val; } +/* Sort into smallest position first order */ +static int cliplist_cmp(const void *a, const void *b) +{ + const struct cliplist *cla = a; + const struct cliplist *clb = b; + if (cla->position < clb->position) + return -1; + if (cla->position > clb->position) + return 1; + return 0; +} + static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips, int nclips, int interlace) { struct cliplist col[16], row[16]; - int cols, rows, i; + int cols = 0, rows = 0, i; int div = interlace ? 2 : 1; - memset(col,0,sizeof(col)); cols = 0; - memset(row,0,sizeof(row)); rows = 0; + memset(col, 0, sizeof(col)); + memset(row, 0, sizeof(row)); for (i = 0; i < nclips && i < 8; i++) { col[cols].position = clip_range(clips[i].c.left); col[cols].enable = (1 << i); @@ -808,8 +807,8 @@ static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips, row[rows].disable = (1 << i); rows++; } - sort_cliplist(col,cols); - sort_cliplist(row,rows); + sort(col, cols, sizeof col[0], cliplist_cmp, NULL); + sort(row, rows, sizeof row[0], cliplist_cmp, NULL); set_cliplist(dev,0x380,col,cols,"cols"); set_cliplist(dev,0x384,row,rows,"rows"); return 0; @@ -1261,19 +1260,14 @@ static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh) static int saa7134_resource(struct saa7134_fh *fh) { - int res = 0; + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) + return RESOURCE_VIDEO; - switch (fh->type) { - case V4L2_BUF_TYPE_VIDEO_CAPTURE: - res = RESOURCE_VIDEO; - break; - case V4L2_BUF_TYPE_VBI_CAPTURE: - res = RESOURCE_VBI; - break; - default: - BUG(); - } - return res; + if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) + return RESOURCE_VBI; + + BUG(); + return 0; } static int video_open(struct inode *inode, struct file *file) @@ -1461,8 +1455,7 @@ static int video_release(struct inode *inode, struct file *file) return 0; } -static int -video_mmap(struct file *file, struct vm_area_struct * vma) +static int video_mmap(struct file *file, struct vm_area_struct * vma) { struct saa7134_fh *fh = file->private_data; @@ -2461,12 +2454,6 @@ int saa7134_video_init2(struct saa7134_dev *dev) return 0; } -int saa7134_video_fini(struct saa7134_dev *dev) -{ - /* nothing */ - return 0; -} - void saa7134_irq_video_intl(struct saa7134_dev *dev) { static const char *st[] = { |