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authorSascha Sommer <saschasommer@freenet.de>2005-11-08 21:37:33 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-09 07:56:18 -0800
commit74458e6c1aea9e422e46030e7bc61e9b0984be5b (patch)
treea3eb63aee04b2ac457ed44e888a15762c2cc3e13 /drivers/media/video
parentd5e5265315770bda46c50ecaa64e2b9790f2064c (diff)
[PATCH] v4l: 786: chip id removed since it isn t required anymore
- Chip_id removed since it isn't required anymore. Signed-off-by: Sascha Sommer <saschasommer@freenet.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/media/video')
-rw-r--r--drivers/media/video/em28xx/em28xx-cards.c3
-rw-r--r--drivers/media/video/em28xx/em28xx-core.c12
-rw-r--r--drivers/media/video/em28xx/em28xx-video.c12
-rw-r--r--drivers/media/video/em28xx/em28xx.h1
4 files changed, 24 insertions, 4 deletions
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 919520f8997..59f8fa0bea6 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -160,7 +160,6 @@ struct em2820_board em2820_boards[] = {
},
[EM2800_BOARD_TERRATEC_CINERGY_200] = {
.name = "Terratec Cinergy 200 USB",
- .chip_id = 0x4,
.is_em2800 = 1,
.vchannels = 3,
.norm = VIDEO_MODE_PAL,
@@ -184,7 +183,6 @@ struct em2820_board em2820_boards[] = {
},
[EM2800_BOARD_LEADTEK_WINFAST_USBII] = {
.name = "Leadtek Winfast USB II",
- .chip_id = 0x2,
.is_em2800 = 1,
.vchannels = 3,
.norm = VIDEO_MODE_PAL,
@@ -208,7 +206,6 @@ struct em2820_board em2820_boards[] = {
},
[EM2800_BOARD_KWORLD_USB2800] = {
.name = "Kworld USB2800",
- .chip_id = 0x7,
.is_em2800 = 1,
.vchannels = 3,
.norm = VIDEO_MODE_PAL,
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index f5e22154a97..f7b8fb035c9 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -437,6 +437,18 @@ int em2820_scaler_set(struct em2820 *dev, u16 h, u16 v)
buf[0] = v;
buf[1] = v >> 8;
em2820_write_regs(dev, VSCALELOW_REG, (char *)buf, 2);
+ if(dev->is_em2800){
+ /* FIXME */
+ /* random ratio scaling and 720x567 doesn't seem to work */
+ /* the maximum we can get is 640x480 with disabled scaler */
+ /* and norm_maxw set to 640 */
+ if(dev->width == 640 && dev->height == 480)
+ return em2820_write_regs(dev, COMPR_REG,"\x00",1);
+ if(dev->height > 288)
+ return em2820_write_regs(dev, COMPR_REG,"\x10",1);
+ if(dev->width > 360)
+ return em2820_write_regs(dev, COMPR_REG,"\x20",1);
+ }
/* when H and V mixershould be used? */
/* return em2820_write_reg_bits(dev, COMPR_REG, (h ? 0x20 : 0x00) | (v ? 0x10 : 0x00), 0x30); */
/* it seems that both H and V scalers must be active to work correctly */
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index f3fc44b352b..048ad1d77ba 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -1272,6 +1272,18 @@ static int em2820_video_do_ioctl(struct inode *inode, struct file *filp,
if (width > maxw)
width = maxw;
+ /* FIXME*/
+ if(dev->is_em2800){
+ /* we only know how to scale to 50% */
+ if(height % (maxh / 2))
+ height=maxh;
+ if(width % (maxw / 2))
+ width=maxw;
+ /* larger resoltion don't seem to work either */
+ if(width == maxw && height == maxh)
+ width /= 2;
+ }
+
if ((hscale =
(((unsigned long)maxw) << 12) / width - 4096L) >=
0x4000)
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index 31b23f0db05..a11df04a8c3 100644
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -159,7 +159,6 @@ enum em2820_decoder {
struct em2820_board {
char *name;
- unsigned char chip_id;
int vchannels;
int norm;
int tuner_type;