diff options
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-core.c')
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-core.c | 12 |
1 files changed, 12 insertions, 0 deletions
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 */ |