diff options
| author | Frank Schaefer <fschaefer.oss@googlemail.com> | 2013-02-15 14:38:31 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-03-04 14:50:31 -0300 |
| commit | 43a5e08d0006b99308f0a1c9c14cf5551df35385 (patch) | |
| tree | d701f22c9043ab028a89936ca9dc759ad15ade91 /drivers | |
| parent | 7960205066632fea0245eda65278039d0f4f791c (diff) | |
| download | linux-43a5e08d0006b99308f0a1c9c14cf5551df35385.tar.gz linux-43a5e08d0006b99308f0a1c9c14cf5551df35385.tar.xz | |
[media] em28xx: introduce #defines for the image quality default settings
The image quality default values will be used in at least two different places
and by using #defines we make sure that they are always consistent.
Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/usb/em28xx/em28xx-core.c | 12 | ||||
| -rw-r--r-- | drivers/media/usb/em28xx/em28xx-reg.h | 23 |
2 files changed, 23 insertions, 12 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c index 26d249971a01..b2dcb3d1342d 100644 --- a/drivers/media/usb/em28xx/em28xx-core.c +++ b/drivers/media/usb/em28xx/em28xx-core.c @@ -607,12 +607,12 @@ EXPORT_SYMBOL_GPL(em28xx_audio_setup); int em28xx_colorlevels_set_default(struct em28xx *dev) { - em28xx_write_reg(dev, EM28XX_R20_YGAIN, 0x10); /* contrast */ - em28xx_write_reg(dev, EM28XX_R21_YOFFSET, 0x00); /* brightness */ - em28xx_write_reg(dev, EM28XX_R22_UVGAIN, 0x10); /* saturation */ - em28xx_write_reg(dev, EM28XX_R23_UOFFSET, 0x00); - em28xx_write_reg(dev, EM28XX_R24_VOFFSET, 0x00); - em28xx_write_reg(dev, EM28XX_R25_SHARPNESS, 0x00); + em28xx_write_reg(dev, EM28XX_R20_YGAIN, CONTRAST_DEFAULT); + em28xx_write_reg(dev, EM28XX_R21_YOFFSET, BRIGHTNESS_DEFAULT); + em28xx_write_reg(dev, EM28XX_R22_UVGAIN, SATURATION_DEFAULT); + em28xx_write_reg(dev, EM28XX_R23_UOFFSET, BLUE_BALANCE_DEFAULT); + em28xx_write_reg(dev, EM28XX_R24_VOFFSET, RED_BALANCE_DEFAULT); + em28xx_write_reg(dev, EM28XX_R25_SHARPNESS, SHARPNESS_DEFAULT); em28xx_write_reg(dev, EM28XX_R14_GAMMA, 0x20); em28xx_write_reg(dev, EM28XX_R15_RGAIN, 0x20); diff --git a/drivers/media/usb/em28xx/em28xx-reg.h b/drivers/media/usb/em28xx/em28xx-reg.h index 0a3cb04fbeae..8fd3c7f80201 100644 --- a/drivers/media/usb/em28xx/em28xx-reg.h +++ b/drivers/media/usb/em28xx/em28xx-reg.h @@ -120,12 +120,23 @@ #define EM28XX_R1E_CWIDTH 0x1e #define EM28XX_R1F_CHEIGHT 0x1f -#define EM28XX_R20_YGAIN 0x20 -#define EM28XX_R21_YOFFSET 0x21 -#define EM28XX_R22_UVGAIN 0x22 -#define EM28XX_R23_UOFFSET 0x23 -#define EM28XX_R24_VOFFSET 0x24 -#define EM28XX_R25_SHARPNESS 0x25 +#define EM28XX_R20_YGAIN 0x20 /* contrast [0:4] */ +#define CONTRAST_DEFAULT 0x10 + +#define EM28XX_R21_YOFFSET 0x21 /* brightness */ /* signed */ +#define BRIGHTNESS_DEFAULT 0x00 + +#define EM28XX_R22_UVGAIN 0x22 /* saturation [0:4] */ +#define SATURATION_DEFAULT 0x10 + +#define EM28XX_R23_UOFFSET 0x23 /* blue balance */ /* signed */ +#define BLUE_BALANCE_DEFAULT 0x00 + +#define EM28XX_R24_VOFFSET 0x24 /* red balance */ /* signed */ +#define RED_BALANCE_DEFAULT 0x00 + +#define EM28XX_R25_SHARPNESS 0x25 /* sharpness [0:4] */ +#define SHARPNESS_DEFAULT 0x00 #define EM28XX_R26_COMPR 0x26 #define EM28XX_R27_OUTFMT 0x27 |