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-rw-r--r--drivers/media/video/em28xx/em28xx-cards.c18
-rw-r--r--drivers/media/video/em28xx/em28xx-core.c86
-rw-r--r--drivers/media/video/em28xx/em28xx-reg.h112
-rw-r--r--drivers/media/video/em28xx/em28xx-video.c6
-rw-r--r--drivers/media/video/em28xx/em28xx.h26
5 files changed, 124 insertions, 124 deletions
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index cbf6e179acb..ed50b4e5526 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -437,17 +437,17 @@ MODULE_DEVICE_TABLE(usb, em28xx_id_table);
/* Board Hauppauge WinTV HVR 900 analog */
struct em28xx_reg_seq hauppauge_wintv_hvr_900_analog[] = {
{ -1, -1, 6},
- {EM_R08_GPIO, 0x2d, 10},
- {EM_R08_GPIO, 0x3d, 5},
+ {EM28XX_R08_GPIO, 0x2d, 10},
+ {EM28XX_R08_GPIO, 0x3d, 5},
{ -1, -1, -1},
};
/* Board Hauppauge WinTV HVR 900 digital */
struct em28xx_reg_seq hauppauge_wintv_hvr_900_digital[] = {
{ -1, -1, 6},
- {EM_R08_GPIO, 0x2e, 6},
- {EM_R08_GPIO, 0x3e, 6},
- {EM_R04_GPO, 0x04, 10},
- {EM_R04_GPO, 0x0c, 10},
+ {EM28XX_R08_GPIO, 0x2e, 6},
+ {EM28XX_R08_GPIO, 0x3e, 6},
+ {EM2880_R04_GPO, 0x04, 10},
+ {EM2880_R04_GPO, 0x0c, 10},
{ -1, -1, -1},
};
@@ -528,7 +528,7 @@ void em28xx_pre_card_setup(struct em28xx *dev)
int rc;
dev->wait_after_write = 5;
- rc = em28xx_read_reg(dev, CHIPID_REG);
+ rc = em28xx_read_reg(dev, EM28XX_R0A_CHIPID);
if (rc > 0) {
switch (rc) {
case CHIP_ID_EM2883:
@@ -547,8 +547,8 @@ void em28xx_pre_card_setup(struct em28xx *dev)
case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
case EM2880_BOARD_TERRATEC_HYBRID_XS:
case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950:
- em28xx_write_regs(dev, XCLK_REG, "\x27", 1);
- em28xx_write_regs(dev, I2C_CLK_REG, "\x40", 1);
+ em28xx_write_regs(dev, EM28XX_R0F_XCLK, "\x27", 1);
+ em28xx_write_regs(dev, EM28XX_R06_I2C_CLK, "\x40", 1);
em28xx_write_regs(dev, 0x08, "\xff", 1);
em28xx_write_regs(dev, 0x04, "\x00", 1);
msleep(100);
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index e47b206187b..01d5f44268f 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -194,17 +194,17 @@ static int em28xx_write_ac97(struct em28xx *dev, u8 reg, u8 *val)
int ret, i;
u8 addr = reg & 0x7f;
- ret = em28xx_write_regs(dev, AC97LSB_REG, val, 2);
+ ret = em28xx_write_regs(dev, EM28XX_R40_AC97LSB, val, 2);
if (ret < 0)
return ret;
- ret = em28xx_write_regs(dev, AC97ADDR_REG, &addr, 1);
+ ret = em28xx_write_regs(dev, EM28XX_R42_AC97ADDR, &addr, 1);
if (ret < 0)
return ret;
/* Wait up to 50 ms for AC97 command to complete */
for (i = 0; i < 10; i++) {
- ret = em28xx_read_reg(dev, AC97BUSY_REG);
+ ret = em28xx_read_reg(dev, EM28XX_R43_AC97BUSY);
if (ret < 0)
return ret;
@@ -230,7 +230,7 @@ static int em28xx_set_audio_source(struct em28xx *dev)
else
input = EM2800_AUDIO_SRC_TUNER;
- ret = em28xx_write_regs(dev, EM2800_AUDIOSRC_REG, &input, 1);
+ ret = em28xx_write_regs(dev, EM2800_R08_AUDIOSRC, &input, 1);
if (ret < 0)
return ret;
}
@@ -256,7 +256,7 @@ static int em28xx_set_audio_source(struct em28xx *dev)
}
}
- ret = em28xx_write_reg_bits(dev, AUDIOSRC_REG, input, 0xc0);
+ ret = em28xx_write_reg_bits(dev, EM28XX_R0E_AUDIOSRC, input, 0xc0);
if (ret < 0)
return ret;
msleep(5);
@@ -264,11 +264,11 @@ static int em28xx_set_audio_source(struct em28xx *dev)
/* Sets AC97 mixer registers
This is seems to be needed, even for non-ac97 configs
*/
- ret = em28xx_write_ac97(dev, VIDEO_AC97, video);
+ ret = em28xx_write_ac97(dev, EM28XX_R14_VIDEO_AC97, video);
if (ret < 0)
return ret;
- ret = em28xx_write_ac97(dev, LINE_IN_AC97, line);
+ ret = em28xx_write_ac97(dev, EM28XX_R10_LINE_IN_AC97, line);
return ret;
}
@@ -284,7 +284,7 @@ int em28xx_audio_analog_set(struct em28xx *dev)
/* Mute */
s[1] |= 0x80;
- ret = em28xx_write_ac97(dev, MASTER_AC97, s);
+ ret = em28xx_write_ac97(dev, EM28XX_R02_MASTER_AC97, s);
if (ret < 0)
return ret;
@@ -295,7 +295,7 @@ int em28xx_audio_analog_set(struct em28xx *dev)
if (!dev->mute)
xclk |= 0x80;
- ret = em28xx_write_reg_bits(dev, XCLK_REG, xclk, 0xa7);
+ ret = em28xx_write_reg_bits(dev, EM28XX_R0F_XCLK, xclk, 0xa7);
if (ret < 0)
return ret;
msleep(10);
@@ -306,7 +306,7 @@ int em28xx_audio_analog_set(struct em28xx *dev)
/* Unmute device */
if (!dev->mute)
s[1] &= ~0x80;
- ret = em28xx_write_ac97(dev, MASTER_AC97, s);
+ ret = em28xx_write_ac97(dev, EM28XX_R02_MASTER_AC97, s);
return ret;
}
@@ -314,20 +314,20 @@ EXPORT_SYMBOL_GPL(em28xx_audio_analog_set);
int em28xx_colorlevels_set_default(struct em28xx *dev)
{
- em28xx_write_regs(dev, YGAIN_REG, "\x10", 1); /* contrast */
- em28xx_write_regs(dev, YOFFSET_REG, "\x00", 1); /* brightness */
- em28xx_write_regs(dev, UVGAIN_REG, "\x10", 1); /* saturation */
- em28xx_write_regs(dev, UOFFSET_REG, "\x00", 1);
- em28xx_write_regs(dev, VOFFSET_REG, "\x00", 1);
- em28xx_write_regs(dev, SHARPNESS_REG, "\x00", 1);
-
- em28xx_write_regs(dev, GAMMA_REG, "\x20", 1);
- em28xx_write_regs(dev, RGAIN_REG, "\x20", 1);
- em28xx_write_regs(dev, GGAIN_REG, "\x20", 1);
- em28xx_write_regs(dev, BGAIN_REG, "\x20", 1);
- em28xx_write_regs(dev, ROFFSET_REG, "\x00", 1);
- em28xx_write_regs(dev, GOFFSET_REG, "\x00", 1);
- return em28xx_write_regs(dev, BOFFSET_REG, "\x00", 1);
+ em28xx_write_regs(dev, EM28XX_R20_YGAIN, "\x10", 1); /* contrast */
+ em28xx_write_regs(dev, EM28XX_R21_YOFFSET, "\x00", 1); /* brightness */
+ em28xx_write_regs(dev, EM28XX_R22_UVGAIN, "\x10", 1); /* saturation */
+ em28xx_write_regs(dev, EM28XX_R23_UOFFSET, "\x00", 1);
+ em28xx_write_regs(dev, EM28XX_R24_VOFFSET, "\x00", 1);
+ em28xx_write_regs(dev, EM28XX_R25_SHARPNESS, "\x00", 1);
+
+ em28xx_write_regs(dev, EM28XX_R14_GAMMA, "\x20", 1);
+ em28xx_write_regs(dev, EM28XX_R15_RGAIN, "\x20", 1);
+ em28xx_write_regs(dev, EM28XX_R16_GGAIN, "\x20", 1);
+ em28xx_write_regs(dev, EM28XX_R17_BGAIN, "\x20", 1);
+ em28xx_write_regs(dev, EM28XX_R18_ROFFSET, "\x00", 1);
+ em28xx_write_regs(dev, EM28XX_R19_GOFFSET, "\x00", 1);
+ return em28xx_write_regs(dev, EM28XX_R1A_BOFFSET, "\x00", 1);
}
int em28xx_capture_start(struct em28xx *dev, int start)
@@ -335,14 +335,14 @@ int em28xx_capture_start(struct em28xx *dev, int start)
int rc;
/* FIXME: which is the best order? */
/* video registers are sampled by VREF */
- rc = em28xx_write_reg_bits(dev, USBSUSP_REG,
+ rc = em28xx_write_reg_bits(dev, EM28XX_R0C_USBSUSP,
start ? 0x10 : 0x00, 0x10);
if (rc < 0)
return rc;
if (!start) {
/* disable video capture */
- rc = em28xx_write_regs(dev, VINENABLE_REG, "\x27", 1);
+ rc = em28xx_write_regs(dev, EM28XX_R12_VINENABLE, "\x27", 1);
return rc;
}
@@ -350,9 +350,9 @@ int em28xx_capture_start(struct em28xx *dev, int start)
rc = em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1);
if (dev->mode == EM28XX_ANALOG_MODE)
- rc = em28xx_write_regs(dev, VINENABLE_REG, "\x67", 1);
+ rc = em28xx_write_regs(dev, EM28XX_R12_VINENABLE, "\x67", 1);
else
- rc = em28xx_write_regs(dev, VINENABLE_REG, "\x37", 1);
+ rc = em28xx_write_regs(dev, EM28XX_R12_VINENABLE, "\x37", 1);
msleep(6);
@@ -361,9 +361,9 @@ int em28xx_capture_start(struct em28xx *dev, int start)
int em28xx_outfmt_set_yuv422(struct em28xx *dev)
{
- em28xx_write_regs(dev, OUTFMT_REG, "\x34", 1);
- em28xx_write_regs(dev, VINMODE_REG, "\x10", 1);
- return em28xx_write_regs(dev, VINCTRL_REG, "\x11", 1);
+ em28xx_write_regs(dev, EM28XX_R27_OUTFMT, "\x34", 1);
+ em28xx_write_regs(dev, EM28XX_R10_VINMODE, "\x10", 1);
+ return em28xx_write_regs(dev, EM28XX_R11_VINCTRL, "\x11", 1);
}
static int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax,
@@ -372,10 +372,10 @@ static int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax,
em28xx_coredbg("em28xx Scale: (%d,%d)-(%d,%d)\n",
xmin, ymin, xmax, ymax);
- em28xx_write_regs(dev, XMIN_REG, &xmin, 1);
- em28xx_write_regs(dev, XMAX_REG, &xmax, 1);
- em28xx_write_regs(dev, YMIN_REG, &ymin, 1);
- return em28xx_write_regs(dev, YMAX_REG, &ymax, 1);
+ em28xx_write_regs(dev, EM28XX_R28_XMIN, &xmin, 1);
+ em28xx_write_regs(dev, EM28XX_R29_XMAX, &xmax, 1);
+ em28xx_write_regs(dev, EM28XX_R2A_YMIN, &ymin, 1);
+ return em28xx_write_regs(dev, EM28XX_R2B_YMAX, &ymax, 1);
}
static int em28xx_capture_area_set(struct em28xx *dev, u8 hstart, u8 vstart,
@@ -389,11 +389,11 @@ static int em28xx_capture_area_set(struct em28xx *dev, u8 hstart, u8 vstart,
(width | (overflow & 2) << 7),
(height | (overflow & 1) << 8));
- em28xx_write_regs(dev, HSTART_REG, &hstart, 1);
- em28xx_write_regs(dev, VSTART_REG, &vstart, 1);
- em28xx_write_regs(dev, CWIDTH_REG, &cwidth, 1);
- em28xx_write_regs(dev, CHEIGHT_REG, &cheight, 1);
- return em28xx_write_regs(dev, OFLOW_REG, &overflow, 1);
+ em28xx_write_regs(dev, EM28XX_R1C_HSTART, &hstart, 1);
+ em28xx_write_regs(dev, EM28XX_R1D_VSTART, &vstart, 1);
+ em28xx_write_regs(dev, EM28XX_R1E_CWIDTH, &cwidth, 1);
+ em28xx_write_regs(dev, EM28XX_R1F_CHEIGHT, &cheight, 1);
+ return em28xx_write_regs(dev, EM28XX_R1B_OFLOW, &overflow, 1);
}
static int em28xx_scaler_set(struct em28xx *dev, u16 h, u16 v)
@@ -406,15 +406,15 @@ static int em28xx_scaler_set(struct em28xx *dev, u16 h, u16 v)
u8 buf[2];
buf[0] = h;
buf[1] = h >> 8;
- em28xx_write_regs(dev, HSCALELOW_REG, (char *)buf, 2);
+ em28xx_write_regs(dev, EM28XX_R30_HSCALELOW, (char *)buf, 2);
buf[0] = v;
buf[1] = v >> 8;
- em28xx_write_regs(dev, VSCALELOW_REG, (char *)buf, 2);
+ em28xx_write_regs(dev, EM28XX_R32_VSCALELOW, (char *)buf, 2);
/* it seems that both H and V scalers must be active
to work correctly */
mode = (h || v)? 0x30: 0x00;
}
- return em28xx_write_reg_bits(dev, COMPR_REG, mode, 0x30);
+ return em28xx_write_reg_bits(dev, EM28XX_R26_COMPR, mode, 0x30);
}
/* FIXME: this only function read values from dev */
diff --git a/drivers/media/video/em28xx/em28xx-reg.h b/drivers/media/video/em28xx/em28xx-reg.h
index 02eb2b171ba..9058bed0795 100644
--- a/drivers/media/video/em28xx/em28xx-reg.h
+++ b/drivers/media/video/em28xx/em28xx-reg.h
@@ -13,68 +13,68 @@
#define EM_GPO_3 (1 << 3)
/* em2800 registers */
-#define EM2800_AUDIOSRC_REG 0x08
+#define EM2800_R08_AUDIOSRC 0x08
/* em28xx registers */
/* GPIO/GPO registers */
-#define EM_R04_GPO 0x04 /* em2880-em2883 only */
-#define EM_R08_GPIO 0x08 /* em2820 or upper */
-
-#define I2C_CLK_REG 0x06
-#define CHIPID_REG 0x0a
-#define USBSUSP_REG 0x0c /* */
-
-#define AUDIOSRC_REG 0x0e
-#define XCLK_REG 0x0f
-
-#define VINMODE_REG 0x10
-#define VINCTRL_REG 0x11
-#define VINENABLE_REG 0x12 /* */
-
-#define GAMMA_REG 0x14
-#define RGAIN_REG 0x15
-#define GGAIN_REG 0x16
-#define BGAIN_REG 0x17
-#define ROFFSET_REG 0x18
-#define GOFFSET_REG 0x19
-#define BOFFSET_REG 0x1a
-
-#define OFLOW_REG 0x1b
-#define HSTART_REG 0x1c
-#define VSTART_REG 0x1d
-#define CWIDTH_REG 0x1e
-#define CHEIGHT_REG 0x1f
-
-#define YGAIN_REG 0x20
-#define YOFFSET_REG 0x21
-#define UVGAIN_REG 0x22
-#define UOFFSET_REG 0x23
-#define VOFFSET_REG 0x24
-#define SHARPNESS_REG 0x25
-
-#define COMPR_REG 0x26
-#define OUTFMT_REG 0x27
-
-#define XMIN_REG 0x28
-#define XMAX_REG 0x29
-#define YMIN_REG 0x2a
-#define YMAX_REG 0x2b
-
-#define HSCALELOW_REG 0x30
-#define HSCALEHIGH_REG 0x31
-#define VSCALELOW_REG 0x32
-#define VSCALEHIGH_REG 0x33
-
-#define AC97LSB_REG 0x40
-#define AC97MSB_REG 0x41
-#define AC97ADDR_REG 0x42
-#define AC97BUSY_REG 0x43
+#define EM2880_R04_GPO 0x04 /* em2880-em2883 only */
+#define EM28XX_R08_GPIO 0x08 /* em2820 or upper */
+
+#define EM28XX_R06_I2C_CLK 0x06
+#define EM28XX_R0A_CHIPID 0x0a
+#define EM28XX_R0C_USBSUSP 0x0c /* */
+
+#define EM28XX_R0E_AUDIOSRC 0x0e
+#define EM28XX_R0F_XCLK 0x0f
+
+#define EM28XX_R10_VINMODE 0x10
+#define EM28XX_R11_VINCTRL 0x11
+#define EM28XX_R12_VINENABLE 0x12 /* */
+
+#define EM28XX_R14_GAMMA 0x14
+#define EM28XX_R15_RGAIN 0x15
+#define EM28XX_R16_GGAIN 0x16
+#define EM28XX_R17_BGAIN 0x17
+#define EM28XX_R18_ROFFSET 0x18
+#define EM28XX_R19_GOFFSET 0x19
+#define EM28XX_R1A_BOFFSET 0x1a
+
+#define EM28XX_R1B_OFLOW 0x1b
+#define EM28XX_R1C_HSTART 0x1c
+#define EM28XX_R1D_VSTART 0x1d
+#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_R26_COMPR 0x26
+#define EM28XX_R27_OUTFMT 0x27
+
+#define EM28XX_R28_XMIN 0x28
+#define EM28XX_R29_XMAX 0x29
+#define EM28XX_R2A_YMIN 0x2a
+#define EM28XX_R2B_YMAX 0x2b
+
+#define EM28XX_R30_HSCALELOW 0x30
+#define EM28XX_R31_HSCALEHIGH 0x31
+#define EM28XX_R32_VSCALELOW 0x32
+#define EM28XX_R33_VSCALEHIGH 0x33
+
+#define EM28XX_R40_AC97LSB 0x40
+#define EM28XX_R41_AC97MSB 0x41
+#define EM28XX_R42_AC97ADDR 0x42
+#define EM28XX_R43_AC97BUSY 0x43
/* em202 registers */
-#define MASTER_AC97 0x02
-#define LINE_IN_AC97 0x10
-#define VIDEO_AC97 0x14
+#define EM28XX_R02_MASTER_AC97 0x02
+#define EM28XX_R10_LINE_IN_AC97 0x10
+#define EM28XX_R14_VIDEO_AC97 0x14
/* register settings */
#define EM2800_AUDIO_SRC_TUNER 0x0d
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index a8aa09c5bc5..fb533fda219 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -1142,9 +1142,9 @@ static int vidioc_s_frequency(struct file *file, void *priv,
static int em28xx_reg_len(int reg)
{
switch (reg) {
- case AC97LSB_REG:
- case HSCALELOW_REG:
- case VSCALELOW_REG:
+ case EM28XX_R40_AC97LSB:
+ case EM28XX_R30_HSCALELOW:
+ case EM28XX_R32_VSCALELOW:
return 2;
default:
return 1;
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index 2188bc44c46..e4a56d8dfcf 100644
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -500,73 +500,73 @@ int em28xx_get_key_pinnacle_usb_grey(struct IR_i2c *ir, u32 *ir_key,
static inline int em28xx_compression_disable(struct em28xx *dev)
{
/* side effect of disabling scaler and mixer */
- return em28xx_write_regs(dev, COMPR_REG, "\x00", 1);
+ return em28xx_write_regs(dev, EM28XX_R26_COMPR, "\x00", 1);
}
static inline int em28xx_contrast_get(struct em28xx *dev)
{
- return em28xx_read_reg(dev, YGAIN_REG) & 0x1f;
+ return em28xx_read_reg(dev, EM28XX_R20_YGAIN) & 0x1f;
}
static inline int em28xx_brightness_get(struct em28xx *dev)
{
- return em28xx_read_reg(dev, YOFFSET_REG);
+ return em28xx_read_reg(dev, EM28XX_R21_YOFFSET);
}
static inline int em28xx_saturation_get(struct em28xx *dev)
{
- return em28xx_read_reg(dev, UVGAIN_REG) & 0x1f;
+ return em28xx_read_reg(dev, EM28XX_R22_UVGAIN) & 0x1f;
}
static inline int em28xx_u_balance_get(struct em28xx *dev)
{
- return em28xx_read_reg(dev, UOFFSET_REG);
+ return em28xx_read_reg(dev, EM28XX_R23_UOFFSET);
}
static inline int em28xx_v_balance_get(struct em28xx *dev)
{
- return em28xx_read_reg(dev, VOFFSET_REG);
+ return em28xx_read_reg(dev, EM28XX_R24_VOFFSET);
}
static inline int em28xx_gamma_get(struct em28xx *dev)
{
- return em28xx_read_reg(dev, GAMMA_REG) & 0x3f;
+ return em28xx_read_reg(dev, EM28XX_R14_GAMMA) & 0x3f;
}
static inline int em28xx_contrast_set(struct em28xx *dev, s32 val)
{
u8 tmp = (u8) val;
- return em28xx_write_regs(dev, YGAIN_REG, &tmp, 1);
+ return em28xx_write_regs(dev, EM28XX_R20_YGAIN, &tmp, 1);
}
static inline int em28xx_brightness_set(struct em28xx *dev, s32 val)
{
u8 tmp = (u8) val;
- return em28xx_write_regs(dev, YOFFSET_REG, &tmp, 1);
+ return em28xx_write_regs(dev, EM28XX_R21_YOFFSET, &tmp, 1);
}
static inline int em28xx_saturation_set(struct em28xx *dev, s32 val)
{
u8 tmp = (u8) val;
- return em28xx_write_regs(dev, UVGAIN_REG, &tmp, 1);
+ return em28xx_write_regs(dev, EM28XX_R22_UVGAIN, &tmp, 1);
}
static inline int em28xx_u_balance_set(struct em28xx *dev, s32 val)
{
u8 tmp = (u8) val;
- return em28xx_write_regs(dev, UOFFSET_REG, &tmp, 1);
+ return em28xx_write_regs(dev, EM28XX_R23_UOFFSET, &tmp, 1);
}
static inline int em28xx_v_balance_set(struct em28xx *dev, s32 val)
{
u8 tmp = (u8) val;
- return em28xx_write_regs(dev, VOFFSET_REG, &tmp, 1);
+ return em28xx_write_regs(dev, EM28XX_R24_VOFFSET, &tmp, 1);
}
static inline int em28xx_gamma_set(struct em28xx *dev, s32 val)
{
u8 tmp = (u8) val;
- return em28xx_write_regs(dev, GAMMA_REG, &tmp, 1);
+ return em28xx_write_regs(dev, EM28XX_R14_GAMMA, &tmp, 1);
}
/*FIXME: maxw should be dependent of alt mode */