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path: root/drivers/media/video/gspca/zc3xx.c
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Diffstat (limited to 'drivers/media/video/gspca/zc3xx.c')
-rw-r--r--drivers/media/video/gspca/zc3xx.c95
1 files changed, 12 insertions, 83 deletions
diff --git a/drivers/media/video/gspca/zc3xx.c b/drivers/media/video/gspca/zc3xx.c
index 7d7814c43f92..d02aa5c8472a 100644
--- a/drivers/media/video/gspca/zc3xx.c
+++ b/drivers/media/video/gspca/zc3xx.c
@@ -40,7 +40,6 @@ static int force_sensor = -1;
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
- u8 brightness;
u8 contrast;
u8 gamma;
u8 autogain;
@@ -80,8 +79,6 @@ struct sd {
};
/* V4L2 controls supported by the driver */
-static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
-static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val);
@@ -94,21 +91,6 @@ static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val);
static const struct ctrl sd_ctrls[] = {
-#define BRIGHTNESS_IDX 0
- {
- {
- .id = V4L2_CID_BRIGHTNESS,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Brightness",
- .minimum = 0,
- .maximum = 255,
- .step = 1,
-#define BRIGHTNESS_DEF 128
- .default_value = BRIGHTNESS_DEF,
- },
- .set = sd_setbrightness,
- .get = sd_getbrightness,
- },
{
{
.id = V4L2_CID_CONTRAST,
@@ -150,7 +132,7 @@ static const struct ctrl sd_ctrls[] = {
.set = sd_setautogain,
.get = sd_getautogain,
},
-#define LIGHTFREQ_IDX 4
+#define LIGHTFREQ_IDX 3
{
{
.id = V4L2_CID_POWER_LINE_FREQUENCY,
@@ -6004,33 +5986,6 @@ static void setmatrix(struct gspca_dev *gspca_dev)
reg_w(gspca_dev->dev, matrix[i], 0x010a + i);
}
-static void setbrightness(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- u8 brightness;
-
- switch (sd->sensor) {
- case SENSOR_GC0305:
- case SENSOR_OV7620:
- case SENSOR_PAS202B:
- case SENSOR_PO2030:
- return;
- }
-/*fixme: is it really write to 011d and 018d for all other sensors? */
- brightness = sd->brightness;
- reg_w(gspca_dev->dev, brightness, 0x011d);
- switch (sd->sensor) {
- case SENSOR_ADCM2700:
- case SENSOR_HV7131B:
- return;
- }
- if (brightness < 0x70)
- brightness += 0x10;
- else
- brightness = 0x80;
- reg_w(gspca_dev->dev, brightness, 0x018d);
-}
-
static void setsharpness(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -6059,8 +6014,8 @@ static void setcontrast(struct gspca_dev *gspca_dev)
int g, i, k, adj, gp;
u8 gr[16];
static const u8 delta_tb[16] = /* delta for contrast */
- {0x15, 0x0d, 0x0a, 0x09, 0x08, 0x08, 0x08, 0x08,
- 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08};
+ {0x2c, 0x1a, 0x12, 0x0c, 0x0a, 0x06, 0x06, 0x06,
+ 0x04, 0x06, 0x04, 0x04, 0x03, 0x03, 0x02, 0x02};
static const u8 gamma_tb[6][16] = {
{0x00, 0x00, 0x03, 0x0d, 0x1b, 0x2e, 0x45, 0x5f,
0x79, 0x93, 0xab, 0xc1, 0xd4, 0xe5, 0xf3, 0xff},
@@ -6082,11 +6037,11 @@ static void setcontrast(struct gspca_dev *gspca_dev)
adj = 0;
gp = 0;
for (i = 0; i < 16; i++) {
- g = Tgamma[i] - delta_tb[i] * k / 128 - adj / 2;
+ g = Tgamma[i] - delta_tb[i] * k / 256 - adj / 2;
if (g > 0xff)
g = 0xff;
- else if (g <= 0)
- g = 1;
+ else if (g < 0)
+ g = 0;
reg_w(dev, g, 0x0120 + i); /* gamma */
if (k > 0)
adj--;
@@ -6203,13 +6158,13 @@ static int setlightfreq(struct gspca_dev *gspca_dev)
pas106b_50HZ, pas106b_50HZ,
pas106b_60HZ, pas106b_60HZ},
/* SENSOR_PAS202B 13 */
- {pas202b_NoFlikerScale, pas202b_NoFliker,
- pas202b_50HZScale, pas202b_50HZ,
- pas202b_60HZScale, pas202b_60HZ},
+ {pas202b_NoFliker, pas202b_NoFlikerScale,
+ pas202b_50HZ, pas202b_50HZScale,
+ pas202b_60HZ, pas202b_60HZScale},
/* SENSOR_PB0330 14 */
- {pb0330_NoFlikerScale, pb0330_NoFliker,
- pb0330_50HZScale, pb0330_50HZ,
- pb0330_60HZScale, pb0330_60HZ},
+ {pb0330_NoFliker, pb0330_NoFlikerScale,
+ pb0330_50HZ, pb0330_50HZScale,
+ pb0330_60HZ, pb0330_60HZScale},
/* SENSOR_PO2030 15 */
{po2030_NoFliker, po2030_NoFliker,
po2030_50HZ, po2030_50HZ,
@@ -6789,7 +6744,6 @@ static int sd_config(struct gspca_dev *gspca_dev,
cam->nmodes = ARRAY_SIZE(broken_vga_mode);
break;
}
- sd->brightness = BRIGHTNESS_DEF;
sd->contrast = CONTRAST_DEF;
sd->gamma = gamma[sd->sensor];
sd->autogain = AUTOGAIN_DEF;
@@ -6797,12 +6751,6 @@ static int sd_config(struct gspca_dev *gspca_dev,
sd->quality = QUALITY_DEF;
switch (sd->sensor) {
- case SENSOR_GC0305:
- case SENSOR_OV7620:
- case SENSOR_PAS202B:
- case SENSOR_PO2030:
- gspca_dev->ctrl_dis = (1 << BRIGHTNESS_IDX);
- break;
case SENSOR_HV7131B:
case SENSOR_HV7131C:
case SENSOR_OV7630C:
@@ -6893,7 +6841,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
}
setmatrix(gspca_dev);
- setbrightness(gspca_dev);
switch (sd->sensor) {
case SENSOR_ADCM2700:
case SENSOR_OV7620:
@@ -7015,24 +6962,6 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
}
-static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- sd->brightness = val;
- if (gspca_dev->streaming)
- setbrightness(gspca_dev);
- return 0;
-}
-
-static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- *val = sd->brightness;
- return 0;
-}
-
static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;