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authorAndoni Zubimendi <andoni.zubimendi@gmail.com>2008-07-17 05:35:52 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-07-20 07:27:24 -0300
commitd87616f5a5af028d399f2c3e14c3115c67e415cf (patch)
treebd4a209bf61ecc33103ee64af00a7803822e1bdb /drivers/media/video
parenta975a5279e39b5bc104cc8329d25a36a25136ad9 (diff)
V4L/DVB (8367): gspca: Light frequency filter / exposure / clean-up for sn9c103 ov7630.
Signed-off-by: Andoni Zubimendi <andoni.zubimendi@gmail.com> Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video')
-rw-r--r--drivers/media/video/gspca/sonixb.c41
1 files changed, 19 insertions, 22 deletions
diff --git a/drivers/media/video/gspca/sonixb.c b/drivers/media/video/gspca/sonixb.c
index 4625a464a54..045ed6b7d05 100644
--- a/drivers/media/video/gspca/sonixb.c
+++ b/drivers/media/video/gspca/sonixb.c
@@ -291,22 +291,9 @@ static const __u8 ov7630_sensor_init[][8] = {
{0xa0, 0x21, 0x76, 0x02, 0xbd, 0x06, 0xf6, 0x16},
{0xa0, 0x21, 0x00, 0x10, 0xbd, 0x06, 0xf6, 0x15}, /* gain */
};
-static const __u8 ov7630_sensor_init_3[][5][8] = {
- { {0xa0, 0x21, 0x10, 0x36, 0xbd, 0x06, 0xf6, 0x16}, /* exposure */
- {0xa0, 0x21, 0x76, 0x03, 0xbd, 0x06, 0xf6, 0x16},
- {0xa0, 0x21, 0x11, 0x01, 0xbd, 0x06, 0xf6, 0x16},
- {0xa0, 0x21, 0x00, 0x10, 0xbd, 0x06, 0xf6, 0x15}, /* gain */
- {0xb0, 0x21, 0x2a, 0xa0, 0x1c, 0x06, 0xf6, 0x1d},
- },
- { {0xa0, 0x21, 0x10, 0x83, 0xbd, 0x06, 0xf6, 0x16}, /* exposure */
- {0xa0, 0x21, 0x76, 0x00, 0xbd, 0x06, 0xf6, 0x16},
- {0xa0, 0x21, 0x11, 0x00, 0xbd, 0x06, 0xf6, 0x16},
- {0xa0, 0x21, 0x00, 0x10, 0xbd, 0x06, 0xf6, 0x15}, /* gain */
-/* {0xb0, 0x21, 0x2a, 0xc0, 0x3c, 0x06, 0xf6, 0x1d},
- * a0 1c,a0 1f,c0 3c frame rate ?line interval from ov6630 */
-/* {0xb0, 0x21, 0x2a, 0xa0, 0x1f, 0x06, 0xf6, 0x1d}, * from win */
- {0xb0, 0x21, 0x2a, 0x80, 0x60, 0x06, 0xf6, 0x1d},
- }
+static const __u8 ov7630_sensor_init_3[][8] = {
+ {0xa0, 0x21, 0x2a, 0xa0, 0x00, 0x00, 0x00, 0x10},
+ {0xa0, 0x21, 0x2a, 0x80, 0x00, 0x00, 0x00, 0x10},
};
static const __u8 initPas106[] = {
@@ -693,6 +680,15 @@ static void setexposure(struct gspca_dev *gspca_dev)
i2c[1] = sd->sensor_addr;
i2c[3] = reg10;
i2c[4] |= reg11 - 1;
+ if (sd->sensor == SENSOR_OV7630_3) {
+ __u8 reg76 = reg10 & 0x03;
+ __u8 i2c_reg76[] = {0xa0, 0x21, 0x76, 0x00,
+ 0x00, 0x00, 0x00, 0x10};
+ reg10 >>= 2;
+ i2c_reg76[3] = reg76;
+ if (i2c_w(gspca_dev, i2c_reg76) < 0)
+ PDEBUG(D_ERR, "i2c error exposure");
+ }
if (i2c_w(gspca_dev, i2c) < 0)
PDEBUG(D_ERR, "i2c error exposure");
break;
@@ -705,12 +701,13 @@ static void setfreq(struct gspca_dev *gspca_dev)
struct sd *sd = (struct sd *) gspca_dev;
switch (sd->sensor) {
- case SENSOR_OV6650: {
+ case SENSOR_OV6650:
+ case SENSOR_OV7630_3: {
/* Framerate adjust register for artificial light 50 hz flicker
compensation, identical to ov6630 0x2b register, see ov6630
datasheet.
0x4f -> (30 fps -> 25 fps), 0x00 -> no adjustment */
- __u8 i2c[] = {0xa0, 0x60, 0x2b, 0x00, 0x00, 0x00, 0x00, 0x10};
+ __u8 i2c[] = {0xa0, 0x00, 0x2b, 0x00, 0x00, 0x00, 0x00, 0x10};
switch (sd->freq) {
default:
/* case 0: * no filter*/
@@ -718,9 +715,10 @@ static void setfreq(struct gspca_dev *gspca_dev)
i2c[3] = 0;
break;
case 1: /* 50 hz */
- i2c[3] = 0x4f;
+ i2c[3] = (sd->sensor == SENSOR_OV6650)? 0x4f:0x8a;
break;
}
+ i2c[1] = sd->sensor_addr;
if (i2c_w(gspca_dev, i2c) < 0)
PDEBUG(D_ERR, "i2c error setfreq");
break;
@@ -804,7 +802,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
sd->sensor_addr = 0x21;
sd->fr_h_sz = 18; /* size of frame header */
sd->sensor_has_gain = 1;
- sd->sd_desc.nctrls = 4;
+ sd->sd_desc.nctrls = 5;
sd->sd_desc.dq_callback = do_autogain;
sd->autogain = 0;
break;
@@ -982,8 +980,7 @@ static void sd_start(struct gspca_dev *gspca_dev)
i2c_w_vector(gspca_dev, ov7630_sensor_init_com,
sizeof ov7630_sensor_init_com);
msleep(200);
- i2c_w_vector(gspca_dev, ov7630_sensor_init_3[mode],
- sizeof ov7630_sensor_init_3[mode]);
+ i2c_w(gspca_dev, ov7630_sensor_init_3[mode]);
break;
case SENSOR_PAS106:
pas106_i2cinit(gspca_dev);