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[media] gspca - sonixb: Use the new control mechanism
Acked-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Jean-François Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Jean-François Moine
Mauro Carvalho Chehab
parent
fa85bb6f9b
commit
f51a8caafe
@ -56,9 +56,22 @@ MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
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MODULE_DESCRIPTION("GSPCA/SN9C102 USB Camera Driver");
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MODULE_LICENSE("GPL");
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/* controls */
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enum e_ctrl {
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BRIGHTNESS,
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GAIN,
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EXPOSURE,
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AUTOGAIN,
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FREQ,
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NCTRLS /* number of controls */
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};
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/* specific webcam descriptor */
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struct sd {
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struct gspca_dev gspca_dev; /* !! must be the first item */
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struct gspca_ctrl ctrls[NCTRLS];
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atomic_t avg_lum;
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int prev_avg_lum;
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int exp_too_low_cnt;
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@ -66,13 +79,8 @@ struct sd {
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int header_read;
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u8 header[12]; /* Header without sof marker */
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unsigned short exposure;
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unsigned char gain;
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unsigned char brightness;
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unsigned char autogain;
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unsigned char autogain_ignore_frames;
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unsigned char frames_to_drop;
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unsigned char freq; /* light freq filter setting */
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__u8 bridge; /* Type of bridge */
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#define BRIDGE_101 0
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@ -113,10 +121,9 @@ struct sensor_data {
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#define MODE_REDUCED_SIF 0x20 /* vga mode (320x240 / 160x120) on sif cam */
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/* ctrl_dis helper macros */
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#define NO_EXPO ((1 << EXPOSURE_IDX) | (1 << COARSE_EXPOSURE_IDX) | \
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(1 << AUTOGAIN_IDX))
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#define NO_FREQ (1 << FREQ_IDX)
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#define NO_BRIGHTNESS (1 << BRIGHTNESS_IDX)
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#define NO_EXPO ((1 << EXPOSURE) | (1 << AUTOGAIN))
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#define NO_FREQ (1 << FREQ)
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#define NO_BRIGHTNESS (1 << BRIGHTNESS)
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#define COMP 0xc7 /* 0x87 //0x07 */
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#define COMP1 0xc9 /* 0x89 //0x09 */
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@ -141,20 +148,14 @@ struct sensor_data {
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#define AUTOGAIN_IGNORE_FRAMES 1
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/* V4L2 controls supported by the driver */
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static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val);
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static void setbrightness(struct gspca_dev *gspca_dev);
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static void setgain(struct gspca_dev *gspca_dev);
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static void setexposure(struct gspca_dev *gspca_dev);
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static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val);
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static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val);
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static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val);
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static void setfreq(struct gspca_dev *gspca_dev);
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static const struct ctrl sd_ctrls[] = {
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#define BRIGHTNESS_IDX 0
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{
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static const struct ctrl sd_ctrls[NCTRLS] = {
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[BRIGHTNESS] = {
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{
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.id = V4L2_CID_BRIGHTNESS,
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.type = V4L2_CTRL_TYPE_INTEGER,
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@ -162,14 +163,11 @@ static const struct ctrl sd_ctrls[] = {
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.minimum = 0,
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.maximum = 255,
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.step = 1,
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#define BRIGHTNESS_DEF 127
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.default_value = BRIGHTNESS_DEF,
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.default_value = 127,
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},
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.set = sd_setbrightness,
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.get = sd_getbrightness,
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.set_control = setbrightness
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},
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#define GAIN_IDX 1
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{
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[GAIN] = {
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{
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.id = V4L2_CID_GAIN,
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.type = V4L2_CTRL_TYPE_INTEGER,
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@ -177,48 +175,31 @@ static const struct ctrl sd_ctrls[] = {
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.minimum = 0,
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.maximum = 255,
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.step = 1,
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#define GAIN_DEF 127
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#define GAIN_KNEE 230
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.default_value = GAIN_DEF,
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.default_value = 127,
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},
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.set = sd_setgain,
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.get = sd_getgain,
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.set_control = setgain
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},
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#define EXPOSURE_IDX 2
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{
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[EXPOSURE] = {
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{
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.id = V4L2_CID_EXPOSURE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Exposure",
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#define EXPOSURE_DEF 66 /* 33 ms / 30 fps (except on PASXXX) */
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#define EXPOSURE_KNEE 200 /* 100 ms / 10 fps (except on PASXXX) */
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.minimum = 0,
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.maximum = 1023,
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.step = 1,
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.default_value = EXPOSURE_DEF,
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.default_value = 66,
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/* 33 ms / 30 fps (except on PASXXX) */
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#define EXPOSURE_KNEE 200 /* 100 ms / 10 fps (except on PASXXX) */
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.flags = 0,
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},
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.set = sd_setexposure,
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.get = sd_getexposure,
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.set_control = setexposure
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},
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#define COARSE_EXPOSURE_IDX 3
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{
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{
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.id = V4L2_CID_EXPOSURE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "Exposure",
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/* for coarse exposure */
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#define COARSE_EXPOSURE_MIN 2
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#define COARSE_EXPOSURE_MAX 15
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#define COARSE_EXPOSURE_DEF 2 /* 30 fps */
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.minimum = 2,
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.maximum = 15,
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.step = 1,
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.default_value = COARSE_EXPOSURE_DEF,
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.flags = 0,
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},
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.set = sd_setexposure,
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.get = sd_getexposure,
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},
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#define AUTOGAIN_IDX 4
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{
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[AUTOGAIN] = {
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{
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.id = V4L2_CID_AUTOGAIN,
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.type = V4L2_CTRL_TYPE_BOOLEAN,
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@ -231,10 +212,8 @@ static const struct ctrl sd_ctrls[] = {
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.flags = 0,
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},
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.set = sd_setautogain,
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.get = sd_getautogain,
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},
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#define FREQ_IDX 5
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{
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[FREQ] = {
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{
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.id = V4L2_CID_POWER_LINE_FREQUENCY,
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.type = V4L2_CTRL_TYPE_MENU,
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@ -245,8 +224,7 @@ static const struct ctrl sd_ctrls[] = {
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#define FREQ_DEF 0
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.default_value = FREQ_DEF,
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},
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.set = sd_setfreq,
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.get = sd_getfreq,
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.set_control = setfreq
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},
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};
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@ -646,7 +624,7 @@ static void setbrightness(struct gspca_dev *gspca_dev)
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/* change reg 0x06 */
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i2cOV[1] = sensor_data[sd->sensor].sensor_addr;
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i2cOV[3] = sd->brightness;
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i2cOV[3] = sd->ctrls[BRIGHTNESS].val;
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if (i2c_w(gspca_dev, i2cOV) < 0)
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goto err;
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break;
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@ -664,13 +642,13 @@ static void setbrightness(struct gspca_dev *gspca_dev)
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i2cpdoit[2] = 0x13;
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}
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if (sd->brightness < 127) {
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if (sd->ctrls[BRIGHTNESS].val < 127) {
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/* change reg 0x0b, signreg */
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i2cpbright[3] = 0x01;
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/* set reg 0x0c, offset */
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i2cpbright[4] = 127 - sd->brightness;
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i2cpbright[4] = 127 - sd->ctrls[BRIGHTNESS].val;
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} else
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i2cpbright[4] = sd->brightness - 127;
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i2cpbright[4] = sd->ctrls[BRIGHTNESS].val - 127;
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if (i2c_w(gspca_dev, i2cpbright) < 0)
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goto err;
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@ -687,16 +665,16 @@ err:
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static void setsensorgain(struct gspca_dev *gspca_dev)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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unsigned char gain = sd->gain;
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u8 gain = sd->ctrls[GAIN].val;
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switch (sd->sensor) {
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case SENSOR_HV7131D: {
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__u8 i2c[] =
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{0xc0, 0x11, 0x31, 0x00, 0x00, 0x00, 0x00, 0x17};
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i2c[3] = 0x3f - (sd->gain / 4);
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i2c[4] = 0x3f - (sd->gain / 4);
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i2c[5] = 0x3f - (sd->gain / 4);
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i2c[3] = 0x3f - (gain / 4);
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i2c[4] = 0x3f - (gain / 4);
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i2c[5] = 0x3f - (gain / 4);
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if (i2c_w(gspca_dev, i2c) < 0)
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goto err;
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@ -759,11 +737,11 @@ static void setsensorgain(struct gspca_dev *gspca_dev)
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i2cpdoit[2] = 0x13;
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}
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i2cpgain[3] = sd->gain >> 3;
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i2cpcolorgain[3] = sd->gain >> 4;
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i2cpcolorgain[4] = sd->gain >> 4;
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i2cpcolorgain[5] = sd->gain >> 4;
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i2cpcolorgain[6] = sd->gain >> 4;
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i2cpgain[3] = gain >> 3;
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i2cpcolorgain[3] = gain >> 4;
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i2cpcolorgain[4] = gain >> 4;
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i2cpcolorgain[5] = gain >> 4;
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i2cpcolorgain[6] = gain >> 4;
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if (i2c_w(gspca_dev, i2cpgain) < 0)
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goto err;
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@ -792,13 +770,13 @@ static void setgain(struct gspca_dev *gspca_dev)
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}
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if (sd->bridge == BRIDGE_103) {
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gain = sd->gain >> 1;
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gain = sd->ctrls[GAIN].val >> 1;
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buf[0] = gain; /* Red */
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buf[1] = gain; /* Green */
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buf[2] = gain; /* Blue */
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reg_w(gspca_dev, 0x05, buf, 3);
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} else {
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gain = sd->gain >> 4;
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gain = sd->ctrls[GAIN].val >> 4;
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buf[0] = gain << 4 | gain; /* Red and blue */
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buf[1] = gain; /* Green */
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reg_w(gspca_dev, 0x10, buf, 2);
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@ -820,7 +798,8 @@ static void setexposure(struct gspca_dev *gspca_dev)
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where the framerate starts dropping
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2) At 6138 the framerate has already dropped to 2 fps,
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going any lower makes little sense */
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__u16 reg = sd->exposure * 6;
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u16 reg = sd->ctrls[EXPOSURE].val * 6;
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i2c[3] = reg >> 8;
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i2c[4] = reg & 0xff;
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if (i2c_w(gspca_dev, i2c) != 0)
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@ -832,7 +811,8 @@ static void setexposure(struct gspca_dev *gspca_dev)
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/* register 19's high nibble contains the sn9c10x clock divider
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The high nibble configures the no fps according to the
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formula: 60 / high_nibble. With a maximum of 30 fps */
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__u8 reg = sd->exposure;
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u8 reg = sd->ctrls[EXPOSURE].val;
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reg = (reg << 4) | 0x0b;
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reg_w(gspca_dev, 0x19, ®, 1);
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break;
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@ -868,7 +848,7 @@ static void setexposure(struct gspca_dev *gspca_dev)
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} else
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reg10_max = 0x41;
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reg11 = (15 * sd->exposure + 999) / 1000;
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reg11 = (15 * sd->ctrls[EXPOSURE].val + 999) / 1000;
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if (reg11 < 1)
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reg11 = 1;
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else if (reg11 > 16)
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@ -881,14 +861,16 @@ static void setexposure(struct gspca_dev *gspca_dev)
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reg11 = 4;
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/* frame exposure time in ms = 1000 * reg11 / 30 ->
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reg10 = (sd->exposure / 2) * reg10_max / (1000 * reg11 / 30) */
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reg10 = (sd->exposure * 15 * reg10_max) / (1000 * reg11);
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reg10 = (sd->ctrls[EXPOSURE].val / 2) * reg10_max
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/ (1000 * reg11 / 30) */
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reg10 = (sd->ctrls[EXPOSURE].val * 15 * reg10_max)
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/ (1000 * reg11);
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/* Don't allow this to get below 10 when using autogain, the
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steps become very large (relatively) when below 10 causing
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the image to oscilate from much too dark, to much too bright
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and back again. */
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if (sd->autogain && reg10 < 10)
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if (sd->ctrls[AUTOGAIN].val && reg10 < 10)
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reg10 = 10;
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else if (reg10 > reg10_max)
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reg10 = reg10_max;
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@ -927,15 +909,16 @@ static void setexposure(struct gspca_dev *gspca_dev)
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frame exposure times (like we are doing with the ov chips),
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as that sometimes leads to jumps in the exposure control,
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which are bad for auto exposure. */
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if (sd->exposure < 200) {
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i2cpexpo[3] = 255 - (sd->exposure * 255) / 200;
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if (sd->ctrls[EXPOSURE].val < 200) {
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i2cpexpo[3] = 255 - (sd->ctrls[EXPOSURE].val * 255)
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/ 200;
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framerate_ctrl = 500;
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} else {
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/* The PAS202's exposure control goes from 0 - 4095,
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but anything below 500 causes vsync issues, so scale
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our 200-1023 to 500-4095 */
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framerate_ctrl = (sd->exposure - 200) * 1000 / 229 +
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500;
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framerate_ctrl = (sd->ctrls[EXPOSURE].val - 200)
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* 1000 / 229 + 500;
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}
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i2cpframerate[3] = framerate_ctrl >> 6;
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@ -959,15 +942,15 @@ static void setexposure(struct gspca_dev *gspca_dev)
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/* For values below 150 use partial frame exposure, above
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that use framerate ctrl */
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if (sd->exposure < 150) {
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i2cpexpo[3] = 150 - sd->exposure;
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if (sd->ctrls[EXPOSURE].val < 150) {
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i2cpexpo[3] = 150 - sd->ctrls[EXPOSURE].val;
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framerate_ctrl = 300;
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} else {
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/* The PAS106's exposure control goes from 0 - 4095,
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but anything below 300 causes vsync issues, so scale
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our 150-1023 to 300-4095 */
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framerate_ctrl = (sd->exposure - 150) * 1000 / 230 +
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300;
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framerate_ctrl = (sd->ctrls[EXPOSURE].val - 150)
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* 1000 / 230 + 300;
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}
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i2cpframerate[3] = framerate_ctrl >> 4;
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@ -998,7 +981,7 @@ static void setfreq(struct gspca_dev *gspca_dev)
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0x2b register, see ov6630 datasheet.
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0x4f / 0x8a -> (30 fps -> 25 fps), 0x00 -> no adjustment */
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__u8 i2c[] = {0xa0, 0x00, 0x2b, 0x00, 0x00, 0x00, 0x00, 0x10};
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switch (sd->freq) {
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switch (sd->ctrls[FREQ].val) {
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default:
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/* case 0: * no filter*/
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/* case 2: * 60 hz */
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@ -1017,7 +1000,7 @@ static void setfreq(struct gspca_dev *gspca_dev)
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}
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}
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#include "coarse_expo_autogain.h"
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#include "autogain_functions.h"
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static void do_autogain(struct gspca_dev *gspca_dev)
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{
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@ -1025,7 +1008,7 @@ static void do_autogain(struct gspca_dev *gspca_dev)
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struct sd *sd = (struct sd *) gspca_dev;
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int avg_lum = atomic_read(&sd->avg_lum);
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if (avg_lum == -1 || !sd->autogain)
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if (avg_lum == -1 || !sd->ctrls[AUTOGAIN].val)
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return;
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if (sd->autogain_ignore_frames > 0) {
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@ -1045,17 +1028,20 @@ static void do_autogain(struct gspca_dev *gspca_dev)
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}
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if (sensor_data[sd->sensor].flags & F_COARSE_EXPO)
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result = gspca_coarse_grained_expo_autogain(gspca_dev, avg_lum,
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sd->brightness * desired_avg_lum / 127,
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result = coarse_grained_expo_autogain(gspca_dev, avg_lum,
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sd->ctrls[BRIGHTNESS].val
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* desired_avg_lum / 127,
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deadzone);
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else
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result = gspca_auto_gain_n_exposure(gspca_dev, avg_lum,
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sd->brightness * desired_avg_lum / 127,
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result = auto_gain_n_exposure(gspca_dev, avg_lum,
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sd->ctrls[BRIGHTNESS].val
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* desired_avg_lum / 127,
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deadzone, GAIN_KNEE, EXPOSURE_KNEE);
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if (result) {
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PDEBUG(D_FRAM, "autogain: gain changed: gain: %d expo: %d",
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(int)sd->gain, (int)sd->exposure);
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(int) sd->ctrls[GAIN].val,
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(int) sd->ctrls[EXPOSURE].val);
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||||
sd->autogain_ignore_frames = AUTOGAIN_IGNORE_FRAMES;
|
||||
}
|
||||
}
|
||||
@ -1074,9 +1060,11 @@ static int sd_config(struct gspca_dev *gspca_dev,
|
||||
/* copy the webcam info from the device id */
|
||||
sd->sensor = id->driver_info >> 8;
|
||||
sd->bridge = id->driver_info & 0xff;
|
||||
|
||||
gspca_dev->ctrl_dis = sensor_data[sd->sensor].ctrl_dis;
|
||||
|
||||
cam = &gspca_dev->cam;
|
||||
cam->ctrls = sd->ctrls;
|
||||
if (!(sensor_data[sd->sensor].flags & F_SIF)) {
|
||||
cam->cam_mode = vga_mode;
|
||||
cam->nmodes = ARRAY_SIZE(vga_mode);
|
||||
@ -1086,20 +1074,11 @@ static int sd_config(struct gspca_dev *gspca_dev,
|
||||
}
|
||||
cam->npkt = 36; /* 36 packets per ISOC message */
|
||||
|
||||
sd->brightness = BRIGHTNESS_DEF;
|
||||
sd->gain = GAIN_DEF;
|
||||
if (sensor_data[sd->sensor].flags & F_COARSE_EXPO) {
|
||||
sd->exposure = COARSE_EXPOSURE_DEF;
|
||||
gspca_dev->ctrl_dis |= (1 << EXPOSURE_IDX);
|
||||
} else {
|
||||
sd->exposure = EXPOSURE_DEF;
|
||||
gspca_dev->ctrl_dis |= (1 << COARSE_EXPOSURE_IDX);
|
||||
sd->ctrls[EXPOSURE].min = COARSE_EXPOSURE_MIN;
|
||||
sd->ctrls[EXPOSURE].max = COARSE_EXPOSURE_MAX;
|
||||
sd->ctrls[EXPOSURE].def = COARSE_EXPOSURE_DEF;
|
||||
}
|
||||
if (gspca_dev->ctrl_dis & (1 << AUTOGAIN_IDX))
|
||||
sd->autogain = 0; /* Disable do_autogain callback */
|
||||
else
|
||||
sd->autogain = AUTOGAIN_DEF;
|
||||
sd->freq = FREQ_DEF;
|
||||
|
||||
return 0;
|
||||
}
|
||||
@ -1398,65 +1377,11 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
|
||||
}
|
||||
}
|
||||
|
||||
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_setgain(struct gspca_dev *gspca_dev, __s32 val)
|
||||
{
|
||||
struct sd *sd = (struct sd *) gspca_dev;
|
||||
|
||||
sd->gain = val;
|
||||
if (gspca_dev->streaming)
|
||||
setgain(gspca_dev);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val)
|
||||
{
|
||||
struct sd *sd = (struct sd *) gspca_dev;
|
||||
|
||||
*val = sd->gain;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val)
|
||||
{
|
||||
struct sd *sd = (struct sd *) gspca_dev;
|
||||
|
||||
sd->exposure = val;
|
||||
if (gspca_dev->streaming)
|
||||
setexposure(gspca_dev);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val)
|
||||
{
|
||||
struct sd *sd = (struct sd *) gspca_dev;
|
||||
|
||||
*val = sd->exposure;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
|
||||
{
|
||||
struct sd *sd = (struct sd *) gspca_dev;
|
||||
|
||||
sd->autogain = val;
|
||||
sd->ctrls[AUTOGAIN].val = val;
|
||||
sd->exp_too_high_cnt = 0;
|
||||
sd->exp_too_low_cnt = 0;
|
||||
|
||||
@ -1464,9 +1389,10 @@ static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
|
||||
we are on a valid point of the autogain gain /
|
||||
exposure knee graph, and give this change time to
|
||||
take effect before doing autogain. */
|
||||
if (sd->autogain && !(sensor_data[sd->sensor].flags & F_COARSE_EXPO)) {
|
||||
sd->exposure = EXPOSURE_DEF;
|
||||
sd->gain = GAIN_DEF;
|
||||
if (sd->ctrls[AUTOGAIN].val
|
||||
&& !(sensor_data[sd->sensor].flags & F_COARSE_EXPO)) {
|
||||
sd->ctrls[EXPOSURE].val = sd->ctrls[EXPOSURE].def;
|
||||
sd->ctrls[GAIN].val = sd->ctrls[GAIN].def;
|
||||
if (gspca_dev->streaming) {
|
||||
sd->autogain_ignore_frames = AUTOGAIN_IGNORE_FRAMES;
|
||||
setexposure(gspca_dev);
|
||||
@ -1477,32 +1403,6 @@ static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val)
|
||||
{
|
||||
struct sd *sd = (struct sd *) gspca_dev;
|
||||
|
||||
*val = sd->autogain;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val)
|
||||
{
|
||||
struct sd *sd = (struct sd *) gspca_dev;
|
||||
|
||||
sd->freq = val;
|
||||
if (gspca_dev->streaming)
|
||||
setfreq(gspca_dev);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val)
|
||||
{
|
||||
struct sd *sd = (struct sd *) gspca_dev;
|
||||
|
||||
*val = sd->freq;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int sd_querymenu(struct gspca_dev *gspca_dev,
|
||||
struct v4l2_querymenu *menu)
|
||||
{
|
||||
|
||||
Loading…
Reference in New Issue
Block a user