@@ -5,6 +5,8 @@
* download raw JPEG data.
*
* Copyright (C) 2009 Theodore Kilgore
+ *
+ * Sportscam DV15 support and control settings are
* Copyright (C) 2011 Patrice Chotard
*
* This program is free software; you can redistribute it and/or modify
@@ -46,14 +48,31 @@ enum {
SAKAR_57379,
SPORTSCAM_DV15,
};
+
+#define CAMQUALITY_MIN 0 /* highest cam quality */
+#define CAMQUALITY_MAX 97 /* lowest cam quality */
+
+enum e_ctrl {
+ LIGHTFREQ,
+ AUTOGAIN,
+ RED,
+ GREEN,
+ BLUE,
+ NCTRLS /* number of controls */
+};
+
/* Structure to hold all of our device specific stuff */
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
+ struct gspca_ctrl ctrls[NCTRLS];
int blocks_left;
const struct v4l2_pix_format *cap_mode;
/* Driver stuff */
u8 type;
u8 quality; /* image quality */
+#define QUALITY_MIN 35
+#define QUALITY_MAX 85
+#define QUALITY_DEF 85
u8 jpeg_hdr[JPEG_HDR_SZ];
};
@@ -118,6 +137,162 @@ static void jlj_read1(struct gspca_dev *gspca_dev, unsigned char response)
}
}
+static void setfreq(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ u8 freq_commands[][2] = {
+ {0x71, 0x80},
+ {0x70, 0x07}
+ };
+
+ freq_commands[0][1] |= (sd->ctrls[LIGHTFREQ].val >> 1);
+
+ jlj_write2(gspca_dev, freq_commands[0]);
+ jlj_write2(gspca_dev, freq_commands[1]);
+}
+
+static void setcamquality(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ u8 quality_commands[][2] = {
+ {0x71, 0x1E},
+ {0x70, 0x06}
+ };
+ u8 camquality;
+
+ /* adapt camera quality from jpeg quality */
+ camquality = ((QUALITY_MAX - sd->quality) * CAMQUALITY_MAX)
+ / (QUALITY_MAX - QUALITY_MIN);
+ quality_commands[0][1] += camquality;
+
+ jlj_write2(gspca_dev, quality_commands[0]);
+ jlj_write2(gspca_dev, quality_commands[1]);
+}
+
+static void setautogain(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ u8 autogain_commands[][2] = {
+ {0x94, 0x02},
+ {0xcf, 0x00}
+ };
+
+ autogain_commands[1][1] = (sd->ctrls[AUTOGAIN].val << 4);
+
+ jlj_write2(gspca_dev, autogain_commands[0]);
+ jlj_write2(gspca_dev, autogain_commands[1]);
+}
+
+static void setred(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ u8 setred_commands[][2] = {
+ {0x94, 0x02},
+ {0xe6, 0x00}
+ };
+
+ setred_commands[1][1] = sd->ctrls[RED].val;
+
+ jlj_write2(gspca_dev, setred_commands[0]);
+ jlj_write2(gspca_dev, setred_commands[1]);
+}
+
+static void setgreen(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ u8 setgreen_commands[][2] = {
+ {0x94, 0x02},
+ {0xe7, 0x00}
+ };
+
+ setgreen_commands[1][1] = sd->ctrls[GREEN].val;
+
+ jlj_write2(gspca_dev, setgreen_commands[0]);
+ jlj_write2(gspca_dev, setgreen_commands[1]);
+}
+
+static void setblue(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ u8 setblue_commands[][2] = {
+ {0x94, 0x02},
+ {0xe9, 0x00}
+ };
+
+ setblue_commands[1][1] = sd->ctrls[BLUE].val;
+
+ jlj_write2(gspca_dev, setblue_commands[0]);
+ jlj_write2(gspca_dev, setblue_commands[1]);
+}
+
+static const struct ctrl sd_ctrls[NCTRLS] = {
+[LIGHTFREQ] = {
+ {
+ .id = V4L2_CID_POWER_LINE_FREQUENCY,
+ .type = V4L2_CTRL_TYPE_MENU,
+ .name = "Light frequency filter",
+ .minimum = V4L2_CID_POWER_LINE_FREQUENCY_DISABLED, /* 1 */
+ .maximum = V4L2_CID_POWER_LINE_FREQUENCY_60HZ, /* 2 */
+ .step = 1,
+ .default_value = V4L2_CID_POWER_LINE_FREQUENCY_60HZ,
+ },
+ .set_control = setfreq
+ },
+[AUTOGAIN] = {
+ {
+ .id = V4L2_CID_AUTOGAIN,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Automatic Gain (and Exposure)",
+ .minimum = 0,
+ .maximum = 3,
+ .step = 1,
+#define AUTOGAIN_DEF 0
+ .default_value = AUTOGAIN_DEF,
+ },
+ .set_control = setautogain
+ },
+[RED] = {
+ {
+ .id = V4L2_CID_RED_BALANCE,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "red balance",
+ .minimum = 0,
+ .maximum = 3,
+ .step = 1,
+#define RED_BALANCE_DEF 2
+ .default_value = RED_BALANCE_DEF,
+ },
+ .set_control = setred
+ },
+
+[GREEN] = {
+ {
+ .id = V4L2_CID_GAIN,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "green balance",
+ .minimum = 0,
+ .maximum = 3,
+ .step = 1,
+#define GREEN_BALANCE_DEF 2
+ .default_value = GREEN_BALANCE_DEF,
+ },
+ .set_control = setgreen
+ },
+[BLUE] = {
+ {
+ .id = V4L2_CID_BLUE_BALANCE,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "blue balance",
+ .minimum = 0,
+ .maximum = 3,
+ .step = 1,
+#define BLUE_BALANCE_DEF 2
+ .default_value = BLUE_BALANCE_DEF,
+ },
+ .set_control = setblue
+ },
+};
+
static int jlj_start(struct gspca_dev *gspca_dev)
{
int i;
@@ -148,11 +323,7 @@ static int jlj_start(struct gspca_dev *gspca_dev)
{{0x94, 0x02}, 0, 0},
{{0xe6, 0x2c}, 0, 0},
{{0x94, 0x03}, 0, 0},
- {{0xaa, 0x00}, 0, 0},
- {{0x71, 0x1e}, 0, 0},
- {{0x70, 0x06}, 0, 0},
- {{0x71, 0x80}, 0, 0},
- {{0x70, 0x07}, 0, 0}
+ {{0xaa, 0x00}, 0, 0}
};
sd->blocks_left = 0;
@@ -171,6 +342,9 @@ static int jlj_start(struct gspca_dev *gspca_dev)
if (start_commands[i].ack_wanted)
jlj_read1(gspca_dev, response);
}
+ setcamquality(gspca_dev);
+ msleep(2);
+ setfreq(gspca_dev);
if (gspca_dev->usb_err < 0)
PDEBUG(D_ERR, "Start streaming command failed");
return gspca_dev->usb_err;
@@ -227,7 +401,12 @@ static int sd_config(struct gspca_dev *gspca_dev,
struct sd *dev = (struct sd *) gspca_dev;
dev->type = id->driver_info;
- dev->quality = 85;
+ gspca_dev->cam.ctrls = dev->ctrls;
+ dev->quality = QUALITY_DEF;
+ dev->ctrls[LIGHTFREQ].def = V4L2_CID_POWER_LINE_FREQUENCY_60HZ;
+ dev->ctrls[RED].def = RED_BALANCE_DEF;
+ dev->ctrls[GREEN].def = GREEN_BALANCE_DEF;
+ dev->ctrls[BLUE].def = BLUE_BALANCE_DEF;
PDEBUG(D_PROBE,
"JEILINJ camera detected"
" (vid/pid 0x%04X:0x%04X)", id->idVendor, id->idProduct);
@@ -304,6 +483,58 @@ static const struct usb_device_id device_table[] = {
MODULE_DEVICE_TABLE(usb, device_table);
+static int sd_querymenu(struct gspca_dev *gspca_dev,
+ struct v4l2_querymenu *menu)
+{
+ switch (menu->id) {
+ case V4L2_CID_POWER_LINE_FREQUENCY:
+ switch (menu->index) {
+ case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */
+ strcpy((char *) menu->name, "disable");
+ return 0;
+ case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */
+ strcpy((char *) menu->name, "50 Hz");
+ return 0;
+ case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */
+ strcpy((char *) menu->name, "60 Hz");
+ return 0;
+ }
+ break;
+ }
+ return -EINVAL;
+}
+
+static int sd_set_jcomp(struct gspca_dev *gspca_dev,
+ struct v4l2_jpegcompression *jcomp)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ if (jcomp->quality < QUALITY_MIN)
+ sd->quality = QUALITY_MIN;
+ else if (jcomp->quality > QUALITY_MAX)
+ sd->quality = QUALITY_MAX;
+ else
+ sd->quality = jcomp->quality;
+ if (gspca_dev->streaming) {
+ jpeg_set_qual(sd->jpeg_hdr, sd->quality);
+ setcamquality(gspca_dev);
+ }
+ return 0;
+}
+
+static int sd_get_jcomp(struct gspca_dev *gspca_dev,
+ struct v4l2_jpegcompression *jcomp)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ memset(jcomp, 0, sizeof *jcomp);
+ jcomp->quality = sd->quality;
+ jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
+ | V4L2_JPEG_MARKER_DQT;
+ return 0;
+}
+
+
/* sub-driver description */
static const struct sd_desc sd_desc_sakar_57379 = {
.name = MODULE_NAME,
@@ -322,6 +553,11 @@ static const struct sd_desc sd_desc_sportscam_dv15 = {
.start = sd_start,
.stopN = sd_stopN,
.pkt_scan = sd_pkt_scan,
+ .ctrls = sd_ctrls,
+ .nctrls = ARRAY_SIZE(sd_ctrls),
+ .querymenu = sd_querymenu,
+ .get_jcomp = sd_get_jcomp,
+ .set_jcomp = sd_set_jcomp,
};
static const struct sd_desc *sd_desc[2] = {
Signed-off-by: Patrice CHOTARD <patricechotard@free.fr> --- drivers/media/video/gspca/jeilinj.c | 248 ++++++++++++++++++++++++++++++++++- 1 files changed, 242 insertions(+), 6 deletions(-)