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[media] gspca - jeilinj: add SPORTSCAM specific controls
Signed-off-by: Patrice CHOTARD <patricechotard@free.fr> Signed-off-by: Jean-François Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Patrice Chotard
Mauro Carvalho Chehab
parent
713b466f0f
commit
5396e62fa1
@ -5,6 +5,8 @@
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* download raw JPEG data.
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*
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* Copyright (C) 2009 Theodore Kilgore
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*
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* Sportscam DV15 support and control settings are
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* Copyright (C) 2011 Patrice Chotard
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*
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* This program is free software; you can redistribute it and/or modify
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@ -46,14 +48,31 @@ enum {
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SAKAR_57379,
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SPORTSCAM_DV15,
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};
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#define CAMQUALITY_MIN 0 /* highest cam quality */
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#define CAMQUALITY_MAX 97 /* lowest cam quality */
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enum e_ctrl {
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LIGHTFREQ,
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AUTOGAIN,
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RED,
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GREEN,
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BLUE,
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NCTRLS /* number of controls */
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};
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/* Structure to hold all of our device specific stuff */
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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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int blocks_left;
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const struct v4l2_pix_format *cap_mode;
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/* Driver stuff */
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u8 type;
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u8 quality; /* image quality */
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#define QUALITY_MIN 35
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#define QUALITY_MAX 85
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#define QUALITY_DEF 85
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u8 jpeg_hdr[JPEG_HDR_SZ];
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};
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@ -118,6 +137,162 @@ static void jlj_read1(struct gspca_dev *gspca_dev, unsigned char response)
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}
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}
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static void setfreq(struct gspca_dev *gspca_dev)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 freq_commands[][2] = {
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{0x71, 0x80},
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{0x70, 0x07}
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};
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freq_commands[0][1] |= (sd->ctrls[LIGHTFREQ].val >> 1);
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jlj_write2(gspca_dev, freq_commands[0]);
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jlj_write2(gspca_dev, freq_commands[1]);
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}
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static void setcamquality(struct gspca_dev *gspca_dev)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 quality_commands[][2] = {
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{0x71, 0x1E},
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{0x70, 0x06}
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};
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u8 camquality;
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/* adapt camera quality from jpeg quality */
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camquality = ((QUALITY_MAX - sd->quality) * CAMQUALITY_MAX)
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/ (QUALITY_MAX - QUALITY_MIN);
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quality_commands[0][1] += camquality;
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jlj_write2(gspca_dev, quality_commands[0]);
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jlj_write2(gspca_dev, quality_commands[1]);
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}
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static void setautogain(struct gspca_dev *gspca_dev)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 autogain_commands[][2] = {
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{0x94, 0x02},
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{0xcf, 0x00}
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};
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autogain_commands[1][1] = (sd->ctrls[AUTOGAIN].val << 4);
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jlj_write2(gspca_dev, autogain_commands[0]);
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jlj_write2(gspca_dev, autogain_commands[1]);
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}
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static void setred(struct gspca_dev *gspca_dev)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 setred_commands[][2] = {
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{0x94, 0x02},
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{0xe6, 0x00}
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};
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setred_commands[1][1] = sd->ctrls[RED].val;
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jlj_write2(gspca_dev, setred_commands[0]);
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jlj_write2(gspca_dev, setred_commands[1]);
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}
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static void setgreen(struct gspca_dev *gspca_dev)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 setgreen_commands[][2] = {
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{0x94, 0x02},
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{0xe7, 0x00}
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};
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setgreen_commands[1][1] = sd->ctrls[GREEN].val;
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jlj_write2(gspca_dev, setgreen_commands[0]);
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jlj_write2(gspca_dev, setgreen_commands[1]);
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}
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static void setblue(struct gspca_dev *gspca_dev)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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u8 setblue_commands[][2] = {
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{0x94, 0x02},
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{0xe9, 0x00}
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};
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setblue_commands[1][1] = sd->ctrls[BLUE].val;
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jlj_write2(gspca_dev, setblue_commands[0]);
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jlj_write2(gspca_dev, setblue_commands[1]);
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}
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static const struct ctrl sd_ctrls[NCTRLS] = {
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[LIGHTFREQ] = {
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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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.name = "Light frequency filter",
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.minimum = V4L2_CID_POWER_LINE_FREQUENCY_DISABLED, /* 1 */
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.maximum = V4L2_CID_POWER_LINE_FREQUENCY_60HZ, /* 2 */
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.step = 1,
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.default_value = V4L2_CID_POWER_LINE_FREQUENCY_60HZ,
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},
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.set_control = setfreq
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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_INTEGER,
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.name = "Automatic Gain (and Exposure)",
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.minimum = 0,
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.maximum = 3,
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.step = 1,
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#define AUTOGAIN_DEF 0
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.default_value = AUTOGAIN_DEF,
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},
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.set_control = setautogain
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},
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[RED] = {
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{
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.id = V4L2_CID_RED_BALANCE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "red balance",
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.minimum = 0,
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.maximum = 3,
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.step = 1,
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#define RED_BALANCE_DEF 2
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.default_value = RED_BALANCE_DEF,
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},
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.set_control = setred
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},
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[GREEN] = {
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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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.name = "green balance",
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.minimum = 0,
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.maximum = 3,
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.step = 1,
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#define GREEN_BALANCE_DEF 2
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.default_value = GREEN_BALANCE_DEF,
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},
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.set_control = setgreen
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},
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[BLUE] = {
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{
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.id = V4L2_CID_BLUE_BALANCE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "blue balance",
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.minimum = 0,
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.maximum = 3,
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.step = 1,
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#define BLUE_BALANCE_DEF 2
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.default_value = BLUE_BALANCE_DEF,
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},
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.set_control = setblue
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},
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};
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static int jlj_start(struct gspca_dev *gspca_dev)
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{
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int i;
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@ -148,11 +323,7 @@ static int jlj_start(struct gspca_dev *gspca_dev)
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{{0x94, 0x02}, 0, 0},
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{{0xe6, 0x2c}, 0, 0},
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{{0x94, 0x03}, 0, 0},
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{{0xaa, 0x00}, 0, 0},
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{{0x71, 0x1e}, 0, 0},
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{{0x70, 0x06}, 0, 0},
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{{0x71, 0x80}, 0, 0},
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{{0x70, 0x07}, 0, 0}
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{{0xaa, 0x00}, 0, 0}
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};
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sd->blocks_left = 0;
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@ -171,6 +342,9 @@ static int jlj_start(struct gspca_dev *gspca_dev)
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if (start_commands[i].ack_wanted)
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jlj_read1(gspca_dev, response);
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}
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setcamquality(gspca_dev);
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msleep(2);
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setfreq(gspca_dev);
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if (gspca_dev->usb_err < 0)
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PDEBUG(D_ERR, "Start streaming command failed");
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return gspca_dev->usb_err;
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@ -227,7 +401,12 @@ static int sd_config(struct gspca_dev *gspca_dev,
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struct sd *dev = (struct sd *) gspca_dev;
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dev->type = id->driver_info;
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dev->quality = 85;
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gspca_dev->cam.ctrls = dev->ctrls;
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dev->quality = QUALITY_DEF;
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dev->ctrls[LIGHTFREQ].def = V4L2_CID_POWER_LINE_FREQUENCY_60HZ;
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dev->ctrls[RED].def = RED_BALANCE_DEF;
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dev->ctrls[GREEN].def = GREEN_BALANCE_DEF;
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dev->ctrls[BLUE].def = BLUE_BALANCE_DEF;
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PDEBUG(D_PROBE,
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"JEILINJ camera detected"
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" (vid/pid 0x%04X:0x%04X)", id->idVendor, id->idProduct);
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@ -304,6 +483,58 @@ static const struct usb_device_id device_table[] = {
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MODULE_DEVICE_TABLE(usb, device_table);
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static int sd_querymenu(struct gspca_dev *gspca_dev,
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struct v4l2_querymenu *menu)
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{
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switch (menu->id) {
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case V4L2_CID_POWER_LINE_FREQUENCY:
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switch (menu->index) {
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case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */
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strcpy((char *) menu->name, "disable");
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return 0;
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case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */
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strcpy((char *) menu->name, "50 Hz");
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return 0;
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case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */
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strcpy((char *) menu->name, "60 Hz");
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return 0;
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}
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break;
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}
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return -EINVAL;
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}
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static int sd_set_jcomp(struct gspca_dev *gspca_dev,
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struct v4l2_jpegcompression *jcomp)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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if (jcomp->quality < QUALITY_MIN)
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sd->quality = QUALITY_MIN;
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else if (jcomp->quality > QUALITY_MAX)
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sd->quality = QUALITY_MAX;
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else
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sd->quality = jcomp->quality;
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if (gspca_dev->streaming) {
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jpeg_set_qual(sd->jpeg_hdr, sd->quality);
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setcamquality(gspca_dev);
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}
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return 0;
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}
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static int sd_get_jcomp(struct gspca_dev *gspca_dev,
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struct v4l2_jpegcompression *jcomp)
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{
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struct sd *sd = (struct sd *) gspca_dev;
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memset(jcomp, 0, sizeof *jcomp);
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jcomp->quality = sd->quality;
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jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
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| V4L2_JPEG_MARKER_DQT;
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return 0;
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}
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/* sub-driver description */
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static const struct sd_desc sd_desc_sakar_57379 = {
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.name = MODULE_NAME,
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@ -322,6 +553,11 @@ static const struct sd_desc sd_desc_sportscam_dv15 = {
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.start = sd_start,
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.stopN = sd_stopN,
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.pkt_scan = sd_pkt_scan,
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.ctrls = sd_ctrls,
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.nctrls = ARRAY_SIZE(sd_ctrls),
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.querymenu = sd_querymenu,
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.get_jcomp = sd_get_jcomp,
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.set_jcomp = sd_set_jcomp,
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};
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static const struct sd_desc *sd_desc[2] = {
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