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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.c443
1 files changed, 286 insertions, 157 deletions
diff --git a/drivers/media/video/gspca/zc3xx.c b/drivers/media/video/gspca/zc3xx.c
index 0202fead6b97..7d9a4f1be9dc 100644
--- a/drivers/media/video/gspca/zc3xx.c
+++ b/drivers/media/video/gspca/zc3xx.c
@@ -1,7 +1,7 @@
/*
- * Z-Star/Vimicro zc301/zc302p/vc30x library
+ * Z-Star/Vimicro zc301/zc302p/vc30x driver
*
- * Copyright (C) 2009-2011 Jean-Francois Moine <http://moinejf.free.fr>
+ * Copyright (C) 2009-2012 Jean-Francois Moine <http://moinejf.free.fr>
* Copyright (C) 2004 2005 2006 Michel Xhaard mxhaard@magic.fr
*
* This program is free software; you can redistribute it and/or modify
@@ -21,8 +21,6 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-#define MODULE_NAME "zc3xx"
-
#include <linux/input.h>
#include "gspca.h"
#include "jpeg.h"
@@ -34,7 +32,7 @@ MODULE_LICENSE("GPL");
static int force_sensor = -1;
-#define QUANT_VAL 1 /* quantization table */
+#define REG08_DEF 3 /* default JPEG compression (70%) */
#include "zc3xx-reg.h"
/* controls */
@@ -46,6 +44,7 @@ enum e_ctrl {
AUTOGAIN,
LIGHTFREQ,
SHARPNESS,
+ QUALITY,
NCTRLS /* number of controls */
};
@@ -57,10 +56,10 @@ struct sd {
struct gspca_ctrl ctrls[NCTRLS];
- u8 quality; /* image quality */
-#define QUALITY_MIN 50
-#define QUALITY_MAX 80
-#define QUALITY_DEF 70
+ struct work_struct work;
+ struct workqueue_struct *work_thread;
+
+ u8 reg08; /* webcam compression quality */
u8 bridge;
u8 sensor; /* Type of image sensor chip */
@@ -101,6 +100,7 @@ static void setexposure(struct gspca_dev *gspca_dev);
static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val);
static void setlightfreq(struct gspca_dev *gspca_dev);
static void setsharpness(struct gspca_dev *gspca_dev);
+static int sd_setquality(struct gspca_dev *gspca_dev, __s32 val);
static const struct ctrl sd_ctrls[NCTRLS] = {
[BRIGHTNESS] = {
@@ -188,6 +188,18 @@ static const struct ctrl sd_ctrls[NCTRLS] = {
},
.set_control = setsharpness
},
+[QUALITY] = {
+ {
+ .id = V4L2_CID_JPEG_COMPRESSION_QUALITY,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Compression Quality",
+ .minimum = 40,
+ .maximum = 70,
+ .step = 1,
+ .default_value = 70 /* updated in sd_init() */
+ },
+ .set = sd_setquality
+ },
};
static const struct v4l2_pix_format vga_mode[] = {
@@ -229,6 +241,9 @@ static const struct v4l2_pix_format sif_mode[] = {
.priv = 0},
};
+/* bridge reg08 -> JPEG quality conversion table */
+static u8 jpeg_qual[] = {40, 50, 60, 70, /*80*/};
+
/* usb exchanges */
struct usb_action {
u8 req;
@@ -3894,7 +3909,6 @@ static const struct usb_action pas106b_Initial[] = { /* 352x288 */
/* Gains */
{0xa0, 0x20, ZC3XX_R1A9_DIGITALLIMITDIFF},
{0xa0, 0x26, ZC3XX_R1AA_DIGITALGAINSTEP},
- {0xa0, 0xa0, ZC3XX_R11D_GLOBALGAIN},
{0xa0, 0x60, ZC3XX_R11D_GLOBALGAIN},
/* Auto correction */
{0xa0, 0x40, ZC3XX_R180_AUTOCORRECTENABLE},
@@ -5381,12 +5395,12 @@ static const struct usb_action tas5130c_NoFlikerScale[] = {
{}
};
-static const struct usb_action gc0303_InitialScale[] = {
+/* from usbvm305.inf 0ac8:305b 07/06/15 (3 - tas5130c) */
+static const struct usb_action gc0303_Initial[] = {
{0xa0, 0x01, ZC3XX_R000_SYSTEMCONTROL}, /* 00,00,01,cc, */
{0xa0, 0x02, ZC3XX_R008_CLOCKSETTING}, /* 00,08,02,cc, */
{0xa0, 0x01, ZC3XX_R010_CMOSSENSORSELECT}, /* 00,10,01,cc, */
- {0xa0, 0x10, ZC3XX_R002_CLOCKSELECT}, /* 00,02,00,cc,
- * 0<->10 */
+ {0xa0, 0x00, ZC3XX_R002_CLOCKSELECT},
{0xa0, 0x02, ZC3XX_R003_FRAMEWIDTHHIGH}, /* 00,03,02,cc, */
{0xa0, 0x80, ZC3XX_R004_FRAMEWIDTHLOW}, /* 00,04,80,cc, */
{0xa0, 0x01, ZC3XX_R005_FRAMEHEIGHTHIGH}, /* 00,05,01,cc, */
@@ -5405,29 +5419,22 @@ static const struct usb_action gc0303_InitialScale[] = {
* 6<->8 */
{0xa0, 0x10, ZC3XX_R087_EXPTIMEMID}, /* 00,87,10,cc, */
{0xa0, 0x98, ZC3XX_R08B_I2CDEVICEADDR}, /* 00,8b,98,cc, */
- {0xaa, 0x1b, 0x0024}, /* 00,1b,24,aa, */
- {0xdd, 0x00, 0x0080}, /* 00,00,80,dd, */
- {0xaa, 0x1b, 0x0000}, /* 00,1b,00,aa, */
- {0xaa, 0x13, 0x0002}, /* 00,13,02,aa, */
- {0xaa, 0x15, 0x0004}, /* 00,15,04,aa */
-/*?? {0xaa, 0x01, 0x0000}, */
{0xaa, 0x01, 0x0000},
{0xaa, 0x1a, 0x0000}, /* 00,1a,00,aa, */
{0xaa, 0x1c, 0x0017}, /* 00,1c,17,aa, */
+ {0xaa, 0x1b, 0x0000},
{0xa0, 0x82, ZC3XX_R086_EXPTIMEHIGH}, /* 00,86,82,cc, */
{0xa0, 0x83, ZC3XX_R087_EXPTIMEMID}, /* 00,87,83,cc, */
{0xa0, 0x84, ZC3XX_R088_EXPTIMELOW}, /* 00,88,84,cc, */
{0xaa, 0x05, 0x0010}, /* 00,05,10,aa, */
- {0xaa, 0x0a, 0x0000}, /* 00,0a,00,aa, */
- {0xaa, 0x0b, 0x00a0}, /* 00,0b,a0,aa, */
- {0xaa, 0x0c, 0x0000}, /* 00,0c,00,aa, */
- {0xaa, 0x0d, 0x00a0}, /* 00,0d,a0,aa, */
- {0xaa, 0x0e, 0x0000}, /* 00,0e,00,aa, */
- {0xaa, 0x0f, 0x00a0}, /* 00,0f,a0,aa, */
- {0xaa, 0x10, 0x0000}, /* 00,10,00,aa, */
- {0xaa, 0x11, 0x00a0}, /* 00,11,a0,aa, */
-/*?? {0xa0, 0x00, 0x0039},
- {0xa1, 0x01, 0x0037}, */
+ {0xaa, 0x0a, 0x0002},
+ {0xaa, 0x0b, 0x0000},
+ {0xaa, 0x0c, 0x0002},
+ {0xaa, 0x0d, 0x0000},
+ {0xaa, 0x0e, 0x0002},
+ {0xaa, 0x0f, 0x0000},
+ {0xaa, 0x10, 0x0002},
+ {0xaa, 0x11, 0x0000},
{0xaa, 0x16, 0x0001}, /* 00,16,01,aa, */
{0xaa, 0x17, 0x00e8}, /* 00,17,e6,aa, (e6 -> e8) */
{0xaa, 0x18, 0x0002}, /* 00,18,02,aa, */
@@ -5442,17 +5449,18 @@ static const struct usb_action gc0303_InitialScale[] = {
{0xa0, 0x13, ZC3XX_R1CB_SHARPNESS05}, /* 01,cb,13,cc, */
{0xa0, 0x08, ZC3XX_R250_DEADPIXELSMODE}, /* 02,50,08,cc, */
{0xa0, 0x08, ZC3XX_R301_EEPROMACCESS}, /* 03,01,08,cc, */
- {0xa0, 0x60, ZC3XX_R1A8_DIGITALGAIN}, /* 01,a8,60,cc, */
+ {0xa0, 0x58, ZC3XX_R1A8_DIGITALGAIN},
{0xa0, 0x61, ZC3XX_R116_RGAIN}, /* 01,16,61,cc, */
{0xa0, 0x65, ZC3XX_R118_BGAIN}, /* 01,18,65,cc */
+ {0xaa, 0x1b, 0x0000},
{}
};
-static const struct usb_action gc0303_Initial[] = {
+static const struct usb_action gc0303_InitialScale[] = {
{0xa0, 0x01, ZC3XX_R000_SYSTEMCONTROL}, /* 00,00,01,cc, */
{0xa0, 0x02, ZC3XX_R008_CLOCKSETTING}, /* 00,08,02,cc, */
{0xa0, 0x01, ZC3XX_R010_CMOSSENSORSELECT}, /* 00,10,01,cc, */
- {0xa0, 0x00, ZC3XX_R002_CLOCKSELECT}, /* 00,02,10,cc, */
+ {0xa0, 0x10, ZC3XX_R002_CLOCKSELECT},
{0xa0, 0x02, ZC3XX_R003_FRAMEWIDTHHIGH}, /* 00,03,02,cc, */
{0xa0, 0x80, ZC3XX_R004_FRAMEWIDTHLOW}, /* 00,04,80,cc, */
{0xa0, 0x01, ZC3XX_R005_FRAMEHEIGHTHIGH}, /* 00,05,01,cc, */
@@ -5471,34 +5479,26 @@ static const struct usb_action gc0303_Initial[] = {
* 8<->6 */
{0xa0, 0x10, ZC3XX_R087_EXPTIMEMID}, /* 00,87,10,cc, */
{0xa0, 0x98, ZC3XX_R08B_I2CDEVICEADDR}, /* 00,8b,98,cc, */
- {0xaa, 0x1b, 0x0024}, /* 00,1b,24,aa, */
- {0xdd, 0x00, 0x0080}, /* 00,00,80,dd, */
- {0xaa, 0x1b, 0x0000}, /* 00,1b,00,aa, */
- {0xaa, 0x13, 0x0002}, /* 00,13,02,aa, */
- {0xaa, 0x15, 0x0004}, /* 00,15,04,aa */
-/*?? {0xaa, 0x01, 0x0000}, */
{0xaa, 0x01, 0x0000},
{0xaa, 0x1a, 0x0000}, /* 00,1a,00,aa, */
{0xaa, 0x1c, 0x0017}, /* 00,1c,17,aa, */
+ {0xaa, 0x1b, 0x0000},
{0xa0, 0x82, ZC3XX_R086_EXPTIMEHIGH}, /* 00,86,82,cc, */
{0xa0, 0x83, ZC3XX_R087_EXPTIMEMID}, /* 00,87,83,cc, */
{0xa0, 0x84, ZC3XX_R088_EXPTIMELOW}, /* 00,88,84,cc, */
{0xaa, 0x05, 0x0010}, /* 00,05,10,aa, */
- {0xaa, 0x0a, 0x0000}, /* 00,0a,00,aa, */
- {0xaa, 0x0b, 0x00a0}, /* 00,0b,a0,aa, */
- {0xaa, 0x0c, 0x0000}, /* 00,0c,00,aa, */
- {0xaa, 0x0d, 0x00a0}, /* 00,0d,a0,aa, */
- {0xaa, 0x0e, 0x0000}, /* 00,0e,00,aa, */
- {0xaa, 0x0f, 0x00a0}, /* 00,0f,a0,aa, */
- {0xaa, 0x10, 0x0000}, /* 00,10,00,aa, */
- {0xaa, 0x11, 0x00a0}, /* 00,11,a0,aa, */
-/*?? {0xa0, 0x00, 0x0039},
- {0xa1, 0x01, 0x0037}, */
+ {0xaa, 0x0a, 0x0001},
+ {0xaa, 0x0b, 0x0000},
+ {0xaa, 0x0c, 0x0001},
+ {0xaa, 0x0d, 0x0000},
+ {0xaa, 0x0e, 0x0001},
+ {0xaa, 0x0f, 0x0000},
+ {0xaa, 0x10, 0x0001},
+ {0xaa, 0x11, 0x0000},
{0xaa, 0x16, 0x0001}, /* 00,16,01,aa, */
{0xaa, 0x17, 0x00e8}, /* 00,17,e6,aa (e6 -> e8) */
{0xaa, 0x18, 0x0002}, /* 00,18,02,aa, */
{0xaa, 0x19, 0x0088}, /* 00,19,88,aa, */
- {0xaa, 0x20, 0x0020}, /* 00,20,20,aa, */
{0xa0, 0xb7, ZC3XX_R101_SENSORCORRECTION}, /* 01,01,b7,cc, */
{0xa0, 0x05, ZC3XX_R012_VIDEOCONTROLFUNC}, /* 00,12,05,cc, */
{0xa0, 0x0d, ZC3XX_R100_OPERATIONMODE}, /* 01,00,0d,cc, */
@@ -5508,36 +5508,37 @@ static const struct usb_action gc0303_Initial[] = {
{0xa0, 0x13, ZC3XX_R1CB_SHARPNESS05}, /* 01,cb,13,cc, */
{0xa0, 0x08, ZC3XX_R250_DEADPIXELSMODE}, /* 02,50,08,cc, */
{0xa0, 0x08, ZC3XX_R301_EEPROMACCESS}, /* 03,01,08,cc, */
- {0xa0, 0x60, ZC3XX_R1A8_DIGITALGAIN}, /* 01,a8,60,cc, */
+ {0xa0, 0x58, ZC3XX_R1A8_DIGITALGAIN},
{0xa0, 0x61, ZC3XX_R116_RGAIN}, /* 01,16,61,cc, */
{0xa0, 0x65, ZC3XX_R118_BGAIN}, /* 01,18,65,cc */
+ {0xaa, 0x1b, 0x0000},
{}
};
-static const struct usb_action gc0303_50HZScale[] = {
+static const struct usb_action gc0303_50HZ[] = {
{0xaa, 0x82, 0x0000}, /* 00,82,00,aa */
{0xaa, 0x83, 0x0001}, /* 00,83,01,aa */
- {0xaa, 0x84, 0x00aa}, /* 00,84,aa,aa */
+ {0xaa, 0x84, 0x0063},
{0xa0, 0x00, ZC3XX_R190_EXPOSURELIMITHIGH}, /* 01,90,00,cc, */
{0xa0, 0x06, ZC3XX_R191_EXPOSURELIMITMID}, /* 01,91,0d,cc, */
{0xa0, 0xa8, ZC3XX_R192_EXPOSURELIMITLOW}, /* 01,92,50,cc, */
{0xa0, 0x00, ZC3XX_R195_ANTIFLICKERHIGH}, /* 01,95,00,cc, */
{0xa0, 0x00, ZC3XX_R196_ANTIFLICKERMID}, /* 01,96,00,cc, */
- {0xa0, 0x8e, ZC3XX_R197_ANTIFLICKERLOW}, /* 01,97,47,cc, */
+ {0xa0, 0x47, ZC3XX_R197_ANTIFLICKERLOW}, /* 01,97,47,cc, */
{0xa0, 0x0e, ZC3XX_R18C_AEFREEZE}, /* 01,8c,0e,cc, */
{0xa0, 0x15, ZC3XX_R18F_AEUNFREEZE}, /* 01,8f,15,cc, */
{0xa0, 0x10, ZC3XX_R1A9_DIGITALLIMITDIFF}, /* 01,a9,10,cc, */
- {0xa0, 0x24, ZC3XX_R1AA_DIGITALGAINSTEP}, /* 01,aa,24,cc, */
+ {0xa0, 0x48, ZC3XX_R1AA_DIGITALGAINSTEP},
{0xa0, 0x62, ZC3XX_R01D_HSYNC_0}, /* 00,1d,62,cc, */
{0xa0, 0x90, ZC3XX_R01E_HSYNC_1}, /* 00,1e,90,cc, */
{0xa0, 0xc8, ZC3XX_R01F_HSYNC_2}, /* 00,1f,c8,cc, */
{0xa0, 0xff, ZC3XX_R020_HSYNC_3}, /* 00,20,ff,cc, */
{0xa0, 0x58, ZC3XX_R11D_GLOBALGAIN}, /* 01,1d,58,cc, */
{0xa0, 0x42, ZC3XX_R180_AUTOCORRECTENABLE}, /* 01,80,42,cc, */
- {0xa0, 0x78, ZC3XX_R18D_YTARGET}, /* 01,8d,78,cc */
+ {0xa0, 0x7f, ZC3XX_R18D_YTARGET},
{}
};
-static const struct usb_action gc0303_50HZ[] = {
+static const struct usb_action gc0303_50HZScale[] = {
{0xaa, 0x82, 0x0000}, /* 00,82,00,aa */
{0xaa, 0x83, 0x0003}, /* 00,83,03,aa */
{0xaa, 0x84, 0x0054}, /* 00,84,54,aa */
@@ -5550,21 +5551,21 @@ static const struct usb_action gc0303_50HZ[] = {
{0xa0, 0x0e, ZC3XX_R18C_AEFREEZE}, /* 01,8c,0e,cc, */
{0xa0, 0x15, ZC3XX_R18F_AEUNFREEZE}, /* 01,8f,15,cc, */
{0xa0, 0x10, ZC3XX_R1A9_DIGITALLIMITDIFF}, /* 01,a9,10,cc, */
- {0xa0, 0x24, ZC3XX_R1AA_DIGITALGAINSTEP}, /* 01,aa,24,cc, */
+ {0xa0, 0x48, ZC3XX_R1AA_DIGITALGAINSTEP}, /* 01,aa,24,cc, */
{0xa0, 0x62, ZC3XX_R01D_HSYNC_0}, /* 00,1d,62,cc, */
{0xa0, 0x90, ZC3XX_R01E_HSYNC_1}, /* 00,1e,90,cc, */
{0xa0, 0xc8, ZC3XX_R01F_HSYNC_2}, /* 00,1f,c8,cc, */
{0xa0, 0xff, ZC3XX_R020_HSYNC_3}, /* 00,20,ff,cc, */
{0xa0, 0x58, ZC3XX_R11D_GLOBALGAIN}, /* 01,1d,58,cc, */
{0xa0, 0x42, ZC3XX_R180_AUTOCORRECTENABLE}, /* 01,80,42,cc, */
- {0xa0, 0x78, ZC3XX_R18D_YTARGET}, /* 01,8d,78,cc */
+ {0xa0, 0x7f, ZC3XX_R18D_YTARGET},
{}
};
-static const struct usb_action gc0303_60HZScale[] = {
+static const struct usb_action gc0303_60HZ[] = {
{0xaa, 0x82, 0x0000}, /* 00,82,00,aa */
- {0xaa, 0x83, 0x0001}, /* 00,83,01,aa */
- {0xaa, 0x84, 0x0062}, /* 00,84,62,aa */
+ {0xaa, 0x83, 0x0000},
+ {0xaa, 0x84, 0x003b},
{0xa0, 0x00, ZC3XX_R190_EXPOSURELIMITHIGH}, /* 01,90,00,cc, */
{0xa0, 0x05, ZC3XX_R191_EXPOSURELIMITMID}, /* 01,91,05,cc, */
{0xa0, 0x88, ZC3XX_R192_EXPOSURELIMITLOW}, /* 01,92,88,cc, */
@@ -5581,14 +5582,14 @@ static const struct usb_action gc0303_60HZScale[] = {
{0xa0, 0xff, ZC3XX_R020_HSYNC_3}, /* 00,20,ff,cc, */
{0xa0, 0x58, ZC3XX_R11D_GLOBALGAIN}, /* 01,1d,58,cc, */
{0xa0, 0x42, ZC3XX_R180_AUTOCORRECTENABLE}, /* 01,80,42,cc, */
- {0xa0, 0x78, ZC3XX_R18D_YTARGET}, /* 01,8d,78,cc */
+ {0xa0, 0x80, ZC3XX_R18D_YTARGET},
{}
};
-static const struct usb_action gc0303_60HZ[] = {
+static const struct usb_action gc0303_60HZScale[] = {
{0xaa, 0x82, 0x0000}, /* 00,82,00,aa */
- {0xaa, 0x83, 0x0002}, /* 00,83,02,aa */
- {0xaa, 0x84, 0x00c4}, /* 00,84,c4,aa */
+ {0xaa, 0x83, 0x0000},
+ {0xaa, 0x84, 0x0076},
{0xa0, 0x00, ZC3XX_R190_EXPOSURELIMITHIGH}, /* 01,90,00,cc, */
{0xa0, 0x0b, ZC3XX_R191_EXPOSURELIMITMID}, /* 01,1,0b,cc, */
{0xa0, 0x10, ZC3XX_R192_EXPOSURELIMITLOW}, /* 01,2,10,cc, */
@@ -5605,18 +5606,18 @@ static const struct usb_action gc0303_60HZ[] = {
{0xa0, 0xff, ZC3XX_R020_HSYNC_3}, /* 00,0,ff,cc, */
{0xa0, 0x58, ZC3XX_R11D_GLOBALGAIN}, /* 01,d,58,cc, */
{0xa0, 0x42, ZC3XX_R180_AUTOCORRECTENABLE}, /* 01,80,42,cc, */
- {0xa0, 0x78, ZC3XX_R18D_YTARGET}, /* 01,d,78,cc */
+ {0xa0, 0x80, ZC3XX_R18D_YTARGET},
{}
};
-static const struct usb_action gc0303_NoFlikerScale[] = {
+static const struct usb_action gc0303_NoFliker[] = {
{0xa0, 0x0c, ZC3XX_R100_OPERATIONMODE}, /* 01,00,0c,cc, */
{0xaa, 0x82, 0x0000}, /* 00,82,00,aa */
{0xaa, 0x83, 0x0000}, /* 00,83,00,aa */
{0xaa, 0x84, 0x0020}, /* 00,84,20,aa */
{0xa0, 0x00, ZC3XX_R190_EXPOSURELIMITHIGH}, /* 01,0,00,cc, */
- {0xa0, 0x05, ZC3XX_R191_EXPOSURELIMITMID}, /* 01,91,05,cc, */
- {0xa0, 0x88, ZC3XX_R192_EXPOSURELIMITLOW}, /* 01,92,88,cc, */
+ {0xa0, 0x00, ZC3XX_R191_EXPOSURELIMITMID},
+ {0xa0, 0x48, ZC3XX_R192_EXPOSURELIMITLOW},
{0xa0, 0x00, ZC3XX_R195_ANTIFLICKERHIGH}, /* 01,95,00,cc, */
{0xa0, 0x00, ZC3XX_R196_ANTIFLICKERMID}, /* 01,96,00,cc, */
{0xa0, 0x10, ZC3XX_R197_ANTIFLICKERLOW}, /* 01,97,10,cc, */
@@ -5631,14 +5632,14 @@ static const struct usb_action gc0303_NoFlikerScale[] = {
{}
};
-static const struct usb_action gc0303_NoFliker[] = {
+static const struct usb_action gc0303_NoFlikerScale[] = {
{0xa0, 0x0c, ZC3XX_R100_OPERATIONMODE}, /* 01,00,0c,cc, */
{0xaa, 0x82, 0x0000}, /* 00,82,00,aa */
{0xaa, 0x83, 0x0000}, /* 00,83,00,aa */
{0xaa, 0x84, 0x0020}, /* 00,84,20,aa */
{0xa0, 0x00, ZC3XX_R190_EXPOSURELIMITHIGH}, /* 01,90,00,cc, */
- {0xa0, 0x0b, ZC3XX_R191_EXPOSURELIMITMID}, /* 01,91,0b,cc, */
- {0xa0, 0x10, ZC3XX_R192_EXPOSURELIMITLOW}, /* 01,92,10,cc, */
+ {0xa0, 0x00, ZC3XX_R191_EXPOSURELIMITMID},
+ {0xa0, 0x48, ZC3XX_R192_EXPOSURELIMITLOW},
{0xa0, 0x00, ZC3XX_R195_ANTIFLICKERHIGH}, /* 01,95,00,cc, */
{0xa0, 0x00, ZC3XX_R196_ANTIFLICKERMID}, /* 01,96,00,cc, */
{0xa0, 0x10, ZC3XX_R197_ANTIFLICKERLOW}, /* 01,97,10,cc, */
@@ -5653,7 +5654,7 @@ static const struct usb_action gc0303_NoFliker[] = {
{}
};
-static u8 reg_r_i(struct gspca_dev *gspca_dev,
+static u8 reg_r(struct gspca_dev *gspca_dev,
u16 index)
{
int ret;
@@ -5668,24 +5669,14 @@ static u8 reg_r_i(struct gspca_dev *gspca_dev,
index, gspca_dev->usb_buf, 1,
500);
if (ret < 0) {
- pr_err("reg_r_i err %d\n", ret);
+ pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
return 0;
}
return gspca_dev->usb_buf[0];
}
-static u8 reg_r(struct gspca_dev *gspca_dev,
- u16 index)
-{
- u8 ret;
-
- ret = reg_r_i(gspca_dev, index);
- PDEBUG(D_USBI, "reg r [%04x] -> %02x", index, ret);
- return ret;
-}
-
-static void reg_w_i(struct gspca_dev *gspca_dev,
+static void reg_w(struct gspca_dev *gspca_dev,
u8 value,
u16 index)
{
@@ -5705,14 +5696,6 @@ static void reg_w_i(struct gspca_dev *gspca_dev,
}
}
-static void reg_w(struct gspca_dev *gspca_dev,
- u8 value,
- u16 index)
-{
- PDEBUG(D_USBO, "reg w [%04x] = %02x", index, value);
- reg_w_i(gspca_dev, value, index);
-}
-
static u16 i2c_read(struct gspca_dev *gspca_dev,
u8 reg)
{
@@ -5721,16 +5704,14 @@ static u16 i2c_read(struct gspca_dev *gspca_dev,
if (gspca_dev->usb_err < 0)
return 0;
- reg_w_i(gspca_dev, reg, 0x0092);
- reg_w_i(gspca_dev, 0x02, 0x0090); /* <- read command */
+ reg_w(gspca_dev, reg, 0x0092);
+ reg_w(gspca_dev, 0x02, 0x0090); /* <- read command */
msleep(20);
- retbyte = reg_r_i(gspca_dev, 0x0091); /* read status */
+ retbyte = reg_r(gspca_dev, 0x0091); /* read status */
if (retbyte != 0x00)
pr_err("i2c_r status error %02x\n", retbyte);
- retval = reg_r_i(gspca_dev, 0x0095); /* read Lowbyte */
- retval |= reg_r_i(gspca_dev, 0x0096) << 8; /* read Hightbyte */
- PDEBUG(D_USBI, "i2c r [%02x] -> %04x (%02x)",
- reg, retval, retbyte);
+ retval = reg_r(gspca_dev, 0x0095); /* read Lowbyte */
+ retval |= reg_r(gspca_dev, 0x0096) << 8; /* read Hightbyte */
return retval;
}
@@ -5743,16 +5724,14 @@ static u8 i2c_write(struct gspca_dev *gspca_dev,
if (gspca_dev->usb_err < 0)
return 0;
- reg_w_i(gspca_dev, reg, 0x92);
- reg_w_i(gspca_dev, valL, 0x93);
- reg_w_i(gspca_dev, valH, 0x94);
- reg_w_i(gspca_dev, 0x01, 0x90); /* <- write command */
+ reg_w(gspca_dev, reg, 0x92);
+ reg_w(gspca_dev, valL, 0x93);
+ reg_w(gspca_dev, valH, 0x94);
+ reg_w(gspca_dev, 0x01, 0x90); /* <- write command */
msleep(1);
- retbyte = reg_r_i(gspca_dev, 0x0091); /* read status */
+ retbyte = reg_r(gspca_dev, 0x0091); /* read status */
if (retbyte != 0x00)
pr_err("i2c_w status error %02x\n", retbyte);
- PDEBUG(D_USBO, "i2c w [%02x] = %02x%02x (%02x)",
- reg, valH, valL, retbyte);
return retbyte;
}
@@ -5809,7 +5788,7 @@ static void setmatrix(struct gspca_dev *gspca_dev)
static const u8 tas5130c_matrix[9] =
{0x68, 0xec, 0xec, 0xec, 0x68, 0xec, 0xec, 0xec, 0x68};
static const u8 gc0303_matrix[9] =
- {0x7b, 0xea, 0xea, 0xea, 0x7b, 0xea, 0xea, 0xea, 0x7b};
+ {0x6c, 0xea, 0xea, 0xea, 0x6c, 0xea, 0xea, 0xea, 0x6c};
static const u8 *matrix_tb[SENSOR_MAX] = {
[SENSOR_ADCM2700] = adcm2700_matrix,
[SENSOR_CS2102] = ov7620_matrix,
@@ -5919,6 +5898,8 @@ static void getexposure(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
+ if (sd->sensor != SENSOR_HV7131R)
+ return;
sd->ctrls[EXPOSURE].val = (i2c_read(gspca_dev, 0x25) << 9)
| (i2c_read(gspca_dev, 0x26) << 1)
| (i2c_read(gspca_dev, 0x27) >> 7);
@@ -5929,6 +5910,8 @@ static void setexposure(struct gspca_dev *gspca_dev)
struct sd *sd = (struct sd *) gspca_dev;
int val;
+ if (sd->sensor != SENSOR_HV7131R)
+ return;
val = sd->ctrls[EXPOSURE].val;
i2c_write(gspca_dev, 0x25, val >> 9, 0x00);
i2c_write(gspca_dev, 0x26, val >> 1, 0x00);
@@ -5938,32 +5921,20 @@ static void setexposure(struct gspca_dev *gspca_dev)
static void setquality(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
- u8 frxt;
+ s8 reg07;
+ reg07 = 0;
switch (sd->sensor) {
- case SENSOR_ADCM2700:
- case SENSOR_GC0305:
- case SENSOR_HV7131B:
- case SENSOR_HV7131R:
case SENSOR_OV7620:
+ reg07 = 0x30;
+ break;
+ case SENSOR_HV7131R:
case SENSOR_PAS202B:
- case SENSOR_PO2030:
- return;
+ return; /* done by work queue */
}
-/*fixme: is it really 0008 0007 0018 for all other sensors? */
- reg_w(gspca_dev, QUANT_VAL, 0x0008);
- frxt = 0x30;
- reg_w(gspca_dev, frxt, 0x0007);
-#if QUANT_VAL == 0 || QUANT_VAL == 1 || QUANT_VAL == 2
- frxt = 0xff;
-#elif QUANT_VAL == 3
- frxt = 0xf0;
-#elif QUANT_VAL == 4
- frxt = 0xe0;
-#else
- frxt = 0x20;
-#endif
- reg_w(gspca_dev, frxt, 0x0018);
+ reg_w(gspca_dev, sd->reg08, ZC3XX_R008_CLOCKSETTING);
+ if (reg07 != 0)
+ reg_w(gspca_dev, reg07, 0x0007);
}
/* Matches the sensor's internal frame rate to the lighting frequency.
@@ -6097,6 +6068,115 @@ static void setautogain(struct gspca_dev *gspca_dev)
reg_w(gspca_dev, autoval, 0x0180);
}
+/* update the transfer parameters */
+/* This function is executed from a work queue. */
+/* The exact use of the bridge registers 07 and 08 is not known.
+ * The following algorithm has been adapted from ms-win traces */
+static void transfer_update(struct work_struct *work)
+{
+ struct sd *sd = container_of(work, struct sd, work);
+ struct gspca_dev *gspca_dev = &sd->gspca_dev;
+ int change, good;
+ u8 reg07, reg11;
+
+ /* synchronize with the main driver and initialize the registers */
+ mutex_lock(&gspca_dev->usb_lock);
+ reg07 = 0; /* max */
+ reg_w(gspca_dev, reg07, 0x0007);
+ reg_w(gspca_dev, sd->reg08, ZC3XX_R008_CLOCKSETTING);
+ mutex_unlock(&gspca_dev->usb_lock);
+
+ good = 0;
+ for (;;) {
+ msleep(100);
+
+ /* get the transfer status */
+ /* the bit 0 of the bridge register 11 indicates overflow */
+ mutex_lock(&gspca_dev->usb_lock);
+ if (!gspca_dev->present || !gspca_dev->streaming)
+ goto err;
+ reg11 = reg_r(gspca_dev, 0x0011);
+ if (gspca_dev->usb_err < 0
+ || !gspca_dev->present || !gspca_dev->streaming)
+ goto err;
+
+ change = reg11 & 0x01;
+ if (change) { /* overflow */
+ switch (reg07) {
+ case 0: /* max */
+ reg07 = sd->sensor == SENSOR_HV7131R
+ ? 0x30 : 0x32;
+ if (sd->reg08 != 0) {
+ change = 3;
+ sd->reg08--;
+ }
+ break;
+ case 0x32:
+ reg07 -= 4;
+ break;
+ default:
+ reg07 -= 2;
+ break;
+ case 2:
+ change = 0; /* already min */
+ break;
+ }
+ good = 0;
+ } else { /* no overflow */
+ if (reg07 != 0) { /* if not max */
+ good++;
+ if (good >= 10) {
+ good = 0;
+ change = 1;
+ reg07 += 2;
+ switch (reg07) {
+ case 0x30:
+ if (sd->sensor == SENSOR_PAS202B)
+ reg07 += 2;
+ break;
+ case 0x32:
+ case 0x34:
+ reg07 = 0;
+ break;
+ }
+ }
+ } else { /* reg07 max */
+ if (sd->reg08 < sizeof jpeg_qual - 1) {
+ good++;
+ if (good > 10) {
+ sd->reg08++;
+ change = 2;
+ }
+ }
+ }
+ }
+ if (change) {
+ if (change & 1) {
+ reg_w(gspca_dev, reg07, 0x0007);
+ if (gspca_dev->usb_err < 0
+ || !gspca_dev->present
+ || !gspca_dev->streaming)
+ goto err;
+ }
+ if (change & 2) {
+ reg_w(gspca_dev, sd->reg08,
+ ZC3XX_R008_CLOCKSETTING);
+ if (gspca_dev->usb_err < 0
+ || !gspca_dev->present
+ || !gspca_dev->streaming)
+ goto err;
+ sd->ctrls[QUALITY].val = jpeg_qual[sd->reg08];
+ jpeg_set_qual(sd->jpeg_hdr,
+ jpeg_qual[sd->reg08]);
+ }
+ }
+ mutex_unlock(&gspca_dev->usb_lock);
+ }
+ return;
+err:
+ mutex_unlock(&gspca_dev->usb_lock);
+}
+
static void send_unknown(struct gspca_dev *gspca_dev, int sensor)
{
reg_w(gspca_dev, 0x01, 0x0000); /* bridge reset */
@@ -6424,11 +6504,9 @@ static int sd_config(struct gspca_dev *gspca_dev,
sd->sensor = id->driver_info;
gspca_dev->cam.ctrls = sd->ctrls;
- sd->quality = QUALITY_DEF;
+ sd->reg08 = REG08_DEF;
- /* if USB 1.1, let some bandwidth for the audio device */
- if (gspca_dev->audio && gspca_dev->dev->speed < USB_SPEED_HIGH)
- gspca_dev->nbalt--;
+ INIT_WORK(&sd->work, transfer_update);
return 0;
}
@@ -6481,6 +6559,27 @@ static int sd_init(struct gspca_dev *gspca_dev)
[SENSOR_PO2030] = 1,
[SENSOR_TAS5130C] = 1,
};
+ static const u8 reg08_tb[SENSOR_MAX] = {
+ [SENSOR_ADCM2700] = 1,
+ [SENSOR_CS2102] = 3,
+ [SENSOR_CS2102K] = 3,
+ [SENSOR_GC0303] = 2,
+ [SENSOR_GC0305] = 3,
+ [SENSOR_HDCS2020] = 1,
+ [SENSOR_HV7131B] = 3,
+ [SENSOR_HV7131R] = 3,
+ [SENSOR_ICM105A] = 3,
+ [SENSOR_MC501CB] = 3,
+ [SENSOR_MT9V111_1] = 3,
+ [SENSOR_MT9V111_3] = 3,
+ [SENSOR_OV7620] = 1,
+ [SENSOR_OV7630C] = 3,
+ [SENSOR_PAS106] = 3,
+ [SENSOR_PAS202B] = 3,
+ [SENSOR_PB0330] = 3,
+ [SENSOR_PO2030] = 2,
+ [SENSOR_TAS5130C] = 3,
+ };
sensor = zcxx_probeSensor(gspca_dev);
if (sensor >= 0)
@@ -6545,7 +6644,6 @@ static int sd_init(struct gspca_dev *gspca_dev)
case 0x0e:
PDEBUG(D_PROBE, "Find Sensor PAS202B");
sd->sensor = SENSOR_PAS202B;
-/* sd->sharpness = 1; */
break;
case 0x0f:
PDEBUG(D_PROBE, "Find Sensor PAS106");
@@ -6633,13 +6731,21 @@ static int sd_init(struct gspca_dev *gspca_dev)
}
sd->ctrls[GAMMA].def = gamma[sd->sensor];
+ sd->reg08 = reg08_tb[sd->sensor];
+ sd->ctrls[QUALITY].def = jpeg_qual[sd->reg08];
+ sd->ctrls[QUALITY].min = jpeg_qual[0];
+ sd->ctrls[QUALITY].max = jpeg_qual[ARRAY_SIZE(jpeg_qual) - 1];
switch (sd->sensor) {
case SENSOR_HV7131R:
+ gspca_dev->ctrl_dis = (1 << QUALITY);
break;
case SENSOR_OV7630C:
gspca_dev->ctrl_dis = (1 << LIGHTFREQ) | (1 << EXPOSURE);
break;
+ case SENSOR_PAS202B:
+ gspca_dev->ctrl_dis = (1 << QUALITY) | (1 << EXPOSURE);
+ break;
default:
gspca_dev->ctrl_dis = (1 << EXPOSURE);
break;
@@ -6702,7 +6808,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
/* create the JPEG header */
jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
0x21); /* JPEG 422 */
- jpeg_set_qual(sd->jpeg_hdr, sd->quality);
mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
switch (sd->sensor) {
@@ -6778,10 +6883,9 @@ static int sd_start(struct gspca_dev *gspca_dev)
reg_r(gspca_dev, 0x0180); /* from win */
reg_w(gspca_dev, 0x00, 0x0180);
break;
- default:
- setquality(gspca_dev);
- break;
}
+ setquality(gspca_dev);
+ jpeg_set_qual(sd->jpeg_hdr, jpeg_qual[sd->reg08]);
setlightfreq(gspca_dev);
switch (sd->sensor) {
@@ -6793,8 +6897,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
reg_w(gspca_dev, 0x40, 0x0117);
break;
case SENSOR_HV7131R:
- if (!sd->ctrls[AUTOGAIN].val)
- setexposure(gspca_dev);
+ setexposure(gspca_dev);
reg_w(gspca_dev, 0x00, ZC3XX_R1A7_CALCGLOBALMEAN);
break;
case SENSOR_GC0305:
@@ -6819,13 +6922,19 @@ static int sd_start(struct gspca_dev *gspca_dev)
}
setautogain(gspca_dev);
- switch (sd->sensor) {
- case SENSOR_PO2030:
- msleep(50);
- reg_w(gspca_dev, 0x00, 0x0007); /* (from win traces) */
- reg_w(gspca_dev, 0x02, ZC3XX_R008_CLOCKSETTING);
- break;
+
+ /* start the transfer update thread if needed */
+ if (gspca_dev->usb_err >= 0) {
+ switch (sd->sensor) {
+ case SENSOR_HV7131R:
+ case SENSOR_PAS202B:
+ sd->work_thread =
+ create_singlethread_workqueue(KBUILD_MODNAME);
+ queue_work(sd->work_thread, &sd->work);
+ break;
+ }
}
+
return gspca_dev->usb_err;
}
@@ -6834,6 +6943,12 @@ static void sd_stop0(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
+ if (sd->work_thread != NULL) {
+ mutex_unlock(&gspca_dev->usb_lock);
+ destroy_workqueue(sd->work_thread);
+ mutex_lock(&gspca_dev->usb_lock);
+ sd->work_thread = NULL;
+ }
if (!gspca_dev->present)
return;
send_unknown(gspca_dev, sd->sensor);
@@ -6910,19 +7025,33 @@ static int sd_querymenu(struct gspca_dev *gspca_dev,
return -EINVAL;
}
+static int sd_setquality(struct gspca_dev *gspca_dev, __s32 val)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(jpeg_qual) - 1; i++) {
+ if (val <= jpeg_qual[i])
+ break;
+ }
+ if (i > 0
+ && i == sd->reg08
+ && val < jpeg_qual[sd->reg08])
+ i--;
+ sd->reg08 = i;
+ sd->ctrls[QUALITY].val = jpeg_qual[i];
+ if (gspca_dev->streaming)
+ jpeg_set_qual(sd->jpeg_hdr, sd->ctrls[QUALITY].val);
+ return gspca_dev->usb_err;
+}
+
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);
+ sd_setquality(gspca_dev, jcomp->quality);
+ jcomp->quality = sd->ctrls[QUALITY].val;
return gspca_dev->usb_err;
}
@@ -6932,7 +7061,7 @@ static int sd_get_jcomp(struct gspca_dev *gspca_dev,
struct sd *sd = (struct sd *) gspca_dev;
memset(jcomp, 0, sizeof *jcomp);
- jcomp->quality = sd->quality;
+ jcomp->quality = sd->ctrls[QUALITY].val;
jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
| V4L2_JPEG_MARKER_DQT;
return 0;
@@ -6955,7 +7084,7 @@ static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,
#endif
static const struct sd_desc sd_desc = {
- .name = MODULE_NAME,
+ .name = KBUILD_MODNAME,
.ctrls = sd_ctrls,
.nctrls = ARRAY_SIZE(sd_ctrls),
.config = sd_config,
@@ -7040,7 +7169,7 @@ static int sd_probe(struct usb_interface *intf,
/* USB driver */
static struct usb_driver sd_driver = {
- .name = MODULE_NAME,
+ .name = KBUILD_MODNAME,
.id_table = device_table,
.probe = sd_probe,
.disconnect = gspca_disconnect,
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-25 04:51:33 +0000