V4L/DVB (13423): gspca - ov534: More ov772x changes from Max Thrun.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 197 insertions, 8 deletions

diff --git a/drivers/media/video/gspca/ov534.c b/drivers/media/video/gspca/ov534.c
index fa28316c06e..b665c84ca86 100644
--- a/drivers/media/video/gspca/ov534.c
+++ b/drivers/media/video/gspca/ov534.c
@@ -10,6 +10,8 @@
  * https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/
  *
  * PS3 Eye camera enhanced by Richard Kaswy http://kaswy.free.fr
+ * PS3 Eye camera, brightness, contrast, hue, AWB control added
+ *      by Max Thrun <bear24rw@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -53,11 +55,16 @@ struct sd {
         __u32 last_pts;
         u16 last_fid;
         u8 frame_rate;
+
+        u8 brightness;
+        u8 contrast;
         u8 gain;
         u8 exposure;
         u8 redblc;
         u8 blueblc;
+        u8 hue;
         u8 autogain;
+        u8 awb;
         u8 sharpness;
         u8 hflip;
         u8 vflip;
@@ -84,10 +91,46 @@ static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val);
 static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val);
 static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val);
 static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val);
+static int sd_sethue(struct gspca_dev *gspca_dev, __s32 val);
+static int sd_gethue(struct gspca_dev *gspca_dev, __s32 *val);
+static int sd_setawb(struct gspca_dev *gspca_dev, __s32 val);
+static int sd_getawb(struct gspca_dev *gspca_dev, __s32 *val);
+static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
+static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
+static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val);
+static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);
 
 static struct ctrl sd_ctrls_ov772x[] = {
     {
         {
+                .id      = V4L2_CID_BRIGHTNESS,
+                .type    = V4L2_CTRL_TYPE_INTEGER,
+                .name    = "Brightness",
+                .minimum = 0,
+                .maximum = 255,
+                .step    = 1,
+#define BRIGHTNESS_DEF 20
+                .default_value = BRIGHTNESS_DEF,
+        },
+        .set = sd_setbrightness,
+        .get = sd_getbrightness,
+    },
+    {
+        {
+                .id      = V4L2_CID_CONTRAST,
+                .type    = V4L2_CTRL_TYPE_INTEGER,
+                .name    = "Contrast",
+                .minimum = 0,
+                .maximum = 255,
+                .step    = 1,
+#define CONTRAST_DEF 37
+                .default_value = CONTRAST_DEF,
+        },
+        .set = sd_setcontrast,
+        .get = sd_getcontrast,
+    },
+    {
+        {
             .id      = V4L2_CID_GAIN,
             .type    = V4L2_CTRL_TYPE_INTEGER,
             .name    = "Main Gain",
@@ -108,7 +151,7 @@ static struct ctrl sd_ctrls_ov772x[] = {
             .minimum = 0,
             .maximum = 255,
             .step    = 1,
-#define EXPO_DEF 255
+#define EXPO_DEF 120
             .default_value = EXPO_DEF,
         },
         .set = sd_setexposure,
@@ -144,13 +187,27 @@ static struct ctrl sd_ctrls_ov772x[] = {
     },
     {
         {
+                .id      = V4L2_CID_HUE,
+                .type    = V4L2_CTRL_TYPE_INTEGER,
+                .name    = "Hue",
+                .minimum = 0,
+                .maximum = 255,
+                .step    = 1,
+#define HUE_DEF 143
+                .default_value = HUE_DEF,
+        },
+        .set = sd_sethue,
+        .get = sd_gethue,
+    },
+    {
+        {
             .id      = V4L2_CID_AUTOGAIN,
             .type    = V4L2_CTRL_TYPE_BOOLEAN,
             .name    = "Autogain",
             .minimum = 0,
             .maximum = 1,
             .step    = 1,
-#define AUTOGAIN_DEF 1
+#define AUTOGAIN_DEF 0
             .default_value = AUTOGAIN_DEF,
         },
         .set = sd_setautogain,
@@ -158,13 +215,27 @@ static struct ctrl sd_ctrls_ov772x[] = {
     },
     {
         {
+                .id      = V4L2_CID_AUTO_WHITE_BALANCE,
+                .type    = V4L2_CTRL_TYPE_BOOLEAN,
+                .name    = "Auto White Balance",
+                .minimum = 0,
+                .maximum = 1,
+                .step    = 1,
+#define AWB_DEF 0
+                .default_value = AWB_DEF,
+        },
+        .set = sd_setawb,
+        .get = sd_getawb,
+    },
+    {
+        {
             .id      = V4L2_CID_SHARPNESS,
             .type    = V4L2_CTRL_TYPE_INTEGER,
             .name    = "Sharpness",
             .minimum = 0,
             .maximum = 63,
             .step    = 1,
-#define SHARPNESS_DEF 4
+#define SHARPNESS_DEF 0
             .default_value = SHARPNESS_DEF,
         },
         .set = sd_setsharpness,
@@ -206,7 +277,7 @@ static const struct v4l2_pix_format vga_yuyv_mode[] = {
         {320, 240, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
          .bytesperline = 320 * 2,
          .sizeimage = 320 * 240 * 2,
-         .colorspace = V4L2_COLORSPACE_JPEG,
+         .colorspace = V4L2_COLORSPACE_SRGB,
          .priv = 1},
         {640, 480, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
          .bytesperline = 640 * 2,
@@ -311,10 +382,10 @@ static const u8 sensor_init_ov772x[][2] = {
         { 0x65, 0x20 },
         { 0x11, 0x01 },
         { 0x42, 0x7f },
-        { 0x63, 0xaa },         /* was e0 */
+        { 0x63, 0xaa },         /* AWB - was e0 */
         { 0x64, 0xff },
         { 0x66, 0x00 },
-        { 0x13, 0xf0 },
+        { 0x13, 0xf0 },         /* com8 */
         { 0x0d, 0x41 },
         { 0x0f, 0xc5 },
         { 0x14, 0x11 },
@@ -327,7 +398,7 @@ static const u8 sensor_init_ov772x[][2] = {
         { 0x2a, 0x00 },
         { 0x2b, 0x00 },
         { 0x6b, 0xaa },
-        { 0x13, 0xff },
+        { 0x13, 0xff },         /* AWB */
 
         { 0x90, 0x05 },
         { 0x91, 0x01 },
@@ -375,7 +446,7 @@ static const u8 sensor_init_ov772x[][2] = {
         { 0x14, 0x41 },
         { 0x0e, 0xcd },
         { 0xac, 0xbf },
-        { 0x8e, 0x00 },
+        { 0x8e, 0x00 },         /* De-noise threshold */
         { 0x0c, 0xd0 }
 };
 static const u8 bridge_start_ov772x_vga[][2] = {
@@ -397,6 +468,7 @@ static const u8 sensor_start_ov772x_vga[][2] = {
         {0x1a, 0xf0},
         {0x29, 0xa0},
         {0x2c, 0xf0},
+        {0x65, 0x20},
 };
 static const u8 bridge_start_ov772x_qvga[][2] = {
         {0x1c, 0x00},
@@ -417,6 +489,7 @@ static const u8 sensor_start_ov772x_qvga[][2] = {
         {0x1a, 0x78},
         {0x29, 0x50},
         {0x2c, 0x78},
+        {0x65, 0x2f},
 };
 
 static const u8 bridge_init_ov965x[][2] = {
@@ -1000,6 +1073,20 @@ static void ov534_set_frame_rate(struct gspca_dev *gspca_dev)
 }
 
 /* ov772x controls */
+static void setbrightness(struct gspca_dev *gspca_dev)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+
+        sccb_reg_write(gspca_dev, 0x9B, sd->brightness);
+}
+
+static void setcontrast(struct gspca_dev *gspca_dev)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+
+        sccb_reg_write(gspca_dev, 0x9C, sd->contrast);
+}
+
 static void setgain(struct gspca_dev *gspca_dev)
 {
         struct sd *sd = (struct sd *) gspca_dev;
@@ -1051,6 +1138,13 @@ static void setblueblc(struct gspca_dev *gspca_dev)
         sccb_reg_write(gspca_dev, 0x42, sd->blueblc);
 }
 
+static void sethue(struct gspca_dev *gspca_dev)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+
+        sccb_reg_write(gspca_dev, 0x01, sd->hue);
+}
+
 static void setautogain(struct gspca_dev *gspca_dev)
 {
         struct sd *sd = (struct sd *) gspca_dev;
@@ -1066,6 +1160,16 @@ static void setautogain(struct gspca_dev *gspca_dev)
         }
 }
 
+static void setawb(struct gspca_dev *gspca_dev)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+
+        if (sd->awb)
+                sccb_reg_write(gspca_dev, 0x63, 0xe0);  /* AWB on */
+        else
+                sccb_reg_write(gspca_dev, 0x63, 0xaa);  /* AWB off */
+}
+
 static void setsharpness(struct gspca_dev *gspca_dev)
 {
         struct sd *sd = (struct sd *) gspca_dev;
@@ -1124,11 +1228,20 @@ static int sd_config(struct gspca_dev *gspca_dev,
         }
 
         sd->frame_rate = 30;
+
+        sd->brightness = BRIGHTNESS_DEF;
+        sd->contrast = CONTRAST_DEF;
         sd->gain = GAIN_DEF;
         sd->exposure = EXPO_DEF;
         sd->redblc = RED_BALANCE_DEF;
         sd->blueblc = BLUE_BALANCE_DEF;
+        sd->hue = HUE_DEF;
+#if AUTOGAIN_DEF != 0
         sd->autogain = AUTOGAIN_DEF;
+#endif
+#if AWB_DEF != 0
+        sd->awb = AWB_DEF
+#endif
         sd->sharpness = SHARPNESS_DEF;
 #if HFLIP_DEF != 0
         sd->hflip = HFLIP_DEF;
@@ -1219,10 +1332,14 @@ static int sd_start_ov772x(struct gspca_dev *gspca_dev)
         ov534_set_frame_rate(gspca_dev);
 
         setautogain(gspca_dev);
+        setawb(gspca_dev);
         setgain(gspca_dev);
         setredblc(gspca_dev);
         setblueblc(gspca_dev);
+        sethue(gspca_dev);
         setexposure(gspca_dev);
+        setbrightness(gspca_dev);
+        setcontrast(gspca_dev);
         setsharpness(gspca_dev);
         setvflip(gspca_dev);
         sethflip(gspca_dev);
@@ -1395,6 +1512,42 @@ static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val)
         return 0;
 }
 
+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)
+                setcontrast(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_setcontrast(struct gspca_dev *gspca_dev, __s32 val)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+
+        sd->contrast = val;
+        if (gspca_dev->streaming)
+                setcontrast(gspca_dev);
+        return 0;
+}
+
+static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+
+        *val = sd->contrast;
+        return 0;
+}
+
 static int sd_setredblc(struct gspca_dev *gspca_dev, __s32 val)
 {
         struct sd *sd = (struct sd *) gspca_dev;
@@ -1431,6 +1584,24 @@ static int sd_getblueblc(struct gspca_dev *gspca_dev, __s32 *val)
         return 0;
 }
 
+static int sd_sethue(struct gspca_dev *gspca_dev, __s32 val)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+
+        sd->hue = val;
+        if (gspca_dev->streaming)
+                sethue(gspca_dev);
+        return 0;
+}
+
+static int sd_gethue(struct gspca_dev *gspca_dev, __s32 *val)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+
+        *val = sd->hue;
+        return 0;
+}
+
 static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val)
 {
         struct sd *sd = (struct sd *) gspca_dev;
@@ -1449,6 +1620,24 @@ static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val)
         return 0;
 }
 
+static int sd_setawb(struct gspca_dev *gspca_dev, __s32 val)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+
+        sd->awb = val;
+        if (gspca_dev->streaming)
+                setawb(gspca_dev);
+        return 0;
+}
+
+static int sd_getawb(struct gspca_dev *gspca_dev, __s32 *val)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+
+        *val = sd->awb;
+        return 0;
+}
+
 static int sd_setsharpness(struct gspca_dev *gspca_dev, __s32 val)
 {
         struct sd *sd = (struct sd *) gspca_dev;