diff options
Diffstat (limited to 'drivers/media/video/gspca/spca506.c')
| -rw-r--r-- | drivers/media/video/gspca/spca506.c | 35 |
1 files changed, 16 insertions, 19 deletions
diff --git a/drivers/media/video/gspca/spca506.c b/drivers/media/video/gspca/spca506.c index 2d249b00bdcd..143203c1fd9f 100644 --- a/drivers/media/video/gspca/spca506.c +++ b/drivers/media/video/gspca/spca506.c @@ -25,8 +25,8 @@ #include "gspca.h" -#define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 1, 5) -static const char version[] = "2.1.5"; +#define DRIVER_VERSION_NUMBER KERNEL_VERSION(2, 1, 7) +static const char version[] = "2.1.7"; MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); MODULE_DESCRIPTION("GSPCA/SPCA506 USB Camera Driver"); @@ -153,17 +153,18 @@ static struct v4l2_pix_format vga_mode[] = { #define SAA7113_hue 0x0d /* defaults 0x00 */ #define SAA7113_I2C_BASE_WRITE 0x4a -static void reg_r(struct usb_device *dev, +/* read 'len' bytes to gspca_dev->usb_buf */ +static void reg_r(struct gspca_dev *gspca_dev, __u16 req, __u16 index, - __u8 *buffer, __u16 length) + __u16 length) { - usb_control_msg(dev, - usb_rcvctrlpipe(dev, 0), + usb_control_msg(gspca_dev->dev, + usb_rcvctrlpipe(gspca_dev->dev, 0), req, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0, /* value */ - index, buffer, length, + index, gspca_dev->usb_buf, length, 500); } @@ -189,13 +190,12 @@ static void spca506_WriteI2c(struct gspca_dev *gspca_dev, __u16 valeur, __u16 reg) { int retry = 60; - __u8 Data[2]; reg_w(gspca_dev->dev, 0x07, reg, 0x0001); reg_w(gspca_dev->dev, 0x07, valeur, 0x0000); while (retry--) { - reg_r(gspca_dev->dev, 0x07, 0x0003, Data, 2); - if ((Data[0] | Data[1]) == 0x00) + reg_r(gspca_dev, 0x07, 0x0003, 2); + if ((gspca_dev->usb_buf[0] | gspca_dev->usb_buf[1]) == 0x00) break; } } @@ -203,21 +203,19 @@ static void spca506_WriteI2c(struct gspca_dev *gspca_dev, __u16 valeur, static int spca506_ReadI2c(struct gspca_dev *gspca_dev, __u16 reg) { int retry = 60; - __u8 Data[2]; - __u8 value; reg_w(gspca_dev->dev, 0x07, SAA7113_I2C_BASE_WRITE, 0x0004); reg_w(gspca_dev->dev, 0x07, reg, 0x0001); reg_w(gspca_dev->dev, 0x07, 0x01, 0x0002); while (--retry) { - reg_r(gspca_dev->dev, 0x07, 0x0003, Data, 2); - if ((Data[0] | Data[1]) == 0x00) + reg_r(gspca_dev, 0x07, 0x0003, 2); + if ((gspca_dev->usb_buf[0] | gspca_dev->usb_buf[1]) == 0x00) break; } if (retry == 0) return -1; - reg_r(gspca_dev->dev, 0x07, 0x0000, &value, 1); - return value; + reg_r(gspca_dev, 0x07, 0x0000, 1); + return gspca_dev->usb_buf[0]; } static void spca506_SetNormeInput(struct gspca_dev *gspca_dev, @@ -437,7 +435,6 @@ static void sd_start(struct gspca_dev *gspca_dev) struct usb_device *dev = gspca_dev->dev; __u16 norme; __u16 channel; - __u8 Data[2]; /**************************************/ reg_w(dev, 0x03, 0x00, 0x0004); @@ -555,8 +552,8 @@ static void sd_start(struct gspca_dev *gspca_dev) /* compress setting and size */ /* set i2c luma */ reg_w(dev, 0x02, 0x01, 0x0000); - reg_w(dev, 0x03, 0x12, 0x000); - reg_r(dev, 0x04, 0x0001, Data, 2); + reg_w(dev, 0x03, 0x12, 0x0000); + reg_r(gspca_dev, 0x04, 0x0001, 2); PDEBUG(D_STREAM, "webcam started"); spca506_GetNormeInput(gspca_dev, &norme, &channel); spca506_SetNormeInput(gspca_dev, norme, channel); |