static int w9968cf_write_sb(struct w9968cf_device*, u16 value);
static int w9968cf_read_sb(struct w9968cf_device*);
static int w9968cf_upload_quantizationtables(struct w9968cf_device*);
-static void w9968cf_urb_complete(struct urb *urb, struct pt_regs *regs);
+static void w9968cf_urb_complete(struct urb *urb);
/* Low-level I2C (SMBus) I/O */
static int w9968cf_smbus_start(struct w9968cf_device*);
{ -EFBIG, "Too much ISO frames requested" },
{ -ENOSR, "Buffer error (overrun)" },
{ -EPIPE, "Specified endpoint is stalled (device not responding)"},
- { -EOVERFLOW, "Babble (bad cable?)" },
+ { -EOVERFLOW, "Babble (too much data)" },
{ -EPROTO, "Bit-stuff error (bad cable?)" },
{ -EILSEQ, "CRC/Timeout" },
- { -ETIMEDOUT, "NAK (device does not respond)" },
+ { -ETIME, "Device does not respond to token" },
+ { -ETIMEDOUT, "Device does not respond to command" },
{ -1, NULL }
};
-
-
/****************************************************************************
* Memory management functions *
****************************************************************************/
If there are no requested frames in the FIFO list, packets are collected into
a temporary buffer.
--------------------------------------------------------------------------*/
-static void w9968cf_urb_complete(struct urb *urb, struct pt_regs *regs)
+static void w9968cf_urb_complete(struct urb *urb)
{
struct w9968cf_device* cam = (struct w9968cf_device*)urb->context;
struct w9968cf_frame_t** f;
int err = 0;
/* Work around to avoid FP arithmetics */
- #define __SC(x) ((x) << 10)
- #define __UNSC(x) ((x) >> 10)
+ #define SC(x) ((x) << 10)
+ #define UNSC(x) ((x) >> 10)
/* Make sure we are using a supported resolution */
if ((err = w9968cf_adjust_window_size(cam, (u16*)&win.width,
goto error;
/* Scaling factors */
- fw = __SC(win.width) / cam->maxwidth;
- fh = __SC(win.height) / cam->maxheight;
+ fw = SC(win.width) / cam->maxwidth;
+ fh = SC(win.height) / cam->maxheight;
/* Set up the width and height values used by the chip */
if ((win.width > cam->maxwidth) || (win.height > cam->maxheight)) {
cam->vpp_flag |= VPP_UPSCALE;
/* Calculate largest w,h mantaining the same w/h ratio */
- w = (fw >= fh) ? cam->maxwidth : __SC(win.width)/fh;
- h = (fw >= fh) ? __SC(win.height)/fw : cam->maxheight;
+ w = (fw >= fh) ? cam->maxwidth : SC(win.width)/fh;
+ h = (fw >= fh) ? SC(win.height)/fw : cam->maxheight;
if (w < cam->minwidth) /* just in case */
w = cam->minwidth;
if (h < cam->minheight) /* just in case */
/* Calculate cropped area manteining the right w/h ratio */
if (cam->largeview && !(cam->vpp_flag & VPP_UPSCALE)) {
- cw = (fw >= fh) ? cam->maxwidth : __SC(win.width)/fh;
- ch = (fw >= fh) ? __SC(win.height)/fw : cam->maxheight;
+ cw = (fw >= fh) ? cam->maxwidth : SC(win.width)/fh;
+ ch = (fw >= fh) ? SC(win.height)/fw : cam->maxheight;
} else {
cw = w;
ch = h;
/* We have to scale win.x and win.y offsets */
if ( (cam->largeview && !(cam->vpp_flag & VPP_UPSCALE))
|| (cam->vpp_flag & VPP_UPSCALE) ) {
- ax = __SC(win.x)/fw;
- ay = __SC(win.y)/fh;
+ ax = SC(win.x)/fw;
+ ay = SC(win.y)/fh;
} else {
ax = win.x;
ay = win.y;
/* Adjust win.x, win.y */
if ( (cam->largeview && !(cam->vpp_flag & VPP_UPSCALE))
|| (cam->vpp_flag & VPP_UPSCALE) ) {
- win.x = __UNSC(ax*fw);
- win.y = __UNSC(ay*fh);
+ win.x = UNSC(ax*fw);
+ win.y = UNSC(ay*fh);
} else {
win.x = ax;
win.y = ay;