diff options
author | Jean-Francois Moine <moinejf@free.fr> | 2008-07-14 09:38:29 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-07-20 07:26:14 -0300 |
commit | 739570bb218bb4607df1f197282561e97a98e54a (patch) | |
tree | 25555dfe5ac873bc96866c486d6f6c1dcabf24f4 /drivers/media/video/gspca/sunplus.c | |
parent | 5b77ae7776183d733ec86727bcc34c52a336afd6 (diff) |
V4L/DVB (8352): gspca: Buffers for USB exchanges cannot be in the stack.
gspca: Protect dq_callback() against simultaneous USB exchanges.
Temporary buffer for USB exchanges added in the device struct.
(all) Use a temporary buffer for all USB exchanges.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/gspca/sunplus.c')
-rw-r--r-- | drivers/media/video/gspca/sunplus.c | 279 |
1 files changed, 138 insertions, 141 deletions
diff --git a/drivers/media/video/gspca/sunplus.c b/drivers/media/video/gspca/sunplus.c index f66594a113a7..acd4a077198a 100644 --- a/drivers/media/video/gspca/sunplus.c +++ b/drivers/media/video/gspca/sunplus.c @@ -24,8 +24,8 @@ #include "gspca.h" #include "jpeg.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/SPCA5xx USB Camera Driver"); @@ -452,7 +452,7 @@ static const __u8 qtable_spca504_default[2][64] = { 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e} }; -static void spca5xxRegRead(struct usb_device *dev, +static void reg_r(struct usb_device *dev, __u16 req, __u16 index, __u8 *buffer, __u16 length) @@ -466,7 +466,7 @@ static void spca5xxRegRead(struct usb_device *dev, 500); } -static void spca5xxRegWrite(struct usb_device *dev, +static void reg_w(struct usb_device *dev, __u16 req, __u16 value, __u16 index, @@ -480,7 +480,8 @@ static void spca5xxRegWrite(struct usb_device *dev, 500); } -static int reg_write(struct usb_device *dev, +/* write req / index / value */ +static int reg_w_riv(struct usb_device *dev, __u16 req, __u16 index, __u16 value) { int ret; @@ -490,57 +491,56 @@ static int reg_write(struct usb_device *dev, req, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, value, index, NULL, 0, 500); - PDEBUG(D_PACK, "reg write: 0x%02x,0x%02x:0x%02x, 0x%x", + PDEBUG(D_USBO, "reg write: 0x%02x,0x%02x:0x%02x, %d", req, index, value, ret); if (ret < 0) PDEBUG(D_ERR, "reg write: error %d", ret); return ret; } -static int reg_read_info(struct usb_device *dev, +/* read 1 byte */ +static int reg_r_1(struct gspca_dev *gspca_dev, __u16 value) /* wValue */ { int ret; - __u8 data; - ret = usb_control_msg(dev, - usb_rcvctrlpipe(dev, 0), + ret = usb_control_msg(gspca_dev->dev, + usb_rcvctrlpipe(gspca_dev->dev, 0), 0x20, /* request */ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, value, 0, /* index */ - &data, 1, + gspca_dev->usb_buf, 1, 500); /* timeout */ if (ret < 0) { - PDEBUG(D_ERR, "reg_read_info err %d", ret); + PDEBUG(D_ERR, "reg_r_1 err %d", ret); return 0; } - return data; + return gspca_dev->usb_buf[0]; } -/* returns: negative is error, pos or zero is data */ -static int reg_read(struct usb_device *dev, +/* read 1 or 2 bytes - returns < 0 if error */ +static int reg_r_12(struct gspca_dev *gspca_dev, __u16 req, /* bRequest */ __u16 index, /* wIndex */ __u16 length) /* wLength (1 or 2 only) */ { int ret; - __u8 buf[2]; - buf[1] = 0; - ret = usb_control_msg(dev, - usb_rcvctrlpipe(dev, 0), + gspca_dev->usb_buf[1] = 0; + ret = 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, - buf, length, + gspca_dev->usb_buf, length, 500); if (ret < 0) { PDEBUG(D_ERR, "reg_read err %d", ret); return -1; } - return (buf[1] << 8) + buf[0]; + return (gspca_dev->usb_buf[1] << 8) + gspca_dev->usb_buf[0]; } static int write_vector(struct gspca_dev *gspca_dev, @@ -550,7 +550,7 @@ static int write_vector(struct gspca_dev *gspca_dev, int ret, i = 0; while (data[i][0] != 0 || data[i][1] != 0 || data[i][2] != 0) { - ret = reg_write(dev, data[i][0], data[i][2], data[i][1]); + ret = reg_w_riv(dev, data[i][0], data[i][2], data[i][1]); if (ret < 0) { PDEBUG(D_ERR, "Register write failed for 0x%x,0x%x,0x%x", @@ -573,14 +573,14 @@ static int spca50x_setup_qtable(struct gspca_dev *gspca_dev, /* loop over y components */ for (i = 0; i < 64; i++) { - err = reg_write(dev, request, ybase + i, qtable[0][i]); + err = reg_w_riv(dev, request, ybase + i, qtable[0][i]); if (err < 0) return err; } /* loop over c components */ for (i = 0; i < 64; i++) { - err = reg_write(dev, request, cbase + i, qtable[1][i]); + err = reg_w_riv(dev, request, cbase + i, qtable[1][i]); if (err < 0) return err; } @@ -593,14 +593,14 @@ static void spca504_acknowledged_command(struct gspca_dev *gspca_dev, struct usb_device *dev = gspca_dev->dev; __u8 notdone; - reg_write(dev, req, idx, val); - notdone = reg_read(dev, 0x01, 0x0001, 1); - reg_write(dev, req, idx, val); + reg_w_riv(dev, req, idx, val); + notdone = reg_r_12(gspca_dev, 0x01, 0x0001, 1); + reg_w_riv(dev, req, idx, val); PDEBUG(D_FRAM, "before wait 0x%x", notdone); msleep(200); - notdone = reg_read(dev, 0x01, 0x0001, 1); + notdone = reg_r_12(gspca_dev, 0x01, 0x0001, 1); PDEBUG(D_FRAM, "after wait 0x%x", notdone); } @@ -612,8 +612,8 @@ static void spca504A_acknowledged_command(struct gspca_dev *gspca_dev, __u8 status; __u8 endcode; - reg_write(dev, req, idx, val); - status = reg_read(dev, 0x01, 0x0001, 1); + reg_w_riv(dev, req, idx, val); + status = reg_r_12(gspca_dev, 0x01, 0x0001, 1); endcode = stat; PDEBUG(D_FRAM, "Status 0x%x Need 0x%x", status, stat); if (!count) @@ -622,8 +622,8 @@ static void spca504A_acknowledged_command(struct gspca_dev *gspca_dev, while (--count > 0) { msleep(10); /* gsmart mini2 write a each wait setting 1 ms is enought */ -/* reg_write(dev, req, idx, val); */ - status = reg_read(dev, 0x01, 0x0001, 1); +/* reg_w_riv(dev, req, idx, val); */ + status = reg_r_12(gspca_dev, 0x01, 0x0001, 1); if (status == endcode) { PDEBUG(D_FRAM, "status 0x%x after wait 0x%x", status, 200 - count); @@ -632,34 +632,31 @@ static void spca504A_acknowledged_command(struct gspca_dev *gspca_dev, } } -static int spca504B_PollingDataReady(struct usb_device *dev) +static int spca504B_PollingDataReady(struct gspca_dev *gspca_dev) { - __u8 DataReady; int count = 10; while (--count > 0) { - spca5xxRegRead(dev, 0x21, 0, &DataReady, 1); - if ((DataReady & 0x01) == 0) + reg_r(gspca_dev->dev, 0x21, 0, gspca_dev->usb_buf, 1); + if ((gspca_dev->usb_buf[0] & 0x01) == 0) break; msleep(10); } - return DataReady; + return gspca_dev->usb_buf[0]; } static void spca504B_WaitCmdStatus(struct gspca_dev *gspca_dev) { struct usb_device *dev = gspca_dev->dev; - __u8 DataReady; int count = 50; while (--count > 0) { - spca5xxRegRead(dev, 0x21, 1, &DataReady, 1); - - if (DataReady) { - DataReady = 0; - spca5xxRegWrite(dev, 0x21, 0, 1, &DataReady, 1); - spca5xxRegRead(dev, 0x21, 1, &DataReady, 1); - spca504B_PollingDataReady(dev); + reg_r(dev, 0x21, 1, gspca_dev->usb_buf, 1); + if (gspca_dev->usb_buf[0] != 0) { + gspca_dev->usb_buf[0] = 0; + reg_w(dev, 0x21, 0, 1, gspca_dev->usb_buf, 1); + reg_r(dev, 0x21, 1, gspca_dev->usb_buf, 1); + spca504B_PollingDataReady(gspca_dev); break; } msleep(10); @@ -669,14 +666,15 @@ static void spca504B_WaitCmdStatus(struct gspca_dev *gspca_dev) static void spca50x_GetFirmware(struct gspca_dev *gspca_dev) { struct usb_device *dev = gspca_dev->dev; - __u8 FW[5]; - __u8 ProductInfo[64]; + __u8 *data; - spca5xxRegRead(dev, 0x20, 0, FW, 5); + data = kmalloc(64, GFP_KERNEL); + reg_r(dev, 0x20, 0, data, 5); PDEBUG(D_STREAM, "FirmWare : %d %d %d %d %d ", - FW[0], FW[1], FW[2], FW[3], FW[4]); - spca5xxRegRead(dev, 0x23, 0, ProductInfo, 64); - spca5xxRegRead(dev, 0x23, 1, ProductInfo, 64); + data[0], data[1], data[2], data[3], data[4]); + reg_r(dev, 0x23, 0, data, 64); + reg_r(dev, 0x23, 1, data, 64); + kfree(data); } static void spca504B_SetSizeType(struct gspca_dev *gspca_dev) @@ -691,32 +689,35 @@ static void spca504B_SetSizeType(struct gspca_dev *gspca_dev) Type = 0; switch (sd->bridge) { case BRIDGE_SPCA533: - spca5xxRegWrite(dev, 0x31, 0, 0, NULL, 0); + reg_w(dev, 0x31, 0, 0, NULL, 0); spca504B_WaitCmdStatus(gspca_dev); - rc = spca504B_PollingDataReady(dev); + rc = spca504B_PollingDataReady(gspca_dev); spca50x_GetFirmware(gspca_dev); - Type = 2; - spca5xxRegWrite(dev, 0x24, 0, 8, &Type, 1); - spca5xxRegRead(dev, 0x24, 8, &Type, 1); + gspca_dev->usb_buf[0] = 2; /* type */ + reg_w(dev, 0x24, 0, 8, gspca_dev->usb_buf, 1); + reg_r(dev, 0x24, 8, gspca_dev->usb_buf, 1); - spca5xxRegWrite(dev, 0x25, 0, 4, &Size, 1); - spca5xxRegRead(dev, 0x25, 4, &Size, 1); - rc = spca504B_PollingDataReady(dev); + gspca_dev->usb_buf[0] = Size; + reg_w(dev, 0x25, 0, 4, gspca_dev->usb_buf, 1); + reg_r(dev, 0x25, 4, gspca_dev->usb_buf, 1); /* size */ + rc = spca504B_PollingDataReady(gspca_dev); /* Init the cam width height with some values get on init ? */ - spca5xxRegWrite(dev, 0x31, 0, 4, NULL, 0); + reg_w(dev, 0x31, 0, 4, NULL, 0); spca504B_WaitCmdStatus(gspca_dev); - rc = spca504B_PollingDataReady(dev); + rc = spca504B_PollingDataReady(gspca_dev); break; default: /* case BRIDGE_SPCA504B: */ /* case BRIDGE_SPCA536: */ + gspca_dev->usb_buf[0] = Size; + reg_w(dev, 0x25, 0, 4, gspca_dev->usb_buf, 1); + reg_r(dev, 0x25, 4, gspca_dev->usb_buf, 1); /* size */ Type = 6; - spca5xxRegWrite(dev, 0x25, 0, 4, &Size, 1); - spca5xxRegRead(dev, 0x25, 4, &Size, 1); - spca5xxRegWrite(dev, 0x27, 0, 0, &Type, 1); - spca5xxRegRead(dev, 0x27, 0, &Type, 1); - rc = spca504B_PollingDataReady(dev); + gspca_dev->usb_buf[0] = Type; + reg_w(dev, 0x27, 0, 0, gspca_dev->usb_buf, 1); + reg_r(dev, 0x27, 0, gspca_dev->usb_buf, 1); /* type */ + rc = spca504B_PollingDataReady(gspca_dev); break; case BRIDGE_SPCA504: Size += 3; @@ -733,21 +734,20 @@ static void spca504B_SetSizeType(struct gspca_dev *gspca_dev) break; case BRIDGE_SPCA504C: /* capture mode */ - reg_write(dev, 0xa0, (0x0500 | (Size & 0x0f)), 0x0); - reg_write(dev, 0x20, 0x01, 0x0500 | (Size & 0x0f)); + reg_w_riv(dev, 0xa0, (0x0500 | (Size & 0x0f)), 0x00); + reg_w_riv(dev, 0x20, 0x01, 0x0500 | (Size & 0x0f)); break; } } static void spca504_wait_status(struct gspca_dev *gspca_dev) { - struct usb_device *dev = gspca_dev->dev; int cnt; cnt = 256; while (--cnt > 0) { /* With this we get the status, when return 0 it's all ok */ - if (reg_read(dev, 0x06, 0x00, 1) == 0) + if (reg_r_12(gspca_dev, 0x06, 0x00, 1) == 0) return; msleep(10); } @@ -756,11 +756,11 @@ static void spca504_wait_status(struct gspca_dev *gspca_dev) static void spca504B_setQtable(struct gspca_dev *gspca_dev) { struct usb_device *dev = gspca_dev->dev; - __u8 Data = 3; - spca5xxRegWrite(dev, 0x26, 0, 0, &Data, 1); - spca5xxRegRead(dev, 0x26, 0, &Data, 1); - spca504B_PollingDataReady(dev); + gspca_dev->usb_buf[0] = 3; + reg_w(dev, 0x26, 0, 0, gspca_dev->usb_buf, 1); + reg_r(dev, 0x26, 0, gspca_dev->usb_buf, 1); + spca504B_PollingDataReady(gspca_dev); } static void sp5xx_initContBrigHueRegisters(struct gspca_dev *gspca_dev) @@ -777,24 +777,24 @@ static void sp5xx_initContBrigHueRegisters(struct gspca_dev *gspca_dev) default: /* case BRIDGE_SPCA533: */ /* case BRIDGE_SPCA504B: */ - spca5xxRegWrite(dev, 0, 0, 0x21a7, NULL, 0); /* brightness */ - spca5xxRegWrite(dev, 0, 0x20, 0x21a8, NULL, 0); /* contrast */ - spca5xxRegWrite(dev, 0, 0, 0x21ad, NULL, 0); /* hue */ - spca5xxRegWrite(dev, 0, 1, 0x21ac, NULL, 0); /* sat/hue */ - spca5xxRegWrite(dev, 0, 0x20, 0x21ae, NULL, 0); /* saturation */ - spca5xxRegWrite(dev, 0, 0, 0x21a3, NULL, 0); /* gamma */ + reg_w(dev, 0, 0, 0x21a7, NULL, 0); /* brightness */ + reg_w(dev, 0, 0x20, 0x21a8, NULL, 0); /* contrast */ + reg_w(dev, 0, 0, 0x21ad, NULL, 0); /* hue */ + reg_w(dev, 0, 1, 0x21ac, NULL, 0); /* sat/hue */ + reg_w(dev, 0, 0x20, 0x21ae, NULL, 0); /* saturation */ + reg_w(dev, 0, 0, 0x21a3, NULL, 0); /* gamma */ break; case BRIDGE_SPCA536: - spca5xxRegWrite(dev, 0, 0, 0x20f0, NULL, 0); - spca5xxRegWrite(dev, 0, 0x21, 0x20f1, NULL, 0); - spca5xxRegWrite(dev, 0, 0x40, 0x20f5, NULL, 0); - spca5xxRegWrite(dev, 0, 1, 0x20f4, NULL, 0); - spca5xxRegWrite(dev, 0, 0x40, 0x20f6, NULL, 0); - spca5xxRegWrite(dev, 0, 0, 0x2089, NULL, 0); + reg_w(dev, 0, 0, 0x20f0, NULL, 0); + reg_w(dev, 0, 0x21, 0x20f1, NULL, 0); + reg_w(dev, 0, 0x40, 0x20f5, NULL, 0); + reg_w(dev, 0, 1, 0x20f4, NULL, 0); + reg_w(dev, 0, 0x40, 0x20f6, NULL, 0); + reg_w(dev, 0, 0, 0x2089, NULL, 0); break; } if (pollreg) - spca504B_PollingDataReady(dev); + spca504B_PollingDataReady(gspca_dev); } /* this function is called at probe time */ @@ -872,7 +872,8 @@ static int sd_config(struct gspca_dev *gspca_dev, case 0x504a: /* try to get the firmware as some cam answer 2.0.1.2.2 * and should be a spca504b then overwrite that setting */ - spca5xxRegRead(dev, 0x20, 0, &fw, 1); + reg_r(dev, 0x20, 0, gspca_dev->usb_buf, 1); + fw = gspca_dev->usb_buf[0]; if (fw == 1) { sd->subtype = AiptekMiniPenCam13; sd->bridge = BRIDGE_SPCA504; @@ -1048,38 +1049,37 @@ static int sd_open(struct gspca_dev *gspca_dev) struct sd *sd = (struct sd *) gspca_dev; struct usb_device *dev = gspca_dev->dev; int rc; - __u8 Data; __u8 i; __u8 info[6]; int err_code; switch (sd->bridge) { case BRIDGE_SPCA504B: - spca5xxRegWrite(dev, 0x1d, 0, 0, NULL, 0); - spca5xxRegWrite(dev, 0, 1, 0x2306, NULL, 0); - spca5xxRegWrite(dev, 0, 0, 0x0d04, NULL, 0); - spca5xxRegWrite(dev, 0, 0, 0x2000, NULL, 0); - spca5xxRegWrite(dev, 0, 0x13, 0x2301, NULL, 0); - spca5xxRegWrite(dev, 0, 0, 0x2306, NULL, 0); + reg_w(dev, 0x1d, 0, 0, NULL, 0); + reg_w(dev, 0, 1, 0x2306, NULL, 0); + reg_w(dev, 0, 0, 0x0d04, NULL, 0); + reg_w(dev, 0, 0, 0x2000, NULL, 0); + reg_w(dev, 0, 0x13, 0x2301, NULL, 0); + reg_w(dev, 0, 0, 0x2306, NULL, 0); /* fall thru */ case BRIDGE_SPCA533: - rc = spca504B_PollingDataReady(dev); + rc = spca504B_PollingDataReady(gspca_dev); spca50x_GetFirmware(gspca_dev); break; case BRIDGE_SPCA536: spca50x_GetFirmware(gspca_dev); - spca5xxRegRead(dev, 0x00, 0x5002, &Data, 1); - Data = 0; - spca5xxRegWrite(dev, 0x24, 0, 0, &Data, 1); - spca5xxRegRead(dev, 0x24, 0, &Data, 1); - rc = spca504B_PollingDataReady(dev); - spca5xxRegWrite(dev, 0x34, 0, 0, NULL, 0); + reg_r(dev, 0x00, 0x5002, gspca_dev->usb_buf, 1); + gspca_dev->usb_buf[0] = 0; + reg_w(dev, 0x24, 0, 0, gspca_dev->usb_buf, 1); + reg_r(dev, 0x24, 0, gspca_dev->usb_buf, 1); + rc = spca504B_PollingDataReady(gspca_dev); + reg_w(dev, 0x34, 0, 0, NULL, 0); spca504B_WaitCmdStatus(gspca_dev); break; case BRIDGE_SPCA504C: /* pccam600 */ PDEBUG(D_STREAM, "Opening SPCA504 (PC-CAM 600)"); - reg_write(dev, 0xe0, 0x0000, 0x0000); - reg_write(dev, 0xe0, 0x0000, 0x0001); /* reset */ + reg_w_riv(dev, 0xe0, 0x0000, 0x0000); + reg_w_riv(dev, 0xe0, 0x0000, 0x0001); /* reset */ spca504_wait_status(gspca_dev); if (sd->subtype == LogitechClickSmart420) write_vector(gspca_dev, @@ -1100,7 +1100,7 @@ static int sd_open(struct gspca_dev *gspca_dev) if (sd->subtype == AiptekMiniPenCam13) { /*****************************/ for (i = 0; i < 6; i++) - info[i] = reg_read_info(dev, i); + info[i] = reg_r_1(gspca_dev, i); PDEBUG(D_STREAM, "Read info: %d %d %d %d %d %d." " Should be 1,0,2,2,0,0", @@ -1126,14 +1126,14 @@ static int sd_open(struct gspca_dev *gspca_dev) 6, 0, 0x86, 1); */ /* spca504A_acknowledged_command (gspca_dev, 0x24, 0, 0, 0x9D, 1); */ - reg_write(dev, 0x0, 0x270c, 0x5); /* L92 sno1t.txt */ - reg_write(dev, 0x0, 0x2310, 0x5); + reg_w_riv(dev, 0x0, 0x270c, 0x05); /* L92 sno1t.txt */ + reg_w_riv(dev, 0x0, 0x2310, 0x05); spca504A_acknowledged_command(gspca_dev, 0x01, 0x0f, 0, 0xff, 0); } /* setup qtable */ - reg_write(dev, 0, 0x2000, 0); - reg_write(dev, 0, 0x2883, 1); + reg_w_riv(dev, 0, 0x2000, 0); + reg_w_riv(dev, 0, 0x2883, 1); err_code = spca50x_setup_qtable(gspca_dev, 0x00, 0x2800, 0x2840, @@ -1166,20 +1166,20 @@ static void sd_start(struct gspca_dev *gspca_dev) /* case BRIDGE_SPCA536: */ if (sd->subtype == MegapixV4 || sd->subtype == LogitechClickSmart820) { - spca5xxRegWrite(dev, 0xf0, 0, 0, NULL, 0); + reg_w(dev, 0xf0, 0, 0, NULL, 0); spca504B_WaitCmdStatus(gspca_dev); - spca5xxRegRead(dev, 0xf0, 4, NULL, 0); + reg_r(dev, 0xf0, 4, NULL, 0); spca504B_WaitCmdStatus(gspca_dev); } else { - spca5xxRegWrite(dev, 0x31, 0, 4, NULL, 0); + reg_w(dev, 0x31, 0, 4, NULL, 0); spca504B_WaitCmdStatus(gspca_dev); - rc = spca504B_PollingDataReady(dev); + rc = spca504B_PollingDataReady(gspca_dev); } break; case BRIDGE_SPCA504: if (sd->subtype == AiptekMiniPenCam13) { for (i = 0; i < 6; i++) - info[i] = reg_read_info(dev, i); + info[i] = reg_r_1(gspca_dev, i); PDEBUG(D_STREAM, "Read info: %d %d %d %d %d %d." " Should be 1,0,2,2,0,0", @@ -1197,7 +1197,7 @@ static void sd_start(struct gspca_dev *gspca_dev) } else { spca504_acknowledged_command(gspca_dev, 0x24, 8, 3); for (i = 0; i < 6; i++) - info[i] = reg_read_info(dev, i); + info[i] = reg_r_1(gspca_dev, i); PDEBUG(D_STREAM, "Read info: %d %d %d %d %d %d." " Should be 1,0,2,2,0,0", @@ -1207,8 +1207,8 @@ static void sd_start(struct gspca_dev *gspca_dev) spca504_acknowledged_command(gspca_dev, 0x24, 0, 0); } spca504B_SetSizeType(gspca_dev); - reg_write(dev, 0x0, 0x270c, 0x5); /* L92 sno1t.txt */ - reg_write(dev, 0x0, 0x2310, 0x5); + reg_w_riv(dev, 0x0, 0x270c, 0x05); /* L92 sno1t.txt */ + reg_w_riv(dev, 0x0, 0x2310, 0x05); break; case BRIDGE_SPCA504C: if (sd->subtype == LogitechClickSmart420) { @@ -1217,13 +1217,13 @@ static void sd_start(struct gspca_dev *gspca_dev) } else { write_vector(gspca_dev, spca504_pccam600_init_data); } - enable = (sd->autogain ? 0x4 : 0x1); - reg_write(dev, 0x0c, 0x0000, enable); /* auto exposure */ - reg_write(dev, 0xb0, 0x0000, enable); /* auto whiteness */ + enable = (sd->autogain ? 0x04 : 0x01); + reg_w_riv(dev, 0x0c, 0x0000, enable); /* auto exposure */ + reg_w_riv(dev, 0xb0, 0x0000, enable); /* auto whiteness */ /* set default exposure compensation and whiteness balance */ - reg_write(dev, 0x30, 0x0001, 800); /* ~ 20 fps */ - reg_write(dev, 0x30, 0x0002, 1600); + reg_w_riv(dev, 0x30, 0x0001, 800); /* ~ 20 fps */ + reg_w_riv(dev, 0x30, 0x0002, 1600); spca504B_SetSizeType(gspca_dev); break; } @@ -1240,13 +1240,13 @@ static void sd_stopN(struct gspca_dev *gspca_dev) /* case BRIDGE_SPCA533: */ /* case BRIDGE_SPCA536: */ /* case BRIDGE_SPCA504B: */ - spca5xxRegWrite(dev, 0x31, 0, 0, NULL, 0); + reg_w(dev, 0x31, 0, 0, NULL, 0); spca504B_WaitCmdStatus(gspca_dev); - spca504B_PollingDataReady(dev); + spca504B_PollingDataReady(gspca_dev); break; case BRIDGE_SPCA504: case BRIDGE_SPCA504C: - reg_write(dev, 0x00, 0x2000, 0x0000); + reg_w_riv(dev, 0x00, 0x2000, 0x0000); if (sd->subtype == AiptekMiniPenCam13) { /* spca504a aiptek */ @@ -1258,7 +1258,7 @@ static void sd_stopN(struct gspca_dev *gspca_dev) 0x0f, 0x00, 0xff, 1); } else { spca504_acknowledged_command(gspca_dev, 0x24, 0, 0); - reg_write(dev, 0x01, 0x000f, 0x0); + reg_w_riv(dev, 0x01, 0x000f, 0x00); } break; } @@ -1383,10 +1383,10 @@ static void setbrightness(struct gspca_dev *gspca_dev) /* case BRIDGE_SPCA504B: */ /* case BRIDGE_SPCA504: */ /* case BRIDGE_SPCA504C: */ - reg_write(dev, 0x0, 0x21a7, sd->brightness); + reg_w_riv(dev, 0x0, 0x21a7, sd->brightness); break; case BRIDGE_SPCA536: - reg_write(dev, 0x0, 0x20f0, sd->brightness); + reg_w_riv(dev, 0x0, 0x20f0, sd->brightness); break; } } @@ -1394,7 +1394,6 @@ static void setbrightness(struct gspca_dev *gspca_dev) static void getbrightness(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - struct usb_device *dev = gspca_dev->dev; __u16 brightness = 0; switch (sd->bridge) { @@ -1403,10 +1402,10 @@ static void getbrightness(struct gspca_dev *gspca_dev) /* case BRIDGE_SPCA504B: */ /* case BRIDGE_SPCA504: */ /* case BRIDGE_SPCA504C: */ - brightness = reg_read(dev, 0x0, 0x21a7, 2); + brightness = reg_r_12(gspca_dev, 0x00, 0x21a7, 2); break; case BRIDGE_SPCA536: - brightness = reg_read(dev, 0x0, 0x20f0, 2); + brightness = reg_r_12(gspca_dev, 0x00, 0x20f0, 2); break; } sd->brightness = ((brightness & 0xff) - 128) % 255; @@ -1423,10 +1422,10 @@ static void setcontrast(struct gspca_dev *gspca_dev) /* case BRIDGE_SPCA504B: */ /* case BRIDGE_SPCA504: */ /* case BRIDGE_SPCA504C: */ - reg_write(dev, 0x0, 0x21a8, sd->contrast); + reg_w_riv(dev, 0x0, 0x21a8, sd->contrast); break; case BRIDGE_SPCA536: - reg_write(dev, 0x0, 0x20f1, sd->contrast); + reg_w_riv(dev, 0x0, 0x20f1, sd->contrast); break; } } @@ -1434,7 +1433,6 @@ static void setcontrast(struct gspca_dev *gspca_dev) static void getcontrast(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - struct usb_device *dev = gspca_dev->dev; switch (sd->bridge) { default: @@ -1442,10 +1440,10 @@ static void getcontrast(struct gspca_dev *gspca_dev) /* case BRIDGE_SPCA504B: */ /* case BRIDGE_SPCA504: */ /* case BRIDGE_SPCA504C: */ - sd->contrast = reg_read(dev, 0x0, 0x21a8, 2); + sd->contrast = reg_r_12(gspca_dev, 0x00, 0x21a8, 2); break; case BRIDGE_SPCA536: - sd->contrast = reg_read(dev, 0x0, 0x20f1, 2); + sd->contrast = reg_r_12(gspca_dev, 0x00, 0x20f1, 2); break; } } @@ -1461,10 +1459,10 @@ static void setcolors(struct gspca_dev *gspca_dev) /* case BRIDGE_SPCA504B: */ /* case BRIDGE_SPCA504: */ /* case BRIDGE_SPCA504C: */ - reg_write(dev, 0x0, 0x21ae, sd->colors); + reg_w_riv(dev, 0x0, 0x21ae, sd->colors); break; case BRIDGE_SPCA536: - reg_write(dev, 0x0, 0x20f6, sd->colors); + reg_w_riv(dev, 0x0, 0x20f6, sd->colors); break; } } @@ -1472,7 +1470,6 @@ static void setcolors(struct gspca_dev *gspca_dev) static void getcolors(struct gspca_dev *gspca_dev) { struct sd *sd = (struct sd *) gspca_dev; - struct usb_device *dev = gspca_dev->dev; switch (sd->bridge) { default: @@ -1480,10 +1477,10 @@ static void getcolors(struct gspca_dev *gspca_dev) /* case BRIDGE_SPCA504B: */ /* case BRIDGE_SPCA504: */ /* case BRIDGE_SPCA504C: */ - sd->colors = reg_read(dev, 0x0, 0x21ae, 2) >> 1; + sd->colors = reg_r_12(gspca_dev, 0x00, 0x21ae, 2) >> 1; break; case BRIDGE_SPCA536: - sd->colors = reg_read(dev, 0x0, 0x20f6, 2) >> 1; + sd->colors = reg_r_12(gspca_dev, 0x00, 0x20f6, 2) >> 1; break; } } |