summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-07 13:58:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-07 13:58:56 -0700
commit417a9ef1f488e3cf92bacc4999e1cbabc0e7cf1a (patch)
treef9ea61b81f7de18687466d5a9d510ad9b563b79e /drivers
parent91bc482ec5a615e8ecebc106aaf7d0c267d511de (diff)
parenta47f6be45670465d45a3d27f7ff71986bd35d6c4 (diff)
Merge branch 'v4l_for_2.6.34' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_2.6.34' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: V4L/DVB: pxa_camera: move fifo reset direct before dma start V4L/DVB: video: testing unsigned for less than 0 V4L/DVB: mx1-camera: compile fix V4L/DVB: budget: Oops: "BUG: unable to handle kernel NULL pointer dereference" V4L/DVB: ngene: Workaround for stuck DiSEqC pin V4L/DVB: saa7146: fix regression of the av7110/budget-av driver V4L/DVB: v4l: fix config dependencies: mxb and saa7191 are V4L2 drivers, not V4L1 V4L/DVB: feature-removal: announce videotext.h removal V4L/DVB: V4L - vpfe capture - fix for kernel crash V4L/DVB: gspca: make usb id 0461:0815 get handled by the right driver V4L/DVB: gspca - stv06xx: Remove the 046d:08da from the stv06xx driver V4L/DVB: gspca - sn9c20x: Correct onstack wait_queue_head declaration V4L/DVB: saa7146: fix up bytesperline if it is an impossible value V4L/DVB: V4L: vpfe_capture - free ccdc_lock when memory allocation fails V4L/DVB: V4L - Makfile:Removed duplicate entry of davinci V4L/DVB: omap24xxcam: potential buffer overflow
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/common/saa7146_fops.c11
-rw-r--r--drivers/media/common/saa7146_video.c8
-rw-r--r--drivers/media/dvb/frontends/stv090x.c4
-rw-r--r--drivers/media/dvb/ttpci/budget.c3
-rw-r--r--drivers/media/video/Kconfig4
-rw-r--r--drivers/media/video/Makefile2
-rw-r--r--drivers/media/video/davinci/vpfe_capture.c38
-rw-r--r--drivers/media/video/gspca/sn9c20x.c2
-rw-r--r--drivers/media/video/gspca/spca508.c1
-rw-r--r--drivers/media/video/gspca/spca561.c1
-rw-r--r--drivers/media/video/gspca/stv06xx/stv06xx.c2
-rw-r--r--drivers/media/video/hexium_gemini.c3
-rw-r--r--drivers/media/video/hexium_orion.c4
-rw-r--r--drivers/media/video/mx1_camera.c8
-rw-r--r--drivers/media/video/mxb.c17
-rw-r--r--drivers/media/video/omap24xxcam.c2
-rw-r--r--drivers/media/video/pxa_camera.c11
-rw-r--r--drivers/media/video/sh_mobile_ceu_camera.c2
18 files changed, 60 insertions, 63 deletions
diff --git a/drivers/media/common/saa7146_fops.c b/drivers/media/common/saa7146_fops.c
index fd8e1f45be36..7364b9642d00 100644
--- a/drivers/media/common/saa7146_fops.c
+++ b/drivers/media/common/saa7146_fops.c
@@ -423,15 +423,14 @@ static void vv_callback(struct saa7146_dev *dev, unsigned long status)
}
}
-int saa7146_vv_devinit(struct saa7146_dev *dev)
-{
- return v4l2_device_register(&dev->pci->dev, &dev->v4l2_dev);
-}
-EXPORT_SYMBOL_GPL(saa7146_vv_devinit);
-
int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv)
{
struct saa7146_vv *vv;
+ int err;
+
+ err = v4l2_device_register(&dev->pci->dev, &dev->v4l2_dev);
+ if (err)
+ return err;
vv = kzalloc(sizeof(struct saa7146_vv), GFP_KERNEL);
if (vv == NULL) {
diff --git a/drivers/media/common/saa7146_video.c b/drivers/media/common/saa7146_video.c
index 5ed75263340a..b8b2c551a1e2 100644
--- a/drivers/media/common/saa7146_video.c
+++ b/drivers/media/common/saa7146_video.c
@@ -558,9 +558,11 @@ static int vidioc_s_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *f
/* ok, accept it */
vv->ov_fb = *fb;
vv->ov_fmt = fmt;
- if (0 == vv->ov_fb.fmt.bytesperline)
- vv->ov_fb.fmt.bytesperline =
- vv->ov_fb.fmt.width * fmt->depth / 8;
+
+ if (vv->ov_fb.fmt.bytesperline < vv->ov_fb.fmt.width) {
+ vv->ov_fb.fmt.bytesperline = vv->ov_fb.fmt.width * fmt->depth / 8;
+ DEB_D(("setting bytesperline to %d\n", vv->ov_fb.fmt.bytesperline));
+ }
mutex_unlock(&dev->lock);
return 0;
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c
index a3c07fe0e6c4..96972804f4ad 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -4470,6 +4470,10 @@ static int stv090x_setup(struct dvb_frontend *fe)
if (stv090x_write_reg(state, STV090x_TSTRES0, 0x00) < 0)
goto err;
+ /* workaround for stuck DiSEqC output */
+ if (config->diseqc_envelope_mode)
+ stv090x_send_diseqc_burst(fe, SEC_MINI_A);
+
return 0;
err:
dprintk(FE_ERROR, 1, "I/O error");
diff --git a/drivers/media/dvb/ttpci/budget.c b/drivers/media/dvb/ttpci/budget.c
index 9fdf26cc6998..1500210c06cf 100644
--- a/drivers/media/dvb/ttpci/budget.c
+++ b/drivers/media/dvb/ttpci/budget.c
@@ -643,9 +643,6 @@ static void frontend_init(struct budget *budget)
&budget->i2c_adap,
&tt1600_isl6423_config);
- } else {
- dvb_frontend_detach(budget->dvb_frontend);
- budget->dvb_frontend = NULL;
}
}
break;
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index f8fc8654693d..9644cf760aaa 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -361,7 +361,7 @@ config VIDEO_SAA717X
config VIDEO_SAA7191
tristate "Philips SAA7191 video decoder"
- depends on VIDEO_V4L1 && I2C
+ depends on VIDEO_V4L2 && I2C
---help---
Support for the Philips SAA7191 video decoder.
@@ -756,7 +756,7 @@ source "drivers/media/video/saa7134/Kconfig"
config VIDEO_MXB
tristate "Siemens-Nixdorf 'Multimedia eXtension Board'"
- depends on PCI && VIDEO_V4L1 && I2C
+ depends on PCI && VIDEO_V4L2 && I2C
select VIDEO_SAA7146_VV
select VIDEO_TUNER
select VIDEO_SAA711X if VIDEO_HELPER_CHIPS_AUTO
diff --git a/drivers/media/video/Makefile b/drivers/media/video/Makefile
index b88b6174a331..c51c386559f2 100644
--- a/drivers/media/video/Makefile
+++ b/drivers/media/video/Makefile
@@ -160,8 +160,6 @@ obj-$(CONFIG_VIDEO_MX3) += mx3_camera.o
obj-$(CONFIG_VIDEO_PXA27x) += pxa_camera.o
obj-$(CONFIG_VIDEO_SH_MOBILE_CEU) += sh_mobile_ceu_camera.o
-obj-$(CONFIG_ARCH_DAVINCI) += davinci/
-
obj-$(CONFIG_VIDEO_AU0828) += au0828/
obj-$(CONFIG_USB_VIDEO_CLASS) += uvc/
diff --git a/drivers/media/video/davinci/vpfe_capture.c b/drivers/media/video/davinci/vpfe_capture.c
index 7cf042f9b377..398dbe71cb82 100644
--- a/drivers/media/video/davinci/vpfe_capture.c
+++ b/drivers/media/video/davinci/vpfe_capture.c
@@ -223,7 +223,6 @@ int vpfe_register_ccdc_device(struct ccdc_hw_device *dev)
BUG_ON(!dev->hw_ops.get_frame_format);
BUG_ON(!dev->hw_ops.get_pixel_format);
BUG_ON(!dev->hw_ops.set_pixel_format);
- BUG_ON(!dev->hw_ops.set_params);
BUG_ON(!dev->hw_ops.set_image_window);
BUG_ON(!dev->hw_ops.get_image_window);
BUG_ON(!dev->hw_ops.get_line_length);
@@ -1689,11 +1688,12 @@ static long vpfe_param_handler(struct file *file, void *priv,
struct vpfe_device *vpfe_dev = video_drvdata(file);
int ret = 0;
- v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_param_handler\n");
+ v4l2_dbg(2, debug, &vpfe_dev->v4l2_dev, "vpfe_param_handler\n");
if (vpfe_dev->started) {
/* only allowed if streaming is not started */
- v4l2_err(&vpfe_dev->v4l2_dev, "device already started\n");
+ v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+ "device already started\n");
return -EBUSY;
}
@@ -1705,16 +1705,23 @@ static long vpfe_param_handler(struct file *file, void *priv,
case VPFE_CMD_S_CCDC_RAW_PARAMS:
v4l2_warn(&vpfe_dev->v4l2_dev,
"VPFE_CMD_S_CCDC_RAW_PARAMS: experimental ioctl\n");
- ret = ccdc_dev->hw_ops.set_params(param);
- if (ret) {
- v4l2_err(&vpfe_dev->v4l2_dev,
- "Error in setting parameters in CCDC\n");
- goto unlock_out;
- }
- if (vpfe_get_ccdc_image_format(vpfe_dev, &vpfe_dev->fmt) < 0) {
- v4l2_err(&vpfe_dev->v4l2_dev,
- "Invalid image format at CCDC\n");
- goto unlock_out;
+ if (ccdc_dev->hw_ops.set_params) {
+ ret = ccdc_dev->hw_ops.set_params(param);
+ if (ret) {
+ v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+ "Error setting parameters in CCDC\n");
+ goto unlock_out;
+ }
+ if (vpfe_get_ccdc_image_format(vpfe_dev,
+ &vpfe_dev->fmt) < 0) {
+ v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+ "Invalid image format at CCDC\n");
+ goto unlock_out;
+ }
+ } else {
+ ret = -EINVAL;
+ v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+ "VPFE_CMD_S_CCDC_RAW_PARAMS not supported\n");
}
break;
default:
@@ -1830,7 +1837,7 @@ static __init int vpfe_probe(struct platform_device *pdev)
if (NULL == ccdc_cfg) {
v4l2_err(pdev->dev.driver,
"Memory allocation failed for ccdc_cfg\n");
- goto probe_free_dev_mem;
+ goto probe_free_lock;
}
strncpy(ccdc_cfg->name, vpfe_cfg->ccdc, 32);
@@ -1982,8 +1989,9 @@ probe_out_video_release:
probe_out_release_irq:
free_irq(vpfe_dev->ccdc_irq0, vpfe_dev);
probe_free_ccdc_cfg_mem:
- mutex_unlock(&ccdc_lock);
kfree(ccdc_cfg);
+probe_free_lock:
+ mutex_unlock(&ccdc_lock);
probe_free_dev_mem:
kfree(vpfe_dev);
return ret;
diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c
index 38a6e15e096b..3dee3e5844b6 100644
--- a/drivers/media/video/gspca/sn9c20x.c
+++ b/drivers/media/video/gspca/sn9c20x.c
@@ -1427,7 +1427,7 @@ static int input_kthread(void *data)
struct gspca_dev *gspca_dev = (struct gspca_dev *)data;
struct sd *sd = (struct sd *) gspca_dev;
- DECLARE_WAIT_QUEUE_HEAD(wait);
+ DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wait);
set_freezable();
for (;;) {
if (kthread_should_stop())
diff --git a/drivers/media/video/gspca/spca508.c b/drivers/media/video/gspca/spca508.c
index 15b2eef8a3f6..edf0fe157501 100644
--- a/drivers/media/video/gspca/spca508.c
+++ b/drivers/media/video/gspca/spca508.c
@@ -1513,7 +1513,6 @@ static const struct sd_desc sd_desc = {
static const __devinitdata struct usb_device_id device_table[] = {
{USB_DEVICE(0x0130, 0x0130), .driver_info = HamaUSBSightcam},
{USB_DEVICE(0x041e, 0x4018), .driver_info = CreativeVista},
- {USB_DEVICE(0x0461, 0x0815), .driver_info = MicroInnovationIC200},
{USB_DEVICE(0x0733, 0x0110), .driver_info = ViewQuestVQ110},
{USB_DEVICE(0x0af9, 0x0010), .driver_info = HamaUSBSightcam},
{USB_DEVICE(0x0af9, 0x0011), .driver_info = HamaUSBSightcam2},
diff --git a/drivers/media/video/gspca/spca561.c b/drivers/media/video/gspca/spca561.c
index dc7f2b0fbc79..b9c80e2103b9 100644
--- a/drivers/media/video/gspca/spca561.c
+++ b/drivers/media/video/gspca/spca561.c
@@ -1053,6 +1053,7 @@ static const __devinitdata struct usb_device_id device_table[] = {
{USB_DEVICE(0x041e, 0x401a), .driver_info = Rev072A},
{USB_DEVICE(0x041e, 0x403b), .driver_info = Rev012A},
{USB_DEVICE(0x0458, 0x7004), .driver_info = Rev072A},
+ {USB_DEVICE(0x0461, 0x0815), .driver_info = Rev072A},
{USB_DEVICE(0x046d, 0x0928), .driver_info = Rev012A},
{USB_DEVICE(0x046d, 0x0929), .driver_info = Rev012A},
{USB_DEVICE(0x046d, 0x092a), .driver_info = Rev012A},
diff --git a/drivers/media/video/gspca/stv06xx/stv06xx.c b/drivers/media/video/gspca/stv06xx/stv06xx.c
index af73da34c83f..14f179a19485 100644
--- a/drivers/media/video/gspca/stv06xx/stv06xx.c
+++ b/drivers/media/video/gspca/stv06xx/stv06xx.c
@@ -524,8 +524,6 @@ static const __devinitdata struct usb_device_id device_table[] = {
{USB_DEVICE(0x046D, 0x08F5), .driver_info = BRIDGE_ST6422 },
/* QuickCam Messenger (new) */
{USB_DEVICE(0x046D, 0x08F6), .driver_info = BRIDGE_ST6422 },
- /* QuickCam Messenger (new) */
- {USB_DEVICE(0x046D, 0x08DA), .driver_info = BRIDGE_ST6422 },
{}
};
MODULE_DEVICE_TABLE(usb, device_table);
diff --git a/drivers/media/video/hexium_gemini.c b/drivers/media/video/hexium_gemini.c
index e620a3a92f25..ad2c232baa6d 100644
--- a/drivers/media/video/hexium_gemini.c
+++ b/drivers/media/video/hexium_gemini.c
@@ -356,9 +356,6 @@ static int hexium_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_d
DEB_EE((".\n"));
- ret = saa7146_vv_devinit(dev);
- if (ret)
- return ret;
hexium = kzalloc(sizeof(struct hexium), GFP_KERNEL);
if (NULL == hexium) {
printk("hexium_gemini: not enough kernel memory in hexium_attach().\n");
diff --git a/drivers/media/video/hexium_orion.c b/drivers/media/video/hexium_orion.c
index fe596a1c12a8..938a1f8f880a 100644
--- a/drivers/media/video/hexium_orion.c
+++ b/drivers/media/video/hexium_orion.c
@@ -216,10 +216,6 @@ static int hexium_probe(struct saa7146_dev *dev)
return -EFAULT;
}
- err = saa7146_vv_devinit(dev);
- if (err)
- return err;
-
hexium = kzalloc(sizeof(struct hexium), GFP_KERNEL);
if (NULL == hexium) {
printk("hexium_orion: hexium_probe: not enough kernel memory.\n");
diff --git a/drivers/media/video/mx1_camera.c b/drivers/media/video/mx1_camera.c
index 3c8ebfcb742e..34a66019190e 100644
--- a/drivers/media/video/mx1_camera.c
+++ b/drivers/media/video/mx1_camera.c
@@ -49,8 +49,6 @@
/*
* CSI registers
*/
-#define DMA_CCR(x) (0x8c + ((x) << 6)) /* Control Registers */
-#define DMA_DIMR 0x08 /* Interrupt mask Register */
#define CSICR1 0x00 /* CSI Control Register 1 */
#define CSISR 0x08 /* CSI Status Register */
#define CSIRXR 0x10 /* CSI RxFIFO Register */
@@ -784,7 +782,7 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
pcdev);
imx_dma_config_channel(pcdev->dma_chan, IMX_DMA_TYPE_FIFO,
- IMX_DMA_MEMSIZE_32, DMA_REQ_CSI_R, 0);
+ IMX_DMA_MEMSIZE_32, MX1_DMA_REQ_CSI_R, 0);
/* burst length : 16 words = 64 bytes */
imx_dma_config_burstlen(pcdev->dma_chan, 0);
@@ -798,8 +796,8 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
set_fiq_handler(&mx1_camera_sof_fiq_start, &mx1_camera_sof_fiq_end -
&mx1_camera_sof_fiq_start);
- regs.ARM_r8 = DMA_BASE + DMA_DIMR;
- regs.ARM_r9 = DMA_BASE + DMA_CCR(pcdev->dma_chan);
+ regs.ARM_r8 = (long)MX1_DMA_DIMR;
+ regs.ARM_r9 = (long)MX1_DMA_CCR(pcdev->dma_chan);
regs.ARM_r10 = (long)pcdev->base + CSICR1;
regs.ARM_fp = (long)pcdev->base + CSISR;
regs.ARM_sp = 1 << pcdev->dma_chan;
diff --git a/drivers/media/video/mxb.c b/drivers/media/video/mxb.c
index 9f01f14e4aa2..ef0c8178f255 100644
--- a/drivers/media/video/mxb.c
+++ b/drivers/media/video/mxb.c
@@ -169,11 +169,7 @@ static struct saa7146_extension extension;
static int mxb_probe(struct saa7146_dev *dev)
{
struct mxb *mxb = NULL;
- int err;
- err = saa7146_vv_devinit(dev);
- if (err)
- return err;
mxb = kzalloc(sizeof(struct mxb), GFP_KERNEL);
if (mxb == NULL) {
DEB_D(("not enough kernel memory.\n"));
@@ -699,14 +695,17 @@ static struct saa7146_ext_vv vv_data;
/* this function only gets called when the probing was successful */
static int mxb_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info)
{
- struct mxb *mxb = (struct mxb *)dev->ext_priv;
+ struct mxb *mxb;
DEB_EE(("dev:%p\n", dev));
- /* checking for i2c-devices can be omitted here, because we
- already did this in "mxb_vl42_probe" */
-
saa7146_vv_init(dev, &vv_data);
+ if (mxb_probe(dev)) {
+ saa7146_vv_release(dev);
+ return -1;
+ }
+ mxb = (struct mxb *)dev->ext_priv;
+
vv_data.ops.vidioc_queryctrl = vidioc_queryctrl;
vv_data.ops.vidioc_g_ctrl = vidioc_g_ctrl;
vv_data.ops.vidioc_s_ctrl = vidioc_s_ctrl;
@@ -726,6 +725,7 @@ static int mxb_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data
vv_data.ops.vidioc_default = vidioc_default;
if (saa7146_register_device(&mxb->video_dev, dev, "mxb", VFL_TYPE_GRABBER)) {
ERR(("cannot register capture v4l2 device. skipping.\n"));
+ saa7146_vv_release(dev);
return -1;
}
@@ -846,7 +846,6 @@ static struct saa7146_extension extension = {
.pci_tbl = &pci_tbl[0],
.module = THIS_MODULE,
- .probe = mxb_probe,
.attach = mxb_attach,
.detach = mxb_detach,
diff --git a/drivers/media/video/omap24xxcam.c b/drivers/media/video/omap24xxcam.c
index b189fe63394b..ce76d952e161 100644
--- a/drivers/media/video/omap24xxcam.c
+++ b/drivers/media/video/omap24xxcam.c
@@ -1405,7 +1405,7 @@ static int omap24xxcam_mmap_buffers(struct file *file,
}
size = 0;
- for (i = first; i <= last; i++) {
+ for (i = first; i <= last && i < VIDEO_MAX_FRAME; i++) {
struct videobuf_dmabuf *dma = videobuf_to_dma(vbq->bufs[i]);
for (j = 0; j < dma->sglen; j++) {
diff --git a/drivers/media/video/pxa_camera.c b/drivers/media/video/pxa_camera.c
index 5ecc30daef2d..04bf5c11308d 100644
--- a/drivers/media/video/pxa_camera.c
+++ b/drivers/media/video/pxa_camera.c
@@ -609,12 +609,9 @@ static void pxa_dma_add_tail_buf(struct pxa_camera_dev *pcdev,
*/
static void pxa_camera_start_capture(struct pxa_camera_dev *pcdev)
{
- unsigned long cicr0, cifr;
+ unsigned long cicr0;
dev_dbg(pcdev->soc_host.v4l2_dev.dev, "%s\n", __func__);
- /* Reset the FIFOs */
- cifr = __raw_readl(pcdev->base + CIFR) | CIFR_RESET_F;
- __raw_writel(cifr, pcdev->base + CIFR);
/* Enable End-Of-Frame Interrupt */
cicr0 = __raw_readl(pcdev->base + CICR0) | CICR0_ENB;
cicr0 &= ~CICR0_EOFM;
@@ -935,7 +932,7 @@ static void pxa_camera_deactivate(struct pxa_camera_dev *pcdev)
static irqreturn_t pxa_camera_irq(int irq, void *data)
{
struct pxa_camera_dev *pcdev = data;
- unsigned long status, cicr0;
+ unsigned long status, cifr, cicr0;
struct pxa_buffer *buf;
struct videobuf_buffer *vb;
@@ -949,6 +946,10 @@ static irqreturn_t pxa_camera_irq(int irq, void *data)
__raw_writel(status, pcdev->base + CISR);
if (status & CISR_EOF) {
+ /* Reset the FIFOs */
+ cifr = __raw_readl(pcdev->base + CIFR) | CIFR_RESET_F;
+ __raw_writel(cifr, pcdev->base + CIFR);
+
pcdev->active = list_first_entry(&pcdev->capture,
struct pxa_buffer, vb.queue);
vb = &pcdev->active->vb;
diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c
index 6e16b3979326..1ad980f8e770 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -1633,7 +1633,7 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd,
height = pix->height;
pix->bytesperline = soc_mbus_bytes_per_line(width, xlate->host_fmt);
- if (pix->bytesperline < 0)
+ if ((int)pix->bytesperline < 0)
return pix->bytesperline;
pix->sizeimage = height * pix->bytesperline;