{
struct soc_camera_device *icd = vq->priv_data;
- dev_dbg(&icd->dev, "count=%d, size=%d\n", *count, *size);
+ dev_dbg(icd->dev.parent, "count=%d, size=%d\n", *count, *size);
- *size = roundup(icd->width * icd->height *
+ *size = roundup(icd->rect_current.width * icd->rect_current.height *
((icd->current_fmt->depth + 7) >> 3), 8);
if (0 == *count)
BUG_ON(in_interrupt());
- dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+ dev_dbg(icd->dev.parent, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
&buf->vb, buf->vb.baddr, buf->vb.bsize);
/* This waits until this buffer is out of danger, i.e., until it is no
for (i = 0; i < ARRAY_SIZE(buf->dmas); i++) {
if (buf->dmas[i].sg_cpu)
- dma_free_coherent(ici->dev, buf->dmas[i].sg_size,
+ dma_free_coherent(ici->v4l2_dev.dev, buf->dmas[i].sg_size,
buf->dmas[i].sg_cpu,
buf->dmas[i].sg_dma);
buf->dmas[i].sg_cpu = NULL;
struct scatterlist **sg_first, int *sg_first_ofs)
{
struct pxa_cam_dma *pxa_dma = &buf->dmas[channel];
+ struct device *dev = pcdev->soc_host.v4l2_dev.dev;
struct scatterlist *sg;
int i, offset, sglen;
int dma_len = 0, xfer_len = 0;
if (pxa_dma->sg_cpu)
- dma_free_coherent(pcdev->soc_host.dev, pxa_dma->sg_size,
+ dma_free_coherent(dev, pxa_dma->sg_size,
pxa_dma->sg_cpu, pxa_dma->sg_dma);
sglen = calculate_dma_sglen(*sg_first, dma->sglen,
*sg_first_ofs, size);
pxa_dma->sg_size = (sglen + 1) * sizeof(struct pxa_dma_desc);
- pxa_dma->sg_cpu = dma_alloc_coherent(pcdev->soc_host.dev, pxa_dma->sg_size,
+ pxa_dma->sg_cpu = dma_alloc_coherent(dev, pxa_dma->sg_size,
&pxa_dma->sg_dma, GFP_KERNEL);
if (!pxa_dma->sg_cpu)
return -ENOMEM;
pxa_dma->sglen = sglen;
offset = *sg_first_ofs;
- dev_dbg(pcdev->soc_host.dev, "DMA: sg_first=%p, sglen=%d, ofs=%d, dma.desc=%x\n",
+ dev_dbg(dev, "DMA: sg_first=%p, sglen=%d, ofs=%d, dma.desc=%x\n",
*sg_first, sglen, *sg_first_ofs, pxa_dma->sg_dma);
pxa_dma->sg_cpu[i].ddadr =
pxa_dma->sg_dma + (i + 1) * sizeof(struct pxa_dma_desc);
- dev_vdbg(pcdev->soc_host.dev, "DMA: desc.%08x->@phys=0x%08x, len=%d\n",
+ dev_vdbg(dev, "DMA: desc.%08x->@phys=0x%08x, len=%d\n",
pxa_dma->sg_dma + i * sizeof(struct pxa_dma_desc),
sg_dma_address(sg) + offset, xfer_len);
offset = 0;
struct soc_camera_device *icd = vq->priv_data;
struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
struct pxa_camera_dev *pcdev = ici->priv;
+ struct device *dev = pcdev->soc_host.v4l2_dev.dev;
struct pxa_buffer *buf = container_of(vb, struct pxa_buffer, vb);
int ret;
int size_y, size_u = 0, size_v = 0;
- dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+ dev_dbg(dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
vb, vb->baddr, vb->bsize);
/* Added list head initialization on alloc */
buf->inwork = 1;
if (buf->fmt != icd->current_fmt ||
- vb->width != icd->width ||
- vb->height != icd->height ||
+ vb->width != icd->rect_current.width ||
+ vb->height != icd->rect_current.height ||
vb->field != field) {
buf->fmt = icd->current_fmt;
- vb->width = icd->width;
- vb->height = icd->height;
+ vb->width = icd->rect_current.width;
+ vb->height = icd->rect_current.height;
vb->field = field;
vb->state = VIDEOBUF_NEEDS_INIT;
}
ret = pxa_init_dma_channel(pcdev, buf, dma, 0, CIBR0, size_y,
&sg, &next_ofs);
if (ret) {
- dev_err(pcdev->soc_host.dev,
- "DMA initialization for Y/RGB failed\n");
+ dev_err(dev, "DMA initialization for Y/RGB failed\n");
goto fail;
}
ret = pxa_init_dma_channel(pcdev, buf, dma, 1, CIBR1,
size_u, &sg, &next_ofs);
if (ret) {
- dev_err(pcdev->soc_host.dev,
- "DMA initialization for U failed\n");
+ dev_err(dev, "DMA initialization for U failed\n");
goto fail_u;
}
ret = pxa_init_dma_channel(pcdev, buf, dma, 2, CIBR2,
size_v, &sg, &next_ofs);
if (ret) {
- dev_err(pcdev->soc_host.dev,
- "DMA initialization for V failed\n");
+ dev_err(dev, "DMA initialization for V failed\n");
goto fail_v;
}
return 0;
fail_v:
- dma_free_coherent(pcdev->soc_host.dev, buf->dmas[1].sg_size,
+ dma_free_coherent(dev, buf->dmas[1].sg_size,
buf->dmas[1].sg_cpu, buf->dmas[1].sg_dma);
fail_u:
- dma_free_coherent(pcdev->soc_host.dev, buf->dmas[0].sg_size,
+ dma_free_coherent(dev, buf->dmas[0].sg_size,
buf->dmas[0].sg_cpu, buf->dmas[0].sg_dma);
fail:
free_buffer(vq, buf);
active = pcdev->active;
for (i = 0; i < pcdev->channels; i++) {
- dev_dbg(pcdev->soc_host.dev, "%s (channel=%d) ddadr=%08x\n", __func__,
+ dev_dbg(pcdev->soc_host.v4l2_dev.dev,
+ "%s (channel=%d) ddadr=%08x\n", __func__,
i, active->dmas[i].sg_dma);
DDADR(pcdev->dma_chans[i]) = active->dmas[i].sg_dma;
DCSR(pcdev->dma_chans[i]) = DCSR_RUN;
int i;
for (i = 0; i < pcdev->channels; i++) {
- dev_dbg(pcdev->soc_host.dev, "%s (channel=%d)\n", __func__, i);
+ dev_dbg(pcdev->soc_host.v4l2_dev.dev,
+ "%s (channel=%d)\n", __func__, i);
DCSR(pcdev->dma_chans[i]) = 0;
}
}
{
unsigned long cicr0, cifr;
- dev_dbg(pcdev->soc_host.dev, "%s\n", __func__);
+ 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);
__raw_writel(cicr0, pcdev->base + CICR0);
pcdev->active = NULL;
- dev_dbg(pcdev->soc_host.dev, "%s\n", __func__);
+ dev_dbg(pcdev->soc_host.v4l2_dev.dev, "%s\n", __func__);
}
/* Called under spinlock_irqsave(&pcdev->lock, ...) */
struct pxa_camera_dev *pcdev = ici->priv;
struct pxa_buffer *buf = container_of(vb, struct pxa_buffer, vb);
- dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d active=%p\n", __func__,
- vb, vb->baddr, vb->bsize, pcdev->active);
+ dev_dbg(icd->dev.parent, "%s (vb=0x%p) 0x%08lx %d active=%p\n",
+ __func__, vb, vb->baddr, vb->bsize, pcdev->active);
list_add_tail(&vb->queue, &pcdev->capture);
struct pxa_buffer *buf = container_of(vb, struct pxa_buffer, vb);
#ifdef DEBUG
struct soc_camera_device *icd = vq->priv_data;
+ struct device *dev = icd->dev.parent;
- dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+ dev_dbg(dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
vb, vb->baddr, vb->bsize);
switch (vb->state) {
case VIDEOBUF_ACTIVE:
- dev_dbg(&icd->dev, "%s (active)\n", __func__);
+ dev_dbg(dev, "%s (active)\n", __func__);
break;
case VIDEOBUF_QUEUED:
- dev_dbg(&icd->dev, "%s (queued)\n", __func__);
+ dev_dbg(dev, "%s (queued)\n", __func__);
break;
case VIDEOBUF_PREPARED:
- dev_dbg(&icd->dev, "%s (prepared)\n", __func__);
+ dev_dbg(dev, "%s (prepared)\n", __func__);
break;
default:
- dev_dbg(&icd->dev, "%s (unknown)\n", __func__);
+ dev_dbg(dev, "%s (unknown)\n", __func__);
break;
}
#endif
do_gettimeofday(&vb->ts);
vb->field_count++;
wake_up(&vb->done);
- dev_dbg(pcdev->soc_host.dev, "%s dequeud buffer (vb=0x%p)\n", __func__, vb);
+ dev_dbg(pcdev->soc_host.v4l2_dev.dev, "%s dequeud buffer (vb=0x%p)\n",
+ __func__, vb);
if (list_empty(&pcdev->capture)) {
pxa_camera_stop_capture(pcdev);
for (i = 0; i < pcdev->channels; i++)
if (DDADR(pcdev->dma_chans[i]) != DDADR_STOP)
is_dma_stopped = 0;
- dev_dbg(pcdev->soc_host.dev, "%s : top queued buffer=%p, dma_stopped=%d\n",
+ dev_dbg(pcdev->soc_host.v4l2_dev.dev,
+ "%s : top queued buffer=%p, dma_stopped=%d\n",
__func__, pcdev->active, is_dma_stopped);
if (pcdev->active && is_dma_stopped)
pxa_camera_start_capture(pcdev);
static void pxa_camera_dma_irq(int channel, struct pxa_camera_dev *pcdev,
enum pxa_camera_active_dma act_dma)
{
+ struct device *dev = pcdev->soc_host.v4l2_dev.dev;
struct pxa_buffer *buf;
unsigned long flags;
u32 status, camera_status, overrun;
overrun |= CISR_IFO_1 | CISR_IFO_2;
if (status & DCSR_BUSERR) {
- dev_err(pcdev->soc_host.dev, "DMA Bus Error IRQ!\n");
+ dev_err(dev, "DMA Bus Error IRQ!\n");
goto out;
}
if (!(status & (DCSR_ENDINTR | DCSR_STARTINTR))) {
- dev_err(pcdev->soc_host.dev, "Unknown DMA IRQ source, "
- "status: 0x%08x\n", status);
+ dev_err(dev, "Unknown DMA IRQ source, status: 0x%08x\n",
+ status);
goto out;
}
buf = container_of(vb, struct pxa_buffer, vb);
WARN_ON(buf->inwork || list_empty(&vb->queue));
- dev_dbg(pcdev->soc_host.dev, "%s channel=%d %s%s(vb=0x%p) dma.desc=%x\n",
+ dev_dbg(dev, "%s channel=%d %s%s(vb=0x%p) dma.desc=%x\n",
__func__, channel, status & DCSR_STARTINTR ? "SOF " : "",
status & DCSR_ENDINTR ? "EOF " : "", vb, DDADR(channel));
*/
if (camera_status & overrun &&
!list_is_last(pcdev->capture.next, &pcdev->capture)) {
- dev_dbg(pcdev->soc_host.dev, "FIFO overrun! CISR: %x\n",
+ dev_dbg(dev, "FIFO overrun! CISR: %x\n",
camera_status);
pxa_camera_stop_capture(pcdev);
pxa_camera_start_capture(pcdev);
sizeof(struct pxa_buffer), icd);
}
-static u32 mclk_get_divisor(struct pxa_camera_dev *pcdev)
+static u32 mclk_get_divisor(struct platform_device *pdev,
+ struct pxa_camera_dev *pcdev)
{
unsigned long mclk = pcdev->mclk;
+ struct device *dev = pcdev->soc_host.v4l2_dev.dev;
u32 div;
unsigned long lcdclk;
/* mclk <= ciclk / 4 (27.4.2) */
if (mclk > lcdclk / 4) {
mclk = lcdclk / 4;
- dev_warn(pcdev->soc_host.dev, "Limiting master clock to %lu\n", mclk);
+ dev_warn(dev, "Limiting master clock to %lu\n", mclk);
}
/* We verify mclk != 0, so if anyone breaks it, here comes their Oops */
if (pcdev->platform_flags & PXA_CAMERA_MCLK_EN)
pcdev->mclk = lcdclk / (2 * (div + 1));
- dev_dbg(pcdev->soc_host.dev, "LCD clock %luHz, target freq %luHz, "
- "divisor %u\n", lcdclk, mclk, div);
+ dev_dbg(dev, "LCD clock %luHz, target freq %luHz, divisor %u\n",
+ lcdclk, mclk, div);
return div;
}
static void pxa_camera_activate(struct pxa_camera_dev *pcdev)
{
struct pxacamera_platform_data *pdata = pcdev->pdata;
+ struct device *dev = pcdev->soc_host.v4l2_dev.dev;
u32 cicr4 = 0;
- dev_dbg(pcdev->soc_host.dev, "Registered platform device at %p data %p\n",
+ dev_dbg(dev, "Registered platform device at %p data %p\n",
pcdev, pdata);
if (pdata && pdata->init) {
- dev_dbg(pcdev->soc_host.dev, "%s: Init gpios\n", __func__);
- pdata->init(pcdev->soc_host.dev);
+ dev_dbg(dev, "%s: Init gpios\n", __func__);
+ pdata->init(dev);
}
/* disable all interrupts */
struct videobuf_buffer *vb;
status = __raw_readl(pcdev->base + CISR);
- dev_dbg(pcdev->soc_host.dev, "Camera interrupt status 0x%lx\n", status);
+ dev_dbg(pcdev->soc_host.v4l2_dev.dev,
+ "Camera interrupt status 0x%lx\n", status);
if (!status)
return IRQ_NONE;
{
struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
struct pxa_camera_dev *pcdev = ici->priv;
- int ret;
- if (pcdev->icd) {
- ret = -EBUSY;
- goto ebusy;
- }
-
- dev_info(&icd->dev, "PXA Camera driver attached to camera %d\n",
- icd->devnum);
+ if (pcdev->icd)
+ return -EBUSY;
pxa_camera_activate(pcdev);
- ret = icd->ops->init(icd);
- if (!ret)
- pcdev->icd = icd;
+ pcdev->icd = icd;
-ebusy:
- return ret;
+ dev_info(icd->dev.parent, "PXA Camera driver attached to camera %d\n",
+ icd->devnum);
+
+ return 0;
}
/* Called with .video_lock held */
BUG_ON(icd != pcdev->icd);
- dev_info(&icd->dev, "PXA Camera driver detached from camera %d\n",
+ dev_info(icd->dev.parent, "PXA Camera driver detached from camera %d\n",
icd->devnum);
/* disable capture, disable interrupts */
DCSR(pcdev->dma_chans[1]) = 0;
DCSR(pcdev->dma_chans[2]) = 0;
- icd->ops->release(icd);
-
pxa_camera_deactivate(pcdev);
pcdev->icd = NULL;
if (cicr0 & CICR0_ENB)
__raw_writel(cicr0 & ~CICR0_ENB, pcdev->base + CICR0);
- cicr1 = CICR1_PPL_VAL(icd->width - 1) | bpp | dw;
+ cicr1 = CICR1_PPL_VAL(icd->rect_current.width - 1) | bpp | dw;
switch (pixfmt) {
case V4L2_PIX_FMT_YUV422P:
}
cicr2 = 0;
- cicr3 = CICR3_LPF_VAL(icd->height - 1) |
+ cicr3 = CICR3_LPF_VAL(icd->rect_current.height - 1) |
CICR3_BFW_VAL(min((unsigned short)255, icd->y_skip_top));
cicr4 |= pcdev->mclk_divisor;
static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
struct soc_camera_format_xlate *xlate)
{
- struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+ struct device *dev = icd->dev.parent;
int formats = 0, buswidth, ret;
buswidth = required_buswidth(icd->formats + idx);
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = buswidth;
xlate++;
- dev_dbg(ici->dev, "Providing format %s using %s\n",
+ dev_dbg(dev, "Providing format %s using %s\n",
pxa_camera_formats[0].name,
icd->formats[idx].name);
}
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = buswidth;
xlate++;
- dev_dbg(ici->dev, "Providing format %s packed\n",
+ dev_dbg(dev, "Providing format %s packed\n",
icd->formats[idx].name);
}
break;
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = icd->formats[idx].depth;
xlate++;
- dev_dbg(ici->dev,
+ dev_dbg(dev,
"Providing format %s in pass-through mode\n",
icd->formats[idx].name);
}
}
static int pxa_camera_set_crop(struct soc_camera_device *icd,
- struct v4l2_rect *rect)
+ struct v4l2_crop *a)
{
+ struct v4l2_rect *rect = &a->c;
struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
struct pxa_camera_dev *pcdev = ici->priv;
+ struct device *dev = icd->dev.parent;
+ struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
struct soc_camera_sense sense = {
.master_clock = pcdev->mclk,
.pixel_clock_max = pcdev->ciclk / 4,
if (pcdev->platform_flags & PXA_CAMERA_PCLK_EN)
icd->sense = &sense;
- ret = icd->ops->set_crop(icd, rect);
+ ret = v4l2_subdev_call(sd, video, s_crop, a);
icd->sense = NULL;
if (ret < 0) {
- dev_warn(ici->dev, "Failed to crop to %ux%u@%u:%u\n",
+ dev_warn(dev, "Failed to crop to %ux%u@%u:%u\n",
rect->width, rect->height, rect->left, rect->top);
} else if (sense.flags & SOCAM_SENSE_PCLK_CHANGED) {
if (sense.pixel_clock > sense.pixel_clock_max) {
- dev_err(ici->dev,
+ dev_err(dev,
"pixel clock %lu set by the camera too high!",
sense.pixel_clock);
return -EIO;
{
struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
struct pxa_camera_dev *pcdev = ici->priv;
+ struct device *dev = icd->dev.parent;
+ struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
const struct soc_camera_data_format *cam_fmt = NULL;
const struct soc_camera_format_xlate *xlate = NULL;
struct soc_camera_sense sense = {
xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat);
if (!xlate) {
- dev_warn(ici->dev, "Format %x not found\n", pix->pixelformat);
+ dev_warn(dev, "Format %x not found\n", pix->pixelformat);
return -EINVAL;
}
icd->sense = &sense;
cam_f.fmt.pix.pixelformat = cam_fmt->fourcc;
- ret = icd->ops->set_fmt(icd, &cam_f);
+ ret = v4l2_subdev_call(sd, video, s_fmt, f);
icd->sense = NULL;
if (ret < 0) {
- dev_warn(ici->dev, "Failed to configure for format %x\n",
+ dev_warn(dev, "Failed to configure for format %x\n",
pix->pixelformat);
} else if (sense.flags & SOCAM_SENSE_PCLK_CHANGED) {
if (sense.pixel_clock > sense.pixel_clock_max) {
- dev_err(ici->dev,
+ dev_err(dev,
"pixel clock %lu set by the camera too high!",
sense.pixel_clock);
return -EIO;
struct v4l2_format *f)
{
struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+ struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
const struct soc_camera_format_xlate *xlate;
struct v4l2_pix_format *pix = &f->fmt.pix;
__u32 pixfmt = pix->pixelformat;
xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
if (!xlate) {
- dev_warn(ici->dev, "Format %x not found\n", pixfmt);
+ dev_warn(ici->v4l2_dev.dev, "Format %x not found\n", pixfmt);
return -EINVAL;
}
/* camera has to see its format, but the user the original one */
pix->pixelformat = xlate->cam_fmt->fourcc;
/* limit to sensor capabilities */
- ret = icd->ops->try_fmt(icd, f);
+ ret = v4l2_subdev_call(sd, video, try_fmt, f);
pix->pixelformat = xlate->host_fmt->fourcc;
field = pix->field;
if (field == V4L2_FIELD_ANY) {
pix->field = V4L2_FIELD_NONE;
} else if (field != V4L2_FIELD_NONE) {
- dev_err(&icd->dev, "Field type %d unsupported.\n", field);
+ dev_err(icd->dev.parent, "Field type %d unsupported.\n", field);
return -EINVAL;
}
pcdev->mclk = 20000000;
}
- pcdev->soc_host.dev = &pdev->dev;
- pcdev->mclk_divisor = mclk_get_divisor(pcdev);
+ pcdev->mclk_divisor = mclk_get_divisor(pdev, pcdev);
INIT_LIST_HEAD(&pcdev->capture);
spin_lock_init(&pcdev->lock);
pcdev->soc_host.drv_name = PXA_CAM_DRV_NAME;
pcdev->soc_host.ops = &pxa_soc_camera_host_ops;
pcdev->soc_host.priv = pcdev;
+ pcdev->soc_host.v4l2_dev.dev = &pdev->dev;
pcdev->soc_host.nr = pdev->id;
err = soc_camera_host_register(&pcdev->soc_host);
MODULE_DESCRIPTION("PXA27x SoC Camera Host driver");
MODULE_AUTHOR("Guennadi Liakhovetski <kernel@pengutronix.de>");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:" PXA_CAM_DRV_NAME);