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提交 eff505fa 编写于 作者: G Guennadi Liakhovetski 提交者： Mauro Carvalho Chehab
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V4L/DVB (11609): soc-camera: remove an extra device generation from struct soc_camera_host 

Make camera devices direct children of host platform devices, move the
inheritance management into the soc_camera.c core driver.
Signed-off-by: NGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
上级 eb6c8558
隐藏空白更改
内联 并排
Showing with 107 addition and 125 deletion
drivers/media/video/mx1_camera.c
浏览文件 @ eff505fa
......@@ -106,7 +106,6 @@ struct mx1_camera_dev {
struct soc_camera_device *icd;
struct mx1_camera_pdata *pdata;
struct mx1_buffer *active;
struct device *dev;
struct resource *res;
struct clk *clk;
struct list_head capture;
......@@ -220,7 +219,7 @@ static int mx1_camera_setup_dma(struct mx1_camera_dev *pcdev)
int ret;
if (unlikely(!pcdev->active)) {
dev_err(pcdev->dev, "DMA End IRQ with no active buffer\n");
dev_err(pcdev->soc_host.dev, "DMA End IRQ with no active buffer\n");
return -EFAULT;
}
......@@ -230,7 +229,7 @@ static int mx1_camera_setup_dma(struct mx1_camera_dev *pcdev)
vbuf->size, pcdev->res->start +
CSIRXR, DMA_MODE_READ);
if (unlikely(ret))
dev_err(pcdev->dev, "Failed to setup DMA sg list\n");
dev_err(pcdev->soc_host.dev, "Failed to setup DMA sg list\n");
return ret;
}
......@@ -339,14 +338,14 @@ static void mx1_camera_dma_irq(int channel, void *data)
imx_dma_disable(channel);
if (unlikely(!pcdev->active)) {
dev_err(pcdev->dev, "DMA End IRQ with no active buffer\n");
dev_err(pcdev->soc_host.dev, "DMA End IRQ with no active buffer\n");
goto out;
}
vb = &pcdev->active->vb;
buf = container_of(vb, struct mx1_buffer, vb);
WARN_ON(buf->inwork || list_empty(&vb->queue));
dev_dbg(pcdev->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
dev_dbg(pcdev->soc_host.dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
vb, vb->baddr, vb->bsize);
mx1_camera_wakeup(pcdev, vb, buf);
......@@ -367,7 +366,7 @@ static void mx1_camera_init_videobuf(struct videobuf_queue *q,
struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
struct mx1_camera_dev *pcdev = ici->priv;
videobuf_queue_dma_contig_init(q, &mx1_videobuf_ops, pcdev->dev,
videobuf_queue_dma_contig_init(q, &mx1_videobuf_ops, ici->dev,
&pcdev->lock,
V4L2_BUF_TYPE_VIDEO_CAPTURE,
V4L2_FIELD_NONE,
......@@ -386,7 +385,7 @@ static int mclk_get_divisor(struct mx1_camera_dev *pcdev)
* they get a nice Oops */
div = (lcdclk + 2 * mclk - 1) / (2 * mclk) - 1;
dev_dbg(pcdev->dev, "System clock %lukHz, target freq %dkHz, "
dev_dbg(pcdev->soc_host.dev, "System clock %lukHz, target freq %dkHz, "
"divisor %lu\n", lcdclk / 1000, mclk / 1000, div);
return div;
......@@ -396,7 +395,7 @@ static void mx1_camera_activate(struct mx1_camera_dev *pcdev)
{
unsigned int csicr1 = CSICR1_EN;
dev_dbg(pcdev->dev, "Activate device\n");
dev_dbg(pcdev->soc_host.dev, "Activate device\n");
clk_enable(pcdev->clk);
......@@ -412,7 +411,7 @@ static void mx1_camera_activate(struct mx1_camera_dev *pcdev)
static void mx1_camera_deactivate(struct mx1_camera_dev *pcdev)
{
dev_dbg(pcdev->dev, "Deactivate device\n");
dev_dbg(pcdev->soc_host.dev, "Deactivate device\n");
/* Disable all CSI interface */
__raw_writel(0x00, pcdev->base + CSICR1);
......@@ -551,7 +550,7 @@ static int mx1_camera_set_fmt(struct soc_camera_device *icd,
xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat);
if (!xlate) {
dev_warn(&ici->dev, "Format %x not found\n", pix->pixelformat);
dev_warn(ici->dev, "Format %x not found\n", pix->pixelformat);
return -EINVAL;
}
......@@ -668,7 +667,6 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
goto exit_put_clk;
}
platform_set_drvdata(pdev, pcdev);
pcdev->res = res;
pcdev->clk = clk;
......@@ -702,16 +700,15 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
}
pcdev->irq = irq;
pcdev->base = base;
pcdev->dev = &pdev->dev;
/* request dma */
pcdev->dma_chan = imx_dma_request_by_prio(DRIVER_NAME, DMA_PRIO_HIGH);
if (pcdev->dma_chan < 0) {
dev_err(pcdev->dev, "Can't request DMA for MX1 CSI\n");
dev_err(&pdev->dev, "Can't request DMA for MX1 CSI\n");
err = -EBUSY;
goto exit_iounmap;
}
dev_dbg(pcdev->dev, "got DMA channel %d\n", pcdev->dma_chan);
dev_dbg(&pdev->dev, "got DMA channel %d\n", pcdev->dma_chan);
imx_dma_setup_handlers(pcdev->dma_chan, mx1_camera_dma_irq, NULL,
pcdev);
......@@ -724,7 +721,7 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
/* request irq */
err = claim_fiq(&fh);
if (err) {
dev_err(pcdev->dev, "Camera interrupt register failed \n");
dev_err(&pdev->dev, "Camera interrupt register failed \n");
goto exit_free_dma;
}
......@@ -744,7 +741,7 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
pcdev->soc_host.drv_name = DRIVER_NAME;
pcdev->soc_host.ops = &mx1_soc_camera_host_ops;
pcdev->soc_host.priv = pcdev;
pcdev->soc_host.dev.parent = &pdev->dev;
pcdev->soc_host.dev = &pdev->dev;
pcdev->soc_host.nr = pdev->id;
err = soc_camera_host_register(&pcdev->soc_host);
if (err)
......@@ -774,7 +771,9 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
static int __exit mx1_camera_remove(struct platform_device *pdev)
{
struct mx1_camera_dev *pcdev = platform_get_drvdata(pdev);
struct soc_camera_host *soc_host = to_soc_camera_host(&pdev->dev);
struct mx1_camera_dev *pcdev = container_of(soc_host,
struct mx1_camera_dev, soc_host);
struct resource *res;
imx_dma_free(pcdev->dma_chan);
......@@ -784,7 +783,7 @@ static int __exit mx1_camera_remove(struct platform_device *pdev)
clk_put(pcdev->clk);
soc_camera_host_unregister(&pcdev->soc_host);
soc_camera_host_unregister(soc_host);
iounmap(pcdev->base);
......
drivers/media/video/mx3_camera.c
浏览文件 @ eff505fa
......@@ -87,7 +87,6 @@ struct mx3_camera_buffer {
* @soc_host: embedded soc_host object
*/
struct mx3_camera_dev {
struct device *dev;
/*
* i.MX3x is only supposed to handle one camera on its Camera Sensor
* Interface. If anyone ever builds hardware to enable more than one
......@@ -431,7 +430,7 @@ static void mx3_camera_init_videobuf(struct videobuf_queue *q,
struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
struct mx3_camera_dev *mx3_cam = ici->priv;
videobuf_queue_dma_contig_init(q, &mx3_videobuf_ops, mx3_cam->dev,
videobuf_queue_dma_contig_init(q, &mx3_videobuf_ops, ici->dev,
&mx3_cam->lock,
V4L2_BUF_TYPE_VIDEO_CAPTURE,
V4L2_FIELD_NONE,
......@@ -599,7 +598,8 @@ static int test_platform_param(struct mx3_camera_dev *mx3_cam,
*flags |= SOCAM_DATAWIDTH_4;
break;
default:
dev_info(mx3_cam->dev, "Unsupported bus width %d\n", buswidth);
dev_info(mx3_cam->soc_host.dev, "Unsupported bus width %d\n",
buswidth);
return -EINVAL;
}
......@@ -614,7 +614,7 @@ static int mx3_camera_try_bus_param(struct soc_camera_device *icd,
unsigned long bus_flags, camera_flags;
int ret = test_platform_param(mx3_cam, depth, &bus_flags);
dev_dbg(&ici->dev, "requested bus width %d bit: %d\n", depth, ret);
dev_dbg(ici->dev, "requested bus width %d bit: %d\n", depth, ret);
if (ret < 0)
return ret;
......@@ -637,7 +637,7 @@ static bool chan_filter(struct dma_chan *chan, void *arg)
if (!rq)
return false;
pdata = rq->mx3_cam->dev->platform_data;
pdata = rq->mx3_cam->soc_host.dev->platform_data;
return rq->id == chan->chan_id &&
pdata->dma_dev == chan->device->dev;
......@@ -697,7 +697,7 @@ static int mx3_camera_get_formats(struct soc_camera_device *icd, int idx,
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = buswidth;
xlate++;
dev_dbg(&ici->dev, "Providing format %s using %s\n",
dev_dbg(ici->dev, "Providing format %s using %s\n",
mx3_camera_formats[0].name,
icd->formats[idx].name);
}
......@@ -709,7 +709,7 @@ static int mx3_camera_get_formats(struct soc_camera_device *icd, int idx,
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = buswidth;
xlate++;
dev_dbg(&ici->dev, "Providing format %s using %s\n",
dev_dbg(ici->dev, "Providing format %s using %s\n",
mx3_camera_formats[0].name,
icd->formats[idx].name);
}
......@@ -722,7 +722,7 @@ static int mx3_camera_get_formats(struct soc_camera_device *icd, int idx,
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = buswidth;
xlate++;
dev_dbg(&ici->dev,
dev_dbg(ici->dev,
"Providing format %s in pass-through mode\n",
icd->formats[idx].name);
}
......@@ -829,7 +829,7 @@ static int mx3_camera_set_fmt(struct soc_camera_device *icd,
xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat);
if (!xlate) {
dev_warn(&ici->dev, "Format %x not found\n", pix->pixelformat);
dev_warn(ici->dev, "Format %x not found\n", pix->pixelformat);
return -EINVAL;
}
......@@ -866,7 +866,7 @@ static int mx3_camera_try_fmt(struct soc_camera_device *icd,
xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
if (pixfmt && !xlate) {
dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
dev_warn(ici->dev, "Format %x not found\n", pixfmt);
return -EINVAL;
}
......@@ -933,11 +933,11 @@ static int mx3_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
if (!xlate) {
dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
dev_warn(ici->dev, "Format %x not found\n", pixfmt);
return -EINVAL;
}
dev_dbg(&ici->dev, "requested bus width %d bit: %d\n",
dev_dbg(ici->dev, "requested bus width %d bit: %d\n",
icd->buswidth, ret);
if (ret < 0)
......@@ -947,7 +947,7 @@ static int mx3_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
common_flags = soc_camera_bus_param_compatible(camera_flags, bus_flags);
if (!common_flags) {
dev_dbg(&ici->dev, "no common flags: camera %lx, host %lx\n",
dev_dbg(ici->dev, "no common flags: camera %lx, host %lx\n",
camera_flags, bus_flags);
return -EINVAL;
}
......@@ -1054,7 +1054,7 @@ static int mx3_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
csi_reg_write(mx3_cam, sens_conf | dw, CSI_SENS_CONF);
dev_dbg(&ici->dev, "Set SENS_CONF to %x\n", sens_conf | dw);
dev_dbg(ici->dev, "Set SENS_CONF to %x\n", sens_conf | dw);
return 0;
}
......@@ -1102,8 +1102,6 @@ static int mx3_camera_probe(struct platform_device *pdev)
goto eclkget;
}
platform_set_drvdata(pdev, mx3_cam);
mx3_cam->pdata = pdev->dev.platform_data;
mx3_cam->platform_flags = mx3_cam->pdata->flags;
if (!(mx3_cam->platform_flags & (MX3_CAMERA_DATAWIDTH_4 |
......@@ -1135,14 +1133,14 @@ static int mx3_camera_probe(struct platform_device *pdev)
}
mx3_cam->base = base;
mx3_cam->dev = &pdev->dev;
soc_host = &mx3_cam->soc_host;
soc_host->drv_name = MX3_CAM_DRV_NAME;
soc_host->ops = &mx3_soc_camera_host_ops;
soc_host->priv = mx3_cam;
soc_host->dev.parent = &pdev->dev;
soc_host->dev = &pdev->dev;
soc_host->nr = pdev->id;
err = soc_camera_host_register(soc_host);
if (err)
goto ecamhostreg;
......@@ -1165,11 +1163,13 @@ static int mx3_camera_probe(struct platform_device *pdev)
static int __devexit mx3_camera_remove(struct platform_device *pdev)
{
struct mx3_camera_dev *mx3_cam = platform_get_drvdata(pdev);
struct soc_camera_host *soc_host = to_soc_camera_host(&pdev->dev);
struct mx3_camera_dev *mx3_cam = container_of(soc_host,
struct mx3_camera_dev, soc_host);
clk_put(mx3_cam->clk);
soc_camera_host_unregister(&mx3_cam->soc_host);
soc_camera_host_unregister(soc_host);
iounmap(mx3_cam->base);
......
drivers/media/video/pxa_camera.c
浏览文件 @ eff505fa
......@@ -203,7 +203,6 @@ struct pxa_buffer {
struct pxa_camera_dev {
struct soc_camera_host soc_host;
struct device *dev;
/* PXA27x is only supposed to handle one camera on its Quick Capture
* interface. If anyone ever builds hardware to enable more than
* one camera, they will have to modify this driver too */
......@@ -262,7 +261,6 @@ static void free_buffer(struct videobuf_queue *vq, struct pxa_buffer *buf)
{
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 videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb);
int i;
......@@ -279,7 +277,7 @@ static void free_buffer(struct videobuf_queue *vq, struct pxa_buffer *buf)
for (i = 0; i < ARRAY_SIZE(buf->dmas); i++) {
if (buf->dmas[i].sg_cpu)
dma_free_coherent(pcdev->dev, buf->dmas[i].sg_size,
dma_free_coherent(ici->dev, buf->dmas[i].sg_size,
buf->dmas[i].sg_cpu,
buf->dmas[i].sg_dma);
buf->dmas[i].sg_cpu = NULL;
......@@ -339,14 +337,14 @@ static int pxa_init_dma_channel(struct pxa_camera_dev *pcdev,
int dma_len = 0, xfer_len = 0;
if (pxa_dma->sg_cpu)
dma_free_coherent(pcdev->dev, pxa_dma->sg_size,
dma_free_coherent(pcdev->soc_host.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->dev, pxa_dma->sg_size,
pxa_dma->sg_cpu = dma_alloc_coherent(pcdev->soc_host.dev, pxa_dma->sg_size,
&pxa_dma->sg_dma, GFP_KERNEL);
if (!pxa_dma->sg_cpu)
return -ENOMEM;
......@@ -354,7 +352,7 @@ static int pxa_init_dma_channel(struct pxa_camera_dev *pcdev,
pxa_dma->sglen = sglen;
offset = *sg_first_ofs;
dev_dbg(pcdev->dev, "DMA: sg_first=%p, sglen=%d, ofs=%d, dma.desc=%x\n",
dev_dbg(pcdev->soc_host.dev, "DMA: sg_first=%p, sglen=%d, ofs=%d, dma.desc=%x\n",
*sg_first, sglen, *sg_first_ofs, pxa_dma->sg_dma);
......@@ -377,7 +375,7 @@ static int pxa_init_dma_channel(struct pxa_camera_dev *pcdev,
pxa_dma->sg_cpu[i].ddadr =
pxa_dma->sg_dma + (i + 1) * sizeof(struct pxa_dma_desc);
dev_vdbg(pcdev->dev, "DMA: desc.%08x->@phys=0x%08x, len=%d\n",
dev_vdbg(pcdev->soc_host.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;
......@@ -489,7 +487,7 @@ static int pxa_videobuf_prepare(struct videobuf_queue *vq,
ret = pxa_init_dma_channel(pcdev, buf, dma, 0, CIBR0, size_y,
&sg, &next_ofs);
if (ret) {
dev_err(pcdev->dev,
dev_err(pcdev->soc_host.dev,
"DMA initialization for Y/RGB failed\n");
goto fail;
}
......@@ -499,7 +497,7 @@ static int pxa_videobuf_prepare(struct videobuf_queue *vq,
ret = pxa_init_dma_channel(pcdev, buf, dma, 1, CIBR1,
size_u, &sg, &next_ofs);
if (ret) {
dev_err(pcdev->dev,
dev_err(pcdev->soc_host.dev,
"DMA initialization for U failed\n");
goto fail_u;
}
......@@ -509,7 +507,7 @@ static int pxa_videobuf_prepare(struct videobuf_queue *vq,
ret = pxa_init_dma_channel(pcdev, buf, dma, 2, CIBR2,
size_v, &sg, &next_ofs);
if (ret) {
dev_err(pcdev->dev,
dev_err(pcdev->soc_host.dev,
"DMA initialization for V failed\n");
goto fail_v;
}
......@@ -523,10 +521,10 @@ static int pxa_videobuf_prepare(struct videobuf_queue *vq,
return 0;
fail_v:
dma_free_coherent(pcdev->dev, buf->dmas[1].sg_size,
dma_free_coherent(pcdev->soc_host.dev, buf->dmas[1].sg_size,
buf->dmas[1].sg_cpu, buf->dmas[1].sg_dma);
fail_u:
dma_free_coherent(pcdev->dev, buf->dmas[0].sg_size,
dma_free_coherent(pcdev->soc_host.dev, buf->dmas[0].sg_size,
buf->dmas[0].sg_cpu, buf->dmas[0].sg_dma);
fail:
free_buffer(vq, buf);
......@@ -550,7 +548,7 @@ static void pxa_dma_start_channels(struct pxa_camera_dev *pcdev)
active = pcdev->active;
for (i = 0; i < pcdev->channels; i++) {
dev_dbg(pcdev->dev, "%s (channel=%d) ddadr=%08x\n", __func__,
dev_dbg(pcdev->soc_host.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;
......@@ -562,7 +560,7 @@ static void pxa_dma_stop_channels(struct pxa_camera_dev *pcdev)
int i;
for (i = 0; i < pcdev->channels; i++) {
dev_dbg(pcdev->dev, "%s (channel=%d)\n", __func__, i);
dev_dbg(pcdev->soc_host.dev, "%s (channel=%d)\n", __func__, i);
DCSR(pcdev->dma_chans[i]) = 0;
}
}
......@@ -598,7 +596,7 @@ static void pxa_camera_start_capture(struct pxa_camera_dev *pcdev)
{
unsigned long cicr0, cifr;
dev_dbg(pcdev->dev, "%s\n", __func__);
dev_dbg(pcdev->soc_host.dev, "%s\n", __func__);
/* Reset the FIFOs */
cifr = __raw_readl(pcdev->base + CIFR) | CIFR_RESET_F;
__raw_writel(cifr, pcdev->base + CIFR);
......@@ -618,7 +616,7 @@ static void pxa_camera_stop_capture(struct pxa_camera_dev *pcdev)
__raw_writel(cicr0, pcdev->base + CICR0);
pcdev->active = NULL;
dev_dbg(pcdev->dev, "%s\n", __func__);
dev_dbg(pcdev->soc_host.dev, "%s\n", __func__);
}
static void pxa_videobuf_queue(struct videobuf_queue *vq,
......@@ -687,7 +685,7 @@ static void pxa_camera_wakeup(struct pxa_camera_dev *pcdev,
do_gettimeofday(&vb->ts);
vb->field_count++;
wake_up(&vb->done);
dev_dbg(pcdev->dev, "%s dequeud buffer (vb=0x%p)\n", __func__, vb);
dev_dbg(pcdev->soc_host.dev, "%s dequeud buffer (vb=0x%p)\n", __func__, vb);
if (list_empty(&pcdev->capture)) {
pxa_camera_stop_capture(pcdev);
......@@ -723,7 +721,7 @@ static void pxa_camera_check_link_miss(struct pxa_camera_dev *pcdev)
for (i = 0; i < pcdev->channels; i++)
if (DDADR(pcdev->dma_chans[i]) != DDADR_STOP)
is_dma_stopped = 0;
dev_dbg(pcdev->dev, "%s : top queued buffer=%p, dma_stopped=%d\n",
dev_dbg(pcdev->soc_host.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);
......@@ -748,12 +746,12 @@ static void pxa_camera_dma_irq(int channel, struct pxa_camera_dev *pcdev,
overrun |= CISR_IFO_1 | CISR_IFO_2;
if (status & DCSR_BUSERR) {
dev_err(pcdev->dev, "DMA Bus Error IRQ!\n");
dev_err(pcdev->soc_host.dev, "DMA Bus Error IRQ!\n");
goto out;
}
if (!(status & (DCSR_ENDINTR | DCSR_STARTINTR))) {
dev_err(pcdev->dev, "Unknown DMA IRQ source, "
dev_err(pcdev->soc_host.dev, "Unknown DMA IRQ source, "
"status: 0x%08x\n", status);
goto out;
}
......@@ -777,7 +775,7 @@ static void pxa_camera_dma_irq(int channel, struct pxa_camera_dev *pcdev,
buf = container_of(vb, struct pxa_buffer, vb);
WARN_ON(buf->inwork || list_empty(&vb->queue));
dev_dbg(pcdev->dev, "%s channel=%d %s%s(vb=0x%p) dma.desc=%x\n",
dev_dbg(pcdev->soc_host.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));
......@@ -788,7 +786,7 @@ static void pxa_camera_dma_irq(int channel, struct pxa_camera_dev *pcdev,
*/
if (camera_status & overrun &&
!list_is_last(pcdev->capture.next, &pcdev->capture)) {
dev_dbg(pcdev->dev, "FIFO overrun! CISR: %x\n",
dev_dbg(pcdev->soc_host.dev, "FIFO overrun! CISR: %x\n",
camera_status);
pxa_camera_stop_capture(pcdev);
pxa_camera_start_capture(pcdev);
......@@ -855,7 +853,7 @@ static u32 mclk_get_divisor(struct pxa_camera_dev *pcdev)
/* mclk <= ciclk / 4 (27.4.2) */
if (mclk > lcdclk / 4) {
mclk = lcdclk / 4;
dev_warn(pcdev->dev, "Limiting master clock to %lu\n", mclk);
dev_warn(pcdev->soc_host.dev, "Limiting master clock to %lu\n", mclk);
}
/* We verify mclk != 0, so if anyone breaks it, here comes their Oops */
......@@ -865,7 +863,7 @@ static u32 mclk_get_divisor(struct pxa_camera_dev *pcdev)
if (pcdev->platform_flags & PXA_CAMERA_MCLK_EN)
pcdev->mclk = lcdclk / (2 * (div + 1));
dev_dbg(pcdev->dev, "LCD clock %luHz, target freq %luHz, "
dev_dbg(pcdev->soc_host.dev, "LCD clock %luHz, target freq %luHz, "
"divisor %u\n", lcdclk, mclk, div);
return div;
......@@ -885,12 +883,12 @@ static void pxa_camera_activate(struct pxa_camera_dev *pcdev)
struct pxacamera_platform_data *pdata = pcdev->pdata;
u32 cicr4 = 0;
dev_dbg(pcdev->dev, "Registered platform device at %p data %p\n",
dev_dbg(pcdev->soc_host.dev, "Registered platform device at %p data %p\n",
pcdev, pdata);
if (pdata && pdata->init) {
dev_dbg(pcdev->dev, "%s: Init gpios\n", __func__);
pdata->init(pcdev->dev);
dev_dbg(pcdev->soc_host.dev, "%s: Init gpios\n", __func__);
pdata->init(pcdev->soc_host.dev);
}
/* disable all interrupts */
......@@ -932,7 +930,7 @@ static irqreturn_t pxa_camera_irq(int irq, void *data)
struct videobuf_buffer *vb;
status = __raw_readl(pcdev->base + CISR);
dev_dbg(pcdev->dev, "Camera interrupt status 0x%lx\n", status);
dev_dbg(pcdev->soc_host.dev, "Camera interrupt status 0x%lx\n", status);
if (!status)
return IRQ_NONE;
......@@ -1260,7 +1258,7 @@ static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = buswidth;
xlate++;
dev_dbg(&ici->dev, "Providing format %s using %s\n",
dev_dbg(ici->dev, "Providing format %s using %s\n",
pxa_camera_formats[0].name,
icd->formats[idx].name);
}
......@@ -1275,7 +1273,7 @@ static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = buswidth;
xlate++;
dev_dbg(&ici->dev, "Providing format %s packed\n",
dev_dbg(ici->dev, "Providing format %s packed\n",
icd->formats[idx].name);
}
break;
......@@ -1287,7 +1285,7 @@ static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = icd->formats[idx].depth;
xlate++;
dev_dbg(&ici->dev,
dev_dbg(ici->dev,
"Providing format %s in pass-through mode\n",
icd->formats[idx].name);
}
......@@ -1316,11 +1314,11 @@ static int pxa_camera_set_crop(struct soc_camera_device *icd,
icd->sense = NULL;
if (ret < 0) {
dev_warn(&ici->dev, "Failed to crop to %ux%u@%u:%u\n",
dev_warn(ici->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(ici->dev,
"pixel clock %lu set by the camera too high!",
sense.pixel_clock);
return -EIO;
......@@ -1348,7 +1346,7 @@ static int pxa_camera_set_fmt(struct soc_camera_device *icd,
xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat);
if (!xlate) {
dev_warn(&ici->dev, "Format %x not found\n", pix->pixelformat);
dev_warn(ici->dev, "Format %x not found\n", pix->pixelformat);
return -EINVAL;
}
......@@ -1364,11 +1362,11 @@ static int pxa_camera_set_fmt(struct soc_camera_device *icd,
icd->sense = NULL;
if (ret < 0) {
dev_warn(&ici->dev, "Failed to configure for format %x\n",
dev_warn(ici->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(ici->dev,
"pixel clock %lu set by the camera too high!",
sense.pixel_clock);
return -EIO;
......@@ -1396,7 +1394,7 @@ static int pxa_camera_try_fmt(struct soc_camera_device *icd,
xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
if (!xlate) {
dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
dev_warn(ici->dev, "Format %x not found\n", pixfmt);
return -EINVAL;
}
......@@ -1581,7 +1579,6 @@ static int pxa_camera_probe(struct platform_device *pdev)
goto exit_kfree;
}
platform_set_drvdata(pdev, pcdev);
pcdev->res = res;
pcdev->pdata = pdev->dev.platform_data;
......@@ -1602,7 +1599,6 @@ static int pxa_camera_probe(struct platform_device *pdev)
pcdev->mclk = 20000000;
}
pcdev->dev = &pdev->dev;
pcdev->mclk_divisor = mclk_get_divisor(pcdev);
INIT_LIST_HEAD(&pcdev->capture);
......@@ -1629,29 +1625,29 @@ static int pxa_camera_probe(struct platform_device *pdev)
err = pxa_request_dma("CI_Y", DMA_PRIO_HIGH,
pxa_camera_dma_irq_y, pcdev);
if (err < 0) {
dev_err(pcdev->dev, "Can't request DMA for Y\n");
dev_err(&pdev->dev, "Can't request DMA for Y\n");
goto exit_iounmap;
}
pcdev->dma_chans[0] = err;
dev_dbg(pcdev->dev, "got DMA channel %d\n", pcdev->dma_chans[0]);
dev_dbg(&pdev->dev, "got DMA channel %d\n", pcdev->dma_chans[0]);
err = pxa_request_dma("CI_U", DMA_PRIO_HIGH,
pxa_camera_dma_irq_u, pcdev);
if (err < 0) {
dev_err(pcdev->dev, "Can't request DMA for U\n");
dev_err(&pdev->dev, "Can't request DMA for U\n");
goto exit_free_dma_y;
}
pcdev->dma_chans[1] = err;
dev_dbg(pcdev->dev, "got DMA channel (U) %d\n", pcdev->dma_chans[1]);
dev_dbg(&pdev->dev, "got DMA channel (U) %d\n", pcdev->dma_chans[1]);
err = pxa_request_dma("CI_V", DMA_PRIO_HIGH,
pxa_camera_dma_irq_v, pcdev);
if (err < 0) {
dev_err(pcdev->dev, "Can't request DMA for V\n");
dev_err(&pdev->dev, "Can't request DMA for V\n");
goto exit_free_dma_u;
}
pcdev->dma_chans[2] = err;
dev_dbg(pcdev->dev, "got DMA channel (V) %d\n", pcdev->dma_chans[2]);
dev_dbg(&pdev->dev, "got DMA channel (V) %d\n", pcdev->dma_chans[2]);
DRCMR(68) = pcdev->dma_chans[0] | DRCMR_MAPVLD;
DRCMR(69) = pcdev->dma_chans[1] | DRCMR_MAPVLD;
......@@ -1661,15 +1657,16 @@ static int pxa_camera_probe(struct platform_device *pdev)
err = request_irq(pcdev->irq, pxa_camera_irq, 0, PXA_CAM_DRV_NAME,
pcdev);
if (err) {
dev_err(pcdev->dev, "Camera interrupt register failed \n");
dev_err(&pdev->dev, "Camera interrupt register failed \n");
goto exit_free_dma;
}
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.dev.parent = &pdev->dev;
pcdev->soc_host.dev = &pdev->dev;
pcdev->soc_host.nr = pdev->id;
err = soc_camera_host_register(&pcdev->soc_host);
if (err)
goto exit_free_irq;
......@@ -1698,7 +1695,9 @@ static int pxa_camera_probe(struct platform_device *pdev)
static int __devexit pxa_camera_remove(struct platform_device *pdev)
{
struct pxa_camera_dev *pcdev = platform_get_drvdata(pdev);
struct soc_camera_host *soc_host = to_soc_camera_host(&pdev->dev);
struct pxa_camera_dev *pcdev = container_of(soc_host,
struct pxa_camera_dev, soc_host);
struct resource *res;
clk_put(pcdev->clk);
......@@ -1708,7 +1707,7 @@ static int __devexit pxa_camera_remove(struct platform_device *pdev)
pxa_free_dma(pcdev->dma_chans[2]);
free_irq(pcdev->irq, pcdev);
soc_camera_host_unregister(&pcdev->soc_host);
soc_camera_host_unregister(soc_host);
iounmap(pcdev->base);
......
drivers/media/video/sh_mobile_ceu_camera.c
浏览文件 @ eff505fa
......@@ -81,7 +81,6 @@ struct sh_mobile_ceu_buffer {
};
struct sh_mobile_ceu_dev {
struct device *dev;
struct soc_camera_host ici;
struct soc_camera_device *icd;
......@@ -617,7 +616,7 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, int idx,
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = icd->formats[idx].depth;
xlate++;
dev_dbg(&ici->dev, "Providing format %s using %s\n",
dev_dbg(ici->dev, "Providing format %s using %s\n",
sh_mobile_ceu_formats[k].name,
icd->formats[idx].name);
}
......@@ -630,7 +629,7 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, int idx,
xlate->cam_fmt = icd->formats + idx;
xlate->buswidth = icd->formats[idx].depth;
xlate++;
dev_dbg(&ici->dev,
dev_dbg(ici->dev,
"Providing format %s in pass-through mode\n",
icd->formats[idx].name);
}
......@@ -657,7 +656,7 @@ static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd,
xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
if (!xlate) {
dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
dev_warn(ici->dev, "Format %x not found\n", pixfmt);
return -EINVAL;
}
......@@ -684,7 +683,7 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd,
xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
if (!xlate) {
dev_warn(&ici->dev, "Format %x not found\n", pixfmt);
dev_warn(ici->dev, "Format %x not found\n", pixfmt);
return -EINVAL;
}
......@@ -782,7 +781,7 @@ static void sh_mobile_ceu_init_videobuf(struct videobuf_queue *q,
videobuf_queue_dma_contig_init(q,
&sh_mobile_ceu_videobuf_ops,
&ici->dev, &pcdev->lock,
ici->dev, &pcdev->lock,
V4L2_BUF_TYPE_VIDEO_CAPTURE,
pcdev->is_interlaced ?
V4L2_FIELD_INTERLACED : V4L2_FIELD_NONE,
......@@ -829,7 +828,6 @@ static int sh_mobile_ceu_probe(struct platform_device *pdev)
goto exit;
}
platform_set_drvdata(pdev, pcdev);
INIT_LIST_HEAD(&pcdev->capture);
spin_lock_init(&pcdev->lock);
......@@ -850,7 +848,6 @@ static int sh_mobile_ceu_probe(struct platform_device *pdev)
pcdev->irq = irq;
pcdev->base = base;
pcdev->video_limit = 0; /* only enabled if second resource exists */
pcdev->dev = &pdev->dev;
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
if (res) {
......@@ -885,7 +882,7 @@ static int sh_mobile_ceu_probe(struct platform_device *pdev)
}
pcdev->ici.priv = pcdev;
pcdev->ici.dev.parent = &pdev->dev;
pcdev->ici.dev = &pdev->dev;
pcdev->ici.nr = pdev->id;
pcdev->ici.drv_name = dev_name(&pdev->dev);
pcdev->ici.ops = &sh_mobile_ceu_host_ops;
......@@ -913,9 +910,11 @@ static int sh_mobile_ceu_probe(struct platform_device *pdev)
static int sh_mobile_ceu_remove(struct platform_device *pdev)
{
struct sh_mobile_ceu_dev *pcdev = platform_get_drvdata(pdev);
struct soc_camera_host *soc_host = to_soc_camera_host(&pdev->dev);
struct sh_mobile_ceu_dev *pcdev = container_of(soc_host,
struct sh_mobile_ceu_dev, ici);
soc_camera_host_unregister(&pcdev->ici);
soc_camera_host_unregister(soc_host);
clk_put(pcdev->clk);
free_irq(pcdev->irq, pcdev);
if (platform_get_resource(pdev, IORESOURCE_MEM, 1))
......
drivers/media/video/soc_camera.c
浏览文件 @ eff505fa
......@@ -279,7 +279,7 @@ static int soc_camera_set_fmt(struct soc_camera_file *icf,
return ret;
} else if (!icd->current_fmt ||
icd->current_fmt->fourcc != pix->pixelformat) {
dev_err(&ici->dev,
dev_err(ici->dev,
"Host driver hasn't set up current format correctly!\n");
return -EINVAL;
}
......@@ -794,7 +794,7 @@ static void scan_add_host(struct soc_camera_host *ici)
list_for_each_entry(icd, &devices, list) {
if (icd->iface == ici->nr) {
icd->dev.parent = &ici->dev;
icd->dev.parent = ici->dev;
device_register_link(icd);
}
}
......@@ -818,7 +818,7 @@ static int scan_add_device(struct soc_camera_device *icd)
list_for_each_entry(ici, &hosts, list) {
if (icd->iface == ici->nr) {
ret = 1;
icd->dev.parent = &ici->dev;
icd->dev.parent = ici->dev;
break;
}
}
......@@ -952,7 +952,6 @@ static void dummy_release(struct device *dev)
int soc_camera_host_register(struct soc_camera_host *ici)
{
int ret;
struct soc_camera_host *ix;
if (!ici || !ici->ops ||
......@@ -965,12 +964,10 @@ int soc_camera_host_register(struct soc_camera_host *ici)
!ici->ops->reqbufs ||
!ici->ops->add ||
!ici->ops->remove ||
!ici->ops->poll)
!ici->ops->poll ||
!ici->dev)
return -EINVAL;
/* Number might be equal to the platform device ID */
dev_set_name(&ici->dev, "camera_host%d", ici->nr);
mutex_lock(&list_lock);
list_for_each_entry(ix, &hosts, list) {
if (ix->nr == ici->nr) {
......@@ -979,26 +976,14 @@ int soc_camera_host_register(struct soc_camera_host *ici)
}
}
dev_set_drvdata(ici->dev, ici);
list_add_tail(&ici->list, &hosts);
mutex_unlock(&list_lock);
ici->dev.release = dummy_release;
ret = device_register(&ici->dev);
if (ret)
goto edevr;
scan_add_host(ici);
return 0;
edevr:
mutex_lock(&list_lock);
list_del(&ici->list);
mutex_unlock(&list_lock);
return ret;
}
EXPORT_SYMBOL(soc_camera_host_register);
......@@ -1012,7 +997,7 @@ void soc_camera_host_unregister(struct soc_camera_host *ici)
list_del(&ici->list);
list_for_each_entry(icd, &devices, list) {
if (icd->dev.parent == &ici->dev) {
if (icd->dev.parent == ici->dev) {
device_unregister(&icd->dev);
/* Not before device_unregister(), .remove
* needs parent to call ici->ops->remove() */
......@@ -1023,7 +1008,7 @@ void soc_camera_host_unregister(struct soc_camera_host *ici)
mutex_unlock(&list_lock);
device_unregister(&ici->dev);
dev_set_drvdata(ici->dev, NULL);
}
EXPORT_SYMBOL(soc_camera_host_unregister);
......@@ -1130,7 +1115,7 @@ int soc_camera_video_start(struct soc_camera_device *icd)
vdev = video_device_alloc();
if (!vdev)
goto evidallocd;
dev_dbg(&ici->dev, "Allocated video_device %p\n", vdev);
dev_dbg(ici->dev, "Allocated video_device %p\n", vdev);
strlcpy(vdev->name, ici->drv_name, sizeof(vdev->name));
......
include/media/soc_camera.h
浏览文件 @ eff505fa
......@@ -60,7 +60,7 @@ struct soc_camera_file {
struct soc_camera_host {
struct list_head list;
struct device dev;
struct device *dev;
unsigned char nr; /* Host number */
void *priv;
const char *drv_name;
......@@ -117,7 +117,7 @@ static inline struct soc_camera_device *to_soc_camera_dev(struct device *dev)
static inline struct soc_camera_host *to_soc_camera_host(struct device *dev)
{
return container_of(dev, struct soc_camera_host, dev);
return dev_get_drvdata(dev);
}
extern int soc_camera_host_register(struct soc_camera_host *ici);
......
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