V4L/DVB (11742): TI THS7303 video amplifier driver code

[pandora-kernel.git] / drivers / media / video / mx1_camera.c

diff --git a/drivers/media/video/mx1_camera.c b/drivers/media/video/mx1_camera.c
index 86fab56..2d07520 100644 (file)
--- a/drivers/media/video/mx1_camera.c
+++ b/drivers/media/video/mx1_camera.c
@@ -102,10 +102,10 @@ struct mx1_buffer {
  * Interface. If anyone ever builds hardware to enable more than
  * one camera, they will have to modify this driver too */
 struct mx1_camera_dev {
+       struct soc_camera_host          soc_host;
        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;
@@ -219,7 +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;
        }
 
@@ -229,7 +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;
 }
@@ -338,14 +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);
@@ -366,7 +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,
@@ -385,7 +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;
@@ -395,7 +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);
 
@@ -411,7 +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);
@@ -550,7 +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;
        }
 
@@ -633,12 +633,6 @@ static struct soc_camera_host_ops mx1_soc_camera_host_ops = {
        .querycap       = mx1_camera_querycap,
 };
 
-/* Should be allocated dynamically too, but we have only one. */
-static struct soc_camera_host mx1_soc_camera_host = {
-       .drv_name       = DRIVER_NAME,
-       .ops            = &mx1_soc_camera_host_ops,
-};
-
 static struct fiq_handler fh = {
        .name           = "csi_sof"
 };
@@ -673,7 +667,6 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
                goto exit_put_clk;
        }
 
-       dev_set_drvdata(&pdev->dev, pcdev);
        pcdev->res = res;
        pcdev->clk = clk;
 
@@ -707,16 +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);
@@ -729,7 +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;
        }
 
@@ -746,10 +738,12 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
        mxc_set_irq_fiq(irq, 1);
        enable_fiq(irq);
 
-       mx1_soc_camera_host.priv        = pcdev;
-       mx1_soc_camera_host.dev.parent  = &pdev->dev;
-       mx1_soc_camera_host.nr          = pdev->id;
-       err = soc_camera_host_register(&mx1_soc_camera_host);
+       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             = &pdev->dev;
+       pcdev->soc_host.nr              = pdev->id;
+       err = soc_camera_host_register(&pcdev->soc_host);
        if (err)
                goto exit_free_irq;
 
@@ -777,7 +771,9 @@ exit:
 
 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);
@@ -787,7 +783,7 @@ static int __exit mx1_camera_remove(struct platform_device *pdev)
 
        clk_put(pcdev->clk);
 
-       soc_camera_host_unregister(&mx1_soc_camera_host);
+       soc_camera_host_unregister(soc_host);
 
        iounmap(pcdev->base);