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-rw-r--r--drivers/media/platform/soc_camera/Kconfig16
-rw-r--r--drivers/media/platform/soc_camera/atmel-isi.c13
-rw-r--r--drivers/media/platform/soc_camera/mx2_camera.c5
-rw-r--r--drivers/media/platform/soc_camera/pxa_camera.c2
-rw-r--r--drivers/media/platform/soc_camera/rcar_vin.c4
-rw-r--r--drivers/media/platform/soc_camera/soc_camera.c21
6 files changed, 42 insertions, 19 deletions
diff --git a/drivers/media/platform/soc_camera/Kconfig b/drivers/media/platform/soc_camera/Kconfig
index 6540847..f2776cd 100644
--- a/drivers/media/platform/soc_camera/Kconfig
+++ b/drivers/media/platform/soc_camera/Kconfig
@@ -20,6 +20,8 @@ config SOC_CAMERA_PLATFORM
config VIDEO_MX3
tristate "i.MX3x Camera Sensor Interface driver"
depends on VIDEO_DEV && MX3_IPU && SOC_CAMERA
+ depends on MX3_IPU || COMPILE_TEST
+ depends on HAS_DMA
select VIDEOBUF2_DMA_CONTIG
---help---
This is a v4l2 driver for the i.MX3x Camera Sensor Interface
@@ -35,6 +37,7 @@ config VIDEO_RCAR_VIN
tristate "R-Car Video Input (VIN) support"
depends on VIDEO_DEV && SOC_CAMERA
depends on ARCH_SHMOBILE || COMPILE_TEST
+ depends on HAS_DMA
select VIDEOBUF2_DMA_CONTIG
select SOC_CAMERA_SCALE_CROP
---help---
@@ -51,6 +54,7 @@ config VIDEO_SH_MOBILE_CEU
tristate "SuperH Mobile CEU Interface driver"
depends on VIDEO_DEV && SOC_CAMERA && HAS_DMA && HAVE_CLK
depends on ARCH_SHMOBILE || SUPERH || COMPILE_TEST
+ depends on HAS_DMA
select VIDEOBUF2_DMA_CONTIG
select SOC_CAMERA_SCALE_CROP
---help---
@@ -58,7 +62,9 @@ config VIDEO_SH_MOBILE_CEU
config VIDEO_OMAP1
tristate "OMAP1 Camera Interface driver"
- depends on VIDEO_DEV && ARCH_OMAP1 && SOC_CAMERA
+ depends on VIDEO_DEV && SOC_CAMERA
+ depends on ARCH_OMAP1
+ depends on HAS_DMA
select VIDEOBUF_DMA_CONTIG
select VIDEOBUF_DMA_SG
---help---
@@ -66,14 +72,18 @@ config VIDEO_OMAP1
config VIDEO_MX2
tristate "i.MX27 Camera Sensor Interface driver"
- depends on VIDEO_DEV && SOC_CAMERA && SOC_IMX27
+ depends on VIDEO_DEV && SOC_CAMERA
+ depends on SOC_IMX27 || COMPILE_TEST
+ depends on HAS_DMA
select VIDEOBUF2_DMA_CONTIG
---help---
This is a v4l2 driver for the i.MX27 Camera Sensor Interface
config VIDEO_ATMEL_ISI
tristate "ATMEL Image Sensor Interface (ISI) support"
- depends on VIDEO_DEV && SOC_CAMERA && ARCH_AT91
+ depends on VIDEO_DEV && SOC_CAMERA
+ depends on ARCH_AT91 || COMPILE_TEST
+ depends on HAS_DMA
select VIDEOBUF2_DMA_CONTIG
---help---
This module makes the ATMEL Image Sensor Interface available
diff --git a/drivers/media/platform/soc_camera/atmel-isi.c b/drivers/media/platform/soc_camera/atmel-isi.c
index 3408b04..c5291b0 100644
--- a/drivers/media/platform/soc_camera/atmel-isi.c
+++ b/drivers/media/platform/soc_camera/atmel-isi.c
@@ -54,7 +54,7 @@ static void set_dma_ctrl(struct fbd *fb_desc, u32 ctrl)
struct isi_dma_desc {
struct list_head list;
struct fbd *p_fbd;
- u32 fbd_phys;
+ dma_addr_t fbd_phys;
};
/* Frame buffer data */
@@ -75,7 +75,7 @@ struct atmel_isi {
/* Allocate descriptors for dma buffer use */
struct fbd *p_fb_descriptors;
- u32 fb_descriptors_phys;
+ dma_addr_t fb_descriptors_phys;
struct list_head dma_desc_head;
struct isi_dma_desc dma_desc[MAX_BUFFER_NUM];
@@ -169,7 +169,7 @@ static irqreturn_t atmel_isi_handle_streaming(struct atmel_isi *isi)
isi->active = list_entry(isi->video_buffer_list.next,
struct frame_buffer, list);
isi_writel(isi, ISI_DMA_C_DSCR,
- isi->active->p_dma_desc->fbd_phys);
+ (u32)isi->active->p_dma_desc->fbd_phys);
isi_writel(isi, ISI_DMA_C_CTRL,
ISI_DMA_CTRL_FETCH | ISI_DMA_CTRL_DONE);
isi_writel(isi, ISI_DMA_CHER, ISI_DMA_CHSR_C_CH);
@@ -346,7 +346,7 @@ static void start_dma(struct atmel_isi *isi, struct frame_buffer *buffer)
return;
}
- isi_writel(isi, ISI_DMA_C_DSCR, buffer->p_dma_desc->fbd_phys);
+ isi_writel(isi, ISI_DMA_C_DSCR, (u32)buffer->p_dma_desc->fbd_phys);
isi_writel(isi, ISI_DMA_C_CTRL, ISI_DMA_CTRL_FETCH | ISI_DMA_CTRL_DONE);
isi_writel(isi, ISI_DMA_CHER, ISI_DMA_CHSR_C_CH);
@@ -384,7 +384,6 @@ static int start_streaming(struct vb2_queue *vq, unsigned int count)
struct soc_camera_device *icd = soc_camera_from_vb2q(vq);
struct soc_camera_host *ici = to_soc_camera_host(icd->parent);
struct atmel_isi *isi = ici->priv;
- u32 sr = 0;
int ret;
/* Reset ISI */
@@ -394,11 +393,11 @@ static int start_streaming(struct vb2_queue *vq, unsigned int count)
return ret;
}
/* Disable all interrupts */
- isi_writel(isi, ISI_INTDIS, ~0UL);
+ isi_writel(isi, ISI_INTDIS, (u32)~0UL);
spin_lock_irq(&isi->lock);
/* Clear any pending interrupt */
- sr = isi_readl(isi, ISI_STATUS);
+ isi_readl(isi, ISI_STATUS);
if (count)
start_dma(isi, isi->active);
diff --git a/drivers/media/platform/soc_camera/mx2_camera.c b/drivers/media/platform/soc_camera/mx2_camera.c
index b40bc2e..2347612a 100644
--- a/drivers/media/platform/soc_camera/mx2_camera.c
+++ b/drivers/media/platform/soc_camera/mx2_camera.c
@@ -809,10 +809,9 @@ static int mx2_camera_init_videobuf(struct vb2_queue *q,
static int mx27_camera_emma_prp_reset(struct mx2_camera_dev *pcdev)
{
- u32 cntl;
int count = 0;
- cntl = readl(pcdev->base_emma + PRP_CNTL);
+ readl(pcdev->base_emma + PRP_CNTL);
writel(PRP_CNTL_SWRST, pcdev->base_emma + PRP_CNTL);
while (count++ < 100) {
if (!(readl(pcdev->base_emma + PRP_CNTL) & PRP_CNTL_SWRST))
@@ -1003,7 +1002,7 @@ static int mx2_emmaprp_resize(struct mx2_camera_dev *pcdev,
struct v4l2_mbus_framefmt *mf_in,
struct v4l2_pix_format *pix_out, bool apply)
{
- int num, den;
+ unsigned int num, den;
unsigned long m;
int i, dir;
diff --git a/drivers/media/platform/soc_camera/pxa_camera.c b/drivers/media/platform/soc_camera/pxa_camera.c
index 64dc80c..66178fc 100644
--- a/drivers/media/platform/soc_camera/pxa_camera.c
+++ b/drivers/media/platform/soc_camera/pxa_camera.c
@@ -1694,7 +1694,7 @@ static int pxa_camera_pdata_from_dt(struct device *dev,
break;
default:
break;
- };
+ }
if (ep.bus.parallel.flags & V4L2_MBUS_MASTER)
pcdev->platform_flags |= PXA_CAMERA_MASTER;
diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c
index 85d579f..20defcb 100644
--- a/drivers/media/platform/soc_camera/rcar_vin.c
+++ b/drivers/media/platform/soc_camera/rcar_vin.c
@@ -981,7 +981,7 @@ static int rcar_vin_get_formats(struct soc_camera_device *icd, unsigned int idx,
if (shift == 3) {
dev_err(dev,
- "Failed to configure the client below %ux%x\n",
+ "Failed to configure the client below %ux%u\n",
mf.width, mf.height);
return -EIO;
}
@@ -1502,7 +1502,7 @@ static int rcar_vin_probe(struct platform_device *pdev)
} else {
priv->ici.nr = of_alias_get_id(pdev->dev.of_node, "vin");
priv->chip = (enum chip_id)match->data;
- };
+ }
spin_lock_init(&priv->lock);
INIT_LIST_HEAD(&priv->capture);
diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c
index f4308fe..8e61b97 100644
--- a/drivers/media/platform/soc_camera/soc_camera.c
+++ b/drivers/media/platform/soc_camera/soc_camera.c
@@ -437,6 +437,22 @@ static int soc_camera_prepare_buf(struct file *file, void *priv,
return vb2_prepare_buf(&icd->vb2_vidq, b);
}
+static int soc_camera_expbuf(struct file *file, void *priv,
+ struct v4l2_exportbuffer *p)
+{
+ struct soc_camera_device *icd = file->private_data;
+ struct soc_camera_host *ici = to_soc_camera_host(icd->parent);
+
+ if (icd->streamer != file)
+ return -EBUSY;
+
+ /* videobuf2 only */
+ if (ici->ops->init_videobuf)
+ return -EINVAL;
+ else
+ return vb2_expbuf(&icd->vb2_vidq, p);
+}
+
/* Always entered with .host_lock held */
static int soc_camera_init_user_formats(struct soc_camera_device *icd)
{
@@ -1347,13 +1363,11 @@ static int soc_camera_i2c_init(struct soc_camera_device *icd,
return -ENODEV;
}
- ssdd = kzalloc(sizeof(*ssdd), GFP_KERNEL);
+ ssdd = kmemdup(&sdesc->subdev_desc, sizeof(*ssdd), GFP_KERNEL);
if (!ssdd) {
ret = -ENOMEM;
goto ealloc;
}
-
- memcpy(ssdd, &sdesc->subdev_desc, sizeof(*ssdd));
/*
* In synchronous case we request regulators ourselves in
* soc_camera_pdrv_probe(), make sure the subdevice driver doesn't try
@@ -2085,6 +2099,7 @@ static const struct v4l2_ioctl_ops soc_camera_ioctl_ops = {
.vidioc_dqbuf = soc_camera_dqbuf,
.vidioc_create_bufs = soc_camera_create_bufs,
.vidioc_prepare_buf = soc_camera_prepare_buf,
+ .vidioc_expbuf = soc_camera_expbuf,
.vidioc_streamon = soc_camera_streamon,
.vidioc_streamoff = soc_camera_streamoff,
.vidioc_cropcap = soc_camera_cropcap,

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