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Diffstat (limited to 'arch/arm/mach-imx/mach-imx27_visstrim_m10.c')
-rw-r--r--arch/arm/mach-imx/mach-imx27_visstrim_m10.c44
1 files changed, 17 insertions, 27 deletions
diff --git a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
index dd75a4756761..5169dfba9718 100644
--- a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
+++ b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
@@ -245,7 +245,6 @@ static phys_addr_t mx2_camera_base __initdata;
static void __init visstrim_analog_camera_init(void)
{
struct platform_device *pdev;
- int dma;
gpio_set_value(TVP5150_PWDN, 1);
ndelay(1);
@@ -258,12 +257,9 @@ static void __init visstrim_analog_camera_init(void)
if (IS_ERR(pdev))
return;
- dma = dma_declare_coherent_memory(&pdev->dev,
- mx2_camera_base, mx2_camera_base,
- MX2_CAMERA_BUF_SIZE,
- DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
- if (!(dma & DMA_MEMORY_MAP))
- return;
+ dma_declare_coherent_memory(&pdev->dev, mx2_camera_base,
+ mx2_camera_base, MX2_CAMERA_BUF_SIZE,
+ DMA_MEMORY_EXCLUSIVE);
}
static void __init visstrim_reserve(void)
@@ -444,16 +440,13 @@ static const struct imx_ssi_platform_data visstrim_m10_ssi_pdata __initconst = {
static void __init visstrim_coda_init(void)
{
struct platform_device *pdev;
- int dma;
pdev = imx27_add_coda();
- dma = dma_declare_coherent_memory(&pdev->dev,
- mx2_camera_base + MX2_CAMERA_BUF_SIZE,
- mx2_camera_base + MX2_CAMERA_BUF_SIZE,
- MX2_CAMERA_BUF_SIZE,
- DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
- if (!(dma & DMA_MEMORY_MAP))
- return;
+ dma_declare_coherent_memory(&pdev->dev,
+ mx2_camera_base + MX2_CAMERA_BUF_SIZE,
+ mx2_camera_base + MX2_CAMERA_BUF_SIZE,
+ MX2_CAMERA_BUF_SIZE,
+ DMA_MEMORY_EXCLUSIVE);
}
/* DMA deinterlace */
@@ -466,24 +459,21 @@ static void __init visstrim_deinterlace_init(void)
{
int ret = -ENOMEM;
struct platform_device *pdev = &visstrim_deinterlace;
- int dma;
ret = platform_device_register(pdev);
- dma = dma_declare_coherent_memory(&pdev->dev,
- mx2_camera_base + 2 * MX2_CAMERA_BUF_SIZE,
- mx2_camera_base + 2 * MX2_CAMERA_BUF_SIZE,
- MX2_CAMERA_BUF_SIZE,
- DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
- if (!(dma & DMA_MEMORY_MAP))
- return;
+ dma_declare_coherent_memory(&pdev->dev,
+ mx2_camera_base + 2 * MX2_CAMERA_BUF_SIZE,
+ mx2_camera_base + 2 * MX2_CAMERA_BUF_SIZE,
+ MX2_CAMERA_BUF_SIZE,
+ DMA_MEMORY_EXCLUSIVE);
}
/* Emma-PrP for format conversion */
static void __init visstrim_emmaprp_init(void)
{
struct platform_device *pdev;
- int dma;
+ int ret;
pdev = imx27_add_mx2_emmaprp();
if (IS_ERR(pdev))
@@ -493,11 +483,11 @@ static void __init visstrim_emmaprp_init(void)
* Use the same memory area as the analog camera since both
* devices are, by nature, exclusive.
*/
- dma = dma_declare_coherent_memory(&pdev->dev,
+ ret = dma_declare_coherent_memory(&pdev->dev,
mx2_camera_base, mx2_camera_base,
MX2_CAMERA_BUF_SIZE,
- DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
- if (!(dma & DMA_MEMORY_MAP))
+ DMA_MEMORY_EXCLUSIVE);
+ if (ret)
pr_err("Failed to declare memory for emmaprp\n");
}