[PATCH v3 1/3] ARM: imx27_visstrim_m10: Do not reserve VPU DMA pool on board file

Fabio Estevam fabio.estevam at freescale.com
Mon Nov 19 09:07:05 EST 2012


Do not reserve VPU DMA pool on board file as this can be done via CMA.

The motivation for doing this is to allow to register the VPU driver via a common
SoC file instead of per board.

Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
---
Changes since v2:
- No changes. Newly introduced on this series

 arch/arm/mach-imx/mach-imx27_visstrim_m10.c |   21 ++-------------------
 1 file changed, 2 insertions(+), 19 deletions(-)

diff --git a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
index b744226..801b797 100644
--- a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
+++ b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c
@@ -264,7 +264,7 @@ static void __init visstrim_camera_init(void)
 static void __init visstrim_reserve(void)
 {
 	/* reserve 4 MiB for mx2-camera */
-	mx2_camera_base = arm_memblock_steal(3 * MX2_CAMERA_BUF_SIZE,
+	mx2_camera_base = arm_memblock_steal(2 * MX2_CAMERA_BUF_SIZE,
 			MX2_CAMERA_BUF_SIZE);
 }
 
@@ -434,23 +434,6 @@ static const struct imx_ssi_platform_data visstrim_m10_ssi_pdata __initconst = {
 	.flags			= IMX_SSI_DMA | IMX_SSI_SYN,
 };
 
-/* coda */
-
-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 deinterlace */
 static struct platform_device visstrim_deinterlace = {
 	.name = "m2m-deinterlace",
@@ -548,7 +531,7 @@ static void __init visstrim_m10_board_init(void)
 	gpio_led_register_device(0, &visstrim_m10_led_data);
 	visstrim_deinterlace_init();
 	visstrim_camera_init();
-	visstrim_coda_init();
+	imx27_add_coda();
 }
 
 static void __init visstrim_m10_timer_init(void)
-- 
1.7.9.5





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