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ARM: mx27_3ds: Add VPU support

PATCH New Fabio Estevam 3 participants 4 messages Nov 14, 2012

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Arm (32-bit) Arm sub-architectures Arm i.MX and Layerscape
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Fabio Estevam

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#0 lore raw

PATCH v2 1/2 ARM: mx27_3ds: Add VPU support

mx27 has a VPU (Video Processing Unit) block that allows doing H264/MPEG4 decoding and encoding in hardware.

Add support for it.

Signed-off-by Fabio Estevam <[email protected]>

---
Changes since v1:
- Do not allocate the coda buffers explicetely

 arch/arm/mach-imx/mach-mx27_3ds.c |    1 +
 1 file changed, 1 insertion(+)
arch/arm/mach-imx/mach-mx27_3ds.c +1 -0
index d0e547f..e37a114 100644
@@ -531,6 +531,7 @@ static void __init mx27pdk_init(void)
 	imx27_add_imx_ssi(0, &mx27_3ds_ssi_pdata);
 
 	imx_add_platform_device("imx_mc13783", 0, NULL, 0, NULL, 0);
+	imx27_add_coda();
 }
 
 static void __init mx27pdk_timer_init(void)
Signature · 1 line
1.7.9.5
author
#1 lore raw

PATCH v2 2/2 ARM: imx_v4_v5_defconfig: Add VPU support

Let the VPU driver be built by default.

Signed-off-by Fabio Estevam <[email protected]>
---
 arch/arm/configs/imx_v4_v5_defconfig |    3 +++
 1 file changed, 3 insertions(+)
arch/arm/configs/imx_v4_v5_defconfig +3 -0
index f71302c..1190c18 100644
@@ -126,6 +126,9 @@ CONFIG_V4L_PLATFORM_DRIVERS=y
 CONFIG_SOC_CAMERA=y
 CONFIG_SOC_CAMERA_OV2640=y
 CONFIG_VIDEO_MX2=y
+CONFIG_V4L_PLATFORM_DRIVERS=y
+CONFIG_V4L_MEM2MEM_DRIVERS=y
+CONFIG_VIDEO_CODA=y
 CONFIG_FB=y
 CONFIG_FB_IMX=y
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
Signature · 1 line
1.7.9.5
maintainer
#2 lore raw

PATCH v2 1/2 ARM: mx27_3ds: Add VPU support

In reply to Fabio Estevam

Hi Fabio,

Quoted 18 lines · Fabio Estevam

mx27 has a VPU (Video Processing Unit) block that allows doing H264/MPEG4 decoding and encoding in hardware.

Add support for it.

Signed-off-by Fabio Estevam <[email protected]>

---
Changes since v1:
- Do not allocate the coda buffers explicetely

 arch/arm/mach-imx/mach-mx27_3ds.c |    1 +
 1 file changed, 1 insertion(+)
arch/arm/mach-imx/mach-mx27_3ds.c +0 -0
index d0e547f..e37a114 100644

arch/arm/mach-imx/mach-mx27_3ds.c static void __init mx27pdk_init(void) · line 534

Quoted 4 lines
arch/arm/mach-imx/mach-mx27_3ds.c +1 -0
@@ -531,6 +531,7 @@ static void __init mx27pdk_init(void)
 	imx27_add_imx_ssi(0, &mx27_3ds_ssi_pdata);
 
 	imx_add_platform_device("imx_mc13783", 0, NULL, 0, NULL, 0);
+	imx27_add_coda();

Why in the board? It's always present so I would register it in the SoC.

Sascha

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#3 lore raw

PATCH v2 1/2 ARM: mx27_3ds: Add VPU support

Hi Sascha,

Le Wed, 14 Nov 2012 15:34:00 +0100,
Sascha Hauer <[email protected]> a ?crit :

Quoted 12 lines · Fabio Estevam

arch/arm/mach-imx/mach-mx27_3ds.c static void __init mx27pdk_init(void) · line 534

Quoted 8 lines

mx27 has a VPU (Video Processing Unit) block that allows doing H264/MPEG4 decoding and encoding in hardware.

Add support for it.

Signed-off-by Fabio Estevam <[email protected]>

---

arch/arm/mach-imx/mach-mx27_3ds.c +1 -0
+	imx27_add_coda();

Why in the board? It's always present so I would register it in the SoC.

MCIMX27L* dosn't have the VPU. No idea how will behave the probe in that case.

Eruc