Add ipu_mbus_code_to_colorspace() to find ipu_color_space from a
media bus pixel format code.
Signed-off-by: Steve Longerbeam <steve_longerbeam@xxxxxxxxxx>
---
drivers/staging/imx-drm/ipu-v3/ipu-common.c | 13 +++++++++++++
include/linux/platform_data/imx-ipu-v3.h | 1 +
2 files changed, 14 insertions(+)
diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-common.c b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
index 3d7e28d..9c29e19 100644
--- a/drivers/staging/imx-drm/ipu-v3/ipu-common.c
+++ b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
@@ -551,6 +551,19 @@ enum ipu_color_space ipu_pixelformat_to_colorspace(u32 pixelformat)
}
EXPORT_SYMBOL_GPL(ipu_pixelformat_to_colorspace);
+enum ipu_color_space ipu_mbus_code_to_colorspace(u32 mbus_code)
+{
+ switch (mbus_code & 0xf000) {
+ case 0x1000:
+ return IPUV3_COLORSPACE_RGB;
+ case 0x2000:
+ return IPUV3_COLORSPACE_YUV;
+ default:
+ return IPUV3_COLORSPACE_UNKNOWN;
+ }
+}
+EXPORT_SYMBOL_GPL(ipu_mbus_code_to_colorspace);
+
struct ipuv3_channel *ipu_idmac_get(struct ipu_soc *ipu, unsigned num)
{
struct ipuv3_channel *channel;
diff --git a/include/linux/platform_data/imx-ipu-v3.h b/include/linux/platform_data/imx-ipu-v3.h
index b4bc549..21226a2 100644
--- a/include/linux/platform_data/imx-ipu-v3.h
+++ b/include/linux/platform_data/imx-ipu-v3.h
@@ -466,6 +466,7 @@ int ipu_cpmem_set_image(struct ipu_ch_param __iomem *cpmem,
enum ipu_color_space ipu_drm_fourcc_to_colorspace(u32 drm_fourcc);
enum ipu_color_space ipu_pixelformat_to_colorspace(u32 pixelformat);
+enum ipu_color_space ipu_mbus_code_to_colorspace(u32 mbus_code);
static inline void ipu_cpmem_set_burstsize(struct ipu_ch_param __iomem *p,
int burstsize)
--
1.7.9.5
--
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