[PATCH 4/6] staging: drm/imx: Add ipu_cpmem_set_yuv_interleaved()
Sascha Hauer
s.hauer at pengutronix.de
Mon Nov 12 10:29:02 EST 2012
From: Philipp Zabel <p.zabel at pengutronix.de>
For configuring interleaved formats.
Signed-off-by: Philipp Zabel <p.zabel at pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h | 1 +
drivers/staging/imx-drm/ipu-v3/ipu-common.c | 17 +++++++++++++++++
2 files changed, 18 insertions(+)
diff --git a/drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h b/drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h
index 74158dd..22c1196 100644
--- a/drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h
+++ b/drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h
@@ -293,6 +293,7 @@ static inline void ipu_cpmem_interlaced_scan(struct ipu_ch_param *p,
void ipu_cpmem_set_yuv_planar(struct ipu_ch_param __iomem *p, u32 pixel_format,
int stride, int height);
+void ipu_cpmem_set_yuv_interleaved(struct ipu_ch_param *p, u32 pixel_format);
void ipu_cpmem_set_yuv_planar_full(struct ipu_ch_param __iomem *p,
u32 pixel_format, int stride, int u_offset, int v_offset);
int ipu_cpmem_set_fmt(struct ipu_ch_param __iomem *cpmem, u32 pixelformat);
diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-common.c b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
index a5cec0e..d871bb6 100644
--- a/drivers/staging/imx-drm/ipu-v3/ipu-common.c
+++ b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
@@ -225,6 +225,23 @@ int ipu_cpmem_set_format_passthrough(struct ipu_ch_param __iomem *p,
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_format_passthrough);
+void ipu_cpmem_set_yuv_interleaved(struct ipu_ch_param *p, u32 pixel_format)
+{
+ switch (pixel_format) {
+ case V4L2_PIX_FMT_UYVY:
+ ipu_ch_param_write_field(p, IPU_FIELD_BPP, 3); /* bits/pixel */
+ ipu_ch_param_write_field(p, IPU_FIELD_PFS, 0xA); /* pix format */
+ ipu_ch_param_write_field(p, IPU_FIELD_NPB, 31); /* burst size */
+ break;
+ case V4L2_PIX_FMT_YUYV:
+ ipu_ch_param_write_field(p, IPU_FIELD_BPP, 3); /* bits/pixel */
+ ipu_ch_param_write_field(p, IPU_FIELD_PFS, 0x8); /* pix format */
+ ipu_ch_param_write_field(p, IPU_FIELD_NPB, 31); /* burst size */
+ break;
+ }
+}
+EXPORT_SYMBOL_GPL(ipu_cpmem_set_yuv_interleaved);
+
void ipu_cpmem_set_yuv_planar_full(struct ipu_ch_param __iomem *p,
u32 pixel_format, int stride, int u_offset, int v_offset)
{
--
1.7.10.4
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