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staging: drm/imx: Add ipu_cpmem_set_yuv_interleaved()

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For configuring interleaved formats.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Philipp Zabel 2012-11-12 16:29:02 +01:00 committed by Greg Kroah-Hartman
parent a8e4e232ba
commit 0125f21b2b
2 changed files with 18 additions and 0 deletions
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1
drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h
View File

@ -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);

17
drivers/staging/imx-drm/ipu-v3/ipu-common.c
View File

@ -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)
{