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gpu: ipu-cpmem: Add ipu_cpmem_set_uv_offset() 

Adds ipu_cpmem_set_uv_offset(), to set planar U/V offsets.

Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
This commit is contained in:
Steve Longerbeam 2016-07-19 18:11:00 -07:00 committed by Philipp Zabel
parent 8892cc899e
commit e5e8690ff0
2 changed files with 8 additions and 0 deletions
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7
drivers/gpu/ipu-v3/ipu-cpmem.c
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@ -253,6 +253,13 @@ void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf)
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_buffer);
void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off)
{
ipu_ch_param_write_field(ch, IPU_FIELD_UBO, u_off / 8);
ipu_ch_param_write_field(ch, IPU_FIELD_VBO, v_off / 8);
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_uv_offset);
void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride)
{
ipu_ch_param_write_field(ch, IPU_FIELD_SO, 1);

1
include/video/imx-ipu-v3.h
View File

@ -184,6 +184,7 @@ void ipu_cpmem_set_resolution(struct ipuv3_channel *ch, int xres, int yres);
void ipu_cpmem_set_stride(struct ipuv3_channel *ch, int stride);
void ipu_cpmem_set_high_priority(struct ipuv3_channel *ch);
void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf);
void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off);
void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride);
void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id);
void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize);