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gpu: ipu-cpmem: Add ipu_cpmem_set_rotation() 

Adds ipu_cpmem_set_rotation().

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 2014-06-25 18:05:51 -07:00 committed by Philipp Zabel
parent 555f0e6690
commit c42d37ca42
2 changed files with 12 additions and 0 deletions
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10
drivers/gpu/ipu-v3/ipu-cpmem.c
View File

@ -64,6 +64,7 @@ struct ipu_cpmem {
#define IPU_FIELD_BNDM IPU_CPMEM_WORD(0, 114, 3)
#define IPU_FIELD_BM IPU_CPMEM_WORD(0, 117, 2)
#define IPU_FIELD_ROT IPU_CPMEM_WORD(0, 119, 1)
#define IPU_FIELD_ROT_HF_VF IPU_CPMEM_WORD(0, 119, 3)
#define IPU_FIELD_HF IPU_CPMEM_WORD(0, 120, 1)
#define IPU_FIELD_VF IPU_CPMEM_WORD(0, 121, 1)
#define IPU_FIELD_THE IPU_CPMEM_WORD(0, 122, 1)
@ -273,6 +274,15 @@ void ipu_cpmem_set_block_mode(struct ipuv3_channel *ch)
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_block_mode);
void ipu_cpmem_set_rotation(struct ipuv3_channel *ch,
enum ipu_rotate_mode rot)
{
u32 temp_rot = bitrev8(rot) >> 5;
ipu_ch_param_write_field(ch, IPU_FIELD_ROT_HF_VF, temp_rot);
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_rotation);
int ipu_cpmem_set_format_rgb(struct ipuv3_channel *ch,
const struct ipu_rgb *rgb)
{

2
include/video/imx-ipu-v3.h
View File

@ -197,6 +197,8 @@ 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);
void ipu_cpmem_set_block_mode(struct ipuv3_channel *ch);
void ipu_cpmem_set_rotation(struct ipuv3_channel *ch,
enum ipu_rotate_mode rot);
int ipu_cpmem_set_format_rgb(struct ipuv3_channel *ch,
const struct ipu_rgb *rgb);
int ipu_cpmem_set_format_passthrough(struct ipuv3_channel *ch, int width);