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MLK-16075-17 gpu: imx: dpu: fetchdecode: Add helper fetchdecode_need_fetcheco() 

This patch adds helper fetchdecode_need_fetcheco() so that users may
check if a fetchdecode needs to use fetcheco for a specific pixel format.

Signed-off-by: Liu Ying <victor.liu@nxp.com>
pull/10/head
Liu Ying 2017-07-24 14:44:34 +08:00 committed by Jason Liu
parent 11e86b5056
commit 5945f5dda9
2 changed files with 22 additions and 0 deletions
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21
drivers/gpu/imx/dpu/dpu-fetchdecode.c
View File

@ -523,6 +523,27 @@ struct dpu_fetcheco *fetchdecode_get_fetcheco(struct dpu_fetchdecode *fd)
}
EXPORT_SYMBOL_GPL(fetchdecode_get_fetcheco);
bool fetchdecode_need_fetcheco(struct dpu_fetchdecode *fd, u32 fmt)
{
struct dpu_fetcheco *fe = fetchdecode_get_fetcheco(fd);
if (IS_ERR_OR_NULL(fe))
return false;
switch (fmt) {
case DRM_FORMAT_NV12:
case DRM_FORMAT_NV21:
case DRM_FORMAT_NV16:
case DRM_FORMAT_NV61:
case DRM_FORMAT_NV24:
case DRM_FORMAT_NV42:
return true;
}
return false;
}
EXPORT_SYMBOL_GPL(fetchdecode_need_fetcheco);
struct dpu_hscaler *fetchdecode_get_hscaler(struct dpu_fetchdecode *fd)
{
struct dpu_soc *dpu = fd->dpu;

1
include/video/dpu.h
View File

@ -497,6 +497,7 @@ void fetchdecode_controltrigger(struct dpu_fetchdecode *fd, bool trigger);
int fetchdecode_fetchtype(struct dpu_fetchdecode *fd, fetchtype_t *type);
shadow_load_req_t fetchdecode_to_shdldreq_t(struct dpu_fetchdecode *fd);
u32 fetchdecode_get_vproc_mask(struct dpu_fetchdecode *fd);
bool fetchdecode_need_fetcheco(struct dpu_fetchdecode *fd, u32 fmt);
unsigned int fetchdecode_get_stream_id(struct dpu_fetchdecode *fd);
void fetchdecode_set_stream_id(struct dpu_fetchdecode *fd, unsigned int id);
struct dpu_fetchdecode *dpu_fd_get(struct dpu_soc *dpu, int id);