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| author | james qian wang (Arm Technology China) <james.qian.wang@arm.com> | 2019-01-22 12:23:49 +0300 |
|---|---|---|
| committer | Liviu Dudau <Liviu.Dudau@arm.com> | 2019-04-01 20:07:43 +0300 |
| commit | 71c420b7bf8a9303ae9b6b40d11ff23b4595e5aa (patch) | |
| tree | 23a2a8ef57c4ea97cc22c71738ed62fd226f189d /drivers/gpu/drm/arm/display/include | |
| parent | 1f2367a39f17bd553a75e179a747f9b257bc9478 (diff) | |
| download | linux-71c420b7bf8a9303ae9b6b40d11ff23b4595e5aa.tar.xz | |
drm/komeda: Add d71 layer
1. Add detailed layer/layer_state definitions
2. Add d71_layer_init to report layer features and capabilities according
to D71 layer block.
3. Add d71_layer_updat/disable
v2: Rebase.
Signed-off-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com>
[removed d71_layer_dump() from this commit]
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
Diffstat (limited to 'drivers/gpu/drm/arm/display/include')
| -rw-r--r-- | drivers/gpu/drm/arm/display/include/malidp_utils.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/arm/display/include/malidp_utils.h b/drivers/gpu/drm/arm/display/include/malidp_utils.h index 9096e40facfa..8cfd91196e15 100644 --- a/drivers/gpu/drm/arm/display/include/malidp_utils.h +++ b/drivers/gpu/drm/arm/display/include/malidp_utils.h @@ -27,4 +27,21 @@ num_tries; \ }) +/* the restriction of range is [start, end] */ +struct malidp_range { + u32 start; + u32 end; +}; + +static inline void set_range(struct malidp_range *rg, u32 start, u32 end) +{ + rg->start = start; + rg->end = end; +} + +static inline bool in_range(struct malidp_range *rg, u32 v) +{ + return (v >= rg->start) && (v <= rg->end); +} + #endif /* _MALIDP_UTILS_ */ |