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drm/stm: add sleep power management

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Implements system sleep power management ops.

Signed-off-by: Yannick Fertré <yannick.fertre@st.com>
Acked-by: Philippe Cornu <philippe.cornu@st.com>
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1553156120-13851-1-git-send-email-yannick.fertre@st.com
This commit is contained in:
Yannick Fertré
2019-03-21 09:15:20 +01:00
committed by Benjamin Gaignard
parent 1861a1ffbc
commit df61c77665
3 changed files with 62 additions and 0 deletions
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3
drivers/gpu/drm/stm/ltdc.h
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@@ -36,6 +36,7 @@ struct ltdc_device {
u32 error_status;
u32 irq_status;
struct fps_info plane_fpsi[LTDC_MAX_LAYER];
struct drm_atomic_state *suspend_state;
};
bool ltdc_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe,
@@ -45,5 +46,7 @@ bool ltdc_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe,
int ltdc_load(struct drm_device *ddev);
void ltdc_unload(struct drm_device *ddev);
void ltdc_suspend(struct drm_device *ddev);
int ltdc_resume(struct drm_device *ddev);
#endif