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hwcomposer: add a new blank operation

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Add a new blank operation to be called by surfaceflinger when the screen
turns on or off.  Also rev the API version to 1.1 for the new field.

Change-Id: I266fb33f66184538e34cfc319f63cf809dcb2f18
This commit is contained in:
Colin Cross
2012-07-12 17:54:59 -07:00
parent a635449697
commit 38fccf483b
1 changed files with 15 additions and 0 deletions
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15
include/hardware/hwcomposer.h
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@@ -79,6 +79,21 @@ typedef struct hwc_methods_1 {
int (*eventControl)( int (*eventControl)(
struct hwc_composer_device_1* dev, int event, int enabled); struct hwc_composer_device_1* dev, int event, int enabled);
/*
* This field is OPTIONAL and can be NULL.
*
* blank(..., blank)
* Blanks or unblanks the screen.
*
* Turns the screen off when blank is nonzero, on when blank is zero.
* Blanking may also be triggered by a call to set..., 0, 0, 0). Multiple
* sequential calls with the same blank value must be supported.
*
* returns 0 on success, negative on error.
*/
int (*blank)(struct hwc_composer_device_1* dev, int blank);
} hwc_methods_1_t; } hwc_methods_1_t;
typedef struct hwc_rect { typedef struct hwc_rect {