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Use signed location for drmModeSetPlane 

DRM_IOCTL_MODE_SETPLANE crtc_x, crtc_y are s32.
This is to allow a destination location that is partially off screen.

Make this more obvious to users of libdrm by using signed crtc_x/_y
parameters for drmModeSetPlane() as well.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
main
Daniel Kurtz 2014-05-01 19:56:43 +08:00 committed by Ville Syrjälä
parent bb1f4263b7
commit 828c3e85be
2 changed files with 2 additions and 2 deletions
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2
xf86drmMode.c
View File

@ -906,7 +906,7 @@ int drmModePageFlip(int fd, uint32_t crtc_id, uint32_t fb_id,
int drmModeSetPlane(int fd, uint32_t plane_id, uint32_t crtc_id,
uint32_t fb_id, uint32_t flags,
uint32_t crtc_x, uint32_t crtc_y,
int32_t crtc_x, int32_t crtc_y,
uint32_t crtc_w, uint32_t crtc_h,
uint32_t src_x, uint32_t src_y,
uint32_t src_w, uint32_t src_h)

2
xf86drmMode.h
View File

@ -445,7 +445,7 @@ extern drmModePlaneResPtr drmModeGetPlaneResources(int fd);
extern drmModePlanePtr drmModeGetPlane(int fd, uint32_t plane_id);
extern int drmModeSetPlane(int fd, uint32_t plane_id, uint32_t crtc_id,
uint32_t fb_id, uint32_t flags,
uint32_t crtc_x, uint32_t crtc_y,
int32_t crtc_x, int32_t crtc_y,
uint32_t crtc_w, uint32_t crtc_h,
uint32_t src_x, uint32_t src_y,
uint32_t src_w, uint32_t src_h);