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ANDROID: drivers: gpu: drm: add support for secure framebuffer

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Add mode flag to indicate friamebuffer operating in
secure mode.

Signed-off-by: Shashank Babu Chinta Venkata <sbchin@codeaurora.org>
Bug: 139653858
Change-Id: I95d66c8a0cd56262aa779de568650a3e48240b1f
This commit is contained in:
Shashank Babu Chinta Venkata
2019-09-09 17:48:16 -07:00
committed by Alistair Delva
parent ecb9944f6c
commit 0ea9d81fdc
2 changed files with 3 additions and 1 deletions
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3
drivers/gpu/drm/drm_framebuffer.c
View File

@@ -278,7 +278,8 @@ drm_internal_framebuffer_create(struct drm_device *dev,
struct drm_framebuffer *fb;
int ret;
if (r->flags & ~(DRM_MODE_FB_INTERLACED | DRM_MODE_FB_MODIFIERS)) {
if (r->flags & ~(DRM_MODE_FB_INTERLACED | DRM_MODE_FB_MODIFIERS |
DRM_MODE_FB_SECURE)) {
DRM_DEBUG_KMS("bad framebuffer flags 0x%08x\n", r->flags);
return ERR_PTR(-EINVAL);
}

1
include/uapi/drm/drm_mode.h
View File

@@ -486,6 +486,7 @@ struct drm_mode_fb_cmd {
#define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */
#define DRM_MODE_FB_MODIFIERS (1<<1) /* enables ->modifer[] */
#define DRM_MODE_FB_SECURE (1<<2) /* for secure framebuffers */
struct drm_mode_fb_cmd2 {
__u32 fb_id;