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omapdrm fixes for v4.11

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- Fix types in omapdrm uapi header to avoid userspace compilation errors
 - Fix dmabuf mmap for dma_alloc'ed buffers
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Merge tag 'omapdrm-4.11-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux into drm-fixes

omapdrm fixes for v4.11

- Fix types in omapdrm uapi header to avoid userspace compilation errors
- Fix dmabuf mmap for dma_alloc'ed buffers

* tag 'omapdrm-4.11-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux:
  uapi: fix drm/omap_drm.h userspace compilation errors
  drm/omap: fix dmabuf mmap for dma_alloc'ed buffers
This commit is contained in:
Dave Airlie 2017-03-15 11:30:14 +10:00
commit 6ed5117577
2 changed files with 19 additions and 22 deletions
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3
drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c
View File

@ -147,9 +147,6 @@ static int omap_gem_dmabuf_mmap(struct dma_buf *buffer,
struct drm_gem_object *obj = buffer->priv;
int ret = 0;
if (WARN_ON(!obj->filp))
return -EINVAL;
ret = drm_gem_mmap_obj(obj, omap_gem_mmap_size(obj), vma);
if (ret < 0)
return ret;

38
include/uapi/drm/omap_drm.h
View File

@ -33,8 +33,8 @@ extern "C" {
#define OMAP_PARAM_CHIPSET_ID 1 /* ie. 0x3430, 0x4430, etc */
struct drm_omap_param {
uint64_t param; /* in */
uint64_t value; /* in (set_param), out (get_param) */
__u64 param; /* in */
__u64 value; /* in (set_param), out (get_param) */
};
#define OMAP_BO_SCANOUT 0x00000001 /* scanout capable (phys contiguous) */
@ -53,18 +53,18 @@ struct drm_omap_param {
#define OMAP_BO_TILED (OMAP_BO_TILED_8 | OMAP_BO_TILED_16 | OMAP_BO_TILED_32)
union omap_gem_size {
uint32_t bytes; /* (for non-tiled formats) */
__u32 bytes; /* (for non-tiled formats) */
struct {
uint16_t width;
uint16_t height;
__u16 width;
__u16 height;
} tiled; /* (for tiled formats) */
};
struct drm_omap_gem_new {
union omap_gem_size size; /* in */
uint32_t flags; /* in */
uint32_t handle; /* out */
uint32_t __pad;
__u32 flags; /* in */
__u32 handle; /* out */
__u32 __pad;
};
/* mask of operations: */
@ -74,33 +74,33 @@ enum omap_gem_op {
};
struct drm_omap_gem_cpu_prep {
uint32_t handle; /* buffer handle (in) */
uint32_t op; /* mask of omap_gem_op (in) */
__u32 handle; /* buffer handle (in) */
__u32 op; /* mask of omap_gem_op (in) */
};
struct drm_omap_gem_cpu_fini {
uint32_t handle; /* buffer handle (in) */
uint32_t op; /* mask of omap_gem_op (in) */
__u32 handle; /* buffer handle (in) */
__u32 op; /* mask of omap_gem_op (in) */
/* TODO maybe here we pass down info about what regions are touched
* by sw so we can be clever about cache ops? For now a placeholder,
* set to zero and we just do full buffer flush..
*/
uint32_t nregions;
uint32_t __pad;
__u32 nregions;
__u32 __pad;
};
struct drm_omap_gem_info {
uint32_t handle; /* buffer handle (in) */
uint32_t pad;
uint64_t offset; /* mmap offset (out) */
__u32 handle; /* buffer handle (in) */
__u32 pad;
__u64 offset; /* mmap offset (out) */
/* note: in case of tiled buffers, the user virtual size can be
* different from the physical size (ie. how many pages are needed
* to back the object) which is returned in DRM_IOCTL_GEM_OPEN..
* This size here is the one that should be used if you want to
* mmap() the buffer:
*/
uint32_t size; /* virtual size for mmap'ing (out) */
uint32_t __pad;
__u32 size; /* virtual size for mmap'ing (out) */
__u32 __pad;
};
#define DRM_OMAP_GET_PARAM 0x00