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-rw-r--r--libdrm/xf86drm.c22
-rw-r--r--libdrm/xf86drm.h2
-rw-r--r--linux-core/drmP.h19
-rw-r--r--linux-core/drm_ttm.c4
-rw-r--r--shared-core/drm.h69
5 files changed, 56 insertions, 60 deletions
diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c
index 88676083..06c64303 100644
--- a/libdrm/xf86drm.c
+++ b/libdrm/xf86drm.c
@@ -2362,25 +2362,27 @@ int drmFenceWait(int fd, drmFence *fence, unsigned flush_type,
return 0;
}
-static unsigned long combine64(unsigned lo, unsigned hi)
+static unsigned long drmUL(drm_u64_t val)
{
- unsigned long ret = lo;
+ unsigned long ret = val.lo;
if (sizeof(ret) == 8) {
int shift = 32;
- ret |= (hi << shift);
+ ret |= (val.hi << shift);
}
return ret;
}
-static void split32(unsigned long val, unsigned *lo, unsigned *hi)
+static drm_u64_t drmU64(unsigned long val)
{
- *lo = val & 0xFFFFFFFFUL;
+ drm_u64_t ret;
+ ret.lo = val & 0xFFFFFFFFUL;
if (sizeof(val) == 8) {
int shift = 32;
- *hi = val >> shift;
+ ret.hi = val >> shift;
} else {
- *hi = 0;
+ ret.hi = 0;
}
+ return ret;
}
int drmTTMCreate(int fd, drmTTM *ttm, unsigned long size, unsigned flags)
@@ -2389,7 +2391,7 @@ int drmTTMCreate(int fd, drmTTM *ttm, unsigned long size, unsigned flags)
arg.op = drm_ttm_create;
arg.flags = flags;
- split32((unsigned long) size, &arg.size_lo, &arg.size_hi);
+ arg.size = drmU64(size);
if (ioctl(fd, DRM_IOCTL_TTM, &arg))
return -errno;
@@ -2397,7 +2399,7 @@ int drmTTMCreate(int fd, drmTTM *ttm, unsigned long size, unsigned flags)
ttm->handle = arg.handle;
ttm->user_token = (drm_handle_t) arg.user_token;
ttm->flags = arg.flags;
- ttm->size = combine64(arg.size_lo, arg.size_hi);
+ ttm->size = drmUL(arg.size);
return 0;
}
@@ -2424,7 +2426,7 @@ int drmTTMReference(int fd, unsigned handle, drmTTM *ttm)
ttm->handle = arg.handle;
ttm->user_token = (drm_handle_t) arg.user_token;
ttm->flags = arg.flags;
- ttm->size = combine64(arg.size_lo, arg.size_hi);
+ ttm->size = drmUL(arg.size);
return 0;
}
diff --git a/libdrm/xf86drm.h b/libdrm/xf86drm.h
index 433191b4..58cbd16c 100644
--- a/libdrm/xf86drm.h
+++ b/libdrm/xf86drm.h
@@ -497,6 +497,8 @@ do { register unsigned int __old __asm("o0"); \
} \
} while(0)
+
+
/* General user-level programmer's API: unprivileged */
extern int drmAvailable(void);
extern int drmOpen(const char *name, const char *busid);
diff --git a/linux-core/drmP.h b/linux-core/drmP.h
index 2997293b..81f08dfc 100644
--- a/linux-core/drmP.h
+++ b/linux-core/drmP.h
@@ -1359,26 +1359,29 @@ extern int drm_fence_ioctl(DRM_IOCTL_ARGS);
extern int drm_bo_ioctl(DRM_IOCTL_ARGS);
/*
- * Convenience 2*32-bit to 64-bit function
+ * Convenience drm_u64_t functions
*/
-static __inline__ unsigned long combine_64(uint32_t lo, uint32_t hi)
+static __inline__ unsigned long drm_ul(drm_u64_t val)
{
- unsigned long ret = lo;
+ unsigned long ret = val.lo;
#if (BITS_PER_LONG == 64)
- ret |= (hi << 32);
+ ret |= (val.hi << 32);
#endif
return ret;
}
-static __inline__ void split_32(unsigned long val, uint32_t *lo, uint32_t *hi)
+static __inline__ drm_u64_t drm_u64(unsigned long val)
{
- *lo = val & 0xFFFFFFFFUL;
+ drm_u64_t ret;
+
+ ret.lo = val & 0xFFFFFFFFUL;
#if (BITS_PER_LONG == 64)
- *hi = val >> 32;
+ ret.hi = val >> 32;
#else
- *hi = 0;
+ ret.hi = 0;
#endif
+ return ret;
}
diff --git a/linux-core/drm_ttm.c b/linux-core/drm_ttm.c
index ad7b279e..e76b41fb 100644
--- a/linux-core/drm_ttm.c
+++ b/linux-core/drm_ttm.c
@@ -865,7 +865,7 @@ int drm_ttm_ioctl(DRM_IOCTL_ARGS)
switch(arg.op) {
case drm_ttm_create:
mutex_lock(&dev->struct_mutex);
- size = combine_64(arg.size_lo, arg.size_hi);
+ size = drm_ul(arg.size);
ret = drm_ttm_object_create(dev, size, arg.flags, &entry);
if (ret) {
mutex_unlock(&dev->struct_mutex);
@@ -903,7 +903,7 @@ int drm_ttm_ioctl(DRM_IOCTL_ARGS)
}
arg.handle = entry->base.hash.key;
arg.user_token = entry->map_list.user_token;
- split_32(entry->map_list.map->size, &arg.size_lo, &arg.size_hi);
+ arg.size = drm_u64(entry->map_list.map->size);
atomic_dec(&entry->usage);
mutex_unlock(&dev->struct_mutex);
diff --git a/shared-core/drm.h b/shared-core/drm.h
index 726a5140..7133eb8f 100644
--- a/shared-core/drm.h
+++ b/shared-core/drm.h
@@ -630,6 +630,11 @@ typedef struct drm_set_version {
int drm_dd_minor;
} drm_set_version_t;
+typedef struct drm_u64{
+ unsigned lo;
+ unsigned hi;
+}drm_u64_t;
+
#define DRM_FENCE_FLAG_EMIT 0x00000001
#define DRM_FENCE_FLAG_SHAREABLE 0x00000002
#define DRM_FENCE_FLAG_WAIT_LAZY 0x00000004
@@ -655,6 +660,22 @@ typedef struct drm_fence_arg {
} op;
} drm_fence_arg_t;
+#define DRM_TTM_FLAG_SHAREABLE 0x00000001
+
+typedef struct drm_ttm_arg {
+ enum {
+ drm_ttm_create,
+ drm_ttm_destroy,
+ drm_ttm_reference,
+ drm_ttm_unreference
+ } op;
+ unsigned handle;
+ unsigned user_token;
+ drm_u64_t size;
+ unsigned flags;
+}drm_ttm_arg_t;
+
+
#define DRM_BO_FLAG_READ 0x00000001
#define DRM_BO_FLAG_WRITE 0x00000002
#define DRM_BO_FLAG_EXE 0x00000004
@@ -674,43 +695,12 @@ typedef struct drm_fence_arg {
#define DRM_BO_HINT_AVOID_LOCAL 0x00000002
#define DRM_BO_HINT_DONT_BLOCK 0x00000004
-/*
- * Multiplexing ioctl argument.
- */
-
-typedef struct drm_bo_arg {
- unsigned num_requests;
- enum {
- drm_op_bo,
- drm_op_ttm
- } op;
- unsigned data_lo;
- unsigned data_hi;
-} drm_bo_arg_t;
-
-#define DRM_TTM_FLAG_SHAREABLE 0x00000001
-
-typedef struct drm_ttm_arg {
- enum {
- drm_ttm_create,
- drm_ttm_destroy,
- drm_ttm_reference,
- drm_ttm_unreference
- } op;
- unsigned handle;
- unsigned user_token;
- unsigned size_lo;
- unsigned size_hi;
- unsigned flags;
-}drm_ttm_arg_t;
-
typedef struct drm_bo_arg_request {
unsigned handle; /* User space handle */
unsigned mask;
unsigned hint;
- unsigned size_lo;
- unsigned size_hi;
+ drm_u64_t size;
enum {
drm_bo_type_ttm,
@@ -718,8 +708,8 @@ typedef struct drm_bo_arg_request {
drm_bo_type_user
}type;
unsigned arg_handle;
- unsigned user_pointer_lo;
- unsigned user_pointer_hi;
+ drm_u64_t user_pointer;
+ drm_u64_t next;
enum {
drm_bo_create,
drm_bo_validate,
@@ -733,21 +723,20 @@ typedef struct drm_bo_arg_request {
typedef struct drm_bo_arg_reply {
int ret;
+ int handled;
unsigned handle;
unsigned flags;
- unsigned size_lo;
- unsigned size_hi;
- unsigned offset_lo;
- unsigned offset_hi;
+ drm_u64_t size;
+ drm_u64_t offset;
unsigned arg_handle;
unsigned map_flags;
}drm_bo_arg_reply_t;
-typedef union drm_bo_arg_data {
+typedef union drm_bo_arg{
drm_bo_arg_request_t req;
drm_bo_arg_reply_t rep;
-} drm_bo_arg_data_t;
+} drm_bo_arg_t;
/**
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 09:36:20 +0000