* Jerome Glisse
*/
#define _FILE_OFFSET_BITS 64
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
+#include "r600_priv.h"
+#include "util/u_hash_table.h"
+#include "util/u_memory.h"
+#include "radeon_drm.h"
+#include "xf86drm.h"
#include <sys/mman.h>
#include <errno.h>
-#include "radeon_priv.h"
-#include "xf86drm.h"
-#include "radeon_drm.h"
-struct radeon_bo *radeon_bo(struct radeon *radeon, unsigned handle,
- unsigned size, unsigned alignment, void *ptr)
-{
- struct radeon_bo *bo;
- int r;
-
- bo = calloc(1, sizeof(*bo));
- if (bo == NULL) {
- return NULL;
- }
- bo->size = size;
- bo->handle = handle;
- bo->refcount = 1;
- bo->alignment = alignment;
-
- if (handle) {
- struct drm_gem_open open_arg;
-
- memset(&open_arg, 0, sizeof(open_arg));
- open_arg.name = handle;
- r = drmIoctl(radeon->fd, DRM_IOCTL_GEM_OPEN, &open_arg);
- if (r != 0) {
- free(bo);
- return NULL;
- }
- bo->handle = open_arg.handle;
- bo->size = open_arg.size;
- } else {
- struct drm_radeon_gem_create args;
-
- args.size = size;
- args.alignment = alignment;
- args.initial_domain = RADEON_GEM_DOMAIN_CPU;
- args.flags = 0;
- args.handle = 0;
- r = drmCommandWriteRead(radeon->fd, DRM_RADEON_GEM_CREATE,
- &args, sizeof(args));
- bo->handle = args.handle;
- if (r) {
- fprintf(stderr, "Failed to allocate :\n");
- fprintf(stderr, " size : %d bytes\n", size);
- fprintf(stderr, " alignment : %d bytes\n", alignment);
- free(bo);
- return NULL;
- }
- }
- if (ptr) {
- if (radeon_bo_map(radeon, bo)) {
- fprintf(stderr, "%s failed to copy data into bo\n", __func__);
- return radeon_bo_decref(radeon, bo);
- }
- memcpy(bo->data, ptr, size);
- radeon_bo_unmap(radeon, bo);
- }
- return bo;
-}
-
-int radeon_bo_map(struct radeon *radeon, struct radeon_bo *bo)
+int radeon_bo_fixed_map(struct radeon *radeon, struct radeon_bo *bo)
{
struct drm_radeon_gem_mmap args;
void *ptr;
int r;
- if (bo->map_count++ != 0) {
- return 0;
- }
/* Zero out args to make valgrind happy */
memset(&args, 0, sizeof(args));
args.handle = bo->handle;
args.offset = 0;
args.size = (uint64_t)bo->size;
- r = drmCommandWriteRead(radeon->fd, DRM_RADEON_GEM_MMAP,
+ r = drmCommandWriteRead(radeon->info.fd, DRM_RADEON_GEM_MMAP,
&args, sizeof(args));
if (r) {
fprintf(stderr, "error mapping %p 0x%08X (error = %d)\n",
bo, bo->handle, r);
return r;
}
- ptr = mmap(0, args.size, PROT_READ|PROT_WRITE, MAP_SHARED, radeon->fd, args.addr_ptr);
+ ptr = mmap(0, args.size, PROT_READ|PROT_WRITE, MAP_SHARED, radeon->info.fd, args.addr_ptr);
if (ptr == MAP_FAILED) {
fprintf(stderr, "%s failed to map bo\n", __func__);
return -errno;
}
bo->data = ptr;
+
+ bo->map_count++;
return 0;
}
-void radeon_bo_unmap(struct radeon *radeon, struct radeon_bo *bo)
+static void radeon_bo_fixed_unmap(struct radeon *radeon, struct radeon_bo *bo)
{
- if (--bo->map_count > 0) {
- return;
+ if (bo->data) {
+ munmap(bo->data, bo->size);
+ bo->data = NULL;
}
- munmap(bo->data, bo->size);
- bo->data = NULL;
}
-struct radeon_bo *radeon_bo_incref(struct radeon *radeon, struct radeon_bo *bo)
-{
- bo->refcount++;
- return bo;
-}
+#include "state_tracker/drm_driver.h"
-struct radeon_bo *radeon_bo_decref(struct radeon *radeon, struct radeon_bo *bo)
+struct radeon_bo *radeon_bo(struct radeon *radeon, unsigned handle,
+ unsigned size, unsigned alignment, unsigned bind,
+ unsigned initial_domain)
{
- struct drm_gem_close args;
+ struct radeon_bo *bo;
+ struct winsys_handle whandle = {};
+ whandle.handle = handle;
- if (bo == NULL)
+ bo = calloc(1, sizeof(*bo));
+ if (bo == NULL) {
return NULL;
- if (--bo->refcount > 0) {
+ }
+ pipe_reference_init(&bo->reference, 1);
+
+ if (handle) {
+ bo->buf = radeon->ws->buffer_from_handle(radeon->ws, &whandle, NULL, &size);
+ } else {
+ bo->buf = radeon->ws->buffer_create(radeon->ws, size, alignment, bind, initial_domain);
+ }
+ if (!bo->buf) {
+ FREE(bo);
return NULL;
}
+ bo->cs_buf = radeon->ws->buffer_get_cs_handle(bo->buf);
+ bo->handle = radeon->ws->trans_get_buffer_handle(bo->buf);
+ bo->size = size;
+ return bo;
+}
- if (bo->map_count) {
- munmap(bo->data, bo->size);
+static void radeon_bo_destroy(struct radeon *radeon, struct radeon_bo *bo)
+{
+ radeon_bo_fixed_unmap(radeon, bo);
+ pb_reference(&bo->buf, NULL);
+ FREE(bo);
+}
+
+void radeon_bo_reference(struct radeon *radeon,
+ struct radeon_bo **dst,
+ struct radeon_bo *src)
+{
+ struct radeon_bo *old = *dst;
+ if (pipe_reference(&(*dst)->reference, &src->reference)) {
+ radeon_bo_destroy(radeon, old);
}
- memset(&args, 0, sizeof(args));
- args.handle = bo->handle;
- drmIoctl(radeon->fd, DRM_IOCTL_GEM_CLOSE, &args);
- memset(bo, 0, sizeof(struct radeon_bo));
- free(bo);
- return NULL;
+ *dst = src;
}
int radeon_bo_wait(struct radeon *radeon, struct radeon_bo *bo)
memset(&args, 0, sizeof(args));
args.handle = bo->handle;
do {
- ret = drmCommandWriteRead(radeon->fd, DRM_RADEON_GEM_WAIT_IDLE,
+ ret = drmCommandWriteRead(radeon->info.fd, DRM_RADEON_GEM_WAIT_IDLE,
&args, sizeof(args));
} while (ret == -EBUSY);
return ret;
}
+
+int radeon_bo_busy(struct radeon *radeon, struct radeon_bo *bo, uint32_t *domain)
+{
+ struct drm_radeon_gem_busy args;
+ int ret;
+
+ memset(&args, 0, sizeof(args));
+ args.handle = bo->handle;
+ args.domain = 0;
+
+ ret = drmCommandWriteRead(radeon->info.fd, DRM_RADEON_GEM_BUSY,
+ &args, sizeof(args));
+
+ *domain = args.domain;
+ return ret;
+}
+
+int radeon_bo_get_tiling_flags(struct radeon *radeon,
+ struct radeon_bo *bo,
+ uint32_t *tiling_flags)
+{
+ struct drm_radeon_gem_get_tiling args = {};
+ int ret;
+
+ args.handle = bo->handle;
+ ret = drmCommandWriteRead(radeon->info.fd, DRM_RADEON_GEM_GET_TILING,
+ &args, sizeof(args));
+ if (ret)
+ return ret;
+
+ *tiling_flags = args.tiling_flags;
+ return ret;
+}
+
+int radeon_bo_get_name(struct radeon *radeon,
+ struct radeon_bo *bo,
+ uint32_t *name)
+{
+ struct drm_gem_flink flink;
+ int ret;
+
+ flink.handle = bo->handle;
+ ret = drmIoctl(radeon->info.fd, DRM_IOCTL_GEM_FLINK, &flink);
+ if (ret)
+ return ret;
+
+ *name = flink.name;
+ return ret;
+}