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path: root/src/gallium/winsys/drm/intel/gem/intel_be_device.c
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Diffstat (limited to 'src/gallium/winsys/drm/intel/gem/intel_be_device.c')
-rw-r--r--src/gallium/winsys/drm/intel/gem/intel_be_device.c347
1 files changed, 0 insertions, 347 deletions
diff --git a/src/gallium/winsys/drm/intel/gem/intel_be_device.c b/src/gallium/winsys/drm/intel/gem/intel_be_device.c
deleted file mode 100644
index 907ac86637..0000000000
--- a/src/gallium/winsys/drm/intel/gem/intel_be_device.c
+++ /dev/null
@@ -1,347 +0,0 @@
-
-#include "intel_be_device.h"
-
-#include "pipe/internal/p_winsys_screen.h"
-#include "pipe/p_defines.h"
-#include "pipe/p_state.h"
-#include "pipe/p_inlines.h"
-#include "util/u_memory.h"
-#include "util/u_debug.h"
-
-#include "intel_be_fence.h"
-
-#include "i915simple/i915_winsys.h"
-#include "softpipe/sp_winsys.h"
-
-#include "intel_be_api.h"
-#include <stdio.h>
-
-/*
- * Buffer
- */
-
-static void *
-intel_be_buffer_map(struct pipe_winsys *winsys,
- struct pipe_buffer *buf,
- unsigned flags)
-{
- drm_intel_bo *bo = intel_bo(buf);
- int write = 0;
- int ret;
-
- if (flags & PIPE_BUFFER_USAGE_DONTBLOCK) {
- /* Remove this when drm_intel_bo_map supports DONTBLOCK
- */
- return NULL;
- }
-
- if (flags & PIPE_BUFFER_USAGE_CPU_WRITE)
- write = 1;
-
- ret = drm_intel_bo_map(bo, write);
-
- if (ret)
- return NULL;
-
- return bo->virtual;
-}
-
-static void
-intel_be_buffer_unmap(struct pipe_winsys *winsys,
- struct pipe_buffer *buf)
-{
- drm_intel_bo_unmap(intel_bo(buf));
-}
-
-static void
-intel_be_buffer_destroy(struct pipe_buffer *buf)
-{
- drm_intel_bo_unreference(intel_bo(buf));
- free(buf);
-}
-
-static struct pipe_buffer *
-intel_be_buffer_create(struct pipe_winsys *winsys,
- unsigned alignment,
- unsigned usage,
- unsigned size)
-{
- struct intel_be_buffer *buffer = CALLOC_STRUCT(intel_be_buffer);
- struct intel_be_device *dev = intel_be_device(winsys);
- drm_intel_bufmgr *pool;
- char *name;
-
- if (!buffer)
- return NULL;
-
- pipe_reference_init(&buffer->base.reference, 1);
- buffer->base.alignment = alignment;
- buffer->base.usage = usage;
- buffer->base.size = size;
- buffer->flinked = FALSE;
- buffer->flink = 0;
-
- if (usage & (PIPE_BUFFER_USAGE_VERTEX | PIPE_BUFFER_USAGE_CONSTANT)) {
- /* Local buffer */
- name = "gallium3d_local";
- pool = dev->pools.gem;
- } else if (usage & PIPE_BUFFER_USAGE_CUSTOM) {
- /* For vertex buffers */
- name = "gallium3d_internal_vertex";
- pool = dev->pools.gem;
- } else {
- /* Regular buffers */
- name = "gallium3d_regular";
- pool = dev->pools.gem;
- }
-
- buffer->bo = drm_intel_bo_alloc(pool, name, size, alignment);
-
- if (!buffer->bo)
- goto err;
-
- return &buffer->base;
-
-err:
- free(buffer);
- return NULL;
-}
-
-static struct pipe_buffer *
-intel_be_user_buffer_create(struct pipe_winsys *winsys, void *ptr, unsigned bytes)
-{
- struct intel_be_buffer *buffer = CALLOC_STRUCT(intel_be_buffer);
- struct intel_be_device *dev = intel_be_device(winsys);
- int ret;
-
- if (!buffer)
- return NULL;
-
- pipe_reference_init(&buffer->base.reference, 1);
- buffer->base.alignment = 0;
- buffer->base.usage = 0;
- buffer->base.size = bytes;
-
- buffer->bo = drm_intel_bo_alloc(dev->pools.gem,
- "gallium3d_user_buffer",
- bytes, 0);
-
- if (!buffer->bo)
- goto err;
-
- ret = drm_intel_bo_subdata(buffer->bo,
- 0, bytes, ptr);
-
- if (ret)
- goto err;
-
- return &buffer->base;
-
-err:
- free(buffer);
- return NULL;
-}
-
-struct pipe_buffer *
-intel_be_buffer_from_handle(struct pipe_screen *screen,
- const char* name, unsigned handle)
-{
- struct intel_be_device *dev = intel_be_device(screen->winsys);
- struct intel_be_buffer *buffer = CALLOC_STRUCT(intel_be_buffer);
-
- if (!buffer)
- return NULL;
-
- buffer->bo = drm_intel_bo_gem_create_from_name(dev->pools.gem, name, handle);
-
- if (!buffer->bo)
- goto err;
-
- pipe_reference_init(&buffer->base.reference, 1);
- buffer->base.screen = screen;
- buffer->base.alignment = buffer->bo->align;
- buffer->base.usage = PIPE_BUFFER_USAGE_GPU_READ |
- PIPE_BUFFER_USAGE_GPU_WRITE |
- PIPE_BUFFER_USAGE_CPU_READ |
- PIPE_BUFFER_USAGE_CPU_WRITE;
- buffer->base.size = buffer->bo->size;
-
- return &buffer->base;
-
-err:
- free(buffer);
- return NULL;
-}
-
-boolean
-intel_be_handle_from_buffer(struct pipe_screen *screen,
- struct pipe_buffer *buffer,
- unsigned *handle)
-{
- if (!buffer)
- return FALSE;
-
- *handle = intel_bo(buffer)->handle;
- return TRUE;
-}
-
-boolean
-intel_be_global_handle_from_buffer(struct pipe_screen *screen,
- struct pipe_buffer *buffer,
- unsigned *handle)
-{
- struct intel_be_buffer *buf = intel_be_buffer(buffer);
-
- if (!buffer)
- return FALSE;
-
- if (!buf->flinked) {
- if (drm_intel_bo_flink(intel_bo(buffer), &buf->flink))
- return FALSE;
- buf->flinked = TRUE;
- }
-
- *handle = buf->flink;
- return TRUE;
-}
-/*
- * Fence
- */
-
-static void
-intel_be_fence_refunref(struct pipe_winsys *sws,
- struct pipe_fence_handle **ptr,
- struct pipe_fence_handle *fence)
-{
- struct intel_be_fence **p = (struct intel_be_fence **)ptr;
- struct intel_be_fence *f = (struct intel_be_fence *)fence;
-
- intel_be_fence_reference(p, f);
-}
-
-static int
-intel_be_fence_signalled(struct pipe_winsys *sws,
- struct pipe_fence_handle *fence,
- unsigned flag)
-{
- assert(0);
-
- return 0;
-}
-
-static int
-intel_be_fence_finish(struct pipe_winsys *sws,
- struct pipe_fence_handle *fence,
- unsigned flag)
-{
- struct intel_be_fence *f = (struct intel_be_fence *)fence;
-
- /* fence already expired */
- if (!f->bo)
- return 0;
-
- drm_intel_bo_wait_rendering(f->bo);
- drm_intel_bo_unreference(f->bo);
- f->bo = NULL;
-
- return 0;
-}
-
-/*
- * Misc functions
- */
-
-static void
-intel_be_destroy_winsys(struct pipe_winsys *winsys)
-{
- struct intel_be_device *dev = intel_be_device(winsys);
-
- drm_intel_bufmgr_destroy(dev->pools.gem);
-
- free(dev);
-}
-
-boolean
-intel_be_init_device(struct intel_be_device *dev, int fd, unsigned id)
-{
- dev->fd = fd;
- dev->id = id;
- dev->max_batch_size = 16 * 4096;
- dev->max_vertex_size = 128 * 4096;
-
- dev->base.buffer_create = intel_be_buffer_create;
- dev->base.user_buffer_create = intel_be_user_buffer_create;
- dev->base.buffer_map = intel_be_buffer_map;
- dev->base.buffer_unmap = intel_be_buffer_unmap;
- dev->base.buffer_destroy = intel_be_buffer_destroy;
-
- /* Not used anymore */
- dev->base.surface_buffer_create = NULL;
-
- dev->base.fence_reference = intel_be_fence_refunref;
- dev->base.fence_signalled = intel_be_fence_signalled;
- dev->base.fence_finish = intel_be_fence_finish;
-
- dev->base.destroy = intel_be_destroy_winsys;
-
- dev->pools.gem = drm_intel_bufmgr_gem_init(dev->fd, dev->max_batch_size);
-
- dev->softpipe = debug_get_bool_option("INTEL_SOFTPIPE", FALSE);
-
- return true;
-}
-
-static void
-intel_be_get_device_id(unsigned int *device_id)
-{
- char path[512];
- FILE *file;
-
- /*
- * FIXME: Fix this up to use a drm ioctl or whatever.
- */
-
- snprintf(path, sizeof(path), "/sys/class/drm/card0/device/device");
- file = fopen(path, "r");
- if (!file) {
- return;
- }
-
- fgets(path, sizeof(path), file);
- sscanf(path, "%x", device_id);
- fclose(file);
-}
-
-struct pipe_screen *
-intel_be_create_screen(int drmFD, struct drm_create_screen_arg *arg)
-{
- struct intel_be_device *dev;
- struct pipe_screen *screen;
- unsigned int deviceID;
-
- if (arg != NULL) {
- switch(arg->mode) {
- case DRM_CREATE_NORMAL:
- break;
- default:
- return NULL;
- }
- }
-
- /* Allocate the private area */
- dev = malloc(sizeof(*dev));
- if (!dev)
- return NULL;
- memset(dev, 0, sizeof(*dev));
-
- intel_be_get_device_id(&deviceID);
- intel_be_init_device(dev, drmFD, deviceID);
-
- if (dev->softpipe) {
- screen = softpipe_create_screen(&dev->base);
- drm_api_hooks.buffer_from_texture = softpipe_get_texture_buffer;
- } else
- screen = i915_create_screen(&dev->base, deviceID);
-
- return screen;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-08 15:45:54 +0000