radeon: lib radeon add bo & cs gem backend
Jerome Glisse
parent
2d822542c7
commit
273cc1a698
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@ -35,9 +35,12 @@ libdrm_radeon_la_LDFLAGS = -version-number 1:0:0 -no-undefined
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libdrm_radeon_la_LIBADD = ../libdrm.la @PTHREADSTUBS_LIBS@
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libdrm_radeon_la_SOURCES = \
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radeon_bo_gem.c
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radeon_bo_gem.c \
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radeon_cs_gem.c
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libdrm_radeonincludedir = ${includedir}
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libdrm_radeonincludedir = ${includedir}/drm
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libdrm_radeoninclude_HEADERS = \
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radeon_bo.h \
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radeon_cs.h
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radeon_cs.h \
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radeon_bo_gem.h \
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radeon_cs_gem.h
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@ -42,6 +42,7 @@ struct radeon_bo {
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uint32_t alignment;
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uint32_t handle;
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uint32_t size;
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uint32_t domains;
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uint32_t flags;
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unsigned cref;
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void *ptr;
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@ -54,6 +55,7 @@ struct radeon_bo_funcs {
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uint32_t handle,
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uint32_t size,
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uint32_t alignment,
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uint32_t domains,
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uint32_t flags);
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void (*bo_ref)(struct radeon_bo *bo);
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void (*bo_unref)(struct radeon_bo *bo);
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@ -80,13 +82,14 @@ static inline struct radeon_bo *_radeon_bo_open(struct radeon_bo_manager *bom,
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uint32_t handle,
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uint32_t size,
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uint32_t alignment,
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uint32_t domains,
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uint32_t flags,
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const char *file,
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const char *func,
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int line)
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{
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struct radeon_bo *bo;
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bo = bom->funcs->bo_open(bom, handle, size, alignment, flags);
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bo = bom->funcs->bo_open(bom, handle, size, alignment, domains, flags);
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#ifdef RADEON_BO_TRACK_OPEN
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if (bo) {
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_radeon_bo_debug(bo, 1, file, func, line);
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@ -142,8 +145,8 @@ static inline int _radeon_bo_unmap(struct radeon_bo *bo,
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return bo->bom->funcs->bo_unmap(bo);
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}
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#define radeon_bo_open(bom, h, s, a, f)\
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_radeon_bo_open(bom, h, s, a, f, __FILE__, __FUNCTION__, __LINE__)
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#define radeon_bo_open(bom, h, s, a, d, f)\
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_radeon_bo_open(bom, h, s, a, d, f, __FILE__, __FUNCTION__, __LINE__)
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#define radeon_bo_ref(bo)\
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_radeon_bo_ref(bo, __FILE__, __FUNCTION__, __LINE__)
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#define radeon_bo_unref(bo)\
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@ -42,14 +42,19 @@
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struct radeon_bo_gem {
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struct radeon_bo base;
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int ref_count;
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uint32_t name;
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int map_count;
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};
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struct bo_manager_gem {
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struct radeon_bo_manager base;
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};
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static struct radeon_bo *bo_open(struct radeon_bo_manager *bom,
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uint32_t handle,
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uint32_t size,
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uint32_t alignment,
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uint32_t domains,
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uint32_t flags)
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{
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struct radeon_bo_gem *bo;
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@ -64,11 +69,10 @@ static struct radeon_bo *bo_open(struct radeon_bo_manager *bom,
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bo->base.handle = 0;
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bo->base.size = size;
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bo->base.alignment = alignment;
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bo->base.domains = domains;
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bo->base.flags = flags;
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bo->base.ptr = NULL;
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bo->ref_count = 0;
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bo->map_count = 0;
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if (handle) {
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struct drm_gem_open open_arg;
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@ -80,13 +84,15 @@ static struct radeon_bo *bo_open(struct radeon_bo_manager *bom,
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free(bo);
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return NULL;
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}
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bo->base.handle = handle;
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bo->base.handle = open_arg.handle;
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bo->base.size = open_arg.size;
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bo->name = handle;
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} else {
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struct drm_radeon_gem_create args;
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args.size = size;
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args.alignment = alignment;
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args.initial_domain = RADEON_GEM_DOMAIN_CPU;
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args.initial_domain = bo->base.domains;
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args.no_backing_store = 0;
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r = drmCommandWriteRead(bom->fd, DRM_RADEON_GEM_CREATE,
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&args, sizeof(args));
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@ -99,7 +105,11 @@ static struct radeon_bo *bo_open(struct radeon_bo_manager *bom,
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return (struct radeon_bo*)bo;
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}
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static void bo_close(struct radeon_bo *bo)
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static void bo_ref(struct radeon_bo *bo)
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{
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}
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static void bo_unref(struct radeon_bo *bo)
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{
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struct radeon_bo_gem *bo_gem = (struct radeon_bo_gem*)bo;
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struct drm_gem_close args;
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@ -107,10 +117,10 @@ static void bo_close(struct radeon_bo *bo)
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if (bo == NULL) {
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return;
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}
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if (bo_gem->ref_count) {
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if (bo->cref) {
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/* FIXME: what to do ? */
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return;
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}
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if (bo_gem->map_count) {
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munmap(bo->ptr, bo->size);
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}
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@ -121,33 +131,20 @@ static void bo_close(struct radeon_bo *bo)
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free(bo_gem);
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}
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static void bo_pin(struct radeon_bo *bo)
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{
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struct radeon_bo_gem *bo_gem = (struct radeon_bo_gem*)bo;
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bo_gem->ref_count++;
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}
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static void bo_unpin(struct radeon_bo *bo)
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{
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struct radeon_bo_gem *bo_gem = (struct radeon_bo_gem*)bo;
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bo_gem->ref_count--;
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}
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static int bo_map(struct radeon_bo *bo, unsigned int flags)
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static int bo_map(struct radeon_bo *bo, int write)
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{
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struct radeon_bo_gem *bo_gem = (struct radeon_bo_gem*)bo;
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struct drm_radeon_gem_mmap args;
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int r;
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uint8_t *tt;
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if (bo_gem->map_count++ != 0) {
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return 0;
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}
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bo->ptr = NULL;
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args.handle = bo->handle;
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args.offset = 0;
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args.size = bo->size;
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args.size = (uint64_t)bo->size;
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r = drmCommandWriteRead(bo->bom->fd,
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DRM_RADEON_GEM_MMAP,
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&args,
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@ -155,6 +152,7 @@ static int bo_map(struct radeon_bo *bo, unsigned int flags)
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if (!r) {
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bo->ptr = (void *)(unsigned long)args.addr_ptr;
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}
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tt = bo->ptr;
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return r;
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}
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@ -165,7 +163,6 @@ static int bo_unmap(struct radeon_bo *bo)
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if (--bo_gem->map_count > 0) {
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return 0;
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}
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munmap(bo->ptr, bo->size);
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bo->ptr = NULL;
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return 0;
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@ -173,14 +170,31 @@ static int bo_unmap(struct radeon_bo *bo)
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static struct radeon_bo_funcs bo_gem_funcs = {
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bo_open,
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bo_close,
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bo_pin,
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bo_unpin,
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bo_ref,
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bo_unref,
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bo_map,
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bo_unmap
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};
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struct radeon_bo_funcs *radeon_bo_gem_initialize(int fd)
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struct radeon_bo_manager *radeon_bo_manager_gem(int fd)
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{
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return &bo_gem_funcs;
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struct bo_manager_gem *bomg;
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bomg = (struct bo_manager_gem*)calloc(1, sizeof(struct bo_manager_gem));
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if (bomg == NULL) {
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return NULL;
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}
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bomg->base.funcs = &bo_gem_funcs;
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bomg->base.fd = fd;
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return (struct radeon_bo_manager*)bomg;
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}
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void radeon_bo_manager_gem_shutdown(struct radeon_bo_manager *bom)
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{
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struct bo_manager_gem *bomg = (struct bo_manager_gem*)bom;
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if (bom == NULL) {
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return;
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}
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free(bomg);
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}
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@ -33,6 +33,7 @@
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#include "radeon_bo.h"
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struct radeon_bo_funcs *radeon_bo_gem_initialize(int fd);
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struct radeon_bo_manager *radeon_bo_manager_gem(int fd);
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void radeon_bo_manager_gem_shutdown(struct radeon_bo_manager *bom);
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#endif
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@ -0,0 +1,266 @@
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/*
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* Copyright © 2008 Jérôme Glisse
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*/
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/*
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* Authors:
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* Jérôme Glisse <glisse@freedesktop.org>
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*/
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#include <errno.h>
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#include <stdlib.h>
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#include "radeon_cs.h"
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#include "radeon_cs_gem.h"
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#include "radeon_bo_gem.h"
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#include "drm.h"
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#include "radeon_drm.h"
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#pragma pack(1)
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struct cs_reloc_gem {
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uint32_t handle;
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uint32_t domains;
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uint32_t soffset;
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uint32_t eoffset;
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};
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#pragma pack()
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struct cs_gem {
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struct radeon_cs base;
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struct drm_radeon_cs2 cs;
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struct drm_radeon_cs_chunk chunks[2];
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unsigned nrelocs;
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uint32_t *relocs;
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};
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static struct radeon_cs *cs_create(struct radeon_cs_manager *csm,
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uint32_t ndw)
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{
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struct cs_gem *csg;
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/* max cmd buffer size is 64Kb */
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if (ndw > (64 * 1024 / 4)) {
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return NULL;
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}
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csg = (struct cs_gem*)calloc(1, sizeof(struct cs_gem));
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if (csg == NULL) {
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return NULL;
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}
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csg->base.csm = csm;
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csg->base.ndw = 64 * 1024 / 4;
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csg->base.packets = (uint32_t*)calloc(1, 64 * 1024);
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if (csg->base.packets == NULL) {
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free(csg);
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return NULL;
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}
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csg->base.relocs_total_size = 0;
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csg->base.crelocs = 0;
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csg->nrelocs = 4096 / (4 * 4) ;
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csg->base.relocs = csg->relocs = (uint32_t*)calloc(1, 4096);
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if (csg->relocs == NULL) {
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free(csg->base.packets);
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free(csg);
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return NULL;
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}
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csg->chunks[0].chunk_id = RADEON_CHUNK_ID_IB;
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csg->chunks[0].length_dw = 0;
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csg->chunks[0].chunk_data = (uint64_t)(intptr_t)csg->base.packets;
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csg->chunks[1].chunk_id = RADEON_CHUNK_ID_RELOCS;
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csg->chunks[1].length_dw = 0;
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csg->chunks[1].chunk_data = (uint64_t)(intptr_t)csg->relocs;
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return (struct radeon_cs*)csg;
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}
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static int cs_write_dword(struct radeon_cs *cs, uint32_t dword)
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{
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if (cs->cdw >= cs->ndw) {
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uint32_t tmp, *ptr;
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tmp = (cs->cdw + 1 + 0x3FF) & (~0x3FF);
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ptr = (uint32_t*)realloc(cs->packets, 4 * tmp);
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if (ptr == NULL) {
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return -ENOMEM;
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}
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cs->packets = ptr;
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cs->ndw = tmp;
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}
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cs->packets[cs->cdw++] = dword;
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if (cs->section) {
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cs->section_cdw++;
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}
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return 0;
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}
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static int cs_write_reloc(struct radeon_cs *cs,
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struct radeon_bo *bo,
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uint32_t soffset,
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uint32_t eoffset,
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uint32_t domains)
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{
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struct cs_gem *csg = (struct cs_gem*)cs;
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struct cs_reloc_gem *reloc;
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unsigned i;
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/* check reloc window */
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if (eoffset > bo->size) {
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return -EINVAL;
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}
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if (soffset > eoffset) {
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return -EINVAL;
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}
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/* check if bo is already referenced */
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for(i = 0; i < cs->crelocs; i++) {
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reloc = (struct cs_reloc_gem*)&csg->relocs[i * 4];
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if (reloc->handle == bo->handle) {
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/* update start offset and size */
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if (eoffset > reloc->eoffset) {
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reloc->eoffset = eoffset;
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}
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if (soffset < reloc->soffset) {
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reloc->soffset = soffset;
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}
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reloc->domains |= domains;
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return 0;
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}
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}
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/* add bo */
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if (csg->base.crelocs >= csg->nrelocs) {
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uint32_t *tmp, size;
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size = (csg->nrelocs * 4 * 4) + (4096 / (4 * 4));
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tmp = (uint32_t*)realloc(csg->relocs, size);
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if (tmp == NULL) {
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return -ENOMEM;
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}
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cs->relocs = csg->relocs = tmp;
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csg->nrelocs = size / (4 * 4);
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}
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reloc = (struct cs_reloc_gem*)&csg->relocs[csg->base.crelocs * 4];
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reloc->handle = bo->handle;
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reloc->soffset = soffset;
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reloc->eoffset = eoffset;
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reloc->domains = domains;
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cs->crelocs++;
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radeon_bo_ref(bo);
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return 0;
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}
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static int cs_begin(struct radeon_cs *cs,
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uint32_t ndw,
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const char *file,
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const char *func,
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int line)
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{
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if (cs->section) {
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fprintf(stderr, "CS already in a section(%s,%s,%d)\n",
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cs->section_file, cs->section_func, cs->section_line);
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fprintf(stderr, "CS can't start section(%s,%s,%d)\n",
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file, func, line);
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return -EPIPE;
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}
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cs->section = 1;
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cs->section_ndw = ndw;
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cs->section_cdw = 0;
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cs->section_file = file;
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cs->section_func = func;
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cs->section_line = line;
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return 0;
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}
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static int cs_end(struct radeon_cs *cs,
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const char *file,
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const char *func,
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int line)
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{
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if (!cs->section) {
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fprintf(stderr, "CS no section to end at (%s,%s,%d)\n",
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file, func, line);
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return -EPIPE;
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}
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cs->section = 0;
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if (cs->section_ndw != cs->section_cdw) {
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fprintf(stderr, "CS section size missmatch start at (%s,%s,%d)\n",
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cs->section_file, cs->section_func, cs->section_line);
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fprintf(stderr, "CS section end at (%s,%s,%d)\n",
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file, func, line);
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return -EPIPE;
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}
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return 0;
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}
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static int cs_emit(struct radeon_cs *cs)
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{
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return 0;
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}
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static int cs_destroy(struct radeon_cs *cs)
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{
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free(cs->relocs);
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free(cs->packets);
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free(cs);
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return 0;
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}
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static int cs_erase(struct radeon_cs *cs)
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{
|
||||
cs->relocs_total_size = 0;
|
||||
cs->relocs = NULL;
|
||||
cs->crelocs = 0;
|
||||
cs->cdw = 0;
|
||||
cs->section = 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int cs_need_flush(struct radeon_cs *cs)
|
||||
{
|
||||
return (cs->relocs_total_size > (7*1024*1024));
|
||||
}
|
||||
|
||||
struct radeon_cs_funcs radeon_cs_funcs = {
|
||||
cs_create,
|
||||
cs_write_dword,
|
||||
cs_write_reloc,
|
||||
cs_begin,
|
||||
cs_end,
|
||||
cs_emit,
|
||||
cs_destroy,
|
||||
cs_erase,
|
||||
cs_need_flush
|
||||
};
|
||||
|
||||
struct radeon_cs_manager *radeon_cs_manager_gem(int fd)
|
||||
{
|
||||
struct radeon_cs_manager *csm;
|
||||
|
||||
csm = (struct radeon_cs_manager*)calloc(1,
|
||||
sizeof(struct radeon_cs_manager));
|
||||
if (csm == NULL) {
|
||||
return NULL;
|
||||
}
|
||||
csm->funcs = &radeon_cs_funcs;
|
||||
csm->fd = fd;
|
||||
return csm;
|
||||
}
|
||||
|
||||
void radeon_cs_manager_gem_shutdown(struct radeon_cs_manager *csm)
|
||||
{
|
||||
free(csm);
|
||||
}
|
||||
|
|
@ -0,0 +1,40 @@
|
|||
/*
|
||||
* Copyright © 2008 Nicolai Haehnle
|
||||
* Copyright © 2008 Jérôme Glisse
|
||||
* All Rights Reserved.
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the
|
||||
* "Software"), to deal in the Software without restriction, including
|
||||
* without limitation the rights to use, copy, modify, merge, publish,
|
||||
* distribute, sub license, and/or sell copies of the Software, and to
|
||||
* permit persons to whom the Software is furnished to do so, subject to
|
||||
* the following conditions:
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
|
||||
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
|
||||
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
|
||||
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
|
||||
* USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||||
*
|
||||
* The above copyright notice and this permission notice (including the
|
||||
* next paragraph) shall be included in all copies or substantial portions
|
||||
* of the Software.
|
||||
*/
|
||||
/*
|
||||
* Authors:
|
||||
* Aapo Tahkola <aet@rasterburn.org>
|
||||
* Nicolai Haehnle <prefect_@gmx.net>
|
||||
* Jérôme Glisse <glisse@freedesktop.org>
|
||||
*/
|
||||
#ifndef RADEON_CS_GEM_H
|
||||
#define RADEON_CS_GEM_H
|
||||
|
||||
#include "radeon_cs.h"
|
||||
|
||||
struct radeon_cs_manager *radeon_cs_manager_gem(int fd);
|
||||
void radeon_cs_manager_gem_shutdown(struct radeon_cs_manager *csm);
|
||||
|
||||
#endif
|
||||
|
|
@ -263,8 +263,9 @@ again:
|
|||
|
||||
spin_lock(&dev->object_name_lock);
|
||||
if (obj->name) {
|
||||
args->name = (uint64_t) obj->name;
|
||||
spin_unlock(&dev->object_name_lock);
|
||||
return -EEXIST;
|
||||
return 0;
|
||||
}
|
||||
ret = idr_get_new_above(&dev->object_name_idr, obj, 1,
|
||||
&obj->name);
|
||||
|
|
|
|||
Loading…
Reference in New Issue