From 395e9449ca7c7a953f1a9924d8fedc4e9678ad81 Mon Sep 17 00:00:00 2001 From: Jakob Bornecrantz Date: Wed, 12 May 2010 18:55:53 +0100 Subject: rbug: Use container of macro --- src/gallium/drivers/rbug/rbug_core.c | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) (limited to 'src/gallium') diff --git a/src/gallium/drivers/rbug/rbug_core.c b/src/gallium/drivers/rbug/rbug_core.c index 959e168767a..f1aab3869b5 100644 --- a/src/gallium/drivers/rbug/rbug_core.c +++ b/src/gallium/drivers/rbug/rbug_core.c @@ -47,6 +47,9 @@ #define U642VOID(x) ((void *)(unsigned long)(x)) #define VOID2U64(x) ((uint64_t)(unsigned long)(x)) +#define container_of(ptr, type, field) \ + (type*)((char*)ptr - offsetof(type, field)) + struct rbug_rbug { struct rbug_screen *rb_screen; @@ -70,7 +73,7 @@ rbug_get_context_locked(struct rbug_screen *rb_screen, rbug_context_t ctx) struct rbug_list *ptr; foreach(ptr, &rb_screen->contexts) { - rb_context = (struct rbug_context *)((char*)ptr - offsetof(struct rbug_context, list)); + rb_context = container_of(ptr, struct rbug_context, list); if (ctx == VOID2U64(rb_context)) break; rb_context = NULL; @@ -86,7 +89,7 @@ rbug_get_shader_locked(struct rbug_context *rb_context, rbug_shader_t shdr) struct rbug_list *ptr; foreach(ptr, &rb_context->shaders) { - tr_shdr = (struct rbug_shader *)((char*)ptr - offsetof(struct rbug_shader, list)); + tr_shdr = container_of(ptr, struct rbug_shader, list); if (shdr == VOID2U64(tr_shdr)) break; tr_shdr = NULL; @@ -181,7 +184,7 @@ rbug_texture_list(struct rbug_rbug *tr_rbug, struct rbug_header *header, uint32_ pipe_mutex_lock(rb_screen->list_mutex); texs = MALLOC(rb_screen->num_resources * sizeof(rbug_texture_t)); foreach(ptr, &rb_screen->resources) { - tr_tex = (struct rbug_resource *)((char*)ptr - offsetof(struct rbug_resource, list)); + tr_tex = container_of(ptr, struct rbug_resource, list); texs[i++] = VOID2U64(tr_tex); } pipe_mutex_unlock(rb_screen->list_mutex); @@ -203,7 +206,7 @@ rbug_texture_info(struct rbug_rbug *tr_rbug, struct rbug_header *header, uint32_ pipe_mutex_lock(rb_screen->list_mutex); foreach(ptr, &rb_screen->resources) { - tr_tex = (struct rbug_resource *)((char*)ptr - offsetof(struct rbug_resource, list)); + tr_tex = container_of(ptr, struct rbug_resource, list); if (gpti->texture == VOID2U64(tr_tex)) break; tr_tex = NULL; @@ -250,7 +253,7 @@ rbug_texture_read(struct rbug_rbug *tr_rbug, struct rbug_header *header, uint32_ pipe_mutex_lock(rb_screen->list_mutex); foreach(ptr, &rb_screen->resources) { - tr_tex = (struct rbug_resource *)((char*)ptr - offsetof(struct rbug_resource, list)); + tr_tex = container_of(ptr, struct rbug_resource, list); if (gptr->texture == VOID2U64(tr_tex)) break; tr_tex = NULL; @@ -300,7 +303,7 @@ rbug_context_list(struct rbug_rbug *tr_rbug, struct rbug_header *header, uint32_ pipe_mutex_lock(rb_screen->list_mutex); ctxs = MALLOC(rb_screen->num_contexts * sizeof(rbug_context_t)); foreach(ptr, &rb_screen->contexts) { - rb_context = (struct rbug_context *)((char*)ptr - offsetof(struct rbug_context, list)); + rb_context = container_of(ptr, struct rbug_context, list); ctxs[i++] = VOID2U64(rb_context); } pipe_mutex_unlock(rb_screen->list_mutex); @@ -532,7 +535,7 @@ rbug_shader_list(struct rbug_rbug *tr_rbug, struct rbug_header *header, uint32_t pipe_mutex_lock(rb_context->list_mutex); shdrs = MALLOC(rb_context->num_shaders * sizeof(rbug_shader_t)); foreach(ptr, &rb_context->shaders) { - tr_shdr = (struct rbug_shader *)((char*)ptr - offsetof(struct rbug_shader, list)); + tr_shdr = container_of(ptr, struct rbug_shader, list); shdrs[i++] = VOID2U64(tr_shdr); } -- cgit v1.2.3