*/
#include "radeon_drm.h"
+#include "radeon_r300.h"
+#include "radeon_buffer.h"
+
+#include "r300_winsys.h"
+#include "trace/tr_drm.h"
+
+#include "util/u_memory.h"
+
+#include "xf86drm.h"
+#include <sys/ioctl.h>
/* Helper function to do the ioctls needed for setup and init. */
static void do_ioctls(int fd, struct radeon_winsys* winsys)
struct drm_radeon_info info = {0};
int target = 0;
int retval;
+ drmVersionPtr version;
info.value = (unsigned long)⌖
/* We do things in a specific order here.
*
- * First, the PCI ID. This is essential and should return usable numbers
+ * DRM version first. We need to be sure we're running on a KMS chipset.
+ * This is also for some features.
+ *
+ * Then, the PCI ID. This is essential and should return usable numbers
* for all Radeons. If this fails, we probably got handed an FD for some
* non-Radeon card.
*
*
* The GEM info is actually bogus on the kernel side, as well as our side
* (see radeon_gem_info_ioctl in radeon_gem.c) but that's alright because
- * we don't actually use the info for anything yet.
- * XXX update the above when we can safely use vram_size instead of vram_visible */
+ * we don't actually use the info for anything yet. */
+
+ version = drmGetVersion(fd);
+ if (version->version_major != 2) {
+ fprintf(stderr, "%s: DRM version is %d.%d.%d but this driver is "
+ "only compatible with 2.x.x\n", __FUNCTION__,
+ version->version_major, version->version_minor,
+ version->version_patchlevel);
+ drmFreeVersion(version);
+ exit(1);
+ }
+
info.request = RADEON_INFO_DEVICE_ID;
retval = drmCommandWriteRead(fd, DRM_RADEON_INFO, &info, sizeof(info));
if (retval) {
exit(1);
}
winsys->gart_size = gem_info.gart_size;
- /* XXX */
- winsys->vram_size = gem_info.vram_visible;
+ winsys->vram_size = gem_info.vram_size;
+
+ debug_printf("radeon: Successfully grabbed chipset info from kernel!\n"
+ "radeon: DRM version: %d.%d.%d ID: 0x%04x GB: %d Z: %d\n"
+ "radeon: GART size: %d MB VRAM size: %d MB\n",
+ version->version_major, version->version_minor,
+ version->version_patchlevel, winsys->pci_id,
+ winsys->gb_pipes, winsys->z_pipes,
+ winsys->gart_size / 1024 / 1024,
+ winsys->vram_size / 1024 / 1024);
+
+ drmFreeVersion(version);
}
/* Create a pipe_screen. */
int drmFB,
struct drm_create_screen_arg *arg)
{
- struct radeon_winsys* winsys = radeon_pipe_winsys(drmFB);
- do_ioctls(drmFB, winsys);
-
- if (debug_get_bool_option("RADEON_SOFTPIPE", FALSE)) {
- return softpipe_create_screen((struct pipe_winsys*)winsys);
+ struct radeon_winsys* rwinsys = radeon_pipe_winsys(drmFB);
+ do_ioctls(drmFB, rwinsys);
+
+ /* The state tracker can organize a softpipe fallback if no hw
+ * driver is found.
+ */
+ if (is_r3xx(rwinsys->pci_id)) {
+ radeon_setup_winsys(drmFB, rwinsys);
+ return r300_create_screen(rwinsys);
} else {
- radeon_setup_winsys(drmFB, winsys);
- return r300_create_screen(winsys);
+ FREE(rwinsys);
+ return NULL;
}
}
-/* Create a pipe_context. */
-struct pipe_context* radeon_create_context(struct drm_api* api,
- struct pipe_screen* screen)
-{
- if (debug_get_bool_option("RADEON_SOFTPIPE", FALSE)) {
- return radeon_create_softpipe(screen->winsys);
- } else {
- return r300_create_context(screen,
- (struct radeon_winsys*)screen->winsys);
- }
-}
boolean radeon_buffer_from_texture(struct drm_api* api,
+ struct pipe_screen* screen,
struct pipe_texture* texture,
struct pipe_buffer** buffer,
unsigned* stride)
{
/* XXX fix this */
- return r300_get_texture_buffer(texture, buffer, stride);
+ return r300_get_texture_buffer(screen, texture, buffer, stride);
}
/* Create a buffer from a handle. */
int retval, fd;
struct drm_gem_flink flink;
struct radeon_pipe_buffer* radeon_buffer;
- struct pipe_buffer *buffer;
+ struct pipe_buffer *buffer = NULL;
- if (!radeon_buffer_from_texture(api, texture, &buffer, stride)) {
+ if (!radeon_buffer_from_texture(api, screen, texture, &buffer, stride)) {
return FALSE;
}
unsigned *stride,
unsigned *handle)
{
- struct pipe_buffer *buffer;
- if (!radeon_buffer_from_texture(api, texture, &buffer, stride)) {
+ struct pipe_buffer *buffer = NULL;
+ if (!radeon_buffer_from_texture(api, screen, texture, &buffer, stride)) {
return FALSE;
}
return TRUE;
}
+static void radeon_drm_api_destroy(struct drm_api *api)
+{
+ return;
+}
+
struct drm_api drm_api_hooks = {
+ .name = "radeon",
+ .driver_name = "radeon",
.create_screen = radeon_create_screen,
- .create_context = radeon_create_context,
.texture_from_shared_handle = radeon_texture_from_shared_handle,
.shared_handle_from_texture = radeon_shared_handle_from_texture,
.local_handle_from_texture = radeon_local_handle_from_texture,
+ .destroy = radeon_drm_api_destroy,
};
struct drm_api* drm_api_create()