summaryrefslogtreecommitdiff
path: root/src/gallium/winsys/r600/drm/r600_drm.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/winsys/r600/drm/r600_drm.c')
-rw-r--r--src/gallium/winsys/r600/drm/r600_drm.c219
1 files changed, 218 insertions, 1 deletions
diff --git a/src/gallium/winsys/r600/drm/r600_drm.c b/src/gallium/winsys/r600/drm/r600_drm.c
index 7a1a762f54..c9de95ffc0 100644
--- a/src/gallium/winsys/r600/drm/r600_drm.c
+++ b/src/gallium/winsys/r600/drm/r600_drm.c
@@ -25,14 +25,231 @@
* Corbin Simpson <MostAwesomeDude@gmail.com>
* Joakim Sindholt <opensource@zhasha.com>
*/
+#include <stdio.h>
+#include <errno.h>
#include <sys/ioctl.h>
#include "util/u_inlines.h"
#include "util/u_debug.h"
-#include "radeon_priv.h"
+#include <pipebuffer/pb_bufmgr.h>
+#include "r600.h"
+#include "r600_priv.h"
#include "r600_drm_public.h"
+#include "xf86drm.h"
+#include "radeon_drm.h"
+
+#ifndef RADEON_INFO_TILING_CONFIG
+#define RADEON_INFO_TILING_CONFIG 0x6
+#endif
+static int radeon_get_device(struct radeon *radeon)
+{
+ struct drm_radeon_info info;
+ int r;
+
+ radeon->device = 0;
+ info.request = RADEON_INFO_DEVICE_ID;
+ info.value = (uintptr_t)&radeon->device;
+ r = drmCommandWriteRead(radeon->fd, DRM_RADEON_INFO, &info,
+ sizeof(struct drm_radeon_info));
+ return r;
+}
+
+static int radeon_drm_get_tiling(struct radeon *radeon)
+{
+ struct drm_radeon_info info;
+ int r;
+ uint32_t tiling_config;
+
+ info.request = RADEON_INFO_TILING_CONFIG;
+ info.value = (uintptr_t)&tiling_config;
+ r = drmCommandWriteRead(radeon->fd, DRM_RADEON_INFO, &info,
+ sizeof(struct drm_radeon_info));
+
+ if (r)
+ return r;
+
+ switch ((tiling_config & 0xe) >> 1) {
+ case 0:
+ radeon->tiling_info.num_channels = 1;
+ break;
+ case 1:
+ radeon->tiling_info.num_channels = 2;
+ break;
+ case 2:
+ radeon->tiling_info.num_channels = 4;
+ break;
+ case 3:
+ radeon->tiling_info.num_channels = 8;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch ((tiling_config & 0x30) >> 4) {
+ case 0:
+ radeon->tiling_info.num_banks = 4;
+ break;
+ case 1:
+ radeon->tiling_info.num_banks = 8;
+ break;
+ default:
+ return -EINVAL;
+
+ }
+ switch ((tiling_config & 0xc0) >> 6) {
+ case 0:
+ radeon->tiling_info.group_bytes = 256;
+ break;
+ case 1:
+ radeon->tiling_info.group_bytes = 512;
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+struct radeon *radeon_new(int fd, unsigned device)
+{
+ struct radeon *radeon;
+ int r;
+
+ radeon = calloc(1, sizeof(*radeon));
+ if (radeon == NULL) {
+ return NULL;
+ }
+ radeon->fd = fd;
+ radeon->device = device;
+ radeon->refcount = 1;
+ if (fd >= 0) {
+ r = radeon_get_device(radeon);
+ if (r) {
+ fprintf(stderr, "Failed to get device id\n");
+ return radeon_decref(radeon);
+ }
+ }
+ radeon->family = radeon_family_from_device(radeon->device);
+ if (radeon->family == CHIP_UNKNOWN) {
+ fprintf(stderr, "Unknown chipset 0x%04X\n", radeon->device);
+ return radeon_decref(radeon);
+ }
+ switch (radeon->family) {
+ case CHIP_R600:
+ case CHIP_RV610:
+ case CHIP_RV630:
+ case CHIP_RV670:
+ case CHIP_RV620:
+ case CHIP_RV635:
+ case CHIP_RS780:
+ case CHIP_RS880:
+ case CHIP_RV770:
+ case CHIP_RV730:
+ case CHIP_RV710:
+ case CHIP_RV740:
+ case CHIP_CEDAR:
+ case CHIP_REDWOOD:
+ case CHIP_JUNIPER:
+ case CHIP_CYPRESS:
+ case CHIP_HEMLOCK:
+ break;
+ case CHIP_R100:
+ case CHIP_RV100:
+ case CHIP_RS100:
+ case CHIP_RV200:
+ case CHIP_RS200:
+ case CHIP_R200:
+ case CHIP_RV250:
+ case CHIP_RS300:
+ case CHIP_RV280:
+ case CHIP_R300:
+ case CHIP_R350:
+ case CHIP_RV350:
+ case CHIP_RV380:
+ case CHIP_R420:
+ case CHIP_R423:
+ case CHIP_RV410:
+ case CHIP_RS400:
+ case CHIP_RS480:
+ case CHIP_RS600:
+ case CHIP_RS690:
+ case CHIP_RS740:
+ case CHIP_RV515:
+ case CHIP_R520:
+ case CHIP_RV530:
+ case CHIP_RV560:
+ case CHIP_RV570:
+ case CHIP_R580:
+ default:
+ fprintf(stderr, "%s unknown or unsupported chipset 0x%04X\n",
+ __func__, radeon->device);
+ break;
+ }
+
+ /* setup class */
+ switch (radeon->family) {
+ case CHIP_R600:
+ case CHIP_RV610:
+ case CHIP_RV630:
+ case CHIP_RV670:
+ case CHIP_RV620:
+ case CHIP_RV635:
+ case CHIP_RS780:
+ case CHIP_RS880:
+ radeon->chip_class = R600;
+ break;
+ case CHIP_RV770:
+ case CHIP_RV730:
+ case CHIP_RV710:
+ case CHIP_RV740:
+ radeon->chip_class = R700;
+ break;
+ case CHIP_CEDAR:
+ case CHIP_REDWOOD:
+ case CHIP_JUNIPER:
+ case CHIP_CYPRESS:
+ case CHIP_HEMLOCK:
+ radeon->chip_class = EVERGREEN;
+ break;
+ default:
+ fprintf(stderr, "%s unknown or unsupported chipset 0x%04X\n",
+ __func__, radeon->device);
+ break;
+ }
+
+ if (radeon->chip_class == R600 || radeon->chip_class == R700) {
+ if (radeon_drm_get_tiling(radeon))
+ return NULL;
+ }
+ radeon->kman = radeon_bo_pbmgr_create(radeon);
+ if (!radeon->kman)
+ return NULL;
+ radeon->cman = pb_cache_manager_create(radeon->kman, 100000);
+ if (!radeon->cman)
+ return NULL;
+ return radeon;
+}
struct radeon *r600_drm_winsys_create(int drmfd)
{
return radeon_new(drmfd, 0);
}
+struct radeon *radeon_decref(struct radeon *radeon)
+{
+ if (radeon == NULL)
+ return NULL;
+ if (--radeon->refcount > 0) {
+ return NULL;
+ }
+
+ if (radeon->cman)
+ radeon->cman->destroy(radeon->cman);
+
+ if (radeon->kman)
+ radeon->kman->destroy(radeon->kman);
+
+ if (radeon->fd >= 0)
+ drmClose(radeon->fd);
+
+ free(radeon);
+ return NULL;
+}