diff options
Diffstat (limited to 'src/gallium/winsys/r600/drm/r600.c')
| -rw-r--r-- | src/gallium/winsys/r600/drm/r600.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/gallium/winsys/r600/drm/r600.c b/src/gallium/winsys/r600/drm/r600.c new file mode 100644 index 0000000000..af9b9187ab --- /dev/null +++ b/src/gallium/winsys/r600/drm/r600.c @@ -0,0 +1,129 @@ +/* + * Copyright 2010 Jerome Glisse <glisse@freedesktop.org> + * + * 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 + * on 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 above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * 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 AUTHOR(S) AND/OR THEIR 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. + * + * Authors: + * Jerome Glisse + */ +#include "xf86drm.h" +#include "radeon_drm.h" +#include "r600_priv.h" + +enum radeon_family r600_get_family(struct radeon *r600) +{ + return r600->family; +} + +static int r600_get_device(struct radeon *r600) +{ + struct drm_radeon_info info; + + r600->device = 0; + info.request = RADEON_INFO_DEVICE_ID; + info.value = (uintptr_t)&r600->device; + return drmCommandWriteRead(r600->fd, DRM_RADEON_INFO, &info, sizeof(struct drm_radeon_info)); +} + +struct radeon *r600_new(int fd, unsigned device) +{ + struct radeon *r600; + int r; + + r600 = calloc(1, sizeof(*r600)); + if (r600 == NULL) { + return NULL; + } + r600->fd = fd; + r600->device = device; + if (fd >= 0) { + r = r600_get_device(r600); + if (r) { + R600_ERR("Failed to get device id\n"); + r600_delete(r600); + return NULL; + } + } + r600->family = radeon_family_from_device(r600->device); + if (r600->family == CHIP_UNKNOWN) { + R600_ERR("Unknown chipset 0x%04X\n", r600->device); + r600_delete(r600); + return NULL; + } + switch (r600->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: + 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: + case CHIP_CEDAR: + case CHIP_REDWOOD: + case CHIP_JUNIPER: + case CHIP_CYPRESS: + case CHIP_HEMLOCK: + default: + R600_ERR("unknown or unsupported chipset 0x%04X\n", r600->device); + break; + } + return r600; +} + +void r600_delete(struct radeon *r600) +{ + if (r600 == NULL) + return; + drmClose(r600->fd); + free(r600); +} |