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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5564 | serge | 1 | #include |
| 2 | #include |
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| 3 | |||
| 4 | #include "i915_drm.h" |
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| 5 | |||
| 6 | #include "state_tracker/drm_driver.h" |
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| 7 | |||
| 8 | #include "i915_drm_winsys.h" |
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| 9 | #include "i915_drm_public.h" |
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| 10 | #include "util/u_memory.h" |
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| 11 | |||
| 12 | |||
| 13 | /* |
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| 14 | * Helper functions |
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| 15 | */ |
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| 16 | |||
| 17 | |||
| 18 | static void |
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| 19 | i915_drm_get_device_id(int fd, unsigned int *device_id) |
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| 20 | { |
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| 21 | int ret; |
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| 22 | struct drm_i915_getparam gp; |
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| 23 | |||
| 24 | gp.param = I915_PARAM_CHIPSET_ID; |
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| 25 | gp.value = (int *)device_id; |
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| 26 | |||
| 27 | ret = ioctl(fd, DRM_IOCTL_I915_GETPARAM, &gp, sizeof(gp)); |
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| 28 | assert(ret == 0); |
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| 29 | } |
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| 30 | |||
| 31 | static int |
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| 32 | i915_drm_aperture_size(struct i915_winsys *iws) |
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| 33 | { |
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| 34 | struct i915_drm_winsys *idws = i915_drm_winsys(iws); |
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| 35 | size_t aper_size, mappable_size; |
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| 36 | |||
| 37 | drm_intel_get_aperture_sizes(idws->fd, &mappable_size, &aper_size); |
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| 38 | |||
| 39 | return aper_size >> 20; |
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| 40 | } |
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| 41 | |||
| 42 | static void |
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| 43 | i915_drm_winsys_destroy(struct i915_winsys *iws) |
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| 44 | { |
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| 45 | struct i915_drm_winsys *idws = i915_drm_winsys(iws); |
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| 46 | |||
| 47 | drm_intel_bufmgr_destroy(idws->gem_manager); |
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| 48 | |||
| 49 | FREE(idws); |
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| 50 | } |
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| 51 | |||
| 52 | struct i915_winsys * |
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| 53 | i915_drm_winsys_create(int drmFD) |
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| 54 | { |
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| 55 | struct i915_drm_winsys *idws; |
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| 56 | unsigned int deviceID; |
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| 57 | |||
| 58 | idws = CALLOC_STRUCT(i915_drm_winsys); |
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| 59 | if (!idws) |
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| 60 | return NULL; |
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| 61 | |||
| 62 | i915_drm_get_device_id(drmFD, &deviceID); |
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| 63 | |||
| 64 | i915_drm_winsys_init_batchbuffer_functions(idws); |
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| 65 | i915_drm_winsys_init_buffer_functions(idws); |
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| 66 | i915_drm_winsys_init_fence_functions(idws); |
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| 67 | |||
| 68 | idws->fd = drmFD; |
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| 69 | idws->base.pci_id = deviceID; |
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| 70 | idws->max_batch_size = 1 * 4096; |
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| 71 | |||
| 72 | idws->base.aperture_size = i915_drm_aperture_size; |
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| 73 | idws->base.destroy = i915_drm_winsys_destroy; |
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| 74 | |||
| 75 | idws->gem_manager = drm_intel_bufmgr_gem_init(idws->fd, idws->max_batch_size); |
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| 76 | drm_intel_bufmgr_gem_enable_reuse(idws->gem_manager); |
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| 77 | drm_intel_bufmgr_gem_enable_fenced_relocs(idws->gem_manager); |
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| 78 | |||
| 79 | idws->dump_cmd = debug_get_bool_option("I915_DUMP_CMD", FALSE); |
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| 80 | idws->dump_raw_file = debug_get_option("I915_DUMP_RAW_FILE", NULL); |
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| 81 | idws->send_cmd = !debug_get_bool_option("I915_NO_HW", FALSE); |
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| 82 | |||
| 83 | return &idws->base; |
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| 84 | } |