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3769 | Serge | 1 | /* |
2 | * Copyright © 2009 Intel Corporation |
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3 | * |
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4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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5 | * copy of this software and associated documentation files (the |
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6 | * "Software"), to deal in the Software without restriction, including |
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7 | * without limitation the rights to use, copy, modify, merge, publish, |
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8 | * distribute, sub license, and/or sell copies of the Software, and to |
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9 | * permit persons to whom the Software is furnished to do so, subject to |
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10 | * the following conditions: |
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11 | * |
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12 | * The above copyright notice and this permission notice (including the |
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13 | * next paragraph) shall be included in all copies or substantial portions |
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14 | * of the Software. |
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15 | * |
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16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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17 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
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19 | * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR |
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20 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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21 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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22 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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23 | * |
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24 | * Authors: |
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25 | * Xiang Haihao |
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26 | * Zou Nan hai |
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27 | * |
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28 | */ |
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29 | |||
30 | #include "sysdeps.h" |
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31 | #include "intel_batchbuffer.h" |
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32 | #include "intel_memman.h" |
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33 | #include "intel_driver.h" |
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34 | |||
35 | static Bool |
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36 | intel_driver_get_param(struct intel_driver_data *intel, int param, int *value) |
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37 | { |
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38 | struct drm_i915_getparam gp; |
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39 | |||
40 | gp.param = param; |
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41 | gp.value = value; |
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42 | |||
43 | return (drmIoctl(intel->fd, DRM_IOCTL_I915_GETPARAM, &gp) == 0); |
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44 | |||
45 | } |
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46 | |||
47 | static void intel_driver_get_revid(struct intel_driver_data *intel, int *value) |
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48 | { |
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49 | *value = 2; /* assume it is at least B-steping */ |
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50 | |||
51 | return; |
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52 | } |
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53 | |||
54 | Bool |
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55 | intel_driver_init(VADriverContextP ctx) |
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56 | { |
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57 | struct intel_driver_data *intel = intel_driver_data(ctx); |
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58 | struct drm_state * const drm_state = (struct drm_state *)ctx->drm_state; |
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59 | int has_exec2, has_bsd, has_blt; |
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60 | |||
61 | assert(drm_state); |
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62 | assert(VA_CHECK_DRM_AUTH_TYPE(ctx, VA_DRM_AUTH_DRI1) || |
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63 | VA_CHECK_DRM_AUTH_TYPE(ctx, VA_DRM_AUTH_DRI2) || |
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64 | VA_CHECK_DRM_AUTH_TYPE(ctx, VA_DRM_AUTH_CUSTOM)); |
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65 | |||
66 | printf("%s context %p\n", __FUNCTION__, ctx); |
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67 | |||
68 | intel->fd = drm_state->fd; |
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69 | intel->dri2Enabled = 1; |
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70 | |||
71 | intel->locked = 0; |
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72 | // pthread_mutex_init(&intel->ctxmutex, NULL); |
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73 | |||
74 | intel_driver_get_param(intel, I915_PARAM_CHIPSET_ID, &intel->device_id); |
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75 | if (intel_driver_get_param(intel, I915_PARAM_HAS_EXECBUF2, &has_exec2)) |
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76 | intel->has_exec2 = has_exec2; |
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77 | if (intel_driver_get_param(intel, I915_PARAM_HAS_BSD, &has_bsd)) |
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78 | intel->has_bsd = has_bsd; |
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79 | if (intel_driver_get_param(intel, I915_PARAM_HAS_BLT, &has_blt)) |
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80 | intel->has_blt = has_blt; |
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81 | |||
82 | printf("device_id=%x has_exec2=%d has_bsd=%d has_blt=%d\n", |
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83 | intel->device_id, intel->has_exec2, intel->has_bsd, intel->has_blt); |
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84 | |||
85 | intel_driver_get_revid(intel, &intel->revision); |
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86 | intel_memman_init(intel); |
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87 | return True; |
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88 | } |
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89 | |||
90 | Bool |
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91 | intel_driver_terminate(VADriverContextP ctx) |
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92 | { |
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93 | struct intel_driver_data *intel = intel_driver_data(ctx); |
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94 | |||
95 | intel_memman_terminate(intel); |
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96 | // pthread_mutex_destroy(&intel->ctxmutex); |
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97 | |||
98 | return True; |
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99 | } |