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https://github.com/KolibriOS/kolibrios.git
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100 lines
3.3 KiB
C
100 lines
3.3 KiB
C
/*
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* Copyright © 2009 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Xiang Haihao <haihao.xiang@intel.com>
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* Zou Nan hai <nanhai.zou@intel.com>
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*
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*/
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#include "sysdeps.h"
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#include "intel_batchbuffer.h"
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#include "intel_memman.h"
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#include "intel_driver.h"
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static Bool
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intel_driver_get_param(struct intel_driver_data *intel, int param, int *value)
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{
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struct drm_i915_getparam gp;
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gp.param = param;
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gp.value = value;
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return (drmIoctl(intel->fd, DRM_IOCTL_I915_GETPARAM, &gp) == 0);
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}
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static void intel_driver_get_revid(struct intel_driver_data *intel, int *value)
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{
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*value = 2; /* assume it is at least B-steping */
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return;
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}
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Bool
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intel_driver_init(VADriverContextP ctx)
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{
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struct intel_driver_data *intel = intel_driver_data(ctx);
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struct drm_state * const drm_state = (struct drm_state *)ctx->drm_state;
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int has_exec2, has_bsd, has_blt;
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assert(drm_state);
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assert(VA_CHECK_DRM_AUTH_TYPE(ctx, VA_DRM_AUTH_DRI1) ||
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VA_CHECK_DRM_AUTH_TYPE(ctx, VA_DRM_AUTH_DRI2) ||
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VA_CHECK_DRM_AUTH_TYPE(ctx, VA_DRM_AUTH_CUSTOM));
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printf("%s context %p\n", __FUNCTION__, ctx);
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intel->fd = drm_state->fd;
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intel->dri2Enabled = 1;
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intel->locked = 0;
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// pthread_mutex_init(&intel->ctxmutex, NULL);
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intel_driver_get_param(intel, I915_PARAM_CHIPSET_ID, &intel->device_id);
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if (intel_driver_get_param(intel, I915_PARAM_HAS_EXECBUF2, &has_exec2))
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intel->has_exec2 = has_exec2;
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if (intel_driver_get_param(intel, I915_PARAM_HAS_BSD, &has_bsd))
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intel->has_bsd = has_bsd;
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if (intel_driver_get_param(intel, I915_PARAM_HAS_BLT, &has_blt))
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intel->has_blt = has_blt;
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printf("device_id=%x has_exec2=%d has_bsd=%d has_blt=%d\n",
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intel->device_id, intel->has_exec2, intel->has_bsd, intel->has_blt);
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intel_driver_get_revid(intel, &intel->revision);
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intel_memman_init(intel);
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return True;
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}
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Bool
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intel_driver_terminate(VADriverContextP ctx)
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{
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struct intel_driver_data *intel = intel_driver_data(ctx);
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intel_memman_terminate(intel);
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// pthread_mutex_destroy(&intel->ctxmutex);
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return True;
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}
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