140 lines
3.1 KiB
C
140 lines
3.1 KiB
C
/**************************************************************************
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*
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* Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
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* All Rights Reserved.
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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 OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include "libdrm_macros.h"
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#include "internal.h"
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int kms_create(int fd, struct kms_driver **out)
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{
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return linux_create(fd, out);
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}
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int kms_get_prop(struct kms_driver *kms, unsigned key, unsigned *out)
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{
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switch (key) {
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case KMS_BO_TYPE:
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break;
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default:
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return -EINVAL;
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}
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return kms->get_prop(kms, key, out);
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}
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int kms_destroy(struct kms_driver **kms)
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{
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if (!(*kms))
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return 0;
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free(*kms);
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*kms = NULL;
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return 0;
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}
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int kms_bo_create(struct kms_driver *kms, const unsigned *attr, struct kms_bo **out)
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{
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unsigned width = 0;
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unsigned height = 0;
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enum kms_bo_type type = KMS_BO_TYPE_SCANOUT_X8R8G8B8;
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int i;
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for (i = 0; attr[i];) {
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unsigned key = attr[i++];
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unsigned value = attr[i++];
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switch (key) {
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case KMS_WIDTH:
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width = value;
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break;
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case KMS_HEIGHT:
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height = value;
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break;
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case KMS_BO_TYPE:
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type = value;
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break;
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default:
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return -EINVAL;
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}
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}
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if (width == 0 || height == 0)
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return -EINVAL;
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/* XXX sanity check type */
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if (type == KMS_BO_TYPE_CURSOR_64X64_A8R8G8B8 &&
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(width != 64 || height != 64))
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return -EINVAL;
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return kms->bo_create(kms, width, height, type, attr, out);
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}
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int kms_bo_get_prop(struct kms_bo *bo, unsigned key, unsigned *out)
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{
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switch (key) {
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case KMS_PITCH:
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*out = bo->pitch;
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break;
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case KMS_HANDLE:
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*out = bo->handle;
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break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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int kms_bo_map(struct kms_bo *bo, void **out)
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{
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return bo->kms->bo_map(bo, out);
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}
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int kms_bo_unmap(struct kms_bo *bo)
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{
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return bo->kms->bo_unmap(bo);
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}
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int kms_bo_destroy(struct kms_bo **bo)
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{
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int ret;
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if (!(*bo))
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return 0;
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ret = (*bo)->kms->bo_destroy(*bo);
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if (ret)
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return ret;
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*bo = NULL;
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return 0;
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}
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