diff options
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_ioctl.c')
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_ioctl.c | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_ioctl.c b/src/mesa/drivers/dri/intel/intel_ioctl.c deleted file mode 100644 index 58c81766cd..0000000000 --- a/src/mesa/drivers/dri/intel/intel_ioctl.c +++ /dev/null @@ -1,185 +0,0 @@ -/************************************************************************** - * - * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * 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 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 TUNGSTEN GRAPHICS AND/OR ITS 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. - * - **************************************************************************/ - - -#include <stdio.h> -#include <unistd.h> -#include <errno.h> -#include <sched.h> -#include <sys/types.h> -#include <sys/ioctl.h> - -#include "mtypes.h" -#include "context.h" -#include "swrast/swrast.h" - -#include "intel_context.h" -#include "intel_ioctl.h" -#include "intel_batchbuffer.h" -#include "intel_blit.h" -#include "intel_regions.h" -#include "drm.h" -#include "i915_drm.h" - -#include "intel_bufmgr.h" - -#define FILE_DEBUG_FLAG DEBUG_IOCTL - -int -intelEmitIrqLocked(struct intel_context *intel) -{ - struct drm_i915_irq_emit ie; - int ret, seq = 1; - - if (intel->no_hw) - return 1; - - /* - assert(((*(int *)intel->driHwLock) & ~DRM_LOCK_CONT) == - (DRM_LOCK_HELD|intel->hHWContext)); - */ - - ie.irq_seq = &seq; - - ret = drmCommandWriteRead(intel->driFd, DRM_I915_IRQ_EMIT, &ie, sizeof(ie)); - if (ret) { - fprintf(stderr, "%s: drm_i915_irq_emit: %d\n", __FUNCTION__, ret); - exit(1); - } - - DBG("%s --> %d\n", __FUNCTION__, seq); - - return seq; -} - -void -intelWaitIrq(struct intel_context *intel, int seq) -{ - struct drm_i915_irq_wait iw; - int ret, lastdispatch; - volatile struct drm_i915_sarea *sarea = intel->sarea; - - if (intel->no_hw) - return; - - DBG("%s %d\n", __FUNCTION__, seq); - - iw.irq_seq = seq; - - do { - lastdispatch = sarea->last_dispatch; - ret = drmCommandWrite(intel->driFd, DRM_I915_IRQ_WAIT, &iw, sizeof(iw)); - } while (ret == -EAGAIN || - ret == -EINTR || - (ret == -EBUSY && lastdispatch != sarea->last_dispatch) || - (ret == 0 && seq > sarea->last_dispatch) || - (ret == 0 && sarea->last_dispatch - seq >= (1 << 24))); - - if (ret) { - fprintf(stderr, "%s: drm_i915_irq_wait: %d\n", __FUNCTION__, ret); - exit(1); - } -} - - -int -intel_batch_ioctl(struct intel_context *intel, - GLuint start_offset, - GLuint used, - GLboolean ignore_cliprects, GLboolean allow_unlock) -{ - struct drm_i915_batchbuffer batch; - - if (intel->no_hw) - return 0; - - assert(intel->locked); - assert(used); - - DBG("%s used %d offset %x..%x ignore_cliprects %d\n", - __FUNCTION__, - used, start_offset, start_offset + used, ignore_cliprects); - - /* Throw away non-effective packets. Won't work once we have - * hardware contexts which would preserve statechanges beyond a - * single buffer. - */ - batch.start = start_offset; - batch.used = used; - batch.cliprects = intel->pClipRects; - batch.num_cliprects = ignore_cliprects ? 0 : intel->numClipRects; - batch.DR1 = 0; - batch.DR4 = ((((GLuint) intel->drawX) & 0xffff) | - (((GLuint) intel->drawY) << 16)); - - DBG("%s: 0x%x..0x%x DR4: %x cliprects: %d\n", - __FUNCTION__, - batch.start, - batch.start + batch.used * 4, batch.DR4, batch.num_cliprects); - - if (drmCommandWrite(intel->driFd, DRM_I915_BATCHBUFFER, &batch, - sizeof(batch))) { - fprintf(stderr, "DRM_I915_BATCHBUFFER: %d\n", -errno); - return -errno; - } - - return 0; -} - -int -intel_exec_ioctl(struct intel_context *intel, - GLuint used, - GLboolean ignore_cliprects, GLboolean allow_unlock, - struct drm_i915_gem_execbuffer *execbuf) -{ - int ret; - - assert(intel->locked); - assert(used); - - if (intel->no_hw) - return 0; - - execbuf->batch_start_offset = 0; - execbuf->batch_len = used; - execbuf->cliprects_ptr = (uintptr_t)intel->pClipRects; - execbuf->num_cliprects = ignore_cliprects ? 0 : intel->numClipRects; - execbuf->DR1 = 0; - execbuf->DR4 = ((((GLuint) intel->drawX) & 0xffff) | - (((GLuint) intel->drawY) << 16)); - - do { - ret = ioctl(intel->driFd, DRM_IOCTL_I915_GEM_EXECBUFFER, execbuf); - } while (ret == -EAGAIN); - - if (ret != 0) { - fprintf(stderr, "DRM_I915_GEM_EXECBUFFER: %d\n", -errno); - return -errno; - } - - return 0; -} |