summaryrefslogtreecommitdiff
path: root/src/mesa/drivers/dri/intel/intel_ioctl.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_ioctl.c')
-rw-r--r--src/mesa/drivers/dri/intel/intel_ioctl.c185
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;
-}