-/ i915_dma.c -- DMA support for the I915 -*- linux-c -*-
+/* i915_dma.c -- DMA support for the I915 -*- linux-c -*-
*/
/*
* 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
* 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.
* 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 "drmP.h"
#include "i915_drm.h"
#include "i915_drv.h"
-#define IS_I965G(dev) (dev->pdev->device == 0x2972 || \
- dev->pdev->device == 0x2982 || \
- dev->pdev->device == 0x2992 || \
- dev->pdev->device == 0x29A2 || \
- dev->pdev->device == 0x2A02)
-
/* Really want an OS-independent resettable timer. Would like to have
* this loop run for (eg) 3 sec, but have the timer reset every time
* the head pointer changes, so that EBUSY only happens if the ring
* actually stalls for (eg) 3 seconds.
*/
-int i915_wait_ring(drm_device_t * dev, int n, const char *caller)
+int i915_wait_ring(struct drm_device * dev, int n, const char *caller)
{
drm_i915_private_t *dev_priv = dev->dev_private;
drm_i915_ring_buffer_t *ring = &(dev_priv->ring);
i = 0;
last_head = ring->head;
+ DRM_UDELAY(1);
}
- return DRM_ERR(EBUSY);
+ return -EBUSY;
}
-void i915_kernel_lost_context(drm_device_t * dev)
+void i915_kernel_lost_context(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
drm_i915_ring_buffer_t *ring = &(dev_priv->ring);
dev_priv->sarea_priv->perf_boxes |= I915_BOX_RING_EMPTY;
}
-static int i915_dma_cleanup(drm_device_t * dev)
+static int i915_dma_cleanup(struct drm_device * dev)
{
+ drm_i915_private_t *dev_priv = dev->dev_private;
/* Make sure interrupts are disabled here because the uninstall ioctl
* may not have been called from userspace and after dev_private
* is freed, it's too late.
if (dev->irq)
drm_irq_uninstall(dev);
- if (dev->dev_private) {
- drm_i915_private_t *dev_priv =
- (drm_i915_private_t *) dev->dev_private;
-
- if (dev_priv->ring.virtual_start) {
- drm_core_ioremapfree(&dev_priv->ring.map, dev);
- }
-
- if (dev_priv->status_page_dmah) {
- drm_pci_free(dev, dev_priv->status_page_dmah);
- /* Need to rewrite hardware status page */
- I915_WRITE(0x02080, 0x1ffff000);
- }
+ if (dev_priv->ring.virtual_start) {
+ drm_core_ioremapfree(&dev_priv->ring.map, dev);
+ dev_priv->ring.virtual_start = 0;
+ dev_priv->ring.map.handle = 0;
+ dev_priv->ring.map.size = 0;
+ }
- drm_free(dev->dev_private, sizeof(drm_i915_private_t),
- DRM_MEM_DRIVER);
+ if (dev_priv->status_page_dmah) {
+ drm_pci_free(dev, dev_priv->status_page_dmah);
+ dev_priv->status_page_dmah = NULL;
+ /* Need to rewrite hardware status page */
+ I915_WRITE(0x02080, 0x1ffff000);
+ }
- dev->dev_private = NULL;
+ if (dev_priv->status_gfx_addr) {
+ dev_priv->status_gfx_addr = 0;
+ drm_core_ioremapfree(&dev_priv->hws_map, dev);
+ I915_WRITE(0x02080, 0x1ffff000);
}
return 0;
}
-static int i915_initialize(drm_device_t * dev,
- drm_i915_private_t * dev_priv,
- drm_i915_init_t * init)
+static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init)
{
- memset(dev_priv, 0, sizeof(drm_i915_private_t));
+ drm_i915_private_t *dev_priv = dev->dev_private;
- DRM_GETSAREA();
+ dev_priv->sarea = drm_getsarea(dev);
if (!dev_priv->sarea) {
DRM_ERROR("can not find sarea!\n");
- dev->dev_private = (void *)dev_priv;
i915_dma_cleanup(dev);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev_priv->mmio_map = drm_core_findmap(dev, init->mmio_offset);
if (!dev_priv->mmio_map) {
- dev->dev_private = (void *)dev_priv;
i915_dma_cleanup(dev);
DRM_ERROR("can not find mmio map!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
+#ifdef I915_HAVE_BUFFER
+ dev_priv->max_validate_buffers = I915_MAX_VALIDATE_BUFFERS;
+#endif
+
dev_priv->sarea_priv = (drm_i915_sarea_t *)
((u8 *) dev_priv->sarea->handle + init->sarea_priv_offset);
drm_core_ioremap(&dev_priv->ring.map, dev);
if (dev_priv->ring.map.handle == NULL) {
- dev->dev_private = (void *)dev_priv;
i915_dma_cleanup(dev);
DRM_ERROR("can not ioremap virtual address for"
" ring buffer\n");
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
dev_priv->ring.virtual_start = dev_priv->ring.map.handle;
dev_priv->cpp = init->cpp;
- dev_priv->back_offset = init->back_offset;
- dev_priv->front_offset = init->front_offset;
- dev_priv->current_page = 0;
- dev_priv->sarea_priv->pf_current_page = dev_priv->current_page;
+ dev_priv->sarea_priv->pf_current_page = 0;
/* We are using separate values as placeholders for mechanisms for
* private backbuffer/depthbuffer usage.
*/
dev_priv->allow_batchbuffer = 1;
+ /* Enable vblank on pipe A for older X servers
+ */
+ dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A;
+
/* Program Hardware Status Page */
- dev_priv->status_page_dmah = drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE,
- 0xffffffff);
+ if (!IS_G33(dev)) {
+ dev_priv->status_page_dmah =
+ drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE, 0xffffffff);
+
+ if (!dev_priv->status_page_dmah) {
+ i915_dma_cleanup(dev);
+ DRM_ERROR("Can not allocate hardware status page\n");
+ return -ENOMEM;
+ }
+ dev_priv->hw_status_page = dev_priv->status_page_dmah->vaddr;
+ dev_priv->dma_status_page = dev_priv->status_page_dmah->busaddr;
- if (!dev_priv->status_page_dmah) {
- dev->dev_private = (void *)dev_priv;
- i915_dma_cleanup(dev);
- DRM_ERROR("Can not allocate hardware status page\n");
- return DRM_ERR(ENOMEM);
- }
- dev_priv->hw_status_page = dev_priv->status_page_dmah->vaddr;
- dev_priv->dma_status_page = dev_priv->status_page_dmah->busaddr;
-
- memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
- DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page);
+ memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
- I915_WRITE(0x02080, dev_priv->dma_status_page);
+ I915_WRITE(0x02080, dev_priv->dma_status_page);
+ }
DRM_DEBUG("Enabled hardware status page\n");
- dev->dev_private = (void *)dev_priv;
#ifdef I915_HAVE_BUFFER
- drm_bo_driver_init(dev);
+ mutex_init(&dev_priv->cmdbuf_mutex);
#endif
return 0;
}
-static int i915_dma_resume(drm_device_t * dev)
+static int i915_dma_resume(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
if (!dev_priv->sarea) {
DRM_ERROR("can not find sarea!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
if (!dev_priv->mmio_map) {
DRM_ERROR("can not find mmio map!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
if (dev_priv->ring.map.handle == NULL) {
DRM_ERROR("can not ioremap virtual address for"
" ring buffer\n");
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
/* Program Hardware Status Page */
if (!dev_priv->hw_status_page) {
DRM_ERROR("Can not find hardware status page\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page);
- I915_WRITE(0x02080, dev_priv->dma_status_page);
+ if (dev_priv->status_gfx_addr != 0)
+ I915_WRITE(0x02080, dev_priv->status_gfx_addr);
+ else
+ I915_WRITE(0x02080, dev_priv->dma_status_page);
DRM_DEBUG("Enabled hardware status page\n");
return 0;
}
-static int i915_dma_init(DRM_IOCTL_ARGS)
+static int i915_dma_init(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
- drm_i915_private_t *dev_priv;
- drm_i915_init_t init;
+ drm_i915_init_t *init = data;
int retcode = 0;
- DRM_COPY_FROM_USER_IOCTL(init, (drm_i915_init_t __user *) data,
- sizeof(init));
-
- switch (init.func) {
+ switch (init->func) {
case I915_INIT_DMA:
- dev_priv = drm_alloc(sizeof(drm_i915_private_t),
- DRM_MEM_DRIVER);
- if (dev_priv == NULL)
- return DRM_ERR(ENOMEM);
- retcode = i915_initialize(dev, dev_priv, &init);
+ retcode = i915_initialize(dev, init);
break;
case I915_CLEANUP_DMA:
retcode = i915_dma_cleanup(dev);
{
int ret = do_validate_cmd(cmd);
-/* printk("validate_cmd( %x ): %d\n", cmd, ret); */
+/* printk("validate_cmd( %x ): %d\n", cmd, ret); */
return ret;
}
-static int i915_emit_cmds(drm_device_t * dev, int __user * buffer, int dwords)
+static int i915_emit_cmds(struct drm_device * dev, int __user * buffer,
+ int dwords)
{
drm_i915_private_t *dev_priv = dev->dev_private;
int i;
RING_LOCALS;
if ((dwords+1) * sizeof(int) >= dev_priv->ring.Size - 8)
- return DRM_ERR(EINVAL);
+ return -EINVAL;
BEGIN_LP_RING((dwords+1)&~1);
for (i = 0; i < dwords;) {
int cmd, sz;
- if (DRM_COPY_FROM_USER_UNCHECKED(&cmd, &buffer[i], sizeof(cmd))) {
+ if (DRM_COPY_FROM_USER_UNCHECKED(&cmd, &buffer[i], sizeof(cmd)))
+ return -EINVAL;
- return DRM_ERR(EINVAL);
- }
if ((sz = validate_cmd(cmd)) == 0 || i + sz > dwords)
- return DRM_ERR(EINVAL);
+ return -EINVAL;
OUT_RING(cmd);
while (++i, --sz) {
if (DRM_COPY_FROM_USER_UNCHECKED(&cmd, &buffer[i],
sizeof(cmd))) {
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
OUT_RING(cmd);
}
}
-
+
if (dwords & 1)
OUT_RING(0);
ADVANCE_LP_RING();
-
+
return 0;
}
-static int i915_emit_box(drm_device_t * dev,
- drm_clip_rect_t __user * boxes,
+static int i915_emit_box(struct drm_device * dev,
+ struct drm_clip_rect __user * boxes,
int i, int DR1, int DR4)
{
drm_i915_private_t *dev_priv = dev->dev_private;
- drm_clip_rect_t box;
+ struct drm_clip_rect box;
RING_LOCALS;
if (DRM_COPY_FROM_USER_UNCHECKED(&box, &boxes[i], sizeof(box))) {
- return EFAULT;
+ return -EFAULT;
}
if (box.y2 <= box.y1 || box.x2 <= box.x1 || box.y2 <= 0 || box.x2 <= 0) {
DRM_ERROR("Bad box %d,%d..%d,%d\n",
box.x1, box.y1, box.x2, box.y2);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
if (IS_I965G(dev)) {
* emit. For now, do it in both places:
*/
-static void i915_emit_breadcrumb(drm_device_t *dev)
+void i915_emit_breadcrumb(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
RING_LOCALS;
- dev_priv->sarea_priv->last_enqueue = ++dev_priv->counter;
+ if (++dev_priv->counter > BREADCRUMB_MASK) {
+ dev_priv->counter = 1;
+ DRM_DEBUG("Breadcrumb counter wrapped around\n");
+ }
+
+ dev_priv->sarea_priv->last_enqueue = dev_priv->counter;
BEGIN_LP_RING(4);
OUT_RING(CMD_STORE_DWORD_IDX);
OUT_RING(dev_priv->counter);
OUT_RING(0);
ADVANCE_LP_RING();
-#ifdef I915_HAVE_FENCE
- drm_fence_flush_old(dev, dev_priv->counter);
-#endif
}
-int i915_emit_mi_flush(drm_device_t *dev, uint32_t flush)
+int i915_emit_mi_flush(struct drm_device *dev, uint32_t flush)
{
drm_i915_private_t *dev_priv = dev->dev_private;
uint32_t flush_cmd = CMD_MI_FLUSH;
}
-static int i915_dispatch_cmdbuffer(drm_device_t * dev,
+static int i915_dispatch_cmdbuffer(struct drm_device * dev,
drm_i915_cmdbuffer_t * cmd)
{
+#ifdef I915_HAVE_FENCE
+ drm_i915_private_t *dev_priv = dev->dev_private;
+#endif
int nbox = cmd->num_cliprects;
int i = 0, count, ret;
if (cmd->sz & 0x3) {
- DRM_ERROR("alignment");
- return DRM_ERR(EINVAL);
+ DRM_ERROR("alignment\n");
+ return -EINVAL;
}
i915_kernel_lost_context(dev);
}
i915_emit_breadcrumb( dev );
+#ifdef I915_HAVE_FENCE
+ drm_fence_flush_old(dev, 0, dev_priv->counter);
+#endif
return 0;
}
-static int i915_dispatch_batchbuffer(drm_device_t * dev,
+static int i915_dispatch_batchbuffer(struct drm_device * dev,
drm_i915_batchbuffer_t * batch)
{
drm_i915_private_t *dev_priv = dev->dev_private;
- drm_clip_rect_t __user *boxes = batch->cliprects;
+ struct drm_clip_rect __user *boxes = batch->cliprects;
int nbox = batch->num_cliprects;
int i = 0, count;
RING_LOCALS;
if ((batch->start | batch->used) & 0x7) {
- DRM_ERROR("alignment");
- return DRM_ERR(EINVAL);
+ DRM_ERROR("alignment\n");
+ return -EINVAL;
}
i915_kernel_lost_context(dev);
if (dev_priv->use_mi_batchbuffer_start) {
BEGIN_LP_RING(2);
- OUT_RING(MI_BATCH_BUFFER_START | (2 << 6));
- OUT_RING(batch->start | MI_BATCH_NON_SECURE);
+ if (IS_I965G(dev)) {
+ OUT_RING(MI_BATCH_BUFFER_START | (2 << 6) | MI_BATCH_NON_SECURE_I965);
+ OUT_RING(batch->start);
+ } else {
+ OUT_RING(MI_BATCH_BUFFER_START | (2 << 6));
+ OUT_RING(batch->start | MI_BATCH_NON_SECURE);
+ }
ADVANCE_LP_RING();
+
} else {
BEGIN_LP_RING(4);
OUT_RING(MI_BATCH_BUFFER);
}
i915_emit_breadcrumb( dev );
+#ifdef I915_HAVE_FENCE
+ drm_fence_flush_old(dev, 0, dev_priv->counter);
+#endif
return 0;
}
-static int i915_dispatch_flip(drm_device_t * dev)
+static void i915_do_dispatch_flip(struct drm_device * dev, int plane, int sync)
{
drm_i915_private_t *dev_priv = dev->dev_private;
+ u32 num_pages, current_page, next_page, dspbase;
+ int shift = 2 * plane, x, y;
RING_LOCALS;
- DRM_DEBUG("%s: page=%d pfCurrentPage=%d\n",
- __FUNCTION__,
- dev_priv->current_page,
- dev_priv->sarea_priv->pf_current_page);
-
- i915_kernel_lost_context(dev);
+ /* Calculate display base offset */
+ num_pages = dev_priv->sarea_priv->third_handle ? 3 : 2;
+ current_page = (dev_priv->sarea_priv->pf_current_page >> shift) & 0x3;
+ next_page = (current_page + 1) % num_pages;
- BEGIN_LP_RING(2);
- OUT_RING(INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE);
- OUT_RING(0);
- ADVANCE_LP_RING();
+ switch (next_page) {
+ default:
+ case 0:
+ dspbase = dev_priv->sarea_priv->front_offset;
+ break;
+ case 1:
+ dspbase = dev_priv->sarea_priv->back_offset;
+ break;
+ case 2:
+ dspbase = dev_priv->sarea_priv->third_offset;
+ break;
+ }
- BEGIN_LP_RING(6);
- OUT_RING(CMD_OP_DISPLAYBUFFER_INFO | ASYNC_FLIP);
- OUT_RING(0);
- if (dev_priv->current_page == 0) {
- OUT_RING(dev_priv->back_offset);
- dev_priv->current_page = 1;
+ if (plane == 0) {
+ x = dev_priv->sarea_priv->planeA_x;
+ y = dev_priv->sarea_priv->planeA_y;
} else {
- OUT_RING(dev_priv->front_offset);
- dev_priv->current_page = 0;
+ x = dev_priv->sarea_priv->planeB_x;
+ y = dev_priv->sarea_priv->planeB_y;
}
- OUT_RING(0);
- ADVANCE_LP_RING();
- BEGIN_LP_RING(2);
- OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_PLANE_A_FLIP);
- OUT_RING(0);
- ADVANCE_LP_RING();
+ dspbase += (y * dev_priv->sarea_priv->pitch + x) * dev_priv->cpp;
- dev_priv->sarea_priv->last_enqueue = dev_priv->counter++;
+ DRM_DEBUG("plane=%d current_page=%d dspbase=0x%x\n", plane, current_page,
+ dspbase);
BEGIN_LP_RING(4);
- OUT_RING(CMD_STORE_DWORD_IDX);
- OUT_RING(20);
- OUT_RING(dev_priv->counter);
- OUT_RING(0);
+ OUT_RING(sync ? 0 :
+ (MI_WAIT_FOR_EVENT | (plane ? MI_WAIT_FOR_PLANE_B_FLIP :
+ MI_WAIT_FOR_PLANE_A_FLIP)));
+ OUT_RING(CMD_OP_DISPLAYBUFFER_INFO | (sync ? 0 : ASYNC_FLIP) |
+ (plane ? DISPLAY_PLANE_B : DISPLAY_PLANE_A));
+ OUT_RING(dev_priv->sarea_priv->pitch * dev_priv->cpp);
+ OUT_RING(dspbase);
ADVANCE_LP_RING();
+
+ dev_priv->sarea_priv->pf_current_page &= ~(0x3 << shift);
+ dev_priv->sarea_priv->pf_current_page |= next_page << shift;
+}
+
+void i915_dispatch_flip(struct drm_device * dev, int planes, int sync)
+{
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ int i;
+
+ DRM_DEBUG("%s: planes=0x%x pfCurrentPage=%d\n",
+ __FUNCTION__,
+ planes, dev_priv->sarea_priv->pf_current_page);
+
+ i915_emit_mi_flush(dev, MI_READ_FLUSH | MI_EXE_FLUSH);
+
+ for (i = 0; i < 2; i++)
+ if (planes & (1 << i))
+ i915_do_dispatch_flip(dev, i, sync);
+
+ i915_emit_breadcrumb(dev);
#ifdef I915_HAVE_FENCE
- drm_fence_flush_old(dev, dev_priv->counter);
+ if (!sync)
+ drm_fence_flush_old(dev, 0, dev_priv->counter);
#endif
- dev_priv->sarea_priv->pf_current_page = dev_priv->current_page;
- return 0;
}
-static int i915_quiescent(drm_device_t * dev)
+static int i915_quiescent(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
return i915_wait_ring(dev, dev_priv->ring.Size - 8, __FUNCTION__);
}
-static int i915_flush_ioctl(DRM_IOCTL_ARGS)
+static int i915_flush_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
return i915_quiescent(dev);
}
-static int i915_batchbuffer(DRM_IOCTL_ARGS)
+static int i915_batchbuffer(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- u32 *hw_status = dev_priv->hw_status_page;
drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *)
dev_priv->sarea_priv;
- drm_i915_batchbuffer_t batch;
+ drm_i915_batchbuffer_t *batch = data;
int ret;
if (!dev_priv->allow_batchbuffer) {
DRM_ERROR("Batchbuffer ioctl disabled\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
- DRM_COPY_FROM_USER_IOCTL(batch, (drm_i915_batchbuffer_t __user *) data,
- sizeof(batch));
-
DRM_DEBUG("i915 batchbuffer, start %x used %d cliprects %d\n",
- batch.start, batch.used, batch.num_cliprects);
+ batch->start, batch->used, batch->num_cliprects);
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
- if (batch.num_cliprects && DRM_VERIFYAREA_READ(batch.cliprects,
- batch.num_cliprects *
- sizeof(drm_clip_rect_t)))
- return DRM_ERR(EFAULT);
+ if (batch->num_cliprects && DRM_VERIFYAREA_READ(batch->cliprects,
+ batch->num_cliprects *
+ sizeof(struct drm_clip_rect)))
+ return -EFAULT;
- ret = i915_dispatch_batchbuffer(dev, &batch);
+ ret = i915_dispatch_batchbuffer(dev, batch);
- sarea_priv->last_dispatch = (int)hw_status[5];
+ sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
return ret;
}
-static int i915_cmdbuffer(DRM_IOCTL_ARGS)
+static int i915_cmdbuffer(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- u32 *hw_status = dev_priv->hw_status_page;
drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *)
dev_priv->sarea_priv;
- drm_i915_cmdbuffer_t cmdbuf;
+ drm_i915_cmdbuffer_t *cmdbuf = data;
int ret;
- DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_i915_cmdbuffer_t __user *) data,
- sizeof(cmdbuf));
-
DRM_DEBUG("i915 cmdbuffer, buf %p sz %d cliprects %d\n",
- cmdbuf.buf, cmdbuf.sz, cmdbuf.num_cliprects);
+ cmdbuf->buf, cmdbuf->sz, cmdbuf->num_cliprects);
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
- if (cmdbuf.num_cliprects &&
- DRM_VERIFYAREA_READ(cmdbuf.cliprects,
- cmdbuf.num_cliprects *
- sizeof(drm_clip_rect_t))) {
+ if (cmdbuf->num_cliprects &&
+ DRM_VERIFYAREA_READ(cmdbuf->cliprects,
+ cmdbuf->num_cliprects *
+ sizeof(struct drm_clip_rect))) {
DRM_ERROR("Fault accessing cliprects\n");
- return DRM_ERR(EFAULT);
+ return -EFAULT;
}
- ret = i915_dispatch_cmdbuffer(dev, &cmdbuf);
+ ret = i915_dispatch_cmdbuffer(dev, cmdbuf);
if (ret) {
DRM_ERROR("i915_dispatch_cmdbuffer failed\n");
return ret;
}
- sarea_priv->last_dispatch = (int)hw_status[5];
+ sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
+ return 0;
+}
+
+#ifdef I915_HAVE_BUFFER
+struct i915_relocatee_info {
+ struct drm_buffer_object *buf;
+ unsigned long offset;
+ u32 *data_page;
+ unsigned page_offset;
+ struct drm_bo_kmap_obj kmap;
+ int is_iomem;
+};
+
+static void i915_dereference_buffers_locked(struct drm_buffer_object **buffers,
+ unsigned num_buffers)
+{
+ while (num_buffers--)
+ drm_bo_usage_deref_locked(&buffers[num_buffers]);
+}
+
+int i915_apply_reloc(struct drm_file *file_priv, int num_buffers,
+ struct drm_buffer_object **buffers,
+ struct i915_relocatee_info *relocatee,
+ uint32_t *reloc)
+{
+ unsigned index;
+ unsigned long new_cmd_offset;
+ u32 val;
+ int ret;
+
+ if (reloc[2] >= num_buffers) {
+ DRM_ERROR("Illegal relocation buffer %08X\n", reloc[2]);
+ return -EINVAL;
+ }
+
+ new_cmd_offset = reloc[0];
+ if (!relocatee->data_page ||
+ !drm_bo_same_page(relocatee->offset, new_cmd_offset)) {
+ drm_bo_kunmap(&relocatee->kmap);
+ relocatee->offset = new_cmd_offset;
+ ret = drm_bo_kmap(relocatee->buf, new_cmd_offset >> PAGE_SHIFT,
+ 1, &relocatee->kmap);
+ if (ret) {
+ DRM_ERROR("Could not map command buffer to apply relocs\n %08lx", new_cmd_offset);
+ return ret;
+ }
+
+ relocatee->data_page = drm_bmo_virtual(&relocatee->kmap,
+ &relocatee->is_iomem);
+ relocatee->page_offset = (relocatee->offset & PAGE_MASK);
+ }
+
+ val = buffers[reloc[2]]->offset;
+ index = (reloc[0] - relocatee->page_offset) >> 2;
+
+ /* add in validate */
+ val = val + reloc[1];
+
+ relocatee->data_page[index] = val;
return 0;
}
-static int i915_do_cleanup_pageflip(drm_device_t * dev)
+int i915_process_relocs(struct drm_file *file_priv,
+ uint32_t buf_handle,
+ uint32_t *reloc_buf_handle,
+ struct i915_relocatee_info *relocatee,
+ struct drm_buffer_object **buffers,
+ uint32_t num_buffers)
+{
+ struct drm_device *dev = file_priv->head->dev;
+ struct drm_buffer_object *reloc_list_object;
+ uint32_t cur_handle = *reloc_buf_handle;
+ uint32_t *reloc_page;
+ int ret, reloc_is_iomem, reloc_stride;
+ uint32_t num_relocs, reloc_offset, reloc_end, reloc_page_offset, next_offset, cur_offset;
+ struct drm_bo_kmap_obj reloc_kmap;
+
+ memset(&reloc_kmap, 0, sizeof(reloc_kmap));
+
+ mutex_lock(&dev->struct_mutex);
+ reloc_list_object = drm_lookup_buffer_object(file_priv, cur_handle, 1);
+ mutex_unlock(&dev->struct_mutex);
+ if (!reloc_list_object)
+ return -EINVAL;
+
+ ret = drm_bo_kmap(reloc_list_object, 0, 1, &reloc_kmap);
+ if (ret) {
+ DRM_ERROR("Could not map relocation buffer.\n");
+ goto out;
+ }
+
+ reloc_page = drm_bmo_virtual(&reloc_kmap, &reloc_is_iomem);
+ num_relocs = reloc_page[0] & 0xffff;
+
+ if ((reloc_page[0] >> 16) & 0xffff) {
+ DRM_ERROR("Unsupported relocation type requested\n");
+ goto out;
+ }
+
+ /* get next relocate buffer handle */
+ *reloc_buf_handle = reloc_page[1];
+ reloc_stride = I915_RELOC0_STRIDE * sizeof(uint32_t); /* may be different for other types of relocs */
+
+ DRM_DEBUG("num relocs is %d, next is %08X\n", num_relocs, reloc_page[1]);
+
+ reloc_page_offset = 0;
+ reloc_offset = I915_RELOC_HEADER * sizeof(uint32_t);
+ reloc_end = reloc_offset + (num_relocs * reloc_stride);
+
+ do {
+ next_offset = drm_bo_offset_end(reloc_offset, reloc_end);
+
+ do {
+ cur_offset = ((reloc_offset + reloc_page_offset) & ~PAGE_MASK) / sizeof(uint32_t);
+ ret = i915_apply_reloc(file_priv, num_buffers,
+ buffers, relocatee, &reloc_page[cur_offset]);
+ if (ret)
+ goto out;
+
+ reloc_offset += reloc_stride;
+ } while (reloc_offset < next_offset);
+
+ drm_bo_kunmap(&reloc_kmap);
+
+ reloc_offset = next_offset;
+ if (reloc_offset != reloc_end) {
+ ret = drm_bo_kmap(reloc_list_object, reloc_offset >> PAGE_SHIFT, 1, &reloc_kmap);
+ if (ret) {
+ DRM_ERROR("Could not map relocation buffer.\n");
+ goto out;
+ }
+
+ reloc_page = drm_bmo_virtual(&reloc_kmap, &reloc_is_iomem);
+ reloc_page_offset = reloc_offset & ~PAGE_MASK;
+ }
+
+ } while (reloc_offset != reloc_end);
+out:
+ drm_bo_kunmap(&relocatee->kmap);
+ relocatee->data_page = NULL;
+
+ drm_bo_kunmap(&reloc_kmap);
+
+ mutex_lock(&dev->struct_mutex);
+ drm_bo_usage_deref_locked(&reloc_list_object);
+ mutex_unlock(&dev->struct_mutex);
+
+ return ret;
+}
+
+static int i915_exec_reloc(struct drm_file *file_priv, drm_handle_t buf_handle,
+ drm_handle_t buf_reloc_handle,
+ struct drm_buffer_object **buffers,
+ uint32_t buf_count)
+{
+ struct drm_device *dev = file_priv->head->dev;
+ struct i915_relocatee_info relocatee;
+ int ret = 0;
+
+ memset(&relocatee, 0, sizeof(relocatee));
+
+ mutex_lock(&dev->struct_mutex);
+ relocatee.buf = drm_lookup_buffer_object(file_priv, buf_handle, 1);
+ mutex_unlock(&dev->struct_mutex);
+ if (!relocatee.buf) {
+ DRM_DEBUG("relocatee buffer invalid %08x\n", buf_handle);
+ ret = -EINVAL;
+ goto out_err;
+ }
+
+ while (buf_reloc_handle) {
+ ret = i915_process_relocs(file_priv, buf_handle, &buf_reloc_handle, &relocatee, buffers, buf_count);
+ if (ret) {
+ DRM_ERROR("process relocs failed\n");
+ break;
+ }
+ }
+
+ mutex_lock(&dev->struct_mutex);
+ drm_bo_usage_deref_locked(&relocatee.buf);
+ mutex_unlock(&dev->struct_mutex);
+
+out_err:
+ return ret;
+}
+
+/*
+ * Validate, add fence and relocate a block of bos from a userspace list
+ */
+int i915_validate_buffer_list(struct drm_file *file_priv,
+ unsigned int fence_class, uint64_t data,
+ struct drm_buffer_object **buffers,
+ uint32_t *num_buffers)
+{
+ struct drm_i915_op_arg arg;
+ struct drm_bo_op_req *req = &arg.d.req;
+ struct drm_bo_arg_rep rep;
+ unsigned long next = 0;
+ int ret = 0;
+ unsigned buf_count = 0;
+ struct drm_device *dev = file_priv->head->dev;
+ uint32_t buf_reloc_handle, buf_handle;
+
+
+ do {
+ if (buf_count >= *num_buffers) {
+ DRM_ERROR("Buffer count exceeded %d\n.", *num_buffers);
+ ret = -EINVAL;
+ goto out_err;
+ }
+
+ buffers[buf_count] = NULL;
+
+ if (copy_from_user(&arg, (void __user *)(unsigned)data, sizeof(arg))) {
+ ret = -EFAULT;
+ goto out_err;
+ }
+
+ if (arg.handled) {
+ data = arg.next;
+ mutex_lock(&dev->struct_mutex);
+ buffers[buf_count] = drm_lookup_buffer_object(file_priv, req->arg_handle, 1);
+ mutex_unlock(&dev->struct_mutex);
+ buf_count++;
+ continue;
+ }
+
+ rep.ret = 0;
+ if (req->op != drm_bo_validate) {
+ DRM_ERROR
+ ("Buffer object operation wasn't \"validate\".\n");
+ rep.ret = -EINVAL;
+ goto out_err;
+ }
+
+ buf_handle = req->bo_req.handle;
+ buf_reloc_handle = arg.reloc_handle;
+
+ if (buf_reloc_handle) {
+ ret = i915_exec_reloc(file_priv, buf_handle, buf_reloc_handle, buffers, buf_count);
+ if (ret)
+ goto out_err;
+ DRM_MEMORYBARRIER();
+ }
+
+ rep.ret = drm_bo_handle_validate(file_priv, req->bo_req.handle,
+ req->bo_req.fence_class,
+ req->bo_req.flags,
+ req->bo_req.mask,
+ req->bo_req.hint,
+ 0,
+ &rep.bo_info,
+ &buffers[buf_count]);
+
+ if (rep.ret) {
+ DRM_ERROR("error on handle validate %d\n", rep.ret);
+ goto out_err;
+ }
+
+
+ next = arg.next;
+ arg.handled = 1;
+ arg.d.rep = rep;
+
+ if (copy_to_user((void __user *)(unsigned)data, &arg, sizeof(arg)))
+ return -EFAULT;
+
+ data = next;
+ buf_count++;
+
+ } while (next != 0);
+ *num_buffers = buf_count;
+ return 0;
+out_err:
+ mutex_lock(&dev->struct_mutex);
+ i915_dereference_buffers_locked(buffers, buf_count);
+ mutex_unlock(&dev->struct_mutex);
+ *num_buffers = 0;
+ return (ret) ? ret : rep.ret;
+}
+
+static int i915_execbuffer(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ drm_i915_sarea_t *sarea_priv = (drm_i915_sarea_t *)
+ dev_priv->sarea_priv;
+ struct drm_i915_execbuffer *exec_buf = data;
+ struct _drm_i915_batchbuffer *batch = &exec_buf->batch;
+ struct drm_fence_arg *fence_arg = &exec_buf->fence_arg;
+ int num_buffers;
+ int ret;
+ struct drm_buffer_object **buffers;
+ struct drm_fence_object *fence;
+
+ if (!dev_priv->allow_batchbuffer) {
+ DRM_ERROR("Batchbuffer ioctl disabled\n");
+ return -EINVAL;
+ }
+
+
+ if (batch->num_cliprects && DRM_VERIFYAREA_READ(batch->cliprects,
+ batch->num_cliprects *
+ sizeof(struct drm_clip_rect)))
+ return -EFAULT;
+
+ if (exec_buf->num_buffers > dev_priv->max_validate_buffers)
+ return -EINVAL;
+
+
+ ret = drm_bo_read_lock(&dev->bm.bm_lock);
+ if (ret)
+ return ret;
+
+ /*
+ * The cmdbuf_mutex makes sure the validate-submit-fence
+ * operation is atomic.
+ */
+
+ ret = mutex_lock_interruptible(&dev_priv->cmdbuf_mutex);
+ if (ret) {
+ drm_bo_read_unlock(&dev->bm.bm_lock);
+ return -EAGAIN;
+ }
+
+ num_buffers = exec_buf->num_buffers;
+
+ buffers = drm_calloc(num_buffers, sizeof(struct drm_buffer_object *), DRM_MEM_DRIVER);
+ if (!buffers) {
+ drm_bo_read_unlock(&dev->bm.bm_lock);
+ mutex_unlock(&dev_priv->cmdbuf_mutex);
+ return -ENOMEM;
+ }
+
+ /* validate buffer list + fixup relocations */
+ ret = i915_validate_buffer_list(file_priv, 0, exec_buf->ops_list,
+ buffers, &num_buffers);
+ if (ret)
+ goto out_free;
+
+ /* make sure all previous memory operations have passed */
+ DRM_MEMORYBARRIER();
+ drm_agp_chipset_flush(dev);
+
+ /* submit buffer */
+ batch->start = buffers[num_buffers-1]->offset;
+
+ DRM_DEBUG("i915 exec batchbuffer, start %x used %d cliprects %d\n",
+ batch->start, batch->used, batch->num_cliprects);
+
+ ret = i915_dispatch_batchbuffer(dev, batch);
+ if (ret)
+ goto out_err0;
+
+ sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv);
+
+ /* fence */
+ ret = drm_fence_buffer_objects(dev, NULL, 0, NULL, &fence);
+ if (ret)
+ goto out_err0;
+
+ if (!(fence_arg->flags & DRM_FENCE_FLAG_NO_USER)) {
+ ret = drm_fence_add_user_object(file_priv, fence, fence_arg->flags & DRM_FENCE_FLAG_SHAREABLE);
+ if (!ret) {
+ fence_arg->handle = fence->base.hash.key;
+ fence_arg->fence_class = fence->fence_class;
+ fence_arg->type = fence->type;
+ fence_arg->signaled = fence->signaled;
+ }
+ }
+ drm_fence_usage_deref_unlocked(&fence);
+out_err0:
+
+ /* handle errors */
+ mutex_lock(&dev->struct_mutex);
+ i915_dereference_buffers_locked(buffers, num_buffers);
+ mutex_unlock(&dev->struct_mutex);
+
+out_free:
+ drm_free(buffers, (exec_buf->num_buffers * sizeof(struct drm_buffer_object *)), DRM_MEM_DRIVER);
+
+ mutex_unlock(&dev_priv->cmdbuf_mutex);
+ drm_bo_read_unlock(&dev->bm.bm_lock);
+ return ret;
+}
+#endif
+
+static int i915_do_cleanup_pageflip(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
+ int i, planes, num_pages = dev_priv->sarea_priv->third_handle ? 3 : 2;
DRM_DEBUG("%s\n", __FUNCTION__);
- if (dev_priv->current_page != 0)
- i915_dispatch_flip(dev);
+
+ for (i = 0, planes = 0; i < 2; i++)
+ if (dev_priv->sarea_priv->pf_current_page & (0x3 << (2 * i))) {
+ dev_priv->sarea_priv->pf_current_page =
+ (dev_priv->sarea_priv->pf_current_page &
+ ~(0x3 << (2 * i))) | (num_pages - 1) << (2 * i);
+
+ planes |= 1 << i;
+ }
+
+ if (planes)
+ i915_dispatch_flip(dev, planes, 0);
return 0;
}
-static int i915_flip_bufs(DRM_IOCTL_ARGS)
+static int i915_flip_bufs(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
- DRM_DEVICE;
+ drm_i915_flip_t *param = data;
DRM_DEBUG("%s\n", __FUNCTION__);
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
+
+ /* This is really planes */
+ if (param->pipes & ~0x3) {
+ DRM_ERROR("Invalid planes 0x%x, only <= 0x3 is valid\n",
+ param->pipes);
+ return -EINVAL;
+ }
+
+ i915_dispatch_flip(dev, param->pipes, 0);
- return i915_dispatch_flip(dev);
+ return 0;
}
-static int i915_getparam(DRM_IOCTL_ARGS)
+static int i915_getparam(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_i915_private_t *dev_priv = dev->dev_private;
- drm_i915_getparam_t param;
+ drm_i915_getparam_t *param = data;
int value;
if (!dev_priv) {
DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
- DRM_COPY_FROM_USER_IOCTL(param, (drm_i915_getparam_t __user *) data,
- sizeof(param));
-
- switch (param.param) {
+ switch (param->param) {
case I915_PARAM_IRQ_ACTIVE:
value = dev->irq ? 1 : 0;
break;
value = READ_BREADCRUMB(dev_priv);
break;
default:
- DRM_ERROR("Unknown parameter %d\n", param.param);
- return DRM_ERR(EINVAL);
+ DRM_ERROR("Unknown parameter %d\n", param->param);
+ return -EINVAL;
}
- if (DRM_COPY_TO_USER(param.value, &value, sizeof(int))) {
+ if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) {
DRM_ERROR("DRM_COPY_TO_USER failed\n");
- return DRM_ERR(EFAULT);
+ return -EFAULT;
}
return 0;
}
-static int i915_setparam(DRM_IOCTL_ARGS)
+static int i915_setparam(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_i915_private_t *dev_priv = dev->dev_private;
- drm_i915_setparam_t param;
+ drm_i915_setparam_t *param = data;
if (!dev_priv) {
DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
- DRM_COPY_FROM_USER_IOCTL(param, (drm_i915_setparam_t __user *) data,
- sizeof(param));
-
- switch (param.param) {
+ switch (param->param) {
case I915_SETPARAM_USE_MI_BATCHBUFFER_START:
- dev_priv->use_mi_batchbuffer_start = param.value;
+ dev_priv->use_mi_batchbuffer_start = param->value;
break;
case I915_SETPARAM_TEX_LRU_LOG_GRANULARITY:
- dev_priv->tex_lru_log_granularity = param.value;
+ dev_priv->tex_lru_log_granularity = param->value;
break;
case I915_SETPARAM_ALLOW_BATCHBUFFER:
- dev_priv->allow_batchbuffer = param.value;
+ dev_priv->allow_batchbuffer = param->value;
break;
default:
- DRM_ERROR("unknown parameter %d\n", param.param);
- return DRM_ERR(EINVAL);
+ DRM_ERROR("unknown parameter %d\n", param->param);
+ return -EINVAL;
}
return 0;
}
-int i915_driver_load(drm_device_t *dev, unsigned long flags)
+drm_i915_mmio_entry_t mmio_table[] = {
+ [MMIO_REGS_PS_DEPTH_COUNT] = {
+ I915_MMIO_MAY_READ|I915_MMIO_MAY_WRITE,
+ 0x2350,
+ 8
+ }
+};
+
+static int mmio_table_size = sizeof(mmio_table)/sizeof(drm_i915_mmio_entry_t);
+
+static int i915_mmio(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
+ uint32_t buf[8];
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ drm_i915_mmio_entry_t *e;
+ drm_i915_mmio_t *mmio = data;
+ void __iomem *base;
+ int i;
+
+ if (!dev_priv) {
+ DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
+ return -EINVAL;
+ }
+
+ if (mmio->reg >= mmio_table_size)
+ return -EINVAL;
+
+ e = &mmio_table[mmio->reg];
+ base = (u8 *) dev_priv->mmio_map->handle + e->offset;
+
+ switch (mmio->read_write) {
+ case I915_MMIO_READ:
+ if (!(e->flag & I915_MMIO_MAY_READ))
+ return -EINVAL;
+ for (i = 0; i < e->size / 4; i++)
+ buf[i] = I915_READ(e->offset + i * 4);
+ if (DRM_COPY_TO_USER(mmio->data, buf, e->size)) {
+ DRM_ERROR("DRM_COPY_TO_USER failed\n");
+ return -EFAULT;
+ }
+ break;
+
+ case I915_MMIO_WRITE:
+ if (!(e->flag & I915_MMIO_MAY_WRITE))
+ return -EINVAL;
+ if(DRM_COPY_FROM_USER(buf, mmio->data, e->size)) {
+ DRM_ERROR("DRM_COPY_TO_USER failed\n");
+ return -EFAULT;
+ }
+ for (i = 0; i < e->size / 4; i++)
+ I915_WRITE(e->offset + i * 4, buf[i]);
+ break;
+ }
+ return 0;
+}
+
+static int i915_set_status_page(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ drm_i915_hws_addr_t *hws = data;
+
+ if (!dev_priv) {
+ DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
+ return -EINVAL;
+ }
+ DRM_DEBUG("set status page addr 0x%08x\n", (u32)hws->addr);
+
+ dev_priv->status_gfx_addr = hws->addr & (0x1ffff<<12);
+
+ dev_priv->hws_map.offset = dev->agp->base + hws->addr;
+ dev_priv->hws_map.size = 4*1024;
+ dev_priv->hws_map.type = 0;
+ dev_priv->hws_map.flags = 0;
+ dev_priv->hws_map.mtrr = 0;
+
+ drm_core_ioremap(&dev_priv->hws_map, dev);
+ if (dev_priv->hws_map.handle == NULL) {
+ i915_dma_cleanup(dev);
+ dev_priv->status_gfx_addr = 0;
+ DRM_ERROR("can not ioremap virtual address for"
+ " G33 hw status page\n");
+ return -ENOMEM;
+ }
+ dev_priv->hw_status_page = dev_priv->hws_map.handle;
+
+ memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
+ I915_WRITE(0x02080, dev_priv->status_gfx_addr);
+ DRM_DEBUG("load hws 0x2080 with gfx mem 0x%x\n",
+ dev_priv->status_gfx_addr);
+ DRM_DEBUG("load hws at %p\n", dev_priv->hw_status_page);
+ return 0;
+}
+
+int i915_driver_load(struct drm_device *dev, unsigned long flags)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ unsigned long base, size;
+ int ret = 0, mmio_bar = IS_I9XX(dev) ? 0 : 1;
+
/* i915 has 4 more counters */
dev->counters += 4;
dev->types[6] = _DRM_STAT_IRQ;
dev->types[8] = _DRM_STAT_SECONDARY;
dev->types[9] = _DRM_STAT_DMA;
+ dev_priv = drm_alloc(sizeof(drm_i915_private_t), DRM_MEM_DRIVER);
+ if (dev_priv == NULL)
+ return -ENOMEM;
+
+ memset(dev_priv, 0, sizeof(drm_i915_private_t));
+
+ dev->dev_private = (void *)dev_priv;
+
+ /* Add register map (needed for suspend/resume) */
+ base = drm_get_resource_start(dev, mmio_bar);
+ size = drm_get_resource_len(dev, mmio_bar);
+
+ ret = drm_addmap(dev, base, size, _DRM_REGISTERS, _DRM_KERNEL,
+ &dev_priv->mmio_map);
+
+#ifdef __LINUX__
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
+ intel_init_chipset_flush_compat(dev);
+#endif
+#endif
+ return ret;
+}
+
+int i915_driver_unload(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ if (dev_priv->mmio_map)
+ drm_rmmap(dev, dev_priv->mmio_map);
+
+ drm_free(dev->dev_private, sizeof(drm_i915_private_t),
+ DRM_MEM_DRIVER);
+#ifdef __LINUX__
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
+ intel_fini_chipset_flush_compat(dev);
+#endif
+#endif
return 0;
}
-void i915_driver_lastclose(drm_device_t * dev)
+void i915_driver_lastclose(struct drm_device * dev)
{
- if (dev->dev_private) {
- drm_i915_private_t *dev_priv = dev->dev_private;
+ drm_i915_private_t *dev_priv = dev->dev_private;
+
+ if (drm_getsarea(dev) && dev_priv->sarea_priv)
+ i915_do_cleanup_pageflip(dev);
+ if (dev_priv->agp_heap)
i915_mem_takedown(&(dev_priv->agp_heap));
- }
+
i915_dma_cleanup(dev);
}
-void i915_driver_preclose(drm_device_t * dev, DRMFILE filp)
+void i915_driver_preclose(struct drm_device * dev, struct drm_file *file_priv)
{
- if (dev->dev_private) {
- drm_i915_private_t *dev_priv = dev->dev_private;
- if (dev_priv->page_flipping) {
- i915_do_cleanup_pageflip(dev);
- }
- i915_mem_release(dev, filp, dev_priv->agp_heap);
- }
-}
-
-drm_ioctl_desc_t i915_ioctls[] = {
- [DRM_IOCTL_NR(DRM_I915_INIT)] = {i915_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
- [DRM_IOCTL_NR(DRM_I915_FLUSH)] = {i915_flush_ioctl, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_FLIP)] = {i915_flip_bufs, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_BATCHBUFFER)] = {i915_batchbuffer, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_IRQ_EMIT)] = {i915_irq_emit, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_IRQ_WAIT)] = {i915_irq_wait, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_GETPARAM)] = {i915_getparam, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_SETPARAM)] = {i915_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
- [DRM_IOCTL_NR(DRM_I915_ALLOC)] = {i915_mem_alloc, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_FREE)] = {i915_mem_free, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_INIT_HEAP)] = {i915_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
- [DRM_IOCTL_NR(DRM_I915_CMDBUFFER)] = {i915_cmdbuffer, DRM_AUTH},
- [DRM_IOCTL_NR(DRM_I915_DESTROY_HEAP)] = { i915_mem_destroy_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
- [DRM_IOCTL_NR(DRM_I915_SET_VBLANK_PIPE)] = { i915_vblank_pipe_set, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY },
- [DRM_IOCTL_NR(DRM_I915_GET_VBLANK_PIPE)] = { i915_vblank_pipe_get, DRM_AUTH },
- [DRM_IOCTL_NR(DRM_I915_VBLANK_SWAP)] = {i915_vblank_swap, DRM_AUTH},
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ i915_mem_release(dev, file_priv, dev_priv->agp_heap);
+}
+
+struct drm_ioctl_desc i915_ioctls[] = {
+ DRM_IOCTL_DEF(DRM_I915_INIT, i915_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF(DRM_I915_FLUSH, i915_flush_ioctl, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_FLIP, i915_flip_bufs, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_BATCHBUFFER, i915_batchbuffer, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_IRQ_EMIT, i915_irq_emit, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_IRQ_WAIT, i915_irq_wait, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_GETPARAM, i915_getparam, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_SETPARAM, i915_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF(DRM_I915_ALLOC, i915_mem_alloc, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_FREE, i915_mem_free, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_INIT_HEAP, i915_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF(DRM_I915_CMDBUFFER, i915_cmdbuffer, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_DESTROY_HEAP, i915_mem_destroy_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY ),
+ DRM_IOCTL_DEF(DRM_I915_SET_VBLANK_PIPE, i915_vblank_pipe_set, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY ),
+ DRM_IOCTL_DEF(DRM_I915_GET_VBLANK_PIPE, i915_vblank_pipe_get, DRM_AUTH ),
+ DRM_IOCTL_DEF(DRM_I915_VBLANK_SWAP, i915_vblank_swap, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_MMIO, i915_mmio, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_I915_HWS_ADDR, i915_set_status_page, DRM_AUTH),
+#ifdef I915_HAVE_BUFFER
+ DRM_IOCTL_DEF(DRM_I915_EXECBUFFER, i915_execbuffer, DRM_AUTH),
+#endif
};
int i915_max_ioctl = DRM_ARRAY_SIZE(i915_ioctls);
* \returns
* A value of 1 is always retured to indictate every i9x5 is AGP.
*/
-int i915_driver_device_is_agp(drm_device_t * dev)
+int i915_driver_device_is_agp(struct drm_device * dev)
{
return 1;
}
+
+int i915_driver_firstopen(struct drm_device *dev)
+{
+#ifdef I915_HAVE_BUFFER
+ drm_bo_driver_init(dev);
+#endif
+ return 0;
+}
projects / profile / ivi / libdrm.git / blobdiff