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Date:   Sat,  3 Dec 2022 18:22:52 +0800
From:   Cai Huoqing <cai.huoqing@...ux.dev>
To:     tzimmermann@...e.de
Cc:     Cai Huoqing <cai.huoqing@...ux.dev>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>, Borislav Petkov <bp@...e.de>,
        Randy Dunlap <rdunlap@...radead.org>,
        Danilo Krummrich <dakr@...hat.com>,
        Sam Ravnborg <sam@...nborg.org>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org
Subject: [RESEND PATCH linux-next v2 01/10] drm: Remove the obsolete driver-i810

Commit 399516ab0fee ("MAINTAINERS: Add a bunch of legacy (UMS) DRM drivers")
marked i810 driver obsolete 7 years ago.
And the mesa UMD of this drm driver already in deprecated list
in the link: https://docs.mesa3d.org/systems.html
Intel i810-->driver/gpu/drm/i810

It's time to remove this driver.

Signed-off-by: Cai Huoqing <cai.huoqing@...ux.dev>
---
 drivers/gpu/drm/Kconfig         |    9 -
 drivers/gpu/drm/Makefile        |    1 -
 drivers/gpu/drm/i810/Makefile   |    8 -
 drivers/gpu/drm/i810/i810_dma.c | 1266 -------------------------------
 drivers/gpu/drm/i810/i810_drv.c |  101 ---
 drivers/gpu/drm/i810/i810_drv.h |  246 ------
 include/uapi/drm/i810_drm.h     |  292 -------
 7 files changed, 1923 deletions(-)
 delete mode 100644 drivers/gpu/drm/i810/Makefile
 delete mode 100644 drivers/gpu/drm/i810/i810_dma.c
 delete mode 100644 drivers/gpu/drm/i810/i810_drv.c
 delete mode 100644 drivers/gpu/drm/i810/i810_drv.h
 delete mode 100644 include/uapi/drm/i810_drm.h

diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 315cbdf61979..aef959994af5 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -408,15 +408,6 @@ config DRM_R128
 	  is selected, the module will be called r128.  AGP support for
 	  this card is strongly suggested (unless you have a PCI version).
 
-config DRM_I810
-	tristate "Intel I810"
-	# !PREEMPTION because of missing ioctl locking
-	depends on DRM && AGP && AGP_INTEL && (!PREEMPTION || BROKEN)
-	help
-	  Choose this option if you have an Intel I810 graphics card.  If M is
-	  selected, the module will be called i810.  AGP support is required
-	  for this driver to work.
-
 config DRM_MGA
 	tristate "Matrox g200/g400"
 	depends on DRM && PCI
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
index cc637343d87b..fd77f9a778f6 100644
--- a/drivers/gpu/drm/Makefile
+++ b/drivers/gpu/drm/Makefile
@@ -139,7 +139,6 @@ obj-$(CONFIG_DRM_R128)	+= r128/
 obj-$(CONFIG_DRM_RADEON)+= radeon/
 obj-$(CONFIG_DRM_AMDGPU)+= amd/amdgpu/
 obj-$(CONFIG_DRM_MGA)	+= mga/
-obj-$(CONFIG_DRM_I810)	+= i810/
 obj-$(CONFIG_DRM_I915)	+= i915/
 obj-$(CONFIG_DRM_KMB_DISPLAY)  += kmb/
 obj-$(CONFIG_DRM_MGAG200) += mgag200/
diff --git a/drivers/gpu/drm/i810/Makefile b/drivers/gpu/drm/i810/Makefile
deleted file mode 100644
index c181f8528c5c..000000000000
--- a/drivers/gpu/drm/i810/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0-only
-#
-# Makefile for the drm device driver.  This driver provides support for the
-# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
-
-i810-y := i810_drv.o i810_dma.o
-
-obj-$(CONFIG_DRM_I810)	+= i810.o
diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c
deleted file mode 100644
index 9fb4dd63342f..000000000000
--- a/drivers/gpu/drm/i810/i810_dma.c
+++ /dev/null
@@ -1,1266 +0,0 @@
-/* i810_dma.c -- DMA support for the i810 -*- linux-c -*-
- * Created: Mon Dec 13 01:50:01 1999 by jhartmann@...cisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * 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, sublicense,
- * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
- * PRECISION INSIGHT 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.
- *
- * Authors: Rickard E. (Rik) Faith <faith@...inux.com>
- *	    Jeff Hartmann <jhartmann@...inux.com>
- *          Keith Whitwell <keith@...gstengraphics.com>
- *
- */
-
-#include <linux/delay.h>
-#include <linux/mman.h>
-#include <linux/pci.h>
-
-#include <drm/drm_device.h>
-#include <drm/drm_drv.h>
-#include <drm/drm_file.h>
-#include <drm/drm_ioctl.h>
-#include <drm/drm_print.h>
-#include <drm/i810_drm.h>
-
-#include "i810_drv.h"
-
-#define I810_BUF_FREE		2
-#define I810_BUF_CLIENT		1
-#define I810_BUF_HARDWARE	0
-
-#define I810_BUF_UNMAPPED 0
-#define I810_BUF_MAPPED   1
-
-static struct drm_buf *i810_freelist_get(struct drm_device * dev)
-{
-	struct drm_device_dma *dma = dev->dma;
-	int i;
-	int used;
-
-	/* Linear search might not be the best solution */
-
-	for (i = 0; i < dma->buf_count; i++) {
-		struct drm_buf *buf = dma->buflist[i];
-		drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-		/* In use is already a pointer */
-		used = cmpxchg(buf_priv->in_use, I810_BUF_FREE,
-			       I810_BUF_CLIENT);
-		if (used == I810_BUF_FREE)
-			return buf;
-	}
-	return NULL;
-}
-
-/* This should only be called if the buffer is not sent to the hardware
- * yet, the hardware updates in use for us once its on the ring buffer.
- */
-
-static int i810_freelist_put(struct drm_device *dev, struct drm_buf *buf)
-{
-	drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-	int used;
-
-	/* In use is already a pointer */
-	used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE);
-	if (used != I810_BUF_CLIENT) {
-		DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx);
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-static int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
-{
-	struct drm_file *priv = filp->private_data;
-	struct drm_device *dev;
-	drm_i810_private_t *dev_priv;
-	struct drm_buf *buf;
-	drm_i810_buf_priv_t *buf_priv;
-
-	dev = priv->minor->dev;
-	dev_priv = dev->dev_private;
-	buf = dev_priv->mmap_buffer;
-	buf_priv = buf->dev_private;
-
-	vma->vm_flags |= VM_DONTCOPY;
-
-	buf_priv->currently_mapped = I810_BUF_MAPPED;
-
-	if (io_remap_pfn_range(vma, vma->vm_start,
-			       vma->vm_pgoff,
-			       vma->vm_end - vma->vm_start, vma->vm_page_prot))
-		return -EAGAIN;
-	return 0;
-}
-
-static const struct file_operations i810_buffer_fops = {
-	.open = drm_open,
-	.release = drm_release,
-	.unlocked_ioctl = drm_ioctl,
-	.mmap = i810_mmap_buffers,
-	.compat_ioctl = drm_compat_ioctl,
-	.llseek = noop_llseek,
-};
-
-static int i810_map_buffer(struct drm_buf *buf, struct drm_file *file_priv)
-{
-	struct drm_device *dev = file_priv->minor->dev;
-	drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	const struct file_operations *old_fops;
-	int retcode = 0;
-
-	if (buf_priv->currently_mapped == I810_BUF_MAPPED)
-		return -EINVAL;
-
-	/* This is all entirely broken */
-	old_fops = file_priv->filp->f_op;
-	file_priv->filp->f_op = &i810_buffer_fops;
-	dev_priv->mmap_buffer = buf;
-	buf_priv->virtual = (void *)vm_mmap(file_priv->filp, 0, buf->total,
-					    PROT_READ | PROT_WRITE,
-					    MAP_SHARED, buf->bus_address);
-	dev_priv->mmap_buffer = NULL;
-	file_priv->filp->f_op = old_fops;
-	if (IS_ERR(buf_priv->virtual)) {
-		/* Real error */
-		DRM_ERROR("mmap error\n");
-		retcode = PTR_ERR(buf_priv->virtual);
-		buf_priv->virtual = NULL;
-	}
-
-	return retcode;
-}
-
-static int i810_unmap_buffer(struct drm_buf *buf)
-{
-	drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-	int retcode = 0;
-
-	if (buf_priv->currently_mapped != I810_BUF_MAPPED)
-		return -EINVAL;
-
-	retcode = vm_munmap((unsigned long)buf_priv->virtual,
-			    (size_t) buf->total);
-
-	buf_priv->currently_mapped = I810_BUF_UNMAPPED;
-	buf_priv->virtual = NULL;
-
-	return retcode;
-}
-
-static int i810_dma_get_buffer(struct drm_device *dev, drm_i810_dma_t *d,
-			       struct drm_file *file_priv)
-{
-	struct drm_buf *buf;
-	drm_i810_buf_priv_t *buf_priv;
-	int retcode = 0;
-
-	buf = i810_freelist_get(dev);
-	if (!buf) {
-		retcode = -ENOMEM;
-		DRM_DEBUG("retcode=%d\n", retcode);
-		return retcode;
-	}
-
-	retcode = i810_map_buffer(buf, file_priv);
-	if (retcode) {
-		i810_freelist_put(dev, buf);
-		DRM_ERROR("mapbuf failed, retcode %d\n", retcode);
-		return retcode;
-	}
-	buf->file_priv = file_priv;
-	buf_priv = buf->dev_private;
-	d->granted = 1;
-	d->request_idx = buf->idx;
-	d->request_size = buf->total;
-	d->virtual = buf_priv->virtual;
-
-	return retcode;
-}
-
-static int i810_dma_cleanup(struct drm_device *dev)
-{
-	struct drm_device_dma *dma = dev->dma;
-
-	/* 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 (drm_core_check_feature(dev, DRIVER_HAVE_IRQ) && dev->irq_enabled)
-		drm_legacy_irq_uninstall(dev);
-
-	if (dev->dev_private) {
-		int i;
-		drm_i810_private_t *dev_priv =
-		    (drm_i810_private_t *) dev->dev_private;
-
-		if (dev_priv->ring.virtual_start)
-			drm_legacy_ioremapfree(&dev_priv->ring.map, dev);
-		if (dev_priv->hw_status_page) {
-			dma_free_coherent(dev->dev, PAGE_SIZE,
-					  dev_priv->hw_status_page,
-					  dev_priv->dma_status_page);
-		}
-		kfree(dev->dev_private);
-		dev->dev_private = NULL;
-
-		for (i = 0; i < dma->buf_count; i++) {
-			struct drm_buf *buf = dma->buflist[i];
-			drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-
-			if (buf_priv->kernel_virtual && buf->total)
-				drm_legacy_ioremapfree(&buf_priv->map, dev);
-		}
-	}
-	return 0;
-}
-
-static int i810_wait_ring(struct drm_device *dev, int n)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
-	int iters = 0;
-	unsigned long end;
-	unsigned int last_head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
-
-	end = jiffies + (HZ * 3);
-	while (ring->space < n) {
-		ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
-		ring->space = ring->head - (ring->tail + 8);
-		if (ring->space < 0)
-			ring->space += ring->Size;
-
-		if (ring->head != last_head) {
-			end = jiffies + (HZ * 3);
-			last_head = ring->head;
-		}
-
-		iters++;
-		if (time_before(end, jiffies)) {
-			DRM_ERROR("space: %d wanted %d\n", ring->space, n);
-			DRM_ERROR("lockup\n");
-			goto out_wait_ring;
-		}
-		udelay(1);
-	}
-
-out_wait_ring:
-	return iters;
-}
-
-static void i810_kernel_lost_context(struct drm_device *dev)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
-
-	ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
-	ring->tail = I810_READ(LP_RING + RING_TAIL);
-	ring->space = ring->head - (ring->tail + 8);
-	if (ring->space < 0)
-		ring->space += ring->Size;
-}
-
-static int i810_freelist_init(struct drm_device *dev, drm_i810_private_t *dev_priv)
-{
-	struct drm_device_dma *dma = dev->dma;
-	int my_idx = 24;
-	u32 *hw_status = (u32 *) (dev_priv->hw_status_page + my_idx);
-	int i;
-
-	if (dma->buf_count > 1019) {
-		/* Not enough space in the status page for the freelist */
-		return -EINVAL;
-	}
-
-	for (i = 0; i < dma->buf_count; i++) {
-		struct drm_buf *buf = dma->buflist[i];
-		drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-
-		buf_priv->in_use = hw_status++;
-		buf_priv->my_use_idx = my_idx;
-		my_idx += 4;
-
-		*buf_priv->in_use = I810_BUF_FREE;
-
-		buf_priv->map.offset = buf->bus_address;
-		buf_priv->map.size = buf->total;
-		buf_priv->map.type = _DRM_AGP;
-		buf_priv->map.flags = 0;
-		buf_priv->map.mtrr = 0;
-
-		drm_legacy_ioremap(&buf_priv->map, dev);
-		buf_priv->kernel_virtual = buf_priv->map.handle;
-
-	}
-	return 0;
-}
-
-static int i810_dma_initialize(struct drm_device *dev,
-			       drm_i810_private_t *dev_priv,
-			       drm_i810_init_t *init)
-{
-	struct drm_map_list *r_list;
-	memset(dev_priv, 0, sizeof(drm_i810_private_t));
-
-	list_for_each_entry(r_list, &dev->maplist, head) {
-		if (r_list->map &&
-		    r_list->map->type == _DRM_SHM &&
-		    r_list->map->flags & _DRM_CONTAINS_LOCK) {
-			dev_priv->sarea_map = r_list->map;
-			break;
-		}
-	}
-	if (!dev_priv->sarea_map) {
-		dev->dev_private = (void *)dev_priv;
-		i810_dma_cleanup(dev);
-		DRM_ERROR("can not find sarea!\n");
-		return -EINVAL;
-	}
-	dev_priv->mmio_map = drm_legacy_findmap(dev, init->mmio_offset);
-	if (!dev_priv->mmio_map) {
-		dev->dev_private = (void *)dev_priv;
-		i810_dma_cleanup(dev);
-		DRM_ERROR("can not find mmio map!\n");
-		return -EINVAL;
-	}
-	dev->agp_buffer_token = init->buffers_offset;
-	dev->agp_buffer_map = drm_legacy_findmap(dev, init->buffers_offset);
-	if (!dev->agp_buffer_map) {
-		dev->dev_private = (void *)dev_priv;
-		i810_dma_cleanup(dev);
-		DRM_ERROR("can not find dma buffer map!\n");
-		return -EINVAL;
-	}
-
-	dev_priv->sarea_priv = (drm_i810_sarea_t *)
-	    ((u8 *) dev_priv->sarea_map->handle + init->sarea_priv_offset);
-
-	dev_priv->ring.Start = init->ring_start;
-	dev_priv->ring.End = init->ring_end;
-	dev_priv->ring.Size = init->ring_size;
-
-	dev_priv->ring.map.offset = dev->agp->base + init->ring_start;
-	dev_priv->ring.map.size = init->ring_size;
-	dev_priv->ring.map.type = _DRM_AGP;
-	dev_priv->ring.map.flags = 0;
-	dev_priv->ring.map.mtrr = 0;
-
-	drm_legacy_ioremap(&dev_priv->ring.map, dev);
-
-	if (dev_priv->ring.map.handle == NULL) {
-		dev->dev_private = (void *)dev_priv;
-		i810_dma_cleanup(dev);
-		DRM_ERROR("can not ioremap virtual address for"
-			  " ring buffer\n");
-		return -ENOMEM;
-	}
-
-	dev_priv->ring.virtual_start = dev_priv->ring.map.handle;
-
-	dev_priv->ring.tail_mask = dev_priv->ring.Size - 1;
-
-	dev_priv->w = init->w;
-	dev_priv->h = init->h;
-	dev_priv->pitch = init->pitch;
-	dev_priv->back_offset = init->back_offset;
-	dev_priv->depth_offset = init->depth_offset;
-	dev_priv->front_offset = init->front_offset;
-
-	dev_priv->overlay_offset = init->overlay_offset;
-	dev_priv->overlay_physical = init->overlay_physical;
-
-	dev_priv->front_di1 = init->front_offset | init->pitch_bits;
-	dev_priv->back_di1 = init->back_offset | init->pitch_bits;
-	dev_priv->zi1 = init->depth_offset | init->pitch_bits;
-
-	/* Program Hardware Status Page */
-	dev_priv->hw_status_page =
-		dma_alloc_coherent(dev->dev, PAGE_SIZE,
-				   &dev_priv->dma_status_page, GFP_KERNEL);
-	if (!dev_priv->hw_status_page) {
-		dev->dev_private = (void *)dev_priv;
-		i810_dma_cleanup(dev);
-		DRM_ERROR("Can not allocate hardware status page\n");
-		return -ENOMEM;
-	}
-	DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page);
-
-	I810_WRITE(0x02080, dev_priv->dma_status_page);
-	DRM_DEBUG("Enabled hardware status page\n");
-
-	/* Now we need to init our freelist */
-	if (i810_freelist_init(dev, dev_priv) != 0) {
-		dev->dev_private = (void *)dev_priv;
-		i810_dma_cleanup(dev);
-		DRM_ERROR("Not enough space in the status page for"
-			  " the freelist\n");
-		return -ENOMEM;
-	}
-	dev->dev_private = (void *)dev_priv;
-
-	return 0;
-}
-
-static int i810_dma_init(struct drm_device *dev, void *data,
-			 struct drm_file *file_priv)
-{
-	drm_i810_private_t *dev_priv;
-	drm_i810_init_t *init = data;
-	int retcode = 0;
-
-	switch (init->func) {
-	case I810_INIT_DMA_1_4:
-		DRM_INFO("Using v1.4 init.\n");
-		dev_priv = kmalloc(sizeof(drm_i810_private_t), GFP_KERNEL);
-		if (dev_priv == NULL)
-			return -ENOMEM;
-		retcode = i810_dma_initialize(dev, dev_priv, init);
-		break;
-
-	case I810_CLEANUP_DMA:
-		DRM_INFO("DMA Cleanup\n");
-		retcode = i810_dma_cleanup(dev);
-		break;
-	default:
-		return -EINVAL;
-	}
-
-	return retcode;
-}
-
-/* Most efficient way to verify state for the i810 is as it is
- * emitted.  Non-conformant state is silently dropped.
- *
- * Use 'volatile' & local var tmp to force the emitted values to be
- * identical to the verified ones.
- */
-static void i810EmitContextVerified(struct drm_device *dev,
-				    volatile unsigned int *code)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	int i, j = 0;
-	unsigned int tmp;
-	RING_LOCALS;
-
-	BEGIN_LP_RING(I810_CTX_SETUP_SIZE);
-
-	OUT_RING(GFX_OP_COLOR_FACTOR);
-	OUT_RING(code[I810_CTXREG_CF1]);
-
-	OUT_RING(GFX_OP_STIPPLE);
-	OUT_RING(code[I810_CTXREG_ST1]);
-
-	for (i = 4; i < I810_CTX_SETUP_SIZE; i++) {
-		tmp = code[i];
-
-		if ((tmp & (7 << 29)) == (3 << 29) &&
-		    (tmp & (0x1f << 24)) < (0x1d << 24)) {
-			OUT_RING(tmp);
-			j++;
-		} else
-			printk("constext state dropped!!!\n");
-	}
-
-	if (j & 1)
-		OUT_RING(0);
-
-	ADVANCE_LP_RING();
-}
-
-static void i810EmitTexVerified(struct drm_device *dev, volatile unsigned int *code)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	int i, j = 0;
-	unsigned int tmp;
-	RING_LOCALS;
-
-	BEGIN_LP_RING(I810_TEX_SETUP_SIZE);
-
-	OUT_RING(GFX_OP_MAP_INFO);
-	OUT_RING(code[I810_TEXREG_MI1]);
-	OUT_RING(code[I810_TEXREG_MI2]);
-	OUT_RING(code[I810_TEXREG_MI3]);
-
-	for (i = 4; i < I810_TEX_SETUP_SIZE; i++) {
-		tmp = code[i];
-
-		if ((tmp & (7 << 29)) == (3 << 29) &&
-		    (tmp & (0x1f << 24)) < (0x1d << 24)) {
-			OUT_RING(tmp);
-			j++;
-		} else
-			printk("texture state dropped!!!\n");
-	}
-
-	if (j & 1)
-		OUT_RING(0);
-
-	ADVANCE_LP_RING();
-}
-
-/* Need to do some additional checking when setting the dest buffer.
- */
-static void i810EmitDestVerified(struct drm_device *dev,
-				 volatile unsigned int *code)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	unsigned int tmp;
-	RING_LOCALS;
-
-	BEGIN_LP_RING(I810_DEST_SETUP_SIZE + 2);
-
-	tmp = code[I810_DESTREG_DI1];
-	if (tmp == dev_priv->front_di1 || tmp == dev_priv->back_di1) {
-		OUT_RING(CMD_OP_DESTBUFFER_INFO);
-		OUT_RING(tmp);
-	} else
-		DRM_DEBUG("bad di1 %x (allow %x or %x)\n",
-			  tmp, dev_priv->front_di1, dev_priv->back_di1);
-
-	/* invarient:
-	 */
-	OUT_RING(CMD_OP_Z_BUFFER_INFO);
-	OUT_RING(dev_priv->zi1);
-
-	OUT_RING(GFX_OP_DESTBUFFER_VARS);
-	OUT_RING(code[I810_DESTREG_DV1]);
-
-	OUT_RING(GFX_OP_DRAWRECT_INFO);
-	OUT_RING(code[I810_DESTREG_DR1]);
-	OUT_RING(code[I810_DESTREG_DR2]);
-	OUT_RING(code[I810_DESTREG_DR3]);
-	OUT_RING(code[I810_DESTREG_DR4]);
-	OUT_RING(0);
-
-	ADVANCE_LP_RING();
-}
-
-static void i810EmitState(struct drm_device *dev)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
-	unsigned int dirty = sarea_priv->dirty;
-
-	DRM_DEBUG("%x\n", dirty);
-
-	if (dirty & I810_UPLOAD_BUFFERS) {
-		i810EmitDestVerified(dev, sarea_priv->BufferState);
-		sarea_priv->dirty &= ~I810_UPLOAD_BUFFERS;
-	}
-
-	if (dirty & I810_UPLOAD_CTX) {
-		i810EmitContextVerified(dev, sarea_priv->ContextState);
-		sarea_priv->dirty &= ~I810_UPLOAD_CTX;
-	}
-
-	if (dirty & I810_UPLOAD_TEX0) {
-		i810EmitTexVerified(dev, sarea_priv->TexState[0]);
-		sarea_priv->dirty &= ~I810_UPLOAD_TEX0;
-	}
-
-	if (dirty & I810_UPLOAD_TEX1) {
-		i810EmitTexVerified(dev, sarea_priv->TexState[1]);
-		sarea_priv->dirty &= ~I810_UPLOAD_TEX1;
-	}
-}
-
-/* need to verify
- */
-static void i810_dma_dispatch_clear(struct drm_device *dev, int flags,
-				    unsigned int clear_color,
-				    unsigned int clear_zval)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
-	int nbox = sarea_priv->nbox;
-	struct drm_clip_rect *pbox = sarea_priv->boxes;
-	int pitch = dev_priv->pitch;
-	int cpp = 2;
-	int i;
-	RING_LOCALS;
-
-	if (dev_priv->current_page == 1) {
-		unsigned int tmp = flags;
-
-		flags &= ~(I810_FRONT | I810_BACK);
-		if (tmp & I810_FRONT)
-			flags |= I810_BACK;
-		if (tmp & I810_BACK)
-			flags |= I810_FRONT;
-	}
-
-	i810_kernel_lost_context(dev);
-
-	if (nbox > I810_NR_SAREA_CLIPRECTS)
-		nbox = I810_NR_SAREA_CLIPRECTS;
-
-	for (i = 0; i < nbox; i++, pbox++) {
-		unsigned int x = pbox->x1;
-		unsigned int y = pbox->y1;
-		unsigned int width = (pbox->x2 - x) * cpp;
-		unsigned int height = pbox->y2 - y;
-		unsigned int start = y * pitch + x * cpp;
-
-		if (pbox->x1 > pbox->x2 ||
-		    pbox->y1 > pbox->y2 ||
-		    pbox->x2 > dev_priv->w || pbox->y2 > dev_priv->h)
-			continue;
-
-		if (flags & I810_FRONT) {
-			BEGIN_LP_RING(6);
-			OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_COLOR_BLT | 0x3);
-			OUT_RING(BR13_SOLID_PATTERN | (0xF0 << 16) | pitch);
-			OUT_RING((height << 16) | width);
-			OUT_RING(start);
-			OUT_RING(clear_color);
-			OUT_RING(0);
-			ADVANCE_LP_RING();
-		}
-
-		if (flags & I810_BACK) {
-			BEGIN_LP_RING(6);
-			OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_COLOR_BLT | 0x3);
-			OUT_RING(BR13_SOLID_PATTERN | (0xF0 << 16) | pitch);
-			OUT_RING((height << 16) | width);
-			OUT_RING(dev_priv->back_offset + start);
-			OUT_RING(clear_color);
-			OUT_RING(0);
-			ADVANCE_LP_RING();
-		}
-
-		if (flags & I810_DEPTH) {
-			BEGIN_LP_RING(6);
-			OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_COLOR_BLT | 0x3);
-			OUT_RING(BR13_SOLID_PATTERN | (0xF0 << 16) | pitch);
-			OUT_RING((height << 16) | width);
-			OUT_RING(dev_priv->depth_offset + start);
-			OUT_RING(clear_zval);
-			OUT_RING(0);
-			ADVANCE_LP_RING();
-		}
-	}
-}
-
-static void i810_dma_dispatch_swap(struct drm_device *dev)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
-	int nbox = sarea_priv->nbox;
-	struct drm_clip_rect *pbox = sarea_priv->boxes;
-	int pitch = dev_priv->pitch;
-	int cpp = 2;
-	int i;
-	RING_LOCALS;
-
-	DRM_DEBUG("swapbuffers\n");
-
-	i810_kernel_lost_context(dev);
-
-	if (nbox > I810_NR_SAREA_CLIPRECTS)
-		nbox = I810_NR_SAREA_CLIPRECTS;
-
-	for (i = 0; i < nbox; i++, pbox++) {
-		unsigned int w = pbox->x2 - pbox->x1;
-		unsigned int h = pbox->y2 - pbox->y1;
-		unsigned int dst = pbox->x1 * cpp + pbox->y1 * pitch;
-		unsigned int start = dst;
-
-		if (pbox->x1 > pbox->x2 ||
-		    pbox->y1 > pbox->y2 ||
-		    pbox->x2 > dev_priv->w || pbox->y2 > dev_priv->h)
-			continue;
-
-		BEGIN_LP_RING(6);
-		OUT_RING(BR00_BITBLT_CLIENT | BR00_OP_SRC_COPY_BLT | 0x4);
-		OUT_RING(pitch | (0xCC << 16));
-		OUT_RING((h << 16) | (w * cpp));
-		if (dev_priv->current_page == 0)
-			OUT_RING(dev_priv->front_offset + start);
-		else
-			OUT_RING(dev_priv->back_offset + start);
-		OUT_RING(pitch);
-		if (dev_priv->current_page == 0)
-			OUT_RING(dev_priv->back_offset + start);
-		else
-			OUT_RING(dev_priv->front_offset + start);
-		ADVANCE_LP_RING();
-	}
-}
-
-static void i810_dma_dispatch_vertex(struct drm_device *dev,
-				     struct drm_buf *buf, int discard, int used)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-	drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
-	struct drm_clip_rect *box = sarea_priv->boxes;
-	int nbox = sarea_priv->nbox;
-	unsigned long address = (unsigned long)buf->bus_address;
-	unsigned long start = address - dev->agp->base;
-	int i = 0;
-	RING_LOCALS;
-
-	i810_kernel_lost_context(dev);
-
-	if (nbox > I810_NR_SAREA_CLIPRECTS)
-		nbox = I810_NR_SAREA_CLIPRECTS;
-
-	if (used < 0 || used > 4 * 1024)
-		used = 0;
-
-	if (sarea_priv->dirty)
-		i810EmitState(dev);
-
-	if (buf_priv->currently_mapped == I810_BUF_MAPPED) {
-		unsigned int prim = (sarea_priv->vertex_prim & PR_MASK);
-
-		*(u32 *) buf_priv->kernel_virtual =
-		    ((GFX_OP_PRIMITIVE | prim | ((used / 4) - 2)));
-
-		if (used & 4) {
-			*(u32 *) ((char *) buf_priv->kernel_virtual + used) = 0;
-			used += 4;
-		}
-
-		i810_unmap_buffer(buf);
-	}
-
-	if (used) {
-		do {
-			if (i < nbox) {
-				BEGIN_LP_RING(4);
-				OUT_RING(GFX_OP_SCISSOR | SC_UPDATE_SCISSOR |
-					 SC_ENABLE);
-				OUT_RING(GFX_OP_SCISSOR_INFO);
-				OUT_RING(box[i].x1 | (box[i].y1 << 16));
-				OUT_RING((box[i].x2 -
-					  1) | ((box[i].y2 - 1) << 16));
-				ADVANCE_LP_RING();
-			}
-
-			BEGIN_LP_RING(4);
-			OUT_RING(CMD_OP_BATCH_BUFFER);
-			OUT_RING(start | BB1_PROTECTED);
-			OUT_RING(start + used - 4);
-			OUT_RING(0);
-			ADVANCE_LP_RING();
-
-		} while (++i < nbox);
-	}
-
-	if (discard) {
-		dev_priv->counter++;
-
-		(void)cmpxchg(buf_priv->in_use, I810_BUF_CLIENT,
-			      I810_BUF_HARDWARE);
-
-		BEGIN_LP_RING(8);
-		OUT_RING(CMD_STORE_DWORD_IDX);
-		OUT_RING(20);
-		OUT_RING(dev_priv->counter);
-		OUT_RING(CMD_STORE_DWORD_IDX);
-		OUT_RING(buf_priv->my_use_idx);
-		OUT_RING(I810_BUF_FREE);
-		OUT_RING(CMD_REPORT_HEAD);
-		OUT_RING(0);
-		ADVANCE_LP_RING();
-	}
-}
-
-static void i810_dma_dispatch_flip(struct drm_device *dev)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	int pitch = dev_priv->pitch;
-	RING_LOCALS;
-
-	DRM_DEBUG("page=%d pfCurrentPage=%d\n",
-		  dev_priv->current_page,
-		  dev_priv->sarea_priv->pf_current_page);
-
-	i810_kernel_lost_context(dev);
-
-	BEGIN_LP_RING(2);
-	OUT_RING(INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE);
-	OUT_RING(0);
-	ADVANCE_LP_RING();
-
-	BEGIN_LP_RING(I810_DEST_SETUP_SIZE + 2);
-	/* On i815 at least ASYNC is buggy */
-	/* pitch<<5 is from 11.2.8 p158,
-	   its the pitch / 8 then left shifted 8,
-	   so (pitch >> 3) << 8 */
-	OUT_RING(CMD_OP_FRONTBUFFER_INFO | (pitch << 5) /*| ASYNC_FLIP */ );
-	if (dev_priv->current_page == 0) {
-		OUT_RING(dev_priv->back_offset);
-		dev_priv->current_page = 1;
-	} else {
-		OUT_RING(dev_priv->front_offset);
-		dev_priv->current_page = 0;
-	}
-	OUT_RING(0);
-	ADVANCE_LP_RING();
-
-	BEGIN_LP_RING(2);
-	OUT_RING(CMD_OP_WAIT_FOR_EVENT | WAIT_FOR_PLANE_A_FLIP);
-	OUT_RING(0);
-	ADVANCE_LP_RING();
-
-	/* Increment the frame counter.  The client-side 3D driver must
-	 * throttle the framerate by waiting for this value before
-	 * performing the swapbuffer ioctl.
-	 */
-	dev_priv->sarea_priv->pf_current_page = dev_priv->current_page;
-
-}
-
-static void i810_dma_quiescent(struct drm_device *dev)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	RING_LOCALS;
-
-	i810_kernel_lost_context(dev);
-
-	BEGIN_LP_RING(4);
-	OUT_RING(INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE);
-	OUT_RING(CMD_REPORT_HEAD);
-	OUT_RING(0);
-	OUT_RING(0);
-	ADVANCE_LP_RING();
-
-	i810_wait_ring(dev, dev_priv->ring.Size - 8);
-}
-
-static void i810_flush_queue(struct drm_device *dev)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	struct drm_device_dma *dma = dev->dma;
-	int i;
-	RING_LOCALS;
-
-	i810_kernel_lost_context(dev);
-
-	BEGIN_LP_RING(2);
-	OUT_RING(CMD_REPORT_HEAD);
-	OUT_RING(0);
-	ADVANCE_LP_RING();
-
-	i810_wait_ring(dev, dev_priv->ring.Size - 8);
-
-	for (i = 0; i < dma->buf_count; i++) {
-		struct drm_buf *buf = dma->buflist[i];
-		drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-
-		int used = cmpxchg(buf_priv->in_use, I810_BUF_HARDWARE,
-				   I810_BUF_FREE);
-
-		if (used == I810_BUF_HARDWARE)
-			DRM_DEBUG("reclaimed from HARDWARE\n");
-		if (used == I810_BUF_CLIENT)
-			DRM_DEBUG("still on client\n");
-	}
-
-	return;
-}
-
-/* Must be called with the lock held */
-void i810_driver_reclaim_buffers(struct drm_device *dev,
-				 struct drm_file *file_priv)
-{
-	struct drm_device_dma *dma = dev->dma;
-	int i;
-
-	if (!dma)
-		return;
-	if (!dev->dev_private)
-		return;
-	if (!dma->buflist)
-		return;
-
-	i810_flush_queue(dev);
-
-	for (i = 0; i < dma->buf_count; i++) {
-		struct drm_buf *buf = dma->buflist[i];
-		drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-
-		if (buf->file_priv == file_priv && buf_priv) {
-			int used = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT,
-					   I810_BUF_FREE);
-
-			if (used == I810_BUF_CLIENT)
-				DRM_DEBUG("reclaimed from client\n");
-			if (buf_priv->currently_mapped == I810_BUF_MAPPED)
-				buf_priv->currently_mapped = I810_BUF_UNMAPPED;
-		}
-	}
-}
-
-static int i810_flush_ioctl(struct drm_device *dev, void *data,
-			    struct drm_file *file_priv)
-{
-	LOCK_TEST_WITH_RETURN(dev, file_priv);
-
-	i810_flush_queue(dev);
-	return 0;
-}
-
-static int i810_dma_vertex(struct drm_device *dev, void *data,
-			   struct drm_file *file_priv)
-{
-	struct drm_device_dma *dma = dev->dma;
-	drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
-	u32 *hw_status = dev_priv->hw_status_page;
-	drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
-	    dev_priv->sarea_priv;
-	drm_i810_vertex_t *vertex = data;
-
-	LOCK_TEST_WITH_RETURN(dev, file_priv);
-
-	DRM_DEBUG("idx %d used %d discard %d\n",
-		  vertex->idx, vertex->used, vertex->discard);
-
-	if (vertex->idx < 0 || vertex->idx >= dma->buf_count)
-		return -EINVAL;
-
-	i810_dma_dispatch_vertex(dev,
-				 dma->buflist[vertex->idx],
-				 vertex->discard, vertex->used);
-
-	sarea_priv->last_enqueue = dev_priv->counter - 1;
-	sarea_priv->last_dispatch = (int)hw_status[5];
-
-	return 0;
-}
-
-static int i810_clear_bufs(struct drm_device *dev, void *data,
-			   struct drm_file *file_priv)
-{
-	drm_i810_clear_t *clear = data;
-
-	LOCK_TEST_WITH_RETURN(dev, file_priv);
-
-	/* GH: Someone's doing nasty things... */
-	if (!dev->dev_private)
-		return -EINVAL;
-
-	i810_dma_dispatch_clear(dev, clear->flags,
-				clear->clear_color, clear->clear_depth);
-	return 0;
-}
-
-static int i810_swap_bufs(struct drm_device *dev, void *data,
-			  struct drm_file *file_priv)
-{
-	DRM_DEBUG("\n");
-
-	LOCK_TEST_WITH_RETURN(dev, file_priv);
-
-	i810_dma_dispatch_swap(dev);
-	return 0;
-}
-
-static int i810_getage(struct drm_device *dev, void *data,
-		       struct drm_file *file_priv)
-{
-	drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
-	u32 *hw_status = dev_priv->hw_status_page;
-	drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
-	    dev_priv->sarea_priv;
-
-	sarea_priv->last_dispatch = (int)hw_status[5];
-	return 0;
-}
-
-static int i810_getbuf(struct drm_device *dev, void *data,
-		       struct drm_file *file_priv)
-{
-	int retcode = 0;
-	drm_i810_dma_t *d = data;
-	drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
-	u32 *hw_status = dev_priv->hw_status_page;
-	drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
-	    dev_priv->sarea_priv;
-
-	LOCK_TEST_WITH_RETURN(dev, file_priv);
-
-	d->granted = 0;
-
-	retcode = i810_dma_get_buffer(dev, d, file_priv);
-
-	DRM_DEBUG("i810_dma: %d returning %d, granted = %d\n",
-		  task_pid_nr(current), retcode, d->granted);
-
-	sarea_priv->last_dispatch = (int)hw_status[5];
-
-	return retcode;
-}
-
-static int i810_copybuf(struct drm_device *dev, void *data,
-			struct drm_file *file_priv)
-{
-	/* Never copy - 2.4.x doesn't need it */
-	return 0;
-}
-
-static int i810_docopy(struct drm_device *dev, void *data,
-			struct drm_file *file_priv)
-{
-	/* Never copy - 2.4.x doesn't need it */
-	return 0;
-}
-
-static void i810_dma_dispatch_mc(struct drm_device *dev, struct drm_buf *buf, int used,
-				 unsigned int last_render)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-	drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-	drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
-	unsigned long address = (unsigned long)buf->bus_address;
-	unsigned long start = address - dev->agp->base;
-	int u;
-	RING_LOCALS;
-
-	i810_kernel_lost_context(dev);
-
-	u = cmpxchg(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_HARDWARE);
-	if (u != I810_BUF_CLIENT)
-		DRM_DEBUG("MC found buffer that isn't mine!\n");
-
-	if (used < 0 || used > 4 * 1024)
-		used = 0;
-
-	sarea_priv->dirty = 0x7f;
-
-	DRM_DEBUG("addr 0x%lx, used 0x%x\n", address, used);
-
-	dev_priv->counter++;
-	DRM_DEBUG("dispatch counter : %ld\n", dev_priv->counter);
-	DRM_DEBUG("start : %lx\n", start);
-	DRM_DEBUG("used : %d\n", used);
-	DRM_DEBUG("start + used - 4 : %ld\n", start + used - 4);
-
-	if (buf_priv->currently_mapped == I810_BUF_MAPPED) {
-		if (used & 4) {
-			*(u32 *) ((char *) buf_priv->virtual + used) = 0;
-			used += 4;
-		}
-
-		i810_unmap_buffer(buf);
-	}
-	BEGIN_LP_RING(4);
-	OUT_RING(CMD_OP_BATCH_BUFFER);
-	OUT_RING(start | BB1_PROTECTED);
-	OUT_RING(start + used - 4);
-	OUT_RING(0);
-	ADVANCE_LP_RING();
-
-	BEGIN_LP_RING(8);
-	OUT_RING(CMD_STORE_DWORD_IDX);
-	OUT_RING(buf_priv->my_use_idx);
-	OUT_RING(I810_BUF_FREE);
-	OUT_RING(0);
-
-	OUT_RING(CMD_STORE_DWORD_IDX);
-	OUT_RING(16);
-	OUT_RING(last_render);
-	OUT_RING(0);
-	ADVANCE_LP_RING();
-}
-
-static int i810_dma_mc(struct drm_device *dev, void *data,
-		       struct drm_file *file_priv)
-{
-	struct drm_device_dma *dma = dev->dma;
-	drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
-	u32 *hw_status = dev_priv->hw_status_page;
-	drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
-	    dev_priv->sarea_priv;
-	drm_i810_mc_t *mc = data;
-
-	LOCK_TEST_WITH_RETURN(dev, file_priv);
-
-	if (mc->idx >= dma->buf_count || mc->idx < 0)
-		return -EINVAL;
-
-	i810_dma_dispatch_mc(dev, dma->buflist[mc->idx], mc->used,
-			     mc->last_render);
-
-	sarea_priv->last_enqueue = dev_priv->counter - 1;
-	sarea_priv->last_dispatch = (int)hw_status[5];
-
-	return 0;
-}
-
-static int i810_rstatus(struct drm_device *dev, void *data,
-			struct drm_file *file_priv)
-{
-	drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
-
-	return (int)(((u32 *) (dev_priv->hw_status_page))[4]);
-}
-
-static int i810_ov0_info(struct drm_device *dev, void *data,
-			 struct drm_file *file_priv)
-{
-	drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
-	drm_i810_overlay_t *ov = data;
-
-	ov->offset = dev_priv->overlay_offset;
-	ov->physical = dev_priv->overlay_physical;
-
-	return 0;
-}
-
-static int i810_fstatus(struct drm_device *dev, void *data,
-			struct drm_file *file_priv)
-{
-	drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
-
-	LOCK_TEST_WITH_RETURN(dev, file_priv);
-	return I810_READ(0x30008);
-}
-
-static int i810_ov0_flip(struct drm_device *dev, void *data,
-			 struct drm_file *file_priv)
-{
-	drm_i810_private_t *dev_priv = (drm_i810_private_t *) dev->dev_private;
-
-	LOCK_TEST_WITH_RETURN(dev, file_priv);
-
-	/* Tell the overlay to update */
-	I810_WRITE(0x30000, dev_priv->overlay_physical | 0x80000000);
-
-	return 0;
-}
-
-/* Not sure why this isn't set all the time:
- */
-static void i810_do_init_pageflip(struct drm_device *dev)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-
-	DRM_DEBUG("\n");
-	dev_priv->page_flipping = 1;
-	dev_priv->current_page = 0;
-	dev_priv->sarea_priv->pf_current_page = dev_priv->current_page;
-}
-
-static int i810_do_cleanup_pageflip(struct drm_device *dev)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-
-	DRM_DEBUG("\n");
-	if (dev_priv->current_page != 0)
-		i810_dma_dispatch_flip(dev);
-
-	dev_priv->page_flipping = 0;
-	return 0;
-}
-
-static int i810_flip_bufs(struct drm_device *dev, void *data,
-			  struct drm_file *file_priv)
-{
-	drm_i810_private_t *dev_priv = dev->dev_private;
-
-	DRM_DEBUG("\n");
-
-	LOCK_TEST_WITH_RETURN(dev, file_priv);
-
-	if (!dev_priv->page_flipping)
-		i810_do_init_pageflip(dev);
-
-	i810_dma_dispatch_flip(dev);
-	return 0;
-}
-
-int i810_driver_load(struct drm_device *dev, unsigned long flags)
-{
-	struct pci_dev *pdev = to_pci_dev(dev->dev);
-
-	dev->agp = drm_legacy_agp_init(dev);
-	if (dev->agp) {
-		dev->agp->agp_mtrr = arch_phys_wc_add(
-			dev->agp->agp_info.aper_base,
-			dev->agp->agp_info.aper_size *
-			1024 * 1024);
-	}
-
-	/* Our userspace depends upon the agp mapping support. */
-	if (!dev->agp)
-		return -EINVAL;
-
-	pci_set_master(pdev);
-
-	return 0;
-}
-
-void i810_driver_lastclose(struct drm_device *dev)
-{
-	i810_dma_cleanup(dev);
-}
-
-void i810_driver_preclose(struct drm_device *dev, struct drm_file *file_priv)
-{
-	if (dev->dev_private) {
-		drm_i810_private_t *dev_priv = dev->dev_private;
-		if (dev_priv->page_flipping)
-			i810_do_cleanup_pageflip(dev);
-	}
-
-	if (file_priv->master && file_priv->master->lock.hw_lock) {
-		drm_legacy_idlelock_take(&file_priv->master->lock);
-		i810_driver_reclaim_buffers(dev, file_priv);
-		drm_legacy_idlelock_release(&file_priv->master->lock);
-	} else {
-		/* master disappeared, clean up stuff anyway and hope nothing
-		 * goes wrong */
-		i810_driver_reclaim_buffers(dev, file_priv);
-	}
-
-}
-
-int i810_driver_dma_quiescent(struct drm_device *dev)
-{
-	i810_dma_quiescent(dev);
-	return 0;
-}
-
-const struct drm_ioctl_desc i810_ioctls[] = {
-	DRM_IOCTL_DEF_DRV(I810_INIT, i810_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_VERTEX, i810_dma_vertex, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_CLEAR, i810_clear_bufs, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_FLUSH, i810_flush_ioctl, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_GETAGE, i810_getage, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_GETBUF, i810_getbuf, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_SWAP, i810_swap_bufs, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_COPY, i810_copybuf, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_DOCOPY, i810_docopy, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_OV0INFO, i810_ov0_info, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_FSTATUS, i810_fstatus, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_OV0FLIP, i810_ov0_flip, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_MC, i810_dma_mc, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_RSTATUS, i810_rstatus, DRM_AUTH|DRM_UNLOCKED),
-	DRM_IOCTL_DEF_DRV(I810_FLIP, i810_flip_bufs, DRM_AUTH|DRM_UNLOCKED),
-};
-
-int i810_max_ioctl = ARRAY_SIZE(i810_ioctls);
diff --git a/drivers/gpu/drm/i810/i810_drv.c b/drivers/gpu/drm/i810/i810_drv.c
deleted file mode 100644
index 0e53a066d4db..000000000000
--- a/drivers/gpu/drm/i810/i810_drv.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/* i810_drv.c -- I810 driver -*- linux-c -*-
- * Created: Mon Dec 13 01:56:22 1999 by jhartmann@...cisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * 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, sublicense,
- * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
- * VA LINUX SYSTEMS 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.
- *
- * Authors:
- *    Rickard E. (Rik) Faith <faith@...inux.com>
- *    Jeff Hartmann <jhartmann@...inux.com>
- *    Gareth Hughes <gareth@...inux.com>
- */
-
-#include "i810_drv.h"
-
-#include <linux/module.h>
-#include <linux/pci.h>
-
-#include <drm/drm_drv.h>
-#include <drm/drm_file.h>
-#include <drm/drm_pciids.h>
-#include <drm/i810_drm.h>
-
-
-static struct pci_device_id pciidlist[] = {
-	i810_PCI_IDS
-};
-
-static const struct file_operations i810_driver_fops = {
-	.owner = THIS_MODULE,
-	.open = drm_open,
-	.release = drm_release,
-	.unlocked_ioctl = drm_ioctl,
-	.mmap = drm_legacy_mmap,
-	.poll = drm_poll,
-	.compat_ioctl = drm_compat_ioctl,
-	.llseek = noop_llseek,
-};
-
-static struct drm_driver driver = {
-	.driver_features = DRIVER_USE_AGP | DRIVER_HAVE_DMA | DRIVER_LEGACY,
-	.dev_priv_size = sizeof(drm_i810_buf_priv_t),
-	.load = i810_driver_load,
-	.lastclose = i810_driver_lastclose,
-	.preclose = i810_driver_preclose,
-	.dma_quiescent = i810_driver_dma_quiescent,
-	.ioctls = i810_ioctls,
-	.fops = &i810_driver_fops,
-	.name = DRIVER_NAME,
-	.desc = DRIVER_DESC,
-	.date = DRIVER_DATE,
-	.major = DRIVER_MAJOR,
-	.minor = DRIVER_MINOR,
-	.patchlevel = DRIVER_PATCHLEVEL,
-};
-
-static struct pci_driver i810_pci_driver = {
-	.name = DRIVER_NAME,
-	.id_table = pciidlist,
-};
-
-static int __init i810_init(void)
-{
-	if (num_possible_cpus() > 1) {
-		pr_err("drm/i810 does not support SMP\n");
-		return -EINVAL;
-	}
-	driver.num_ioctls = i810_max_ioctl;
-	return drm_legacy_pci_init(&driver, &i810_pci_driver);
-}
-
-static void __exit i810_exit(void)
-{
-	drm_legacy_pci_exit(&driver, &i810_pci_driver);
-}
-
-module_init(i810_init);
-module_exit(i810_exit);
-
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_LICENSE("GPL and additional rights");
diff --git a/drivers/gpu/drm/i810/i810_drv.h b/drivers/gpu/drm/i810/i810_drv.h
deleted file mode 100644
index 9df3981ffc66..000000000000
--- a/drivers/gpu/drm/i810/i810_drv.h
+++ /dev/null
@@ -1,246 +0,0 @@
-/* i810_drv.h -- Private header for the Matrox g200/g400 driver -*- linux-c -*-
- * Created: Mon Dec 13 01:50:01 1999 by jhartmann@...cisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * 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, sublicense,
- * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
- * PRECISION INSIGHT 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.
- *
- * Authors: Rickard E. (Rik) Faith <faith@...inux.com>
- *	    Jeff Hartmann <jhartmann@...inux.com>
- *
- */
-
-#ifndef _I810_DRV_H_
-#define _I810_DRV_H_
-
-#include <drm/drm_ioctl.h>
-#include <drm/drm_legacy.h>
-#include <drm/i810_drm.h>
-
-/* General customization:
- */
-
-#define DRIVER_AUTHOR		"VA Linux Systems Inc."
-
-#define DRIVER_NAME		"i810"
-#define DRIVER_DESC		"Intel i810"
-#define DRIVER_DATE		"20030605"
-
-/* Interface history
- *
- * 1.1   - XFree86 4.1
- * 1.2   - XvMC interfaces
- *       - XFree86 4.2
- * 1.2.1 - Disable copying code (leave stub ioctls for backwards compatibility)
- *       - Remove requirement for interrupt (leave stubs again)
- * 1.3   - Add page flipping.
- * 1.4   - fix DRM interface
- */
-#define DRIVER_MAJOR		1
-#define DRIVER_MINOR		4
-#define DRIVER_PATCHLEVEL	0
-
-typedef struct drm_i810_buf_priv {
-	u32 *in_use;
-	int my_use_idx;
-	int currently_mapped;
-	void *virtual;
-	void *kernel_virtual;
-	drm_local_map_t map;
-} drm_i810_buf_priv_t;
-
-typedef struct _drm_i810_ring_buffer {
-	int tail_mask;
-	unsigned long Start;
-	unsigned long End;
-	unsigned long Size;
-	u8 *virtual_start;
-	int head;
-	int tail;
-	int space;
-	drm_local_map_t map;
-} drm_i810_ring_buffer_t;
-
-typedef struct drm_i810_private {
-	struct drm_local_map *sarea_map;
-	struct drm_local_map *mmio_map;
-
-	drm_i810_sarea_t *sarea_priv;
-	drm_i810_ring_buffer_t ring;
-
-	void *hw_status_page;
-	unsigned long counter;
-
-	dma_addr_t dma_status_page;
-
-	struct drm_buf *mmap_buffer;
-
-	u32 front_di1, back_di1, zi1;
-
-	int back_offset;
-	int depth_offset;
-	int overlay_offset;
-	int overlay_physical;
-	int w, h;
-	int pitch;
-	int back_pitch;
-	int depth_pitch;
-
-	int do_boxes;
-	int dma_used;
-
-	int current_page;
-	int page_flipping;
-
-	wait_queue_head_t irq_queue;
-	atomic_t irq_received;
-	atomic_t irq_emitted;
-
-	int front_offset;
-} drm_i810_private_t;
-
-				/* i810_dma.c */
-extern int i810_driver_dma_quiescent(struct drm_device *dev);
-void i810_driver_reclaim_buffers(struct drm_device *dev,
-			         struct drm_file *file_priv);
-extern int i810_driver_load(struct drm_device *, unsigned long flags);
-extern void i810_driver_lastclose(struct drm_device *dev);
-extern void i810_driver_preclose(struct drm_device *dev,
-				 struct drm_file *file_priv);
-
-extern long i810_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
-extern const struct drm_ioctl_desc i810_ioctls[];
-extern int i810_max_ioctl;
-
-#define I810_BASE(reg)		((unsigned long) \
-				dev_priv->mmio_map->handle)
-#define I810_ADDR(reg)		(I810_BASE(reg) + reg)
-#define I810_DEREF(reg)		(*(__volatile__ int *)I810_ADDR(reg))
-#define I810_READ(reg)		I810_DEREF(reg)
-#define I810_WRITE(reg, val)	do { I810_DEREF(reg) = val; } while (0)
-#define I810_DEREF16(reg)	(*(__volatile__ u16 *)I810_ADDR(reg))
-#define I810_READ16(reg)	I810_DEREF16(reg)
-#define I810_WRITE16(reg, val)	do { I810_DEREF16(reg) = val; } while (0)
-
-#define I810_VERBOSE 0
-#define RING_LOCALS	unsigned int outring, ringmask; \
-			volatile char *virt;
-
-#define BEGIN_LP_RING(n) do {					\
-	if (I810_VERBOSE)					\
-		DRM_DEBUG("BEGIN_LP_RING(%d)\n", n);		\
-	if (dev_priv->ring.space < n*4)				\
-		i810_wait_ring(dev, n*4);			\
-	dev_priv->ring.space -= n*4;				\
-	outring = dev_priv->ring.tail;				\
-	ringmask = dev_priv->ring.tail_mask;			\
-	virt = dev_priv->ring.virtual_start;			\
-} while (0)
-
-#define ADVANCE_LP_RING() do {					\
-	if (I810_VERBOSE)					\
-		DRM_DEBUG("ADVANCE_LP_RING\n");			\
-	dev_priv->ring.tail = outring;				\
-	I810_WRITE(LP_RING + RING_TAIL, outring);		\
-} while (0)
-
-#define OUT_RING(n) do {					\
-	if (I810_VERBOSE)					\
-		DRM_DEBUG("   OUT_RING %x\n", (int)(n));	\
-	*(volatile unsigned int *)(virt + outring) = n;		\
-	outring += 4;						\
-	outring &= ringmask;					\
-} while (0)
-
-#define GFX_OP_USER_INTERRUPT		((0<<29)|(2<<23))
-#define GFX_OP_BREAKPOINT_INTERRUPT	((0<<29)|(1<<23))
-#define CMD_REPORT_HEAD			(7<<23)
-#define CMD_STORE_DWORD_IDX		((0x21<<23) | 0x1)
-#define CMD_OP_BATCH_BUFFER  ((0x0<<29)|(0x30<<23)|0x1)
-
-#define INST_PARSER_CLIENT   0x00000000
-#define INST_OP_FLUSH        0x02000000
-#define INST_FLUSH_MAP_CACHE 0x00000001
-
-#define BB1_START_ADDR_MASK   (~0x7)
-#define BB1_PROTECTED         (1<<0)
-#define BB1_UNPROTECTED       (0<<0)
-#define BB2_END_ADDR_MASK     (~0x7)
-
-#define I810REG_HWSTAM		0x02098
-#define I810REG_INT_IDENTITY_R	0x020a4
-#define I810REG_INT_MASK_R	0x020a8
-#define I810REG_INT_ENABLE_R	0x020a0
-
-#define LP_RING			0x2030
-#define HP_RING			0x2040
-#define RING_TAIL		0x00
-#define TAIL_ADDR		0x000FFFF8
-#define RING_HEAD		0x04
-#define HEAD_WRAP_COUNT		0xFFE00000
-#define HEAD_WRAP_ONE		0x00200000
-#define HEAD_ADDR		0x001FFFFC
-#define RING_START		0x08
-#define START_ADDR		0x00FFFFF8
-#define RING_LEN		0x0C
-#define RING_NR_PAGES		0x000FF000
-#define RING_REPORT_MASK	0x00000006
-#define RING_REPORT_64K		0x00000002
-#define RING_REPORT_128K	0x00000004
-#define RING_NO_REPORT		0x00000000
-#define RING_VALID_MASK		0x00000001
-#define RING_VALID		0x00000001
-#define RING_INVALID		0x00000000
-
-#define GFX_OP_SCISSOR         ((0x3<<29)|(0x1c<<24)|(0x10<<19))
-#define SC_UPDATE_SCISSOR       (0x1<<1)
-#define SC_ENABLE_MASK          (0x1<<0)
-#define SC_ENABLE               (0x1<<0)
-
-#define GFX_OP_SCISSOR_INFO    ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1))
-#define SCI_YMIN_MASK      (0xffff<<16)
-#define SCI_XMIN_MASK      (0xffff<<0)
-#define SCI_YMAX_MASK      (0xffff<<16)
-#define SCI_XMAX_MASK      (0xffff<<0)
-
-#define GFX_OP_COLOR_FACTOR      ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0)
-#define GFX_OP_STIPPLE           ((0x3<<29)|(0x1d<<24)|(0x83<<16))
-#define GFX_OP_MAP_INFO          ((0x3<<29)|(0x1d<<24)|0x2)
-#define GFX_OP_DESTBUFFER_VARS   ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
-#define GFX_OP_DRAWRECT_INFO     ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
-#define GFX_OP_PRIMITIVE         ((0x3<<29)|(0x1f<<24))
-
-#define CMD_OP_Z_BUFFER_INFO     ((0x0<<29)|(0x16<<23))
-#define CMD_OP_DESTBUFFER_INFO   ((0x0<<29)|(0x15<<23))
-#define CMD_OP_FRONTBUFFER_INFO  ((0x0<<29)|(0x14<<23))
-#define CMD_OP_WAIT_FOR_EVENT    ((0x0<<29)|(0x03<<23))
-
-#define BR00_BITBLT_CLIENT   0x40000000
-#define BR00_OP_COLOR_BLT    0x10000000
-#define BR00_OP_SRC_COPY_BLT 0x10C00000
-#define BR13_SOLID_PATTERN   0x80000000
-
-#define WAIT_FOR_PLANE_A_SCANLINES (1<<1)
-#define WAIT_FOR_PLANE_A_FLIP      (1<<2)
-#define WAIT_FOR_VBLANK (1<<3)
-
-#endif
diff --git a/include/uapi/drm/i810_drm.h b/include/uapi/drm/i810_drm.h
deleted file mode 100644
index d285d5e72e6a..000000000000
--- a/include/uapi/drm/i810_drm.h
+++ /dev/null
@@ -1,292 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
-#ifndef _I810_DRM_H_
-#define _I810_DRM_H_
-
-#include "drm.h"
-
-#if defined(__cplusplus)
-extern "C" {
-#endif
-
-/* WARNING: These defines must be the same as what the Xserver uses.
- * if you change them, you must change the defines in the Xserver.
- */
-
-#ifndef _I810_DEFINES_
-#define _I810_DEFINES_
-
-#define I810_DMA_BUF_ORDER		12
-#define I810_DMA_BUF_SZ 		(1<<I810_DMA_BUF_ORDER)
-#define I810_DMA_BUF_NR 		256
-#define I810_NR_SAREA_CLIPRECTS 	8
-
-/* Each region is a minimum of 64k, and there are at most 64 of them.
- */
-#define I810_NR_TEX_REGIONS 64
-#define I810_LOG_MIN_TEX_REGION_SIZE 16
-#endif
-
-#define I810_UPLOAD_TEX0IMAGE  0x1	/* handled clientside */
-#define I810_UPLOAD_TEX1IMAGE  0x2	/* handled clientside */
-#define I810_UPLOAD_CTX        0x4
-#define I810_UPLOAD_BUFFERS    0x8
-#define I810_UPLOAD_TEX0       0x10
-#define I810_UPLOAD_TEX1       0x20
-#define I810_UPLOAD_CLIPRECTS  0x40
-
-/* Indices into buf.Setup where various bits of state are mirrored per
- * context and per buffer.  These can be fired at the card as a unit,
- * or in a piecewise fashion as required.
- */
-
-/* Destbuffer state
- *    - backbuffer linear offset and pitch -- invarient in the current dri
- *    - zbuffer linear offset and pitch -- also invarient
- *    - drawing origin in back and depth buffers.
- *
- * Keep the depth/back buffer state here to accommodate private buffers
- * in the future.
- */
-#define I810_DESTREG_DI0  0	/* CMD_OP_DESTBUFFER_INFO (2 dwords) */
-#define I810_DESTREG_DI1  1
-#define I810_DESTREG_DV0  2	/* GFX_OP_DESTBUFFER_VARS (2 dwords) */
-#define I810_DESTREG_DV1  3
-#define I810_DESTREG_DR0  4	/* GFX_OP_DRAWRECT_INFO (4 dwords) */
-#define I810_DESTREG_DR1  5
-#define I810_DESTREG_DR2  6
-#define I810_DESTREG_DR3  7
-#define I810_DESTREG_DR4  8
-#define I810_DEST_SETUP_SIZE 10
-
-/* Context state
- */
-#define I810_CTXREG_CF0   0	/* GFX_OP_COLOR_FACTOR */
-#define I810_CTXREG_CF1   1
-#define I810_CTXREG_ST0   2	/* GFX_OP_STIPPLE */
-#define I810_CTXREG_ST1   3
-#define I810_CTXREG_VF    4	/* GFX_OP_VERTEX_FMT */
-#define I810_CTXREG_MT    5	/* GFX_OP_MAP_TEXELS */
-#define I810_CTXREG_MC0   6	/* GFX_OP_MAP_COLOR_STAGES - stage 0 */
-#define I810_CTXREG_MC1   7	/* GFX_OP_MAP_COLOR_STAGES - stage 1 */
-#define I810_CTXREG_MC2   8	/* GFX_OP_MAP_COLOR_STAGES - stage 2 */
-#define I810_CTXREG_MA0   9	/* GFX_OP_MAP_ALPHA_STAGES - stage 0 */
-#define I810_CTXREG_MA1   10	/* GFX_OP_MAP_ALPHA_STAGES - stage 1 */
-#define I810_CTXREG_MA2   11	/* GFX_OP_MAP_ALPHA_STAGES - stage 2 */
-#define I810_CTXREG_SDM   12	/* GFX_OP_SRC_DEST_MONO */
-#define I810_CTXREG_FOG   13	/* GFX_OP_FOG_COLOR */
-#define I810_CTXREG_B1    14	/* GFX_OP_BOOL_1 */
-#define I810_CTXREG_B2    15	/* GFX_OP_BOOL_2 */
-#define I810_CTXREG_LCS   16	/* GFX_OP_LINEWIDTH_CULL_SHADE_MODE */
-#define I810_CTXREG_PV    17	/* GFX_OP_PV_RULE -- Invarient! */
-#define I810_CTXREG_ZA    18	/* GFX_OP_ZBIAS_ALPHAFUNC */
-#define I810_CTXREG_AA    19	/* GFX_OP_ANTIALIAS */
-#define I810_CTX_SETUP_SIZE 20
-
-/* Texture state (per tex unit)
- */
-#define I810_TEXREG_MI0  0	/* GFX_OP_MAP_INFO (4 dwords) */
-#define I810_TEXREG_MI1  1
-#define I810_TEXREG_MI2  2
-#define I810_TEXREG_MI3  3
-#define I810_TEXREG_MF   4	/* GFX_OP_MAP_FILTER */
-#define I810_TEXREG_MLC  5	/* GFX_OP_MAP_LOD_CTL */
-#define I810_TEXREG_MLL  6	/* GFX_OP_MAP_LOD_LIMITS */
-#define I810_TEXREG_MCS  7	/* GFX_OP_MAP_COORD_SETS ??? */
-#define I810_TEX_SETUP_SIZE 8
-
-/* Flags for clear ioctl
- */
-#define I810_FRONT   0x1
-#define I810_BACK    0x2
-#define I810_DEPTH   0x4
-
-typedef enum _drm_i810_init_func {
-	I810_INIT_DMA = 0x01,
-	I810_CLEANUP_DMA = 0x02,
-	I810_INIT_DMA_1_4 = 0x03
-} drm_i810_init_func_t;
-
-/* This is the init structure after v1.2 */
-typedef struct _drm_i810_init {
-	drm_i810_init_func_t func;
-	unsigned int mmio_offset;
-	unsigned int buffers_offset;
-	int sarea_priv_offset;
-	unsigned int ring_start;
-	unsigned int ring_end;
-	unsigned int ring_size;
-	unsigned int front_offset;
-	unsigned int back_offset;
-	unsigned int depth_offset;
-	unsigned int overlay_offset;
-	unsigned int overlay_physical;
-	unsigned int w;
-	unsigned int h;
-	unsigned int pitch;
-	unsigned int pitch_bits;
-} drm_i810_init_t;
-
-/* This is the init structure prior to v1.2 */
-typedef struct _drm_i810_pre12_init {
-	drm_i810_init_func_t func;
-	unsigned int mmio_offset;
-	unsigned int buffers_offset;
-	int sarea_priv_offset;
-	unsigned int ring_start;
-	unsigned int ring_end;
-	unsigned int ring_size;
-	unsigned int front_offset;
-	unsigned int back_offset;
-	unsigned int depth_offset;
-	unsigned int w;
-	unsigned int h;
-	unsigned int pitch;
-	unsigned int pitch_bits;
-} drm_i810_pre12_init_t;
-
-/* Warning: If you change the SAREA structure you must change the Xserver
- * structure as well */
-
-typedef struct _drm_i810_tex_region {
-	unsigned char next, prev;	/* indices to form a circular LRU  */
-	unsigned char in_use;	/* owned by a client, or free? */
-	int age;		/* tracked by clients to update local LRU's */
-} drm_i810_tex_region_t;
-
-typedef struct _drm_i810_sarea {
-	unsigned int ContextState[I810_CTX_SETUP_SIZE];
-	unsigned int BufferState[I810_DEST_SETUP_SIZE];
-	unsigned int TexState[2][I810_TEX_SETUP_SIZE];
-	unsigned int dirty;
-
-	unsigned int nbox;
-	struct drm_clip_rect boxes[I810_NR_SAREA_CLIPRECTS];
-
-	/* Maintain an LRU of contiguous regions of texture space.  If
-	 * you think you own a region of texture memory, and it has an
-	 * age different to the one you set, then you are mistaken and
-	 * it has been stolen by another client.  If global texAge
-	 * hasn't changed, there is no need to walk the list.
-	 *
-	 * These regions can be used as a proxy for the fine-grained
-	 * texture information of other clients - by maintaining them
-	 * in the same lru which is used to age their own textures,
-	 * clients have an approximate lru for the whole of global
-	 * texture space, and can make informed decisions as to which
-	 * areas to kick out.  There is no need to choose whether to
-	 * kick out your own texture or someone else's - simply eject
-	 * them all in LRU order.
-	 */
-
-	drm_i810_tex_region_t texList[I810_NR_TEX_REGIONS + 1];
-	/* Last elt is sentinal */
-	int texAge;		/* last time texture was uploaded */
-	int last_enqueue;	/* last time a buffer was enqueued */
-	int last_dispatch;	/* age of the most recently dispatched buffer */
-	int last_quiescent;	/*  */
-	int ctxOwner;		/* last context to upload state */
-
-	int vertex_prim;
-
-	int pf_enabled;		/* is pageflipping allowed? */
-	int pf_active;
-	int pf_current_page;	/* which buffer is being displayed? */
-} drm_i810_sarea_t;
-
-/* WARNING: If you change any of these defines, make sure to change the
- * defines in the Xserver file (xf86drmMga.h)
- */
-
-/* i810 specific ioctls
- * The device specific ioctl range is 0x40 to 0x79.
- */
-#define DRM_I810_INIT		0x00
-#define DRM_I810_VERTEX		0x01
-#define DRM_I810_CLEAR		0x02
-#define DRM_I810_FLUSH		0x03
-#define DRM_I810_GETAGE		0x04
-#define DRM_I810_GETBUF		0x05
-#define DRM_I810_SWAP		0x06
-#define DRM_I810_COPY		0x07
-#define DRM_I810_DOCOPY		0x08
-#define DRM_I810_OV0INFO	0x09
-#define DRM_I810_FSTATUS	0x0a
-#define DRM_I810_OV0FLIP	0x0b
-#define DRM_I810_MC		0x0c
-#define DRM_I810_RSTATUS	0x0d
-#define DRM_I810_FLIP		0x0e
-
-#define DRM_IOCTL_I810_INIT		DRM_IOW( DRM_COMMAND_BASE + DRM_I810_INIT, drm_i810_init_t)
-#define DRM_IOCTL_I810_VERTEX		DRM_IOW( DRM_COMMAND_BASE + DRM_I810_VERTEX, drm_i810_vertex_t)
-#define DRM_IOCTL_I810_CLEAR		DRM_IOW( DRM_COMMAND_BASE + DRM_I810_CLEAR, drm_i810_clear_t)
-#define DRM_IOCTL_I810_FLUSH		DRM_IO(  DRM_COMMAND_BASE + DRM_I810_FLUSH)
-#define DRM_IOCTL_I810_GETAGE		DRM_IO(  DRM_COMMAND_BASE + DRM_I810_GETAGE)
-#define DRM_IOCTL_I810_GETBUF		DRM_IOWR(DRM_COMMAND_BASE + DRM_I810_GETBUF, drm_i810_dma_t)
-#define DRM_IOCTL_I810_SWAP		DRM_IO(  DRM_COMMAND_BASE + DRM_I810_SWAP)
-#define DRM_IOCTL_I810_COPY		DRM_IOW( DRM_COMMAND_BASE + DRM_I810_COPY, drm_i810_copy_t)
-#define DRM_IOCTL_I810_DOCOPY		DRM_IO(  DRM_COMMAND_BASE + DRM_I810_DOCOPY)
-#define DRM_IOCTL_I810_OV0INFO		DRM_IOR( DRM_COMMAND_BASE + DRM_I810_OV0INFO, drm_i810_overlay_t)
-#define DRM_IOCTL_I810_FSTATUS		DRM_IO ( DRM_COMMAND_BASE + DRM_I810_FSTATUS)
-#define DRM_IOCTL_I810_OV0FLIP		DRM_IO ( DRM_COMMAND_BASE + DRM_I810_OV0FLIP)
-#define DRM_IOCTL_I810_MC		DRM_IOW( DRM_COMMAND_BASE + DRM_I810_MC, drm_i810_mc_t)
-#define DRM_IOCTL_I810_RSTATUS		DRM_IO ( DRM_COMMAND_BASE + DRM_I810_RSTATUS)
-#define DRM_IOCTL_I810_FLIP             DRM_IO ( DRM_COMMAND_BASE + DRM_I810_FLIP)
-
-typedef struct _drm_i810_clear {
-	int clear_color;
-	int clear_depth;
-	int flags;
-} drm_i810_clear_t;
-
-/* These may be placeholders if we have more cliprects than
- * I810_NR_SAREA_CLIPRECTS.  In that case, the client sets discard to
- * false, indicating that the buffer will be dispatched again with a
- * new set of cliprects.
- */
-typedef struct _drm_i810_vertex {
-	int idx;		/* buffer index */
-	int used;		/* nr bytes in use */
-	int discard;		/* client is finished with the buffer? */
-} drm_i810_vertex_t;
-
-typedef struct _drm_i810_copy_t {
-	int idx;		/* buffer index */
-	int used;		/* nr bytes in use */
-	void *address;		/* Address to copy from */
-} drm_i810_copy_t;
-
-#define PR_TRIANGLES         (0x0<<18)
-#define PR_TRISTRIP_0        (0x1<<18)
-#define PR_TRISTRIP_1        (0x2<<18)
-#define PR_TRIFAN            (0x3<<18)
-#define PR_POLYGON           (0x4<<18)
-#define PR_LINES             (0x5<<18)
-#define PR_LINESTRIP         (0x6<<18)
-#define PR_RECTS             (0x7<<18)
-#define PR_MASK              (0x7<<18)
-
-typedef struct drm_i810_dma {
-	void *virtual;
-	int request_idx;
-	int request_size;
-	int granted;
-} drm_i810_dma_t;
-
-typedef struct _drm_i810_overlay_t {
-	unsigned int offset;	/* Address of the Overlay Regs */
-	unsigned int physical;
-} drm_i810_overlay_t;
-
-typedef struct _drm_i810_mc {
-	int idx;		/* buffer index */
-	int used;		/* nr bytes in use */
-	int num_blocks;		/* number of GFXBlocks */
-	int *length;		/* List of lengths for GFXBlocks (FUTURE) */
-	unsigned int last_render;	/* Last Render Request */
-} drm_i810_mc_t;
-
-#if defined(__cplusplus)
-}
-#endif
-
-#endif				/* _I810_DRM_H_ */
-- 
2.25.1

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