summaryrefslogtreecommitdiff
path: root/bsd-core/Makefile
AgeCommit message (Expand)Author
2007-07-20BSD: Replace symlink building with symlinks in git.Eric Anholt
2007-05-29Update a bunch of FreeBSD port code.Jung-uk Kim
2005-11-15Fix compiling and reenable build of i915 driver.Eric Anholt
2005-11-08Initial port of savage to FreeBSD for the AGP and !ShadowStatus case. AddsEric Anholt
2005-11-06Re-disable the via driver while it's broken on BSD.Eric Anholt
2005-08-15Port the VIA DRM to FreeBSD. Original patch by Jake, with some cleanup byEric Anholt
2005-07-27Link in the savage files from shared-core.Eric Anholt
2005-07-20Add latest r300 support from r300.sf.net CVS. Patch submitted by volodya,Eric Anholt
2005-06-29Get the BSD DRM compiling again after MGA and mapping changes. Note thatEric Anholt
2004-11-07Don't link in files which no longer exist.Eric Anholt
2004-11-06Convert more drivers for bsd-core, moving the ioctl definitions to sharedEric Anholt
2004-11-06Commit WIP of BSD conversion to core model. Compiles for r128, radeon, butEric Anholt
2004-08-24This patch adds three new ioctl's to the VIA Unichrome/Pro DRM driver:Erdi Chen
2004-07-29initial port of i915 to BSD, not finished doesn't work.. no idea why...Dave Airlie
2004-05-09Add mach64 DRM module for BSD (untested, but compiles).Eric Anholt
2004-05-09- Link in shared files as necessary and clean them up.Eric Anholt
2003-08-29Port the SiS DRM to FreeBSD. This includes the ability for the DRM toEric Anholt
2003-08-19- Remove $FreeBSD$ tags as they weren't too useful and merges are now beingEric Anholt
2003-02-21Merge from bsd-4-0-0-branch.Eric Anholt
2002-08-27Include non-radeon modules in the build.Eric Anholt
2002-08-26merged r200-0-1-branchKeith Whitwell
2002-01-27First pass merge of XFree86 4.2.0 import.David Dawes
2001-04-09Import -f XFree86 4.0.99.2David Dawes
2000-05-30Merged bsd-1-0-0Doug Rabson
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-22 15:30:27 +0000
197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 
/*
 * Copyright 2007 Dave Airlied
 * 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: Dave Airlied <airlied@linux.ie>
 *	    Ben Skeggs   <darktama@iinet.net.au>
 *	    Jeremy Kolb  <jkolb@brandeis.edu>
 */

#include "drmP.h"
#include "nouveau_drm.h"
#include "nouveau_drv.h"
#include "nouveau_dma.h"

static struct drm_ttm_backend *
nouveau_bo_create_ttm_backend_entry(struct drm_device * dev)
{
	struct drm_nouveau_private *dev_priv = dev->dev_private;

	switch (dev_priv->gart_info.type) {
	case NOUVEAU_GART_AGP:
		return drm_agp_init_ttm(dev);
	case NOUVEAU_GART_SGDMA:
		return nouveau_sgdma_init_ttm(dev);
	default:
		DRM_ERROR("Unknown GART type %d\n", dev_priv->gart_info.type);
		break;
	}

	return NULL;
}

static int
nouveau_bo_fence_type(struct drm_buffer_object *bo,
		      uint32_t *fclass, uint32_t *type)
{
	/* When we get called, *fclass is set to the requested fence class */

	if (bo->mem.mask & (DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE))
		*type = 3;
	else
		*type = 1;
	return 0;

}

static int
nouveau_bo_invalidate_caches(struct drm_device *dev, uint64_t buffer_flags)
{
	/* We'll do this from user space. */
	return 0;
}

static int
nouveau_bo_init_mem_type(struct drm_device *dev, uint32_t type,
			 struct drm_mem_type_manager *man)
{
	struct drm_nouveau_private *dev_priv = dev->dev_private;

	switch (type) {
	case DRM_BO_MEM_LOCAL:
		man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE |
			     _DRM_FLAG_MEMTYPE_CACHED;
		man->drm_bus_maptype = 0;
		break;
	case DRM_BO_MEM_VRAM:
		man->flags = _DRM_FLAG_MEMTYPE_FIXED |
			     _DRM_FLAG_MEMTYPE_MAPPABLE |
			     _DRM_FLAG_NEEDS_IOREMAP;
		man->io_addr = NULL;
		man->drm_bus_maptype = _DRM_FRAME_BUFFER;
		man->io_offset = drm_get_resource_start(dev, 1);
		man->io_size = drm_get_resource_len(dev, 1);
		if (man->io_size > nouveau_mem_fb_amount(dev))
			man->io_size = nouveau_mem_fb_amount(dev);
		break;
	case DRM_BO_MEM_PRIV0:
		/* Unmappable VRAM */
		man->flags = _DRM_FLAG_MEMTYPE_CMA;
		man->drm_bus_maptype = 0;
		break;
	case DRM_BO_MEM_TT:
		switch (dev_priv->gart_info.type) {
		case NOUVEAU_GART_AGP:
			man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE |
				     _DRM_FLAG_MEMTYPE_CSELECT |
				     _DRM_FLAG_NEEDS_IOREMAP;
			man->drm_bus_maptype = _DRM_AGP;
			break;
		case NOUVEAU_GART_SGDMA:
			man->flags = _DRM_FLAG_MEMTYPE_MAPPABLE |
				     _DRM_FLAG_MEMTYPE_CSELECT |
				     _DRM_FLAG_MEMTYPE_CMA;
			man->drm_bus_maptype = _DRM_SCATTER_GATHER;
			break;
		default:
			DRM_ERROR("Unknown GART type: %d\n",
				  dev_priv->gart_info.type);
			return -EINVAL;
		}

		man->io_offset  = dev_priv->gart_info.aper_base;
		man->io_size    = dev_priv->gart_info.aper_size;
		man->io_addr   = NULL;
		break;
	default:
		DRM_ERROR("Unsupported memory type %u\n", (unsigned)type);
		return -EINVAL;
	}
	return 0;
}

static uint32_t
nouveau_bo_evict_mask(struct drm_buffer_object *bo)
{
	switch (bo->mem.mem_type) {
	case DRM_BO_MEM_LOCAL:
	case DRM_BO_MEM_TT:
		return DRM_BO_FLAG_MEM_LOCAL;
	default:
		return DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_CACHED;
	}
	return 0;
}


/* GPU-assisted copy using NV_MEMORY_TO_MEMORY_FORMAT, can access
 * DRM_BO_MEM_{VRAM,PRIV0,TT} directly.
 */
static int
nouveau_bo_move_m2mf(struct drm_buffer_object *bo, int evict, int no_wait,
		     struct drm_bo_mem_reg *new_mem)
{
	struct drm_device *dev = bo->dev;
	struct drm_nouveau_private *dev_priv = dev->dev_private;
	struct nouveau_drm_channel *dchan = &dev_priv->channel;
	struct drm_bo_mem_reg *old_mem = &bo->mem;
	uint32_t srch, dsth, page_count;

	/* Can happen during init/takedown */
	if (!dchan->chan)
		return -EINVAL;

	srch = old_mem->mem_type == DRM_BO_MEM_TT ? NvDmaTT : NvDmaFB;
	dsth = new_mem->mem_type == DRM_BO_MEM_TT ? NvDmaTT : NvDmaFB;
	if (srch != dchan->m2mf_dma_source || dsth != dchan->m2mf_dma_destin) {
		dchan->m2mf_dma_source = srch;
		dchan->m2mf_dma_destin = dsth;

		BEGIN_RING(NvSubM2MF,
			   NV_MEMORY_TO_MEMORY_FORMAT_SET_DMA_SOURCE, 2);
		OUT_RING  (dchan->m2mf_dma_source);
		OUT_RING  (dchan->m2mf_dma_destin);
	}

	page_count = new_mem->num_pages;
	while (page_count) {
		int line_count = (page_count > 2047) ? 2047 : page_count;

		BEGIN_RING(NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_OFFSET_IN, 8);
		OUT_RING  (old_mem->mm_node->start << PAGE_SHIFT);
		OUT_RING  (new_mem->mm_node->start << PAGE_SHIFT);
		OUT_RING  (PAGE_SIZE); /* src_pitch */
		OUT_RING  (PAGE_SIZE); /* dst_pitch */
		OUT_RING  (PAGE_SIZE); /* line_length */
		OUT_RING  (line_count);
		OUT_RING  ((1<<8)|(1<<0));
		OUT_RING  (0);
		BEGIN_RING(NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_NOP, 1);
		OUT_RING  (0);

		page_count -= line_count;
	}

	return drm_bo_move_accel_cleanup(bo, evict, no_wait, dchan->chan->id,
					 DRM_FENCE_TYPE_EXE, 0, new_mem);
}

/* Flip pages into the GART and move if we can. */
static int
nouveau_bo_move_gart(struct drm_buffer_object *bo, int evict, int no_wait,
                     struct drm_bo_mem_reg *new_mem)
{
        struct drm_device *dev = bo->dev;
        struct drm_bo_mem_reg tmp_mem;
        int ret;

        tmp_mem = *new_mem;
        tmp_mem.mm_node = NULL;
        tmp_mem.mask = DRM_BO_FLAG_MEM_TT |
                DRM_BO_FLAG_CACHED | DRM_BO_FLAG_FORCE_CACHING;

        ret = drm_bo_mem_space(bo, &tmp_mem, no_wait);

        if (ret)
                return ret;

        ret = drm_bind_ttm(bo->ttm, &tmp_mem);
        if (ret)
                goto out_cleanup;

        ret = nouveau_bo_move_m2mf(bo, 1, no_wait, &tmp_mem);
        if (ret)
                goto out_cleanup;

        ret = drm_bo_move_ttm(bo, evict, no_wait, new_mem);

out_cleanup:
        if (tmp_mem.mm_node) {
                mutex_lock(&dev->struct_mutex);
                if (tmp_mem.mm_node != bo->pinned_node)
                        drm_mm_put_block(tmp_mem.mm_node);
                tmp_mem.mm_node = NULL;
                mutex_unlock(&dev->struct_mutex);
        }
        return ret;
}

static int
nouveau_bo_move(struct drm_buffer_object *bo, int evict, int no_wait,
		struct drm_bo_mem_reg *new_mem)
{
	struct drm_bo_mem_reg *old_mem = &bo->mem;

	if (new_mem->mem_type == DRM_BO_MEM_LOCAL) {
		if (old_mem->mem_type == DRM_BO_MEM_LOCAL)
			return drm_bo_move_memcpy(bo, evict, no_wait, new_mem);
#if 0
		if (!nouveau_bo_move_to_gart(bo, evict, no_wait, new_mem))
#endif
			return drm_bo_move_memcpy(bo, evict, no_wait, new_mem);
	}
	else
	if (old_mem->mem_type == DRM_BO_MEM_LOCAL) {
#if 0
		if (nouveau_bo_move_to_gart(bo, evict, no_wait, new_mem))
#endif
			return drm_bo_move_memcpy(bo, evict, no_wait, new_mem);
	}
	else {
//		if (nouveau_bo_move_m2mf(bo, evict, no_wait, new_mem))
			return drm_bo_move_memcpy(bo, evict, no_wait, new_mem);
	}
	return 0;
}

static void
nouveau_bo_flush_ttm(struct drm_ttm *ttm)
{
}

static uint32_t nouveau_mem_prios[]  = {
	DRM_BO_MEM_PRIV0,
	DRM_BO_MEM_VRAM,
	DRM_BO_MEM_TT,
	DRM_BO_MEM_LOCAL
};
static uint32_t nouveau_busy_prios[] = {
	DRM_BO_MEM_TT,
	DRM_BO_MEM_PRIV0,
	DRM_BO_MEM_VRAM,
	DRM_BO_MEM_LOCAL
};

struct drm_bo_driver nouveau_bo_driver = {
	.mem_type_prio = nouveau_mem_prios,
	.mem_busy_prio = nouveau_busy_prios,
	.num_mem_type_prio = sizeof(nouveau_mem_prios)/sizeof(uint32_t),
	.num_mem_busy_prio = sizeof(nouveau_busy_prios)/sizeof(uint32_t),
	.create_ttm_backend_entry = nouveau_bo_create_ttm_backend_entry,
	.fence_type = nouveau_bo_fence_type,
	.invalidate_caches = nouveau_bo_invalidate_caches,
	.init_mem_type = nouveau_bo_init_mem_type,
	.evict_mask = nouveau_bo_evict_mask,
	.move = nouveau_bo_move,
	.ttm_cache_flush= nouveau_bo_flush_ttm
};
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-22 15:30:26 +0000