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-rw-r--r--shared-core/via_mm.c347
1 files changed, 0 insertions, 347 deletions
diff --git a/shared-core/via_mm.c b/shared-core/via_mm.c
deleted file mode 100644
index 45790dc2..00000000
--- a/shared-core/via_mm.c
+++ /dev/null
@@ -1,347 +0,0 @@
-/*
- * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
- * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sub license,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-#include "drmP.h"
-#include "via_drm.h"
-#include "via_drv.h"
-#include "via_ds.h"
-#include "via_mm.h"
-
-#define MAX_CONTEXT 100
-
-typedef struct {
- int used;
- int context;
- set_t *sets[2]; /* 0 for frame buffer, 1 for AGP , 2 for System */
-} via_context_t;
-
-static via_context_t global_ppriv[MAX_CONTEXT];
-
-static int via_agp_alloc(drm_via_mem_t * mem);
-static int via_agp_free(drm_via_mem_t * mem);
-static int via_fb_alloc(drm_via_mem_t * mem);
-static int via_fb_free(drm_via_mem_t * mem);
-
-static int add_alloc_set(int context, int type, unsigned long val)
-{
- int i, retval = 0;
-
- for (i = 0; i < MAX_CONTEXT; i++) {
- if (global_ppriv[i].used && global_ppriv[i].context == context) {
- retval = via_setAdd(global_ppriv[i].sets[type], val);
- break;
- }
- }
-
- return retval;
-}
-
-static int del_alloc_set(int context, int type, unsigned long val)
-{
- int i, retval = 0;
-
- for (i = 0; i < MAX_CONTEXT; i++)
- if (global_ppriv[i].used && global_ppriv[i].context == context) {
- retval = via_setDel(global_ppriv[i].sets[type], val);
- break;
- }
-
- return retval;
-}
-
-/* agp memory management */
-static memHeap_t *AgpHeap = NULL;
-
-int via_agp_init(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_via_agp_t *agp = data;
-
- AgpHeap = via_mmInit(agp->offset, agp->size);
-
- DRM_DEBUG("offset = %lu, size = %lu", (unsigned long)agp->offset,
- (unsigned long)agp->size);
-
- return 0;
-}
-
-/* fb memory management */
-static memHeap_t *FBHeap = NULL;
-
-int via_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_via_fb_t *fb = data;
-
- FBHeap = via_mmInit(fb.offset, fb.size);
-
- DRM_DEBUG("offset = %lu, size = %lu", (unsigned long)fb.offset,
- (unsigned long)fb.size);
-
- return 0;
-}
-
-int via_init_context(struct drm_device *dev, int context)
-{
- int i;
-
- for (i = 0; i < MAX_CONTEXT; i++)
- if (global_ppriv[i].used &&
- (global_ppriv[i].context == context))
- break;
-
- if (i >= MAX_CONTEXT) {
- for (i = 0; i < MAX_CONTEXT; i++) {
- if (!global_ppriv[i].used) {
- global_ppriv[i].context = context;
- global_ppriv[i].used = 1;
- global_ppriv[i].sets[0] = via_setInit();
- global_ppriv[i].sets[1] = via_setInit();
- DRM_DEBUG("init allocation set, socket=%d,"
- " context = %d\n", i, context);
- break;
- }
- }
-
- if ((i >= MAX_CONTEXT) || (global_ppriv[i].sets[0] == NULL) ||
- (global_ppriv[i].sets[1] == NULL)) {
- return 0;
- }
- }
-
- return 1;
-}
-
-int via_final_context(struct drm_device *dev, int context)
-{
- int i;
- drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
-
- for (i = 0; i < MAX_CONTEXT; i++)
- if (global_ppriv[i].used &&
- (global_ppriv[i].context == context))
- break;
-
- if (i < MAX_CONTEXT) {
- set_t *set;
- ITEM_TYPE item;
- int retval;
-
- DRM_DEBUG("find socket %d, context = %d\n", i, context);
-
- /* Video Memory */
- set = global_ppriv[i].sets[0];
- retval = via_setFirst(set, &item);
- while (retval) {
- DRM_DEBUG("free video memory 0x%lx\n", item);
- via_mmFreeMem((PMemBlock) item);
- retval = via_setNext(set, &item);
- }
- via_setDestroy(set);
-
- /* AGP Memory */
- set = global_ppriv[i].sets[1];
- retval = via_setFirst(set, &item);
- while (retval) {
- DRM_DEBUG("free agp memory 0x%lx\n", item);
- via_mmFreeMem((PMemBlock) item);
- retval = via_setNext(set, &item);
- }
- via_setDestroy(set);
- global_ppriv[i].used = 0;
- }
- via_release_futex(dev_priv, context);
-
-#if defined(__linux__)
- /* Linux specific until context tracking code gets ported to BSD */
- /* Last context, perform cleanup */
- if (dev->ctx_count == 1 && dev->dev_private) {
- DRM_DEBUG("Last Context\n");
- if (dev->irq)
- drm_irq_uninstall(dev);
-
- via_cleanup_futex(dev_priv);
- via_do_cleanup_map(dev);
- }
-#endif
-
- return 1;
-}
-
-int via_mem_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_via_mem_t *mem = data;
-
- switch (mem.type) {
- case VIA_MEM_VIDEO:
- if (via_fb_alloc(mem) < 0)
- return -EFAULT;
- return 0;
- case VIA_MEM_AGP:
- if (via_agp_alloc(mem) < 0)
- return -EFAULT;
- return 0;
- }
-
- return -EFAULT;
-}
-
-static int via_fb_alloc(drm_via_mem_t * mem)
-{
- drm_via_mm_t fb;
- PMemBlock block;
- int retval = 0;
-
- if (!FBHeap)
- return -1;
-
- fb.size = mem->size;
- fb.context = mem->context;
-
- block = via_mmAllocMem(FBHeap, fb.size, 5, 0);
- if (block) {
- fb.offset = block->ofs;
- fb.free = (unsigned long)block;
- if (!add_alloc_set(fb.context, VIA_MEM_VIDEO, fb.free)) {
- DRM_DEBUG("adding to allocation set fails\n");
- via_mmFreeMem((PMemBlock) fb.free);
- retval = -1;
- }
- } else {
- fb.offset = 0;
- fb.size = 0;
- fb.free = 0;
- retval = -1;
- }
-
- mem->offset = fb.offset;
- mem->index = fb.free;
-
- DRM_DEBUG("alloc fb, size = %d, offset = %d\n", fb.size,
- (int)fb.offset);
-
- return retval;
-}
-
-static int via_agp_alloc(drm_via_mem_t * mem)
-{
- drm_via_mm_t agp;
- PMemBlock block;
- int retval = 0;
-
- if (!AgpHeap)
- return -1;
-
- agp.size = mem->size;
- agp.context = mem->context;
-
- block = via_mmAllocMem(AgpHeap, agp.size, 5, 0);
- if (block) {
- agp.offset = block->ofs;
- agp.free = (unsigned long)block;
- if (!add_alloc_set(agp.context, VIA_MEM_AGP, agp.free)) {
- DRM_DEBUG("adding to allocation set fails\n");
- via_mmFreeMem((PMemBlock) agp.free);
- retval = -1;
- }
- } else {
- agp.offset = 0;
- agp.size = 0;
- agp.free = 0;
- }
-
- mem->offset = agp.offset;
- mem->index = agp.free;
-
- DRM_DEBUG("alloc agp, size = %d, offset = %d\n", agp.size,
- (unsigned int)agp.offset);
- return retval;
-}
-
-int via_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_via_mem_t *mem = data;
-
- switch (mem->type) {
-
- case VIA_MEM_VIDEO:
- if (via_fb_free(mem) == 0)
- return 0;
- break;
- case VIA_MEM_AGP:
- if (via_agp_free(mem) == 0)
- return 0;
- break;
- }
-
- return -EFAULT;
-}
-
-static int via_fb_free(drm_via_mem_t * mem)
-{
- drm_via_mm_t fb;
- int retval = 0;
-
- if (!FBHeap) {
- return -1;
- }
-
- fb.free = mem->index;
- fb.context = mem->context;
-
- if (!fb.free) {
- return -1;
-
- }
-
- via_mmFreeMem((PMemBlock) fb.free);
-
- if (!del_alloc_set(fb.context, VIA_MEM_VIDEO, fb.free)) {
- retval = -1;
- }
-
- DRM_DEBUG("free fb, free = %ld\n", fb.free);
-
- return retval;
-}
-
-static int via_agp_free(drm_via_mem_t * mem)
-{
- drm_via_mm_t agp;
-
- int retval = 0;
-
- agp.free = mem->index;
- agp.context = mem->context;
-
- if (!agp.free)
- return -1;
-
- via_mmFreeMem((PMemBlock) agp.free);
-
- if (!del_alloc_set(agp.context, VIA_MEM_AGP, agp.free)) {
- retval = -1;
- }
-
- DRM_DEBUG("free agp, free = %ld\n", agp.nfree);
-
- return retval;
-}
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