diff options
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/drm/Makefile | 4 | ||||
| -rw-r--r-- | drivers/char/drm/sis_drv.c | 38 | ||||
| -rw-r--r-- | drivers/char/drm/sis_drv.h | 24 | ||||
| -rw-r--r-- | drivers/char/drm/sis_ds.c | 299 | ||||
| -rw-r--r-- | drivers/char/drm/sis_ds.h | 146 | ||||
| -rw-r--r-- | drivers/char/drm/sis_mm.c | 456 | ||||
| -rw-r--r-- | drivers/char/drm/via_drv.c | 3 | ||||
| -rw-r--r-- | drivers/char/drm/via_drv.h | 16 | ||||
| -rw-r--r-- | drivers/char/drm/via_ds.c | 273 | ||||
| -rw-r--r-- | drivers/char/drm/via_ds.h | 104 | ||||
| -rw-r--r-- | drivers/char/drm/via_map.c | 9 | ||||
| -rw-r--r-- | drivers/char/drm/via_mm.c | 375 |
12 files changed, 344 insertions, 1403 deletions
diff --git a/drivers/char/drm/Makefile b/drivers/char/drm/Makefile index 5eb79f2d5587..3ad0f648c6b2 100644 --- a/drivers/char/drm/Makefile +++ b/drivers/char/drm/Makefile @@ -16,9 +16,9 @@ i830-objs := i830_drv.o i830_dma.o i830_irq.o i915-objs := i915_drv.o i915_dma.o i915_irq.o i915_mem.o radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o radeon_irq.o r300_cmdbuf.o ffb-objs := ffb_drv.o ffb_context.o -sis-objs := sis_drv.o sis_ds.o sis_mm.o +sis-objs := sis_drv.o sis_mm.o savage-objs := savage_drv.o savage_bci.o savage_state.o -via-objs := via_irq.o via_drv.o via_ds.o via_map.o via_mm.o via_dma.o via_verifier.o via_video.o via_dmablit.o +via-objs := via_irq.o via_drv.o via_map.o via_mm.o via_dma.o via_verifier.o via_video.o via_dmablit.o ifeq ($(CONFIG_COMPAT),y) drm-objs += drm_ioc32.o diff --git a/drivers/char/drm/sis_drv.c b/drivers/char/drm/sis_drv.c index 5e9dc86f2956..93880e449201 100644 --- a/drivers/char/drm/sis_drv.c +++ b/drivers/char/drm/sis_drv.c @@ -35,11 +35,43 @@ static struct pci_device_id pciidlist[] = { sisdrv_PCI_IDS }; +static int sis_driver_load(drm_device_t *dev, unsigned long chipset) +{ + drm_sis_private_t *dev_priv; + int ret; + + dev_priv = drm_calloc(1, sizeof(drm_sis_private_t), DRM_MEM_DRIVER); + if (dev_priv == NULL) + return DRM_ERR(ENOMEM); + + dev->dev_private = (void *)dev_priv; + dev_priv->chipset = chipset; + ret = drm_sman_init(&dev_priv->sman, 2, 12, 8); + if (ret) { + drm_free(dev_priv, sizeof(dev_priv), DRM_MEM_DRIVER); + } + + return ret; +} + +static int sis_driver_unload(drm_device_t *dev) +{ + drm_sis_private_t *dev_priv = dev->dev_private; + + drm_sman_takedown(&dev_priv->sman); + drm_free(dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER); + + return 0; +} + static struct drm_driver driver = { .driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR, - .context_ctor = sis_init_context, - .context_dtor = sis_final_context, - .reclaim_buffers = drm_core_reclaim_buffers, + .load = sis_driver_load, + .unload = sis_driver_unload, + .context_dtor = NULL, + .reclaim_buffers = NULL, + .reclaim_buffers_locked = sis_reclaim_buffers_locked, + .lastclose = sis_lastclose, .get_map_ofs = drm_core_get_map_ofs, .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = sis_ioctls, diff --git a/drivers/char/drm/sis_drv.h b/drivers/char/drm/sis_drv.h index e218e5269503..330a2c4eade2 100644 --- a/drivers/char/drm/sis_drv.h +++ b/drivers/char/drm/sis_drv.h @@ -31,23 +31,29 @@ /* General customization: */ -#define DRIVER_AUTHOR "SIS" +#define DRIVER_AUTHOR "SIS, Tungsten Graphics" #define DRIVER_NAME "sis" #define DRIVER_DESC "SIS 300/630/540" -#define DRIVER_DATE "20030826" +#define DRIVER_DATE "20060529" #define DRIVER_MAJOR 1 -#define DRIVER_MINOR 1 -#define DRIVER_PATCHLEVEL 0 +#define DRIVER_MINOR 2 +#define DRIVER_PATCHLEVEL 1 -#include "sis_ds.h" +#include "drm_sman.h" typedef struct drm_sis_private { - memHeap_t *AGPHeap; - memHeap_t *FBHeap; + drm_local_map_t *mmio; + unsigned int idle_fault; + drm_sman_t sman; + unsigned int chipset; + int vram_initialized; + int agp_initialized; + unsigned long vram_offset; + unsigned long agp_offset; } drm_sis_private_t; -extern int sis_init_context(drm_device_t * dev, int context); -extern int sis_final_context(drm_device_t * dev, int context); +extern void sis_reclaim_buffers_locked(drm_device_t *dev, struct file *filp); +extern void sis_lastclose(drm_device_t *dev); extern drm_ioctl_desc_t sis_ioctls[]; extern int sis_max_ioctl; diff --git a/drivers/char/drm/sis_ds.c b/drivers/char/drm/sis_ds.c deleted file mode 100644 index 2e485d482943..000000000000 --- a/drivers/char/drm/sis_ds.c +++ /dev/null @@ -1,299 +0,0 @@ -/* sis_ds.c -- Private header for Direct Rendering Manager -*- linux-c -*- - * Created: Mon Jan 4 10:05:05 1999 by sclin@sis.com.tw - * - * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan. - * 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: - * Sung-Ching Lin <sclin@sis.com.tw> - * - */ - -#include "drmP.h" -#include "drm.h" -#include "sis_ds.h" - -/* Set Data Structure, not check repeated value - * temporarily used - */ - -set_t *setInit(void) -{ - int i; - set_t *set; - - set = (set_t *) drm_alloc(sizeof(set_t), DRM_MEM_DRIVER); - if (set != NULL) { - for (i = 0; i < SET_SIZE; i++) { - set->list[i].free_next = i + 1; - set->list[i].alloc_next = -1; - } - set->list[SET_SIZE - 1].free_next = -1; - set->free = 0; - set->alloc = -1; - set->trace = -1; - } - return set; -} - -int setAdd(set_t * set, ITEM_TYPE item) -{ - int free = set->free; - - if (free != -1) { - set->list[free].val = item; - set->free = set->list[free].free_next; - } else { - return 0; - } - - set->list[free].alloc_next = set->alloc; - set->alloc = free; - set->list[free].free_next = -1; - - return 1; -} - -int setDel(set_t * set, ITEM_TYPE item) -{ - int alloc = set->alloc; - int prev = -1; - - while (alloc != -1) { - if (set->list[alloc].val == item) { - if (prev != -1) - set->list[prev].alloc_next = - set->list[alloc].alloc_next; - else - set->alloc = set->list[alloc].alloc_next; - break; - } - prev = alloc; - alloc = set->list[alloc].alloc_next; - } - - if (alloc == -1) - return 0; - - set->list[alloc].free_next = set->free; - set->free = alloc; - set->list[alloc].alloc_next = -1; - - return 1; -} - -/* setFirst -> setAdd -> setNext is wrong */ - -int setFirst(set_t * set, ITEM_TYPE * item) -{ - if (set->alloc == -1) - return 0; - - *item = set->list[set->alloc].val; - set->trace = set->list[set->alloc].alloc_next; - - return 1; -} - -int setNext(set_t * set, ITEM_TYPE * item) -{ - if (set->trace == -1) - return 0; - - *item = set->list[set->trace].val; - set->trace = set->list[set->trace].alloc_next; - - return 1; -} - -int setDestroy(set_t * set) -{ - drm_free(set, sizeof(set_t), DRM_MEM_DRIVER); - - return 1; -} - -/* - * GLX Hardware Device Driver common code - * Copyright (C) 1999 Wittawat Yamwong - * - * 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 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 - * WITTAWAT YAMWONG, OR ANY OTHER CONTRIBUTORS 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. - * - */ - -#define ISFREE(bptr) ((bptr)->free) - -memHeap_t *mmInit(int ofs, int size) -{ - PMemBlock blocks; - - if (size <= 0) - return NULL; - - blocks = (TMemBlock *) drm_calloc(1, sizeof(TMemBlock), DRM_MEM_DRIVER); - if (blocks != NULL) { - blocks->ofs = ofs; - blocks->size = size; - blocks->free = 1; - return (memHeap_t *) blocks; - } else - return NULL; -} - -/* Checks if a pointer 'b' is part of the heap 'heap' */ -int mmBlockInHeap(memHeap_t * heap, PMemBlock b) -{ - TMemBlock *p; - - if (heap == NULL || b == NULL) - return 0; - - p = heap; - while (p != NULL && p != b) { - p = p->next; - } - if (p == b) - return 1; - else - return 0; -} - -static TMemBlock *SliceBlock(TMemBlock * p, - int startofs, int size, - int reserved, int alignment) -{ - TMemBlock *newblock; - - /* break left */ - if (startofs > p->ofs) { - newblock = (TMemBlock *) drm_calloc(1, sizeof(TMemBlock), - DRM_MEM_DRIVER); - newblock->ofs = startofs; - newblock->size = p->size - (startofs - p->ofs); - newblock->free = 1; - newblock->next = p->next; - p->size -= newblock->size; - p->next = newblock; - p = newblock; - } - - /* break right */ - if (size < p->size) { - newblock = (TMemBlock *) drm_calloc(1, sizeof(TMemBlock), - DRM_MEM_DRIVER); - newblock->ofs = startofs + size; - newblock->size = p->size - size; - newblock->free = 1; - newblock->next = p->next; - p->size = size; - p->next = newblock; - } - - /* p = middle block */ - p->align = alignment; - p->free = 0; - p->reserved = reserved; - return p; -} - -PMemBlock mmAllocMem(memHeap_t * heap, int size, int align2, int startSearch) -{ - int mask, startofs, endofs; - TMemBlock *p; - - if (heap == NULL || align2 < 0 || size <= 0) - return NULL; - - mask = (1 << align2) - 1; - startofs = 0; - p = (TMemBlock *) heap; - while (p != NULL) { - if (ISFREE(p)) { - startofs = (p->ofs + mask) & ~mask; - if (startofs < startSearch) { - startofs = startSearch; - } - endofs = startofs + size; - if (endofs <= (p->ofs + p->size)) - break; - } - p = p->next; - } - if (p == NULL) - return NULL; - p = SliceBlock(p, startofs, size, 0, mask + 1); - p->heap = heap; - return p; -} - -static __inline__ int Join2Blocks(TMemBlock * p) -{ - if (p->free && p->next && p->next->free) { - TMemBlock *q = p->next; - p->size += q->size; - p->next = q->next; - drm_free(q, sizeof(TMemBlock), DRM_MEM_DRIVER); - return 1; - } - return 0; -} - -int mmFreeMem(PMemBlock b) -{ - TMemBlock *p, *prev; - - if (b == NULL) - return 0; - if (b->heap == NULL) - return -1; - - p = b->heap; - prev = NULL; - while (p != NULL && p != b) { - prev = p; - p = p->next; - } - if (p == NULL || p->free || p->reserved) - return -1; - - p->free = 1; - Join2Blocks(p); - if (prev) - Join2Blocks(prev); - return 0; -} diff --git a/drivers/char/drm/sis_ds.h b/drivers/char/drm/sis_ds.h deleted file mode 100644 index 94f2b4728b63..000000000000 --- a/drivers/char/drm/sis_ds.h +++ /dev/null @@ -1,146 +0,0 @@ -/* sis_ds.h -- Private header for Direct Rendering Manager -*- linux-c -*- - * Created: Mon Jan 4 10:05:05 1999 by sclin@sis.com.tw - */ -/* - * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan. - * 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: - * Sung-Ching Lin <sclin@sis.com.tw> - * - */ - -#ifndef __SIS_DS_H__ -#define __SIS_DS_H__ - -/* Set Data Structure */ - -#define SET_SIZE 5000 - -typedef unsigned long ITEM_TYPE; - -typedef struct { - ITEM_TYPE val; - int alloc_next, free_next; -} list_item_t; - -typedef struct { - int alloc; - int free; - int trace; - list_item_t list[SET_SIZE]; -} set_t; - -set_t *setInit(void); -int setAdd(set_t * set, ITEM_TYPE item); -int setDel(set_t * set, ITEM_TYPE item); -int setFirst(set_t * set, ITEM_TYPE * item); -int setNext(set_t * set, ITEM_TYPE * item); -int setDestroy(set_t * set); - -/* - * GLX Hardware Device Driver common code - * Copyright (C) 1999 Wittawat Yamwong - * - * 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 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 - * WITTAWAT YAMWONG, OR ANY OTHER CONTRIBUTORS 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. - * - */ - -struct mem_block_t { - struct mem_block_t *next; - struct mem_block_t *heap; - int ofs, size; - int align; - unsigned int free:1; - unsigned int reserved:1; -}; -typedef struct mem_block_t TMemBlock; -typedef struct mem_block_t *PMemBlock; - -/* a heap is just the first block in a chain */ -typedef struct mem_block_t memHeap_t; - -static __inline__ int mmBlockSize(PMemBlock b) -{ - return b->size; -} - -static __inline__ int mmOffset(PMemBlock b) -{ - return b->ofs; -} - -static __inline__ void mmMarkReserved(PMemBlock b) -{ - b->reserved = 1; -} - -/* - * input: total size in bytes - * return: a heap pointer if OK, NULL if error - */ -memHeap_t *mmInit(int ofs, int size); - -/* - * Allocate 'size' bytes with 2^align2 bytes alignment, - * restrict the search to free memory after 'startSearch' - * depth and back buffers should be in different 4mb banks - * to get better page hits if possible - * input: size = size of block - * align2 = 2^align2 bytes alignment - * startSearch = linear offset from start of heap to begin search - * return: pointer to the allocated block, 0 if error - */ -PMemBlock mmAllocMem(memHeap_t * heap, int size, int align2, int startSearch); - -/* - * Returns 1 if the block 'b' is part of the heap 'heap' - */ -int mmBlockInHeap(PMemBlock heap, PMemBlock b); - -/* - * Free block starts at offset - * input: pointer to a block - * return: 0 if OK, -1 if error - */ -int mmFreeMem(PMemBlock b); - -/* For debuging purpose. */ -void mmDumpMemInfo(memHeap_t * mmInit); - -#endif /* __SIS_DS_H__ */ diff --git a/drivers/char/drm/sis_mm.c b/drivers/char/drm/sis_mm.c index 5e9936bc307f..0eb1dca232b7 100644 --- a/drivers/char/drm/sis_mm.c +++ b/drivers/char/drm/sis_mm.c @@ -1,414 +1,274 @@ -/* sis_mm.c -- Private header for Direct Rendering Manager -*- linux-c -*- - * Created: Mon Jan 4 10:05:05 1999 by sclin@sis.com.tw +/************************************************************************** * - * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan. - * All rights reserved. + * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA. + * 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: + * 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 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. + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDERS, AUTHORS 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: - * Sung-Ching Lin <sclin@sis.com.tw> * + **************************************************************************/ + +/* + * Authors: + * Thomas Hellström <thomas-at-tungstengraphics-dot-com> */ #include "drmP.h" #include "sis_drm.h" #include "sis_drv.h" -#include "sis_ds.h" -#if defined(__linux__) && defined(CONFIG_FB_SIS) + #include <video/sisfb.h> -#endif -#define MAX_CONTEXT 100 #define VIDEO_TYPE 0 #define AGP_TYPE 1 -typedef struct { - int used; - int context; - set_t *sets[2]; /* 0 for video, 1 for AGP */ -} sis_context_t; - -static sis_context_t global_ppriv[MAX_CONTEXT]; +#define SIS_MM_ALIGN_SHIFT 4 +#define SIS_MM_ALIGN_MASK ( (1 << SIS_MM_ALIGN_SHIFT) - 1) -static int add_alloc_set(int context, int type, unsigned int val) -{ - int i, retval = 0; +#if defined(CONFIG_FB_SIS) +/* fb management via fb device */ - for (i = 0; i < MAX_CONTEXT; i++) { - if (global_ppriv[i].used && global_ppriv[i].context == context) { - retval = setAdd(global_ppriv[i].sets[type], val); - break; - } - } - return retval; -} +#define SIS_MM_ALIGN_SHIFT 0 +#define SIS_MM_ALIGN_MASK 0 -static int del_alloc_set(int context, int type, unsigned int val) +static void *sis_sman_mm_allocate(void *private, unsigned long size, + unsigned alignment) { - int i, retval = 0; + struct sis_memreq req; - for (i = 0; i < MAX_CONTEXT; i++) { - if (global_ppriv[i].used && global_ppriv[i].context == context) { - retval = setDel(global_ppriv[i].sets[type], val); - break; - } - } - return retval; + req.size = size; + sis_malloc(&req); + if (req.size == 0) + return NULL; + else + return (void *)~req.offset; } -/* fb management via fb device */ -#if defined(__linux__) && defined(CONFIG_FB_SIS) - -static int sis_fb_init(DRM_IOCTL_ARGS) +static void sis_sman_mm_free(void *private, void *ref) { - return 0; + sis_free(~((unsigned long)ref)); } -static int sis_fb_alloc(DRM_IOCTL_ARGS) +static void sis_sman_mm_destroy(void *private) { - drm_sis_mem_t fb; - struct sis_memreq req; - drm_sis_mem_t __user *argp = (drm_sis_mem_t __user *)data; - int retval = 0; - - DRM_COPY_FROM_USER_IOCTL(fb, argp, sizeof(fb)); - - req.size = fb.size; - sis_malloc(&req); - if (req.offset) { - /* TODO */ - fb.offset = req.offset; - fb.free = req.offset; - if (!add_alloc_set(fb.context, VIDEO_TYPE, fb.free)) { - DRM_DEBUG("adding to allocation set fails\n"); - sis_free(req.offset); - retval = DRM_ERR(EINVAL); - } - } else { - fb.offset = 0; - fb.size = 0; - fb.free = 0; - } - - DRM_COPY_TO_USER_IOCTL(argp, fb, sizeof(fb)); - - DRM_DEBUG("alloc fb, size = %d, offset = %d\n", fb.size, req.offset); - - return retval; + ; } -static int sis_fb_free(DRM_IOCTL_ARGS) +unsigned long sis_sman_mm_offset(void *private, void *ref) { - drm_sis_mem_t fb; - int retval = 0; - - DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_mem_t __user *) data, sizeof(fb)); - - if (!fb.free) - return DRM_ERR(EINVAL); - - if (!del_alloc_set(fb.context, VIDEO_TYPE, fb.free)) - retval = DRM_ERR(EINVAL); - sis_free(fb.free); - - DRM_DEBUG("free fb, offset = 0x%lx\n", fb.free); - - return retval; + return ~((unsigned long)ref); } -#else +#endif -/* Called by the X Server to initialize the FB heap. Allocations will fail - * unless this is called. Offset is the beginning of the heap from the - * framebuffer offset (MaxXFBMem in XFree86). - * - * Memory layout according to Thomas Winischofer: - * |------------------|DDDDDDDDDDDDDDDDDDDDDDDDDDDDD|HHHH|CCCCCCCCCCC| - * - * X driver/sisfb HW- Command- - * framebuffer memory DRI heap Cursor queue - */ static int sis_fb_init(DRM_IOCTL_ARGS) { DRM_DEVICE; drm_sis_private_t *dev_priv = dev->dev_private; drm_sis_fb_t fb; + int ret; DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_fb_t __user *) data, sizeof(fb)); - if (dev_priv == NULL) { - dev->dev_private = drm_calloc(1, sizeof(drm_sis_private_t), - DRM_MEM_DRIVER); - dev_priv = dev->dev_private; - if (dev_priv == NULL) - return ENOMEM; + mutex_lock(&dev->struct_mutex); +#if defined(CONFIG_FB_SIS) + { + drm_sman_mm_t sman_mm; + sman_mm.private = (void *)0xFFFFFFFF; + sman_mm.allocate = sis_sman_mm_allocate; + sman_mm.free = sis_sman_mm_free; + sman_mm.destroy = sis_sman_mm_destroy; + sman_mm.offset = sis_sman_mm_offset; + ret = + drm_sman_set_manager(&dev_priv->sman, VIDEO_TYPE, &sman_mm); } +#else + ret = drm_sman_set_range(&dev_priv->sman, VIDEO_TYPE, 0, + fb.size >> SIS_MM_ALIGN_SHIFT); +#endif - if (dev_priv->FBHeap != NULL) - return DRM_ERR(EINVAL); + if (ret) { + DRM_ERROR("VRAM memory manager initialisation error\n"); + mutex_unlock(&dev->struct_mutex); + return ret; + } - dev_priv->FBHeap = mmInit(fb.offset, fb.size); + dev_priv->vram_initialized = TRUE; + dev_priv->vram_offset = fb.offset; + mutex_unlock(&dev->struct_mutex); DRM_DEBUG("offset = %u, size = %u", fb.offset, fb.size); return 0; } -static int sis_fb_alloc(DRM_IOCTL_ARGS) +static int sis_drm_alloc(drm_device_t * dev, drm_file_t * priv, + unsigned long data, int pool) { - DRM_DEVICE; drm_sis_private_t *dev_priv = dev->dev_private; - drm_sis_mem_t __user *argp = (drm_sis_mem_t __user *)data; - drm_sis_mem_t fb; - PMemBlock block; + drm_sis_mem_t __user *argp = (drm_sis_mem_t __user *) data; + drm_sis_mem_t mem; int retval = 0; + drm_memblock_item_t *item; - if (dev_priv == NULL || dev_priv->FBHeap == NULL) + DRM_COPY_FROM_USER_IOCTL(mem, argp, sizeof(mem)); + + mutex_lock(&dev->struct_mutex); + + if (FALSE == ((pool == 0) ? dev_priv->vram_initialized : + dev_priv->agp_initialized)) { + DRM_ERROR + ("Attempt to allocate from uninitialized memory manager.\n"); return DRM_ERR(EINVAL); + } - DRM_COPY_FROM_USER_IOCTL(fb, argp, sizeof(fb)); - - block = mmAllocMem(dev_priv->FBHeap, fb.size, 0, 0); - if (block) { - /* TODO */ - fb.offset = block->ofs; - fb.free = (unsigned long)block; - if (!add_alloc_set(fb.context, VIDEO_TYPE, fb.free)) { - DRM_DEBUG("adding to allocation set fails\n"); - mmFreeMem((PMemBlock) fb.free); - retval = DRM_ERR(EINVAL); - } + mem.size = (mem.size + SIS_MM_ALIGN_MASK) >> SIS_MM_ALIGN_SHIFT; + item = drm_sman_alloc(&dev_priv->sman, pool, mem.size, 0, + (unsigned long)priv); + + mutex_unlock(&dev->struct_mutex); + if (item) { + mem.offset = ((pool == 0) ? + dev_priv->vram_offset : dev_priv->agp_offset) + + (item->mm-> + offset(item->mm, item->mm_info) << SIS_MM_ALIGN_SHIFT); + mem.free = item->user_hash.key; + mem.size = mem.size << SIS_MM_ALIGN_SHIFT; } else { - fb.offset = 0; - fb.size = 0; - fb.free = 0; + mem.offset = 0; + mem.size = 0; + mem.free = 0; + retval = DRM_ERR(ENOMEM); } - DRM_COPY_TO_USER_IOCTL(argp, fb, sizeof(fb)); + DRM_COPY_TO_USER_IOCTL(argp, mem, sizeof(mem)); - DRM_DEBUG("alloc fb, size = %d, offset = %d\n", fb.size, fb.offset); + DRM_DEBUG("alloc %d, size = %d, offset = %d\n", pool, mem.size, + mem.offset); return retval; } -static int sis_fb_free(DRM_IOCTL_ARGS) +static int sis_drm_free(DRM_IOCTL_ARGS) { DRM_DEVICE; drm_sis_private_t *dev_priv = dev->dev_private; - drm_sis_mem_t fb; + drm_sis_mem_t mem; + int ret; - if (dev_priv == NULL || dev_priv->FBHeap == NULL) - return DRM_ERR(EINVAL); - - DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_mem_t __user *) data, sizeof(fb)); + DRM_COPY_FROM_USER_IOCTL(mem, (drm_sis_mem_t __user *) data, + sizeof(mem)); - if (!mmBlockInHeap(dev_priv->FBHeap, (PMemBlock) fb.free)) - return DRM_ERR(EINVAL); + mutex_lock(&dev->struct_mutex); + ret = drm_sman_free_key(&dev_priv->sman, mem.free); + mutex_unlock(&dev->struct_mutex); + DRM_DEBUG("free = 0x%lx\n", mem.free); - if (!del_alloc_set(fb.context, VIDEO_TYPE, fb.free)) - return DRM_ERR(EINVAL); - mmFreeMem((PMemBlock) fb.free); - - DRM_DEBUG("free fb, free = 0x%lx\n", fb.free); - - return 0; + return ret; } -#endif - -/* agp memory management */ +static int sis_fb_alloc(DRM_IOCTL_ARGS) +{ + DRM_DEVICE; + return sis_drm_alloc(dev, priv, data, VIDEO_TYPE); +} static int sis_ioctl_agp_init(DRM_IOCTL_ARGS) { DRM_DEVICE; drm_sis_private_t *dev_priv = dev->dev_private; drm_sis_agp_t agp; - - if (dev_priv == NULL) { - dev->dev_private = drm_calloc(1, sizeof(drm_sis_private_t), - DRM_MEM_DRIVER); - dev_priv = dev->dev_private; - if (dev_priv == NULL) - return ENOMEM; - } - - if (dev_priv->AGPHeap != NULL) - return DRM_ERR(EINVAL); + int ret; + dev_priv = dev->dev_private; DRM_COPY_FROM_USER_IOCTL(agp, (drm_sis_agp_t __user *) data, sizeof(agp)); + mutex_lock(&dev->struct_mutex); + ret = drm_sman_set_range(&dev_priv->sman, AGP_TYPE, 0, + agp.size >> SIS_MM_ALIGN_SHIFT); + + if (ret) { + DRM_ERROR("AGP memory manager initialisation error\n"); + mutex_unlock(&dev->struct_mutex); + return ret; + } - dev_priv->AGPHeap = mmInit(agp.offset, agp.size); + dev_priv->agp_initialized = TRUE; + dev_priv->agp_offset = agp.offset; + mutex_unlock(&dev->struct_mutex); DRM_DEBUG("offset = %u, size = %u", agp.offset, agp.size); - return 0; } static int sis_ioctl_agp_alloc(DRM_IOCTL_ARGS) { DRM_DEVICE; - drm_sis_private_t *dev_priv = dev->dev_private; - drm_sis_mem_t __user *argp = (drm_sis_mem_t __user *)data; - drm_sis_mem_t agp; - PMemBlock block; - int retval = 0; - - if (dev_priv == NULL || dev_priv->AGPHeap == NULL) - return DRM_ERR(EINVAL); - - DRM_COPY_FROM_USER_IOCTL(agp, argp, sizeof(agp)); - - block = mmAllocMem(dev_priv->AGPHeap, agp.size, 0, 0); - if (block) { - /* TODO */ - agp.offset = block->ofs; - agp.free = (unsigned long)block; - if (!add_alloc_set(agp.context, AGP_TYPE, agp.free)) { - DRM_DEBUG("adding to allocation set fails\n"); - mmFreeMem((PMemBlock) agp.free); - retval = -1; - } - } else { - agp.offset = 0; - agp.size = 0; - agp.free = 0; - } - DRM_COPY_TO_USER_IOCTL(argp, agp, sizeof(agp)); - - DRM_DEBUG("alloc agp, size = %d, offset = %d\n", agp.size, agp.offset); - - return retval; + return sis_drm_alloc(dev, priv, data, AGP_TYPE); } -static int sis_ioctl_agp_free(DRM_IOCTL_ARGS) +void sis_lastclose(struct drm_device *dev) { - DRM_DEVICE; drm_sis_private_t *dev_priv = dev->dev_private; - drm_sis_mem_t agp; - - if (dev_priv == NULL || dev_priv->AGPHeap == NULL) - return DRM_ERR(EINVAL); - - DRM_COPY_FROM_USER_IOCTL(agp, (drm_sis_mem_t __user *) data, - sizeof(agp)); - - if (!mmBlockInHeap(dev_priv->AGPHeap, (PMemBlock) agp.free)) - return DRM_ERR(EINVAL); - - mmFreeMem((PMemBlock) agp.free); - if (!del_alloc_set(agp.context, AGP_TYPE, agp.free)) - return DRM_ERR(EINVAL); - - DRM_DEBUG("free agp, free = 0x%lx\n", agp.free); - return 0; -} - -int sis_init_context(struct drm_device *dev, int context) -{ - int i; + if (!dev_priv) + return; - 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] = setInit(); - global_ppriv[i].sets[1] = 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; + mutex_lock(&dev->struct_mutex); + drm_sman_cleanup(&dev_priv->sman); + dev_priv->vram_initialized = FALSE; + dev_priv->agp_initialized = FALSE; + mutex_unlock(&dev->struct_mutex); } -int sis_final_context(struct drm_device *dev, int context) +void sis_reclaim_buffers_locked(drm_device_t * dev, struct file *filp) { - int i; + drm_sis_private_t *dev_priv = dev->dev_private; + drm_file_t *priv = filp->private_data; - for (i = 0; i < MAX_CONTEXT; i++) { - if (global_ppriv[i].used && - (global_ppriv[i].context == context)) - break; + mutex_lock(&dev->struct_mutex); + if (drm_sman_owner_clean(&dev_priv->sman, (unsigned long)priv)) { + mutex_unlock(&dev->struct_mutex); + return; } - 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 = setFirst(set, &item); - while (retval) { - DRM_DEBUG("free video memory 0x%lx\n", item); -#if defined(__linux__) && defined(CONFIG_FB_SIS) - sis_free(item); -#else - mmFreeMem((PMemBlock) item); -#endif - retval = setNext(set, &item); - } - setDestroy(set); - - /* AGP Memory */ - set = global_ppriv[i].sets[1]; - retval = setFirst(set, &item); - while (retval) { - DRM_DEBUG("free agp memory 0x%lx\n", item); - mmFreeMem((PMemBlock) item); - retval = setNext(set, &item); - } - setDestroy(set); - - global_ppriv[i].used = 0; + if (dev->driver->dma_quiescent) { + dev->driver->dma_quiescent(dev); } - return 1; + drm_sman_owner_cleanup(&dev_priv->sman, (unsigned long)priv); + mutex_unlock(&dev->struct_mutex); + return; } drm_ioctl_desc_t sis_ioctls[] = { [DRM_IOCTL_NR(DRM_SIS_FB_ALLOC)] = {sis_fb_alloc, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_SIS_FB_FREE)] = {sis_fb_free, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_SIS_AGP_INIT)] = {sis_ioctl_agp_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, + [DRM_IOCTL_NR(DRM_SIS_FB_FREE)] = {sis_drm_free, DRM_AUTH}, + [DRM_IOCTL_NR(DRM_SIS_AGP_INIT)] = + {sis_ioctl_agp_init, DRM_AUTH | DRM_MASTER | DRM_ROOT_ONLY}, [DRM_IOCTL_NR(DRM_SIS_AGP_ALLOC)] = {sis_ioctl_agp_alloc, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_SIS_AGP_FREE)] = {sis_ioctl_agp_free, DRM_AUTH}, - [DRM_IOCTL_NR(DRM_SIS_FB_INIT)] = {sis_fb_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY} + [DRM_IOCTL_NR(DRM_SIS_AGP_FREE)] = {sis_drm_free, DRM_AUTH}, + [DRM_IOCTL_NR(DRM_SIS_FB_INIT)] = + {sis_fb_init, DRM_AUTH | DRM_MASTER | DRM_ROOT_ONLY} }; int sis_max_ioctl = DRM_ARRAY_SIZE(sis_ioctls); diff --git a/drivers/char/drm/via_drv.c b/drivers/char/drm/via_drv.c index b3d364d793d7..bb9dde8b1911 100644 --- a/drivers/char/drm/via_drv.c +++ b/drivers/char/drm/via_drv.c @@ -43,7 +43,6 @@ static struct drm_driver driver = { DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL, .load = via_driver_load, .unload = via_driver_unload, - .context_ctor = via_init_context, .context_dtor = via_final_context, .vblank_wait = via_driver_vblank_wait, .irq_preinstall = via_driver_irq_preinstall, @@ -53,6 +52,8 @@ static struct drm_driver driver = { .dma_quiescent = via_driver_dma_quiescent, .dri_library_name = dri_library_name, .reclaim_buffers = drm_core_reclaim_buffers, + .reclaim_buffers_locked = via_reclaim_buffers_locked, + .lastclose = via_lastclose, .get_map_ofs = drm_core_get_map_ofs, .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = via_ioctls, diff --git a/drivers/char/drm/via_drv.h b/drivers/char/drm/via_drv.h index 52bcc7b1ba45..d21b5b75da0f 100644 --- a/drivers/char/drm/via_drv.h +++ b/drivers/char/drm/via_drv.h @@ -24,15 +24,16 @@ #ifndef _VIA_DRV_H_ #define _VIA_DRV_H_ +#include "drm_sman.h" #define DRIVER_AUTHOR "Various" #define DRIVER_NAME "via" #define DRIVER_DESC "VIA Unichrome / Pro" -#define DRIVER_DATE "20051116" +#define DRIVER_DATE "20060529" #define DRIVER_MAJOR 2 -#define DRIVER_MINOR 7 -#define DRIVER_PATCHLEVEL 4 +#define DRIVER_MINOR 10 +#define DRIVER_PATCHLEVEL 0 #include "via_verifier.h" @@ -85,6 +86,12 @@ typedef struct drm_via_private { uint32_t irq_enable_mask; uint32_t irq_pending_mask; int *irq_map; + unsigned int idle_fault; + drm_sman_t sman; + int vram_initialized; + int agp_initialized; + unsigned long vram_offset; + unsigned long agp_offset; drm_via_blitq_t blit_queues[VIA_NUM_BLIT_ENGINES]; } drm_via_private_t; @@ -135,6 +142,9 @@ extern void via_init_futex(drm_via_private_t * dev_priv); extern void via_cleanup_futex(drm_via_private_t * dev_priv); extern void via_release_futex(drm_via_private_t * dev_priv, int context); +extern void via_reclaim_buffers_locked(drm_device_t *dev, struct file *filp); +extern void via_lastclose(drm_device_t *dev); + extern void via_dmablit_handler(drm_device_t *dev, int engine, int from_irq); extern void via_init_dmablit(drm_device_t *dev); diff --git a/drivers/char/drm/via_ds.c b/drivers/char/drm/via_ds.c deleted file mode 100644 index 9429736b3b96..000000000000 --- a/drivers/char/drm/via_ds.c +++ /dev/null @@ -1,273 +0,0 @@ -/* - * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. - * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved. - * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan. - * - * 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_ds.h" -extern unsigned int VIA_DEBUG; - -set_t *via_setInit(void) -{ - int i; - set_t *set; - set = (set_t *) drm_alloc(sizeof(set_t), DRM_MEM_DRIVER); - for (i = 0; i < SET_SIZE; i++) { - set->list[i].free_next = i + 1; - set->list[i].alloc_next = -1; - } - set->list[SET_SIZE - 1].free_next = -1; - set->free = 0; - set->alloc = -1; - set->trace = -1; - return set; -} - -int via_setAdd(set_t * set, ITEM_TYPE item) -{ - int free = set->free; - if (free != -1) { - set->list[free].val = item; - set->free = set->list[free].free_next; - } else { - return 0; - } - set->list[free].alloc_next = set->alloc; - set->alloc = free; - set->list[free].free_next = -1; - return 1; -} - -int via_setDel(set_t * set, ITEM_TYPE item) -{ - int alloc = set->alloc; - int prev = -1; - - while (alloc != -1) { - if (set->list[alloc].val == item) { - if (prev != -1) - set->list[prev].alloc_next = - set->list[alloc].alloc_next; - else - set->alloc = set->list[alloc].alloc_next; - break; - } - prev = alloc; - alloc = set->list[alloc].alloc_next; - } - - if (alloc == -1) - return 0; - - set->list[alloc].free_next = set->free; - set->free = alloc; - set->list[alloc].alloc_next = -1; - - return 1; -} - -/* setFirst -> setAdd -> setNext is wrong */ - -int via_setFirst(set_t * set, ITEM_TYPE * item) -{ - if (set->alloc == -1) - return 0; - - *item = set->list[set->alloc].val; - set->trace = set->list[set->alloc].alloc_next; - - return 1; -} - -int via_setNext(set_t * set, ITEM_TYPE * item) -{ - if (set->trace == -1) - return 0; - - *item = set->list[set->trace].val; - set->trace = set->list[set->trace].alloc_next; - - return 1; -} - -int via_setDestroy(set_t * set) -{ - drm_free(set, sizeof(set_t), DRM_MEM_DRIVER); - - return 1; -} - -#define ISFREE(bptr) ((bptr)->free) - -#define fprintf(fmt, arg...) do{}while(0) - -memHeap_t *via_mmInit(int ofs, int size) -{ - PMemBlock blocks; - - if (size <= 0) - return NULL; - - blocks = (TMemBlock *) drm_calloc(1, sizeof(TMemBlock), DRM_MEM_DRIVER); - - if (blocks) { - blocks->ofs = ofs; - blocks->size = size; - blocks->free = 1; - return (memHeap_t *) blocks; - } else - return NULL; -} - -static TMemBlock *SliceBlock(TMemBlock * p, - int startofs, int size, - int reserved, int alignment) -{ - TMemBlock *newblock; - - /* break left */ - if (startofs > p->ofs) { - newblock = - (TMemBlock *) drm_calloc(1, sizeof(TMemBlock), - DRM_MEM_DRIVER); - newblock->ofs = startofs; - newblock->size = p->size - (startofs - p->ofs); - newblock->free = 1; - newblock->next = p->next; - p->size -= newblock->size; - p->next = newblock; - p = newblock; - } - - /* break right */ - if (size < p->size) { - newblock = - (TMemBlock *) drm_calloc(1, sizeof(TMemBlock), - DRM_MEM_DRIVER); - newblock->ofs = startofs + size; - newblock->size = p->size - size; - newblock->free = 1; - newblock->next = p->next; - p->size = size; - p->next = newblock; - } - - /* p = middle block */ - p->align = alignment; - p->free = 0; - p->reserved = reserved; - return p; -} - -PMemBlock via_mmAllocMem(memHeap_t * heap, int size, int align2, - int startSearch) -{ - int mask, startofs, endofs; - TMemBlock *p; - - if (!heap || align2 < 0 || size <= 0) - return NULL; - - mask = (1 << align2) - 1; - startofs = 0; - p = (TMemBlock *) heap; - - while (p) { - if (ISFREE(p)) { - startofs = (p->ofs + mask) & ~mask; - - if (startofs < startSearch) - startofs = startSearch; - - endofs = startofs + size; - - if (endofs <= (p->ofs + p->size)) - break; - } - - p = p->next; - } - - if (!p) - return NULL; - - p = SliceBlock(p, startofs, size, 0, mask + 1); - p->heap = heap; - - return p; -} - -static __inline__ int Join2Blocks(TMemBlock * p) -{ - if (p->free && p->next && p->next->free) { - TMemBlock *q = p->next; - p->size += q->size; - p->next = q->next; - drm_free(q, sizeof(TMemBlock), DRM_MEM_DRIVER); - - return 1; - } - - return 0; -} - -int via_mmFreeMem(PMemBlock b) -{ - TMemBlock *p, *prev; - - if (!b) - return 0; - - if (!b->heap) { - fprintf(stderr, "no heap\n"); - - return -1; - } - - p = b->heap; - prev = NULL; - - while (p && p != b) { - prev = p; - p = p->next; - } - - if (!p || p->free || p->reserved) { - if (!p) - fprintf(stderr, "block not found in heap\n"); - else if (p->free) - fprintf(stderr, "block already free\n"); - else - fprintf(stderr, "block is reserved\n"); - - return -1; - } - - p->free = 1; - Join2Blocks(p); - - if (prev) - Join2Blocks(prev); - - return 0; -} diff --git a/drivers/char/drm/via_ds.h b/drivers/char/drm/via_ds.h deleted file mode 100644 index d2bb9f37ca38..000000000000 --- a/drivers/char/drm/via_ds.h +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. - * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved. - * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan. - * 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. - */ -#ifndef _via_ds_h_ -#define _via_ds_h_ - -#include "drmP.h" - -/* Set Data Structure */ -#define SET_SIZE 5000 -typedef unsigned long ITEM_TYPE; - -typedef struct { - ITEM_TYPE val; - int alloc_next, free_next; -} list_item_t; - -typedef struct { - int alloc; - int free; - int trace; - list_item_t list[SET_SIZE]; -} set_t; - -set_t *via_setInit(void); -int via_setAdd(set_t * set, ITEM_TYPE item); -int via_setDel(set_t * set, ITEM_TYPE item); -int via_setFirst(set_t * set, ITEM_TYPE * item); -int via_setNext(set_t * set, ITEM_TYPE * item); -int via_setDestroy(set_t * set); - -#endif - -#ifndef MM_INC -#define MM_INC - -struct mem_block_t { - struct mem_block_t *next; - struct mem_block_t *heap; - int ofs, size; - int align; - unsigned int free:1; - unsigned int reserved:1; -}; -typedef struct mem_block_t TMemBlock; -typedef struct mem_block_t *PMemBlock; - -/* a heap is just the first block in a chain */ -typedef struct mem_block_t memHeap_t; - -static __inline__ int mmBlockSize(PMemBlock b) -{ - return b->size; -} - -static __inline__ int mmOffset(PMemBlock b) -{ - return b->ofs; -} - -static __inline__ void mmMarkReserved(PMemBlock b) -{ - b->reserved = 1; -} - -/* - * input: total size in bytes - * return: a heap pointer if OK, NULL if error - */ -memHeap_t *via_mmInit(int ofs, int size); - -PMemBlock via_mmAllocMem(memHeap_t * heap, int size, int align2, - int startSearch); - -/* - * Free block starts at offset - * input: pointer to a block - * return: 0 if OK, -1 if error - */ -int via_mmFreeMem(PMemBlock b); - -#endif diff --git a/drivers/char/drm/via_map.c b/drivers/char/drm/via_map.c index c6a08e96285b..782011e0a58d 100644 --- a/drivers/char/drm/via_map.c +++ b/drivers/char/drm/via_map.c @@ -98,6 +98,7 @@ int via_map_init(DRM_IOCTL_ARGS) int via_driver_load(drm_device_t *dev, unsigned long chipset) { drm_via_private_t *dev_priv; + int ret = 0; dev_priv = drm_calloc(1, sizeof(drm_via_private_t), DRM_MEM_DRIVER); if (dev_priv == NULL) @@ -108,13 +109,19 @@ int via_driver_load(drm_device_t *dev, unsigned long chipset) if (chipset == VIA_PRO_GROUP_A) dev_priv->pro_group_a = 1; - return 0; + ret = drm_sman_init(&dev_priv->sman, 2, 12, 8); + if (ret) { + drm_free(dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER); + } + return ret; } int via_driver_unload(drm_device_t *dev) { drm_via_private_t *dev_priv = dev->dev_private; + drm_sman_takedown(&dev_priv->sman); + drm_free(dev_priv, sizeof(drm_via_private_t), DRM_MEM_DRIVER); return 0; diff --git a/drivers/char/drm/via_mm.c b/drivers/char/drm/via_mm.c index 33e0cb12e4c3..9d9237ef9448 100644 --- a/drivers/char/drm/via_mm.c +++ b/drivers/char/drm/via_mm.c @@ -1,6 +1,6 @@ /* - * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. - * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved. + * Copyright 2006 Tungsten Graphics Inc., Bismarck, ND., USA. + * 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"), @@ -16,347 +16,194 @@ * 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, + * THE AUTHORS OR COPYRIGHT HOLDERS AND/OR THEIR 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: Thomas Hellström <thomas-at-tungstengraphics-dot-com> + */ + #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]; +#include "drm_sman.h" -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; +#define VIA_MM_ALIGN_SHIFT 4 +#define VIA_MM_ALIGN_MASK ( (1 << VIA_MM_ALIGN_SHIFT) - 1) int via_agp_init(DRM_IOCTL_ARGS) { + DRM_DEVICE; drm_via_agp_t agp; + drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; + int ret; DRM_COPY_FROM_USER_IOCTL(agp, (drm_via_agp_t __user *) data, sizeof(agp)); + mutex_lock(&dev->struct_mutex); + ret = drm_sman_set_range(&dev_priv->sman, VIA_MEM_AGP, 0, + agp.size >> VIA_MM_ALIGN_SHIFT); + + if (ret) { + DRM_ERROR("AGP memory manager initialisation error\n"); + mutex_unlock(&dev->struct_mutex); + return ret; + } - AgpHeap = via_mmInit(agp.offset, agp.size); - - DRM_DEBUG("offset = %lu, size = %lu", (unsigned long)agp.offset, - (unsigned long)agp.size); + dev_priv->agp_initialized = TRUE; + dev_priv->agp_offset = agp.offset; + mutex_unlock(&dev->struct_mutex); + DRM_DEBUG("offset = %u, size = %u", agp.offset, agp.size); return 0; } -/* fb memory management */ -static memHeap_t *FBHeap = NULL; - int via_fb_init(DRM_IOCTL_ARGS) { + DRM_DEVICE; drm_via_fb_t fb; + drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; + int ret; DRM_COPY_FROM_USER_IOCTL(fb, (drm_via_fb_t __user *) data, sizeof(fb)); - FBHeap = via_mmInit(fb.offset, fb.size); + mutex_lock(&dev->struct_mutex); + ret = drm_sman_set_range(&dev_priv->sman, VIA_MEM_VIDEO, 0, + fb.size >> VIA_MM_ALIGN_SHIFT); - DRM_DEBUG("offset = %lu, size = %lu", (unsigned long)fb.offset, - (unsigned long)fb.size); + if (ret) { + DRM_ERROR("VRAM memory manager initialisation error\n"); + mutex_unlock(&dev->struct_mutex); + return ret; + } - return 0; -} + dev_priv->vram_initialized = TRUE; + dev_priv->vram_offset = fb.offset; -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; - } - } + mutex_unlock(&dev->struct_mutex); + DRM_DEBUG("offset = %u, size = %u", fb.offset, fb.size); + + 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; } +void via_lastclose(struct drm_device *dev) +{ + drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; + + if (!dev_priv) + return; + + mutex_lock(&dev->struct_mutex); + drm_sman_cleanup(&dev_priv->sman); + dev_priv->vram_initialized = FALSE; + dev_priv->agp_initialized = FALSE; + mutex_unlock(&dev->struct_mutex); +} + int via_mem_alloc(DRM_IOCTL_ARGS) { + DRM_DEVICE; + drm_via_mem_t mem; + int retval = 0; + drm_memblock_item_t *item; + drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; + unsigned long tmpSize; DRM_COPY_FROM_USER_IOCTL(mem, (drm_via_mem_t __user *) data, sizeof(mem)); - switch (mem.type) { - case VIA_MEM_VIDEO: - if (via_fb_alloc(&mem) < 0) - return -EFAULT; - DRM_COPY_TO_USER_IOCTL((drm_via_mem_t __user *) data, mem, - sizeof(mem)); - return 0; - case VIA_MEM_AGP: - if (via_agp_alloc(&mem) < 0) - return -EFAULT; - DRM_COPY_TO_USER_IOCTL((drm_via_mem_t __user *) data, mem, - sizeof(mem)); - return 0; + if (mem.type > VIA_MEM_AGP) { + DRM_ERROR("Unknown memory type allocation\n"); + return DRM_ERR(EINVAL); } - - 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; + mutex_lock(&dev->struct_mutex); + if (FALSE == ((mem.type == VIA_MEM_VIDEO) ? dev_priv->vram_initialized : + dev_priv->agp_initialized)) { + DRM_ERROR + ("Attempt to allocate from uninitialized memory manager.\n"); + mutex_unlock(&dev->struct_mutex); + return DRM_ERR(EINVAL); } - 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; - } + tmpSize = (mem.size + VIA_MM_ALIGN_MASK) >> VIA_MM_ALIGN_SHIFT; + item = drm_sman_alloc(&dev_priv->sman, mem.type, tmpSize, 0, + (unsigned long)priv); + mutex_unlock(&dev->struct_mutex); + if (item) { + mem.offset = ((mem.type == VIA_MEM_VIDEO) ? + dev_priv->vram_offset : dev_priv->agp_offset) + + (item->mm-> + offset(item->mm, item->mm_info) << VIA_MM_ALIGN_SHIFT); + mem.index = item->user_hash.key; } else { - agp.offset = 0; - agp.size = 0; - agp.free = 0; + mem.offset = 0; + mem.size = 0; + mem.index = 0; + DRM_DEBUG("Video memory allocation failed\n"); + retval = DRM_ERR(ENOMEM); } + DRM_COPY_TO_USER_IOCTL((drm_via_mem_t __user *) data, mem, sizeof(mem)); - 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(DRM_IOCTL_ARGS) { + DRM_DEVICE; + drm_via_private_t *dev_priv = dev->dev_private; drm_via_mem_t mem; + int ret; DRM_COPY_FROM_USER_IOCTL(mem, (drm_via_mem_t __user *) data, sizeof(mem)); - switch (mem.type) { + mutex_lock(&dev->struct_mutex); + ret = drm_sman_free_key(&dev_priv->sman, mem.index); + mutex_unlock(&dev->struct_mutex); + DRM_DEBUG("free = 0x%lx\n", mem.index); - 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; + return ret; } -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) +void via_reclaim_buffers_locked(drm_device_t * dev, struct file *filp) { - drm_via_mm_t agp; - - int retval = 0; + drm_via_private_t *dev_priv = dev->dev_private; + drm_file_t *priv = filp->private_data; - 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; + mutex_lock(&dev->struct_mutex); + if (drm_sman_owner_clean(&dev_priv->sman, (unsigned long)priv)) { + mutex_unlock(&dev->struct_mutex); + return; } - DRM_DEBUG("free agp, free = %ld\n", agp.free); + if (dev->driver->dma_quiescent) { + dev->driver->dma_quiescent(dev); + } - return retval; + drm_sman_owner_cleanup(&dev_priv->sman, (unsigned long)priv); + mutex_unlock(&dev->struct_mutex); + return; } |