sis_mm.c revision 182080
19517SBill.Taylor@Sun.COM/* sis_mm.c -- Private header for Direct Rendering Manager -*- linux-c -*- 29517SBill.Taylor@Sun.COM * Created: Mon Jan 4 10:05:05 1999 by sclin@sis.com.tw 39517SBill.Taylor@Sun.COM * 49517SBill.Taylor@Sun.COM * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan. 59517SBill.Taylor@Sun.COM * All rights reserved. 69517SBill.Taylor@Sun.COM * 79517SBill.Taylor@Sun.COM * Permission is hereby granted, free of charge, to any person obtaining a 89517SBill.Taylor@Sun.COM * copy of this software and associated documentation files (the "Software"), 99517SBill.Taylor@Sun.COM * to deal in the Software without restriction, including without limitation 109517SBill.Taylor@Sun.COM * the rights to use, copy, modify, merge, publish, distribute, sublicense, 119517SBill.Taylor@Sun.COM * and/or sell copies of the Software, and to permit persons to whom the 129517SBill.Taylor@Sun.COM * Software is furnished to do so, subject to the following conditions: 139517SBill.Taylor@Sun.COM * 149517SBill.Taylor@Sun.COM * The above copyright notice and this permission notice (including the next 159517SBill.Taylor@Sun.COM * paragraph) shall be included in all copies or substantial portions of the 169517SBill.Taylor@Sun.COM * Software. 179517SBill.Taylor@Sun.COM * 189517SBill.Taylor@Sun.COM * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 199517SBill.Taylor@Sun.COM * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 209517SBill.Taylor@Sun.COM * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 219517SBill.Taylor@Sun.COM * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 229517SBill.Taylor@Sun.COM * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 2312965SWilliam.Taylor@Oracle.COM * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 249517SBill.Taylor@Sun.COM * DEALINGS IN THE SOFTWARE. 259517SBill.Taylor@Sun.COM * 269517SBill.Taylor@Sun.COM * Authors: 279517SBill.Taylor@Sun.COM * Sung-Ching Lin <sclin@sis.com.tw> 289517SBill.Taylor@Sun.COM * 299517SBill.Taylor@Sun.COM */ 309517SBill.Taylor@Sun.COM 319517SBill.Taylor@Sun.COM#include <sys/cdefs.h> 329517SBill.Taylor@Sun.COM__FBSDID("$FreeBSD: head/sys/dev/drm/sis_mm.c 182080 2008-08-23 20:59:12Z rnoland $"); 339517SBill.Taylor@Sun.COM 349517SBill.Taylor@Sun.COM#if defined(__linux__) && defined(CONFIG_FB_SIS) 359517SBill.Taylor@Sun.COM#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0) 369517SBill.Taylor@Sun.COM#include <video/sisfb.h> 379517SBill.Taylor@Sun.COM#else 389517SBill.Taylor@Sun.COM#include <linux/sisfb.h> 399517SBill.Taylor@Sun.COM#endif 409517SBill.Taylor@Sun.COM#endif 419517SBill.Taylor@Sun.COM#include "dev/drm/drmP.h" 429517SBill.Taylor@Sun.COM#include "dev/drm/sis_drm.h" 439517SBill.Taylor@Sun.COM#include "dev/drm/sis_drv.h" 449517SBill.Taylor@Sun.COM#include "dev/drm/sis_ds.h" 459517SBill.Taylor@Sun.COM 469517SBill.Taylor@Sun.COM#define MAX_CONTEXT 100 479517SBill.Taylor@Sun.COM#define VIDEO_TYPE 0 489517SBill.Taylor@Sun.COM#define AGP_TYPE 1 499517SBill.Taylor@Sun.COM 509517SBill.Taylor@Sun.COMtypedef struct { 519517SBill.Taylor@Sun.COM int used; 529517SBill.Taylor@Sun.COM int context; 539517SBill.Taylor@Sun.COM set_t *sets[2]; /* 0 for video, 1 for AGP */ 549517SBill.Taylor@Sun.COM} sis_context_t; 559517SBill.Taylor@Sun.COM 569517SBill.Taylor@Sun.COMstatic sis_context_t global_ppriv[MAX_CONTEXT]; 579517SBill.Taylor@Sun.COM 589517SBill.Taylor@Sun.COMstatic int add_alloc_set(int context, int type, unsigned int val) 599517SBill.Taylor@Sun.COM{ 609517SBill.Taylor@Sun.COM int i, retval = 0; 619517SBill.Taylor@Sun.COM 629517SBill.Taylor@Sun.COM for (i = 0; i < MAX_CONTEXT; i++) { 639517SBill.Taylor@Sun.COM if (global_ppriv[i].used && global_ppriv[i].context == context) { 649517SBill.Taylor@Sun.COM retval = setAdd(global_ppriv[i].sets[type], val); 659517SBill.Taylor@Sun.COM break; 669517SBill.Taylor@Sun.COM } 679517SBill.Taylor@Sun.COM } 689517SBill.Taylor@Sun.COM return retval; 699517SBill.Taylor@Sun.COM} 709517SBill.Taylor@Sun.COM 719517SBill.Taylor@Sun.COMstatic int del_alloc_set(int context, int type, unsigned int val) 729517SBill.Taylor@Sun.COM{ 739517SBill.Taylor@Sun.COM int i, retval = 0; 749517SBill.Taylor@Sun.COM 759517SBill.Taylor@Sun.COM for (i = 0; i < MAX_CONTEXT; i++) { 769517SBill.Taylor@Sun.COM if (global_ppriv[i].used && global_ppriv[i].context == context) { 779517SBill.Taylor@Sun.COM retval = setDel(global_ppriv[i].sets[type], val); 789517SBill.Taylor@Sun.COM break; 799517SBill.Taylor@Sun.COM } 809517SBill.Taylor@Sun.COM } 819517SBill.Taylor@Sun.COM return retval; 829517SBill.Taylor@Sun.COM} 839517SBill.Taylor@Sun.COM 849517SBill.Taylor@Sun.COM/* fb management via fb device */ 859517SBill.Taylor@Sun.COM#if defined(__linux__) && defined(CONFIG_FB_SIS) 869517SBill.Taylor@Sun.COM 879517SBill.Taylor@Sun.COMstatic int sis_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv) 889517SBill.Taylor@Sun.COM{ 899517SBill.Taylor@Sun.COM return 0; 909517SBill.Taylor@Sun.COM} 919517SBill.Taylor@Sun.COM 929517SBill.Taylor@Sun.COMstatic int sis_fb_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv) 939517SBill.Taylor@Sun.COM{ 949517SBill.Taylor@Sun.COM drm_sis_mem_t *fb = data; 959517SBill.Taylor@Sun.COM struct sis_memreq req; 969517SBill.Taylor@Sun.COM int retval = 0; 979517SBill.Taylor@Sun.COM 989517SBill.Taylor@Sun.COM req.size = fb->size; 999517SBill.Taylor@Sun.COM sis_malloc(&req); 1009517SBill.Taylor@Sun.COM if (req.offset) { 1019517SBill.Taylor@Sun.COM /* TODO */ 1029517SBill.Taylor@Sun.COM fb->offset = req.offset; 1039517SBill.Taylor@Sun.COM fb->free = req.offset; 1049517SBill.Taylor@Sun.COM if (!add_alloc_set(fb->context, VIDEO_TYPE, fb->free)) { 1059517SBill.Taylor@Sun.COM DRM_DEBUG("adding to allocation set fails\n"); 1069517SBill.Taylor@Sun.COM sis_free(req.offset); 1079517SBill.Taylor@Sun.COM retval = -EINVAL; 1089517SBill.Taylor@Sun.COM } 1099517SBill.Taylor@Sun.COM } else { 1109517SBill.Taylor@Sun.COM fb->offset = 0; 1119517SBill.Taylor@Sun.COM fb->size = 0; 1129517SBill.Taylor@Sun.COM fb->free = 0; 1139517SBill.Taylor@Sun.COM } 1149517SBill.Taylor@Sun.COM 1159517SBill.Taylor@Sun.COM DRM_DEBUG("alloc fb, size = %d, offset = %ld\n", fb->size, req.offset); 1169517SBill.Taylor@Sun.COM 1179517SBill.Taylor@Sun.COM return retval; 1189517SBill.Taylor@Sun.COM} 1199517SBill.Taylor@Sun.COM 1209517SBill.Taylor@Sun.COMstatic int sis_fb_free(struct drm_device *dev, void *data, struct drm_file *file_priv) 1219517SBill.Taylor@Sun.COM{ 1229517SBill.Taylor@Sun.COM drm_sis_mem_t fb; 1239517SBill.Taylor@Sun.COM int retval = 0; 1249517SBill.Taylor@Sun.COM 1259517SBill.Taylor@Sun.COM if (!fb->free) 1269517SBill.Taylor@Sun.COM return -EINVAL; 1279517SBill.Taylor@Sun.COM 1289517SBill.Taylor@Sun.COM if (!del_alloc_set(fb->context, VIDEO_TYPE, fb->free)) 1299517SBill.Taylor@Sun.COM retval = -EINVAL; 1309517SBill.Taylor@Sun.COM sis_free(fb->free); 1319517SBill.Taylor@Sun.COM 1329517SBill.Taylor@Sun.COM DRM_DEBUG("free fb, offset = 0x%lx\n", fb->free); 1339517SBill.Taylor@Sun.COM 1349517SBill.Taylor@Sun.COM return retval; 1359517SBill.Taylor@Sun.COM} 1369517SBill.Taylor@Sun.COM 1379517SBill.Taylor@Sun.COM#else 1389517SBill.Taylor@Sun.COM 1399517SBill.Taylor@Sun.COM/* Called by the X Server to initialize the FB heap. Allocations will fail 1409517SBill.Taylor@Sun.COM * unless this is called. Offset is the beginning of the heap from the 1419517SBill.Taylor@Sun.COM * framebuffer offset (MaxXFBMem in XFree86). 1429517SBill.Taylor@Sun.COM * 1439517SBill.Taylor@Sun.COM * Memory layout according to Thomas Winischofer: 1449517SBill.Taylor@Sun.COM * |------------------|DDDDDDDDDDDDDDDDDDDDDDDDDDDDD|HHHH|CCCCCCCCCCC| 1459517SBill.Taylor@Sun.COM * 1469517SBill.Taylor@Sun.COM * X driver/sisfb HW- Command- 1479517SBill.Taylor@Sun.COM * framebuffer memory DRI heap Cursor queue 1489517SBill.Taylor@Sun.COM */ 1499517SBill.Taylor@Sun.COMstatic int sis_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv) 1509517SBill.Taylor@Sun.COM{ 1519517SBill.Taylor@Sun.COM drm_sis_private_t *dev_priv = dev->dev_private; 1529517SBill.Taylor@Sun.COM drm_sis_fb_t *fb = data; 1539517SBill.Taylor@Sun.COM 1549517SBill.Taylor@Sun.COM if (dev_priv == NULL) { 1559517SBill.Taylor@Sun.COM dev->dev_private = drm_calloc(1, sizeof(drm_sis_private_t), 1569517SBill.Taylor@Sun.COM DRM_MEM_DRIVER); 1579517SBill.Taylor@Sun.COM dev_priv = dev->dev_private; 1589517SBill.Taylor@Sun.COM if (dev_priv == NULL) 1599517SBill.Taylor@Sun.COM return ENOMEM; 1609517SBill.Taylor@Sun.COM } 1619517SBill.Taylor@Sun.COM 1629517SBill.Taylor@Sun.COM if (dev_priv->FBHeap != NULL) 1639517SBill.Taylor@Sun.COM return -EINVAL; 1649517SBill.Taylor@Sun.COM 1659517SBill.Taylor@Sun.COM dev_priv->FBHeap = mmInit(fb->offset, fb->size); 1669517SBill.Taylor@Sun.COM 1679517SBill.Taylor@Sun.COM DRM_DEBUG("offset = %u, size = %u", fb->offset, fb->size); 16812965SWilliam.Taylor@Oracle.COM 16912965SWilliam.Taylor@Oracle.COM return 0; 17012965SWilliam.Taylor@Oracle.COM} 17112965SWilliam.Taylor@Oracle.COM 1729517SBill.Taylor@Sun.COMstatic int sis_fb_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv) 1739517SBill.Taylor@Sun.COM{ 1749517SBill.Taylor@Sun.COM drm_sis_private_t *dev_priv = dev->dev_private; 1759517SBill.Taylor@Sun.COM drm_sis_mem_t *fb = data; 1769517SBill.Taylor@Sun.COM PMemBlock block; 1779517SBill.Taylor@Sun.COM int retval = 0; 1789517SBill.Taylor@Sun.COM 1799517SBill.Taylor@Sun.COM if (dev_priv == NULL || dev_priv->FBHeap == NULL) 1809517SBill.Taylor@Sun.COM return -EINVAL; 1819517SBill.Taylor@Sun.COM 1829517SBill.Taylor@Sun.COM block = mmAllocMem(dev_priv->FBHeap, fb->size, 0, 0); 1839517SBill.Taylor@Sun.COM if (block) { 1849517SBill.Taylor@Sun.COM /* TODO */ 1859517SBill.Taylor@Sun.COM fb->offset = block->ofs; 1869517SBill.Taylor@Sun.COM fb->free = (unsigned long)block; 1879517SBill.Taylor@Sun.COM if (!add_alloc_set(fb->context, VIDEO_TYPE, fb->free)) { 1889517SBill.Taylor@Sun.COM DRM_DEBUG("adding to allocation set fails\n"); 1899517SBill.Taylor@Sun.COM mmFreeMem((PMemBlock) fb->free); 1909517SBill.Taylor@Sun.COM retval = -EINVAL; 1919517SBill.Taylor@Sun.COM } 1929517SBill.Taylor@Sun.COM } else { 1939517SBill.Taylor@Sun.COM fb->offset = 0; 1949517SBill.Taylor@Sun.COM fb->size = 0; 1959517SBill.Taylor@Sun.COM fb->free = 0; 1969517SBill.Taylor@Sun.COM } 1979517SBill.Taylor@Sun.COM 1989517SBill.Taylor@Sun.COM DRM_DEBUG("alloc fb, size = %d, offset = %d\n", fb->size, fb->offset); 1999517SBill.Taylor@Sun.COM 2009517SBill.Taylor@Sun.COM return retval; 2019517SBill.Taylor@Sun.COM} 2029517SBill.Taylor@Sun.COM 2039517SBill.Taylor@Sun.COMstatic int sis_fb_free(struct drm_device *dev, void *data, struct drm_file *file_priv) 2049517SBill.Taylor@Sun.COM{ 2059517SBill.Taylor@Sun.COM drm_sis_private_t *dev_priv = dev->dev_private; 2069517SBill.Taylor@Sun.COM drm_sis_mem_t *fb = data; 2079517SBill.Taylor@Sun.COM 2089517SBill.Taylor@Sun.COM if (dev_priv == NULL || dev_priv->FBHeap == NULL) 2099517SBill.Taylor@Sun.COM return -EINVAL; 2109517SBill.Taylor@Sun.COM 2119517SBill.Taylor@Sun.COM if (!mmBlockInHeap(dev_priv->FBHeap, (PMemBlock) fb->free)) 2129517SBill.Taylor@Sun.COM return -EINVAL; 2139517SBill.Taylor@Sun.COM 2149517SBill.Taylor@Sun.COM if (!del_alloc_set(fb->context, VIDEO_TYPE, fb->free)) 2159517SBill.Taylor@Sun.COM return -EINVAL; 2169517SBill.Taylor@Sun.COM mmFreeMem((PMemBlock) fb->free); 2179517SBill.Taylor@Sun.COM 2189517SBill.Taylor@Sun.COM DRM_DEBUG("free fb, free = 0x%lx\n", fb->free); 2199517SBill.Taylor@Sun.COM 2209517SBill.Taylor@Sun.COM return 0; 2219517SBill.Taylor@Sun.COM} 2229517SBill.Taylor@Sun.COM 2239517SBill.Taylor@Sun.COM#endif 2249517SBill.Taylor@Sun.COM 2259517SBill.Taylor@Sun.COM/* agp memory management */ 2269517SBill.Taylor@Sun.COM 2279517SBill.Taylor@Sun.COMstatic int sis_ioctl_agp_init(struct drm_device *dev, void *data, struct drm_file *file_priv) 2289517SBill.Taylor@Sun.COM{ 2299517SBill.Taylor@Sun.COM drm_sis_private_t *dev_priv = dev->dev_private; 2309517SBill.Taylor@Sun.COM drm_sis_agp_t *agp = data; 2319517SBill.Taylor@Sun.COM 2329517SBill.Taylor@Sun.COM if (dev_priv == NULL) { 2339517SBill.Taylor@Sun.COM dev->dev_private = drm_calloc(1, sizeof(drm_sis_private_t), 2349517SBill.Taylor@Sun.COM DRM_MEM_DRIVER); 2359517SBill.Taylor@Sun.COM dev_priv = dev->dev_private; 2369517SBill.Taylor@Sun.COM if (dev_priv == NULL) 2379517SBill.Taylor@Sun.COM return ENOMEM; 2389517SBill.Taylor@Sun.COM } 2399517SBill.Taylor@Sun.COM 2409517SBill.Taylor@Sun.COM if (dev_priv->AGPHeap != NULL) 2419517SBill.Taylor@Sun.COM return -EINVAL; 2429517SBill.Taylor@Sun.COM 2439517SBill.Taylor@Sun.COM dev_priv->AGPHeap = mmInit(agp->offset, agp->size); 2449517SBill.Taylor@Sun.COM 2459517SBill.Taylor@Sun.COM DRM_DEBUG("offset = %u, size = %u", agp->offset, agp->size); 2469517SBill.Taylor@Sun.COM 2479517SBill.Taylor@Sun.COM return 0; 2489517SBill.Taylor@Sun.COM} 2499517SBill.Taylor@Sun.COM 2509517SBill.Taylor@Sun.COMstatic int sis_ioctl_agp_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv) 2519517SBill.Taylor@Sun.COM{ 2529517SBill.Taylor@Sun.COM drm_sis_private_t *dev_priv = dev->dev_private; 2539517SBill.Taylor@Sun.COM drm_sis_mem_t *agp = data; 2549517SBill.Taylor@Sun.COM PMemBlock block; 2559517SBill.Taylor@Sun.COM int retval = 0; 2569517SBill.Taylor@Sun.COM 2579517SBill.Taylor@Sun.COM if (dev_priv == NULL || dev_priv->AGPHeap == NULL) 2589517SBill.Taylor@Sun.COM return -EINVAL; 2599517SBill.Taylor@Sun.COM 2609517SBill.Taylor@Sun.COM block = mmAllocMem(dev_priv->AGPHeap, agp->size, 0, 0); 2619517SBill.Taylor@Sun.COM if (block) { 2629517SBill.Taylor@Sun.COM /* TODO */ 2639517SBill.Taylor@Sun.COM agp->offset = block->ofs; 2649517SBill.Taylor@Sun.COM agp->free = (unsigned long)block; 2659517SBill.Taylor@Sun.COM if (!add_alloc_set(agp->context, AGP_TYPE, agp->free)) { 2669517SBill.Taylor@Sun.COM DRM_DEBUG("adding to allocation set fails\n"); 2679517SBill.Taylor@Sun.COM mmFreeMem((PMemBlock) agp->free); 2689517SBill.Taylor@Sun.COM retval = -1; 2699517SBill.Taylor@Sun.COM } 2709517SBill.Taylor@Sun.COM } else { 2719517SBill.Taylor@Sun.COM agp->offset = 0; 2729517SBill.Taylor@Sun.COM agp->size = 0; 2739517SBill.Taylor@Sun.COM agp->free = 0; 2749517SBill.Taylor@Sun.COM } 2759517SBill.Taylor@Sun.COM 2769517SBill.Taylor@Sun.COM DRM_DEBUG("alloc agp, size = %d, offset = %d\n", agp->size, 2779517SBill.Taylor@Sun.COM agp->offset); 2789517SBill.Taylor@Sun.COM 2799517SBill.Taylor@Sun.COM return retval; 2809517SBill.Taylor@Sun.COM} 2819517SBill.Taylor@Sun.COM 2829517SBill.Taylor@Sun.COMstatic int sis_ioctl_agp_free(struct drm_device *dev, void *data, struct drm_file *file_priv) 2839517SBill.Taylor@Sun.COM{ 2849517SBill.Taylor@Sun.COM drm_sis_private_t *dev_priv = dev->dev_private; 2859517SBill.Taylor@Sun.COM drm_sis_mem_t *agp = data; 2869517SBill.Taylor@Sun.COM 2879517SBill.Taylor@Sun.COM if (dev_priv == NULL || dev_priv->AGPHeap == NULL) 2889517SBill.Taylor@Sun.COM return -EINVAL; 2899517SBill.Taylor@Sun.COM 2909517SBill.Taylor@Sun.COM if (!mmBlockInHeap(dev_priv->AGPHeap, (PMemBlock) agp->free)) 2919517SBill.Taylor@Sun.COM return -EINVAL; 2929517SBill.Taylor@Sun.COM 2939517SBill.Taylor@Sun.COM mmFreeMem((PMemBlock) agp->free); 2949517SBill.Taylor@Sun.COM if (!del_alloc_set(agp->context, AGP_TYPE, agp->free)) 2959517SBill.Taylor@Sun.COM return -EINVAL; 2969517SBill.Taylor@Sun.COM 2979517SBill.Taylor@Sun.COM DRM_DEBUG("free agp, free = 0x%lx\n", agp->free); 2989517SBill.Taylor@Sun.COM 2999517SBill.Taylor@Sun.COM return 0; 3009517SBill.Taylor@Sun.COM} 3019517SBill.Taylor@Sun.COM 3029517SBill.Taylor@Sun.COMint sis_init_context(struct drm_device *dev, int context) 3039517SBill.Taylor@Sun.COM{ 3049517SBill.Taylor@Sun.COM int i; 3059517SBill.Taylor@Sun.COM 3069517SBill.Taylor@Sun.COM for (i = 0; i < MAX_CONTEXT; i++) { 3079517SBill.Taylor@Sun.COM if (global_ppriv[i].used && 3089517SBill.Taylor@Sun.COM (global_ppriv[i].context == context)) 3099517SBill.Taylor@Sun.COM break; 3109517SBill.Taylor@Sun.COM } 3119517SBill.Taylor@Sun.COM 3129517SBill.Taylor@Sun.COM if (i >= MAX_CONTEXT) { 3139517SBill.Taylor@Sun.COM for (i = 0; i < MAX_CONTEXT; i++) { 3149517SBill.Taylor@Sun.COM if (!global_ppriv[i].used) { 3159517SBill.Taylor@Sun.COM global_ppriv[i].context = context; 3169517SBill.Taylor@Sun.COM global_ppriv[i].used = 1; 3179517SBill.Taylor@Sun.COM global_ppriv[i].sets[0] = setInit(); 3189517SBill.Taylor@Sun.COM global_ppriv[i].sets[1] = setInit(); 3199517SBill.Taylor@Sun.COM DRM_DEBUG("init allocation set, socket=%d, " 3209517SBill.Taylor@Sun.COM "context = %d\n", i, context); 3219517SBill.Taylor@Sun.COM break; 3229517SBill.Taylor@Sun.COM } 3239517SBill.Taylor@Sun.COM } 3249517SBill.Taylor@Sun.COM if ((i >= MAX_CONTEXT) || (global_ppriv[i].sets[0] == NULL) || 3259517SBill.Taylor@Sun.COM (global_ppriv[i].sets[1] == NULL)) { 3269517SBill.Taylor@Sun.COM return 0; 3279517SBill.Taylor@Sun.COM } 3289517SBill.Taylor@Sun.COM } 3299517SBill.Taylor@Sun.COM 3309517SBill.Taylor@Sun.COM return 1; 3319517SBill.Taylor@Sun.COM} 3329517SBill.Taylor@Sun.COM 3339517SBill.Taylor@Sun.COMint sis_final_context(struct drm_device *dev, int context) 3349517SBill.Taylor@Sun.COM{ 3359517SBill.Taylor@Sun.COM int i; 3369517SBill.Taylor@Sun.COM 3379517SBill.Taylor@Sun.COM for (i = 0; i < MAX_CONTEXT; i++) { 3389517SBill.Taylor@Sun.COM if (global_ppriv[i].used && 3399517SBill.Taylor@Sun.COM (global_ppriv[i].context == context)) 3409517SBill.Taylor@Sun.COM break; 3419517SBill.Taylor@Sun.COM } 3429517SBill.Taylor@Sun.COM 3439517SBill.Taylor@Sun.COM if (i < MAX_CONTEXT) { 3449517SBill.Taylor@Sun.COM set_t *set; 3459517SBill.Taylor@Sun.COM ITEM_TYPE item; 3469517SBill.Taylor@Sun.COM int retval; 3479517SBill.Taylor@Sun.COM 3489517SBill.Taylor@Sun.COM DRM_DEBUG("find socket %d, context = %d\n", i, context); 3499517SBill.Taylor@Sun.COM 3509517SBill.Taylor@Sun.COM /* Video Memory */ 3519517SBill.Taylor@Sun.COM set = global_ppriv[i].sets[0]; 3529517SBill.Taylor@Sun.COM retval = setFirst(set, &item); 3539517SBill.Taylor@Sun.COM while (retval) { 3549517SBill.Taylor@Sun.COM DRM_DEBUG("free video memory 0x%lx\n", item); 3559517SBill.Taylor@Sun.COM#if defined(__linux__) && defined(CONFIG_FB_SIS) 3569517SBill.Taylor@Sun.COM sis_free(item); 3579517SBill.Taylor@Sun.COM#else 3589517SBill.Taylor@Sun.COM mmFreeMem((PMemBlock) item); 3599517SBill.Taylor@Sun.COM#endif 3609517SBill.Taylor@Sun.COM retval = setNext(set, &item); 3619517SBill.Taylor@Sun.COM } 3629517SBill.Taylor@Sun.COM setDestroy(set); 3639517SBill.Taylor@Sun.COM 3649517SBill.Taylor@Sun.COM /* AGP Memory */ 3659517SBill.Taylor@Sun.COM set = global_ppriv[i].sets[1]; 3669517SBill.Taylor@Sun.COM retval = setFirst(set, &item); 3679517SBill.Taylor@Sun.COM while (retval) { 3689517SBill.Taylor@Sun.COM DRM_DEBUG("free agp memory 0x%lx\n", item); 3699517SBill.Taylor@Sun.COM mmFreeMem((PMemBlock) item); 3709517SBill.Taylor@Sun.COM retval = setNext(set, &item); 3719517SBill.Taylor@Sun.COM } 3729517SBill.Taylor@Sun.COM setDestroy(set); 3739517SBill.Taylor@Sun.COM 3749517SBill.Taylor@Sun.COM global_ppriv[i].used = 0; 3759517SBill.Taylor@Sun.COM } 3769517SBill.Taylor@Sun.COM 3779517SBill.Taylor@Sun.COM return 1; 3789517SBill.Taylor@Sun.COM} 3799517SBill.Taylor@Sun.COM 38012965SWilliam.Taylor@Oracle.COMdrm_ioctl_desc_t sis_ioctls[] = { 38112965SWilliam.Taylor@Oracle.COM DRM_IOCTL_DEF(DRM_SIS_FB_ALLOC, sis_fb_alloc, DRM_AUTH), 38212965SWilliam.Taylor@Oracle.COM DRM_IOCTL_DEF(DRM_SIS_FB_FREE, sis_fb_free, DRM_AUTH), 3839517SBill.Taylor@Sun.COM DRM_IOCTL_DEF(DRM_SIS_AGP_INIT, sis_ioctl_agp_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), 3849517SBill.Taylor@Sun.COM DRM_IOCTL_DEF(DRM_SIS_AGP_ALLOC, sis_ioctl_agp_alloc, DRM_AUTH), 3859517SBill.Taylor@Sun.COM DRM_IOCTL_DEF(DRM_SIS_AGP_FREE, sis_ioctl_agp_free, DRM_AUTH), 3869517SBill.Taylor@Sun.COM DRM_IOCTL_DEF(DRM_SIS_FB_INIT, sis_fb_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY) 3879517SBill.Taylor@Sun.COM}; 3889517SBill.Taylor@Sun.COM 389int sis_max_ioctl = DRM_ARRAY_SIZE(sis_ioctls); 390