diff options
Diffstat (limited to 'bsd-core/drm_memory.c')
| -rw-r--r-- | bsd-core/drm_memory.c | 83 |
1 files changed, 56 insertions, 27 deletions
diff --git a/bsd-core/drm_memory.c b/bsd-core/drm_memory.c index f7dc547a..0df7ee72 100644 --- a/bsd-core/drm_memory.c +++ b/bsd-core/drm_memory.c @@ -27,13 +27,15 @@ * Authors: * Rickard E. (Rik) Faith <faith@valinux.com> * Gareth Hughes <gareth@valinux.com> + * + * $FreeBSD: src/sys/dev/drm/drm_memory.h,v 1.7 2003/03/09 02:08:28 anholt Exp $ */ #include "drmP.h" -#ifdef __FreeBSD__ +#if defined(__FreeBSD__) || defined(__NetBSD__) #define malloctype DRM(M_DRM) -/* The macros confliced in the MALLOC_DEFINE */ +/* The macros conflicted in the MALLOC_DEFINE */ MALLOC_DEFINE(malloctype, "drm", "DRM Data Structures"); @@ -59,7 +61,6 @@ static drm_mem_stats_t DRM(mem_stats)[] = { [DRM_MEM_MAGIC] = { "magic" }, [DRM_MEM_IOCTLS] = { "ioctltab" }, [DRM_MEM_MAPS] = { "maplist" }, - [DRM_MEM_VMAS] = { "vmalist" }, [DRM_MEM_BUFS] = { "buflist" }, [DRM_MEM_SEGS] = { "seglist" }, [DRM_MEM_PAGES] = { "pagelist" }, @@ -81,6 +82,10 @@ void DRM(mem_init)(void) { drm_mem_stats_t *mem; +#ifdef __NetBSD__ + malloc_type_attach(DRM(M_DRM)); +#endif + DRM_SPININIT(DRM(mem_lock), "drm memory"); for (mem = DRM(mem_stats); mem->name; ++mem) { @@ -95,9 +100,16 @@ void DRM(mem_init)(void) DRM(ram_used) = 0; } +void DRM(mem_uninit)(void) +{ + DRM_SPINUNINIT(DRM(mem_lock)); +} + #ifdef __FreeBSD__ /* drm_mem_info is called whenever a process reads /dev/drm/mem. */ -static int DRM(_mem_info) DRM_SYSCTL_HANDLER_ARGS +static int +DRM(_mem_info)(drm_mem_stats_t *stats, struct sysctl_oid *oidp, void *arg1, + int arg2, struct sysctl_req *req) { drm_mem_stats_t *pt; char buf[128]; @@ -112,7 +124,7 @@ static int DRM(_mem_info) DRM_SYSCTL_HANDLER_ARGS DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu |\n", "locked", 0, 0, 0, DRM(ram_used)); DRM_SYSCTL_PRINT("\n"); - for (pt = DRM(mem_stats); pt->name; pt++) { + for (pt = stats; pt->name; pt++) { DRM_SYSCTL_PRINT("%-9.9s %5d %5d %4d %10lu %10lu | %6d %10ld\n", pt->name, pt->succeed_count, @@ -132,13 +144,22 @@ static int DRM(_mem_info) DRM_SYSCTL_HANDLER_ARGS int DRM(mem_info) DRM_SYSCTL_HANDLER_ARGS { int ret; - + drm_mem_stats_t *stats; + + stats = malloc(sizeof(DRM(mem_stats)), DRM(M_DRM), M_NOWAIT); + if (stats == NULL) + return ENOMEM; + DRM_SPINLOCK(&DRM(mem_lock)); - ret = DRM(_mem_info)(oidp, arg1, arg2, req); + bcopy(DRM(mem_stats), stats, sizeof(DRM(mem_stats))); DRM_SPINUNLOCK(&DRM(mem_lock)); + + ret = DRM(_mem_info)(stats, oidp, arg1, arg2, req); + + free(stats, DRM(M_DRM)); return ret; } -#endif +#endif /* __FreeBSD__ */ void *DRM(alloc)(size_t size, int area) { @@ -149,11 +170,7 @@ void *DRM(alloc)(size_t size, int area) return NULL; } -#ifdef __FreeBSD__ if (!(pt = malloc(size, DRM(M_DRM), M_NOWAIT))) { -#elif defined(__NetBSD__) - if (!(pt = malloc(size, M_DEVBUF, M_NOWAIT))) { -#endif DRM_SPINLOCK(&DRM(mem_lock)); ++DRM(mem_stats)[area].fail_count; DRM_SPINUNLOCK(&DRM(mem_lock)); @@ -203,13 +220,10 @@ void DRM(free)(void *pt, size_t size, int area) int alloc_count; int free_count; - if (!pt) DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n"); + if (!pt) + DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n"); else -#ifdef __FreeBSD__ - free(pt, DRM(M_DRM)); -#elif defined(__NetBSD__) - free(pt, M_DEVBUF); -#endif + free(pt, DRM(M_DRM)); DRM_SPINLOCK(&DRM(mem_lock)); DRM(mem_stats)[area].bytes_freed += size; free_count = ++DRM(mem_stats)[area].free_count; @@ -221,25 +235,36 @@ void DRM(free)(void *pt, size_t size, int area) } } -void *DRM(ioremap)(unsigned long offset, unsigned long size) +void *DRM(ioremap)( drm_device_t *dev, drm_local_map_t *map ) { void *pt; - if (!size) { + if (!map->size) { DRM_MEM_ERROR(DRM_MEM_MAPPINGS, - "Mapping 0 bytes at 0x%08lx\n", offset); + "Mapping 0 bytes at 0x%08lx\n", map->offset); return NULL; } +#ifdef __NetBSD__ + map->iot = dev->pa.pa_memt; +#endif - if (!(pt = pmap_mapdev(offset, size))) { +#ifdef __FreeBSD__ + if (!(pt = pmap_mapdev(map->offset, map->size))) { +#elif defined(__NetBSD__) + if (bus_space_map(map->iot, map->offset, map->size, + BUS_SPACE_MAP_LINEAR, &map->ioh)) { +#endif DRM_SPINLOCK(&DRM(mem_lock)); ++DRM(mem_stats)[DRM_MEM_MAPPINGS].fail_count; DRM_SPINUNLOCK(&DRM(mem_lock)); return NULL; } +#ifdef __NetBSD__ + pt = bus_space_vaddr(map->iot, map->ioh); +#endif DRM_SPINLOCK(&DRM(mem_lock)); ++DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count; - DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += size; + DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += map->size; DRM_SPINUNLOCK(&DRM(mem_lock)); return pt; } @@ -271,19 +296,23 @@ void *DRM(ioremap_nocache)(unsigned long offset, unsigned long size) } #endif -void DRM(ioremapfree)(void *pt, unsigned long size) +void DRM(ioremapfree)(drm_local_map_t *map) { int alloc_count; int free_count; - if (!pt) + if (map->handle == NULL) DRM_MEM_ERROR(DRM_MEM_MAPPINGS, "Attempt to free NULL pointer\n"); else - pmap_unmapdev((vm_offset_t) pt, size); +#ifdef __FreeBSD__ + pmap_unmapdev((vm_offset_t) map->handle, map->size); +#elif defined(__NetBSD__) + bus_space_unmap(map->iot, map->ioh, map->size); +#endif DRM_SPINLOCK(&DRM(mem_lock)); - DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_freed += size; + DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_freed += map->size; free_count = ++DRM(mem_stats)[DRM_MEM_MAPPINGS].free_count; alloc_count = DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count; DRM_SPINUNLOCK(&DRM(mem_lock)); |