diff options
Diffstat (limited to 'bsd-core/drm_context.c')
-rw-r--r-- | bsd-core/drm_context.c | 191 |
1 files changed, 95 insertions, 96 deletions
diff --git a/bsd-core/drm_context.c b/bsd-core/drm_context.c index 8d676a23..0274a8b7 100644 --- a/bsd-core/drm_context.c +++ b/bsd-core/drm_context.c @@ -29,7 +29,6 @@ * Gareth Hughes <gareth@valinux.com> */ -#define __NO_VERSION__ #include "drmP.h" #if __HAVE_CTX_BITMAP @@ -44,10 +43,10 @@ void DRM(ctxbitmap_free)( drm_device_t *dev, int ctx_handle ) if ( !dev->ctx_bitmap ) goto failed; if ( ctx_handle < DRM_MAX_CTXBITMAP ) { - DRM_OS_LOCK; + DRM_LOCK; clear_bit( ctx_handle, dev->ctx_bitmap ); dev->context_sareas[ctx_handle] = NULL; - DRM_OS_UNLOCK; + DRM_UNLOCK; return; } failed: @@ -62,7 +61,7 @@ int DRM(ctxbitmap_next)( drm_device_t *dev ) if(!dev->ctx_bitmap) return -1; - DRM_OS_LOCK; + DRM_LOCK; bit = find_first_zero_bit( dev->ctx_bitmap, DRM_MAX_CTXBITMAP ); if ( bit < DRM_MAX_CTXBITMAP ) { set_bit( bit, dev->ctx_bitmap ); @@ -80,7 +79,7 @@ int DRM(ctxbitmap_next)( drm_device_t *dev ) DRM_MEM_MAPS); if(!ctx_sareas) { clear_bit(bit, dev->ctx_bitmap); - DRM_OS_UNLOCK; + DRM_UNLOCK; return -1; } dev->context_sareas = ctx_sareas; @@ -93,16 +92,16 @@ int DRM(ctxbitmap_next)( drm_device_t *dev ) DRM_MEM_MAPS); if(!dev->context_sareas) { clear_bit(bit, dev->ctx_bitmap); - DRM_OS_UNLOCK; + DRM_UNLOCK; return -1; } dev->context_sareas[bit] = NULL; } } - DRM_OS_UNLOCK; + DRM_UNLOCK; return bit; } - DRM_OS_UNLOCK; + DRM_UNLOCK; return -1; } @@ -111,17 +110,17 @@ int DRM(ctxbitmap_init)( drm_device_t *dev ) int i; int temp; - DRM_OS_LOCK; - dev->ctx_bitmap = (unsigned long *) DRM(alloc)( PAGE_SIZE, + DRM_LOCK; + dev->ctx_bitmap = (atomic_t *) DRM(alloc)( PAGE_SIZE, DRM_MEM_CTXBITMAP ); if ( dev->ctx_bitmap == NULL ) { - DRM_OS_UNLOCK; - DRM_OS_RETURN(ENOMEM); + DRM_UNLOCK; + return DRM_ERR(ENOMEM); } memset( (void *)dev->ctx_bitmap, 0, PAGE_SIZE ); dev->context_sareas = NULL; dev->max_context = -1; - DRM_OS_UNLOCK; + DRM_UNLOCK; for ( i = 0 ; i < DRM_RESERVED_CONTEXTS ; i++ ) { temp = DRM(ctxbitmap_next)( dev ); @@ -133,55 +132,55 @@ int DRM(ctxbitmap_init)( drm_device_t *dev ) void DRM(ctxbitmap_cleanup)( drm_device_t *dev ) { - DRM_OS_LOCK; + DRM_LOCK; if( dev->context_sareas ) DRM(free)( dev->context_sareas, sizeof(*dev->context_sareas) * dev->max_context, DRM_MEM_MAPS ); DRM(free)( (void *)dev->ctx_bitmap, PAGE_SIZE, DRM_MEM_CTXBITMAP ); - DRM_OS_UNLOCK; + DRM_UNLOCK; } /* ================================================================ * Per Context SAREA Support */ -int DRM(getsareactx)( DRM_OS_IOCTL ) +int DRM(getsareactx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_priv_map_t request; drm_map_t *map; - DRM_OS_KRNFROMUSR( request, (drm_ctx_priv_map_t *)data, + DRM_COPY_FROM_USER_IOCTL( request, (drm_ctx_priv_map_t *)data, sizeof(request) ); - DRM_OS_LOCK; + DRM_LOCK; if (dev->max_context < 0 || request.ctx_id >= (unsigned) dev->max_context) { - DRM_OS_UNLOCK; - DRM_OS_RETURN(EINVAL); + DRM_UNLOCK; + return DRM_ERR(EINVAL); } map = dev->context_sareas[request.ctx_id]; - DRM_OS_UNLOCK; + DRM_UNLOCK; request.handle = map->handle; - DRM_OS_KRNTOUSR( (drm_ctx_priv_map_t *)data, request, sizeof(request) ); + DRM_COPY_TO_USER_IOCTL( (drm_ctx_priv_map_t *)data, request, sizeof(request) ); return 0; } -int DRM(setsareactx)( DRM_OS_IOCTL ) +int DRM(setsareactx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_priv_map_t request; drm_map_t *map = NULL; drm_map_list_entry_t *list; - DRM_OS_KRNFROMUSR( request, (drm_ctx_priv_map_t *)data, + DRM_COPY_FROM_USER_IOCTL( request, (drm_ctx_priv_map_t *)data, sizeof(request) ); - DRM_OS_LOCK; + DRM_LOCK; TAILQ_FOREACH(list, dev->maplist, link) { map=list->map; if(map->handle == request.handle) @@ -189,8 +188,8 @@ int DRM(setsareactx)( DRM_OS_IOCTL ) } bad: - DRM_OS_UNLOCK; - return -EINVAL; + DRM_UNLOCK; + return DRM_ERR(EINVAL); found: map = list->map; @@ -200,7 +199,7 @@ found: if (request.ctx_id >= (unsigned) dev->max_context) goto bad; dev->context_sareas[request.ctx_id] = map; - DRM_OS_UNLOCK; + DRM_UNLOCK; return 0; } @@ -214,7 +213,7 @@ int DRM(context_switch)( drm_device_t *dev, int old, int new ) if ( test_and_set_bit( 0, &dev->context_flag ) ) { DRM_ERROR( "Reentering -- FIXME\n" ); - DRM_OS_RETURN(EBUSY); + return DRM_ERR(EBUSY); } #if __HAVE_DMA_HISTOGRAM @@ -256,41 +255,41 @@ int DRM(context_switch_complete)( drm_device_t *dev, int new ) #endif clear_bit( 0, &dev->context_flag ); - DRM_OS_WAKEUP( &dev->context_wait ); + DRM_WAKEUP( (void *)&dev->context_wait ); return 0; } -int DRM(resctx)( DRM_OS_IOCTL ) +int DRM(resctx)( DRM_IOCTL_ARGS ) { drm_ctx_res_t res; drm_ctx_t ctx; int i; - DRM_OS_KRNFROMUSR( res, (drm_ctx_res_t *)data, sizeof(res) ); + DRM_COPY_FROM_USER_IOCTL( res, (drm_ctx_res_t *)data, sizeof(res) ); if ( res.count >= DRM_RESERVED_CONTEXTS ) { memset( &ctx, 0, sizeof(ctx) ); for ( i = 0 ; i < DRM_RESERVED_CONTEXTS ; i++ ) { ctx.handle = i; - if ( DRM_OS_COPYTOUSR( &res.contexts[i], + if ( DRM_COPY_TO_USER( &res.contexts[i], &i, sizeof(i) ) ) - DRM_OS_RETURN(EFAULT); + return DRM_ERR(EFAULT); } } res.count = DRM_RESERVED_CONTEXTS; - DRM_OS_KRNTOUSR( (drm_ctx_res_t *)data, res, sizeof(res) ); + DRM_COPY_TO_USER_IOCTL( (drm_ctx_res_t *)data, res, sizeof(res) ); return 0; } -int DRM(addctx)( DRM_OS_IOCTL ) +int DRM(addctx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_t ctx; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); ctx.handle = DRM(ctxbitmap_next)( dev ); if ( ctx.handle == DRM_KERNEL_CONTEXT ) { @@ -301,51 +300,51 @@ int DRM(addctx)( DRM_OS_IOCTL ) if ( ctx.handle == -1 ) { DRM_DEBUG( "Not enough free contexts.\n" ); /* Should this return -EBUSY instead? */ - DRM_OS_RETURN(ENOMEM); + return DRM_ERR(ENOMEM); } - DRM_OS_KRNTOUSR( (drm_ctx_t *)data, ctx, sizeof(ctx) ); + DRM_COPY_TO_USER_IOCTL( (drm_ctx_t *)data, ctx, sizeof(ctx) ); return 0; } -int DRM(modctx)( DRM_OS_IOCTL ) +int DRM(modctx)( DRM_IOCTL_ARGS ) { /* This does nothing */ return 0; } -int DRM(getctx)( DRM_OS_IOCTL ) +int DRM(getctx)( DRM_IOCTL_ARGS ) { drm_ctx_t ctx; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); /* This is 0, because we don't handle any context flags */ ctx.flags = 0; - DRM_OS_KRNTOUSR( (drm_ctx_t *)data, ctx, sizeof(ctx) ); + DRM_COPY_TO_USER_IOCTL( (drm_ctx_t *)data, ctx, sizeof(ctx) ); return 0; } -int DRM(switchctx)( DRM_OS_IOCTL ) +int DRM(switchctx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_t ctx; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); DRM_DEBUG( "%d\n", ctx.handle ); return DRM(context_switch)( dev, dev->last_context, ctx.handle ); } -int DRM(newctx)( DRM_OS_IOCTL ) +int DRM(newctx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_t ctx; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); DRM_DEBUG( "%d\n", ctx.handle ); DRM(context_switch_complete)( dev, ctx.handle ); @@ -353,12 +352,12 @@ int DRM(newctx)( DRM_OS_IOCTL ) return 0; } -int DRM(rmctx)( DRM_OS_IOCTL ) +int DRM(rmctx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_t ctx; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); DRM_DEBUG( "%d\n", ctx.handle ); if ( ctx.handle != DRM_KERNEL_CONTEXT ) { @@ -387,7 +386,7 @@ int DRM(context_switch)(drm_device_t *dev, int old, int new) if (test_and_set_bit(0, &dev->context_flag)) { DRM_ERROR("Reentering -- FIXME\n"); - DRM_OS_RETURN(EBUSY); + return DRM_ERR(EBUSY); } #if __HAVE_DMA_HISTOGRAM @@ -398,7 +397,7 @@ int DRM(context_switch)(drm_device_t *dev, int old, int new) if (new >= dev->queue_count) { clear_bit(0, &dev->context_flag); - DRM_OS_RETURN(EINVAL); + return DRM_ERR(EINVAL); } if (new == dev->last_context) { @@ -411,7 +410,7 @@ int DRM(context_switch)(drm_device_t *dev, int old, int new) if (atomic_read(&q->use_count) == 1) { atomic_dec(&q->use_count); clear_bit(0, &dev->context_flag); - DRM_OS_RETURN(EINVAL); + return DRM_ERR(EINVAL); } if (DRM(flags) & DRM_FLAG_NOCTX) { @@ -450,7 +449,7 @@ int DRM(context_switch_complete)(drm_device_t *dev, int new) #endif clear_bit(0, &dev->context_flag); - DRM_OS_WAKEUP_INT(&dev->context_wait); + DRM_WAKEUP_INT(&dev->context_wait); return 0; } @@ -514,7 +513,7 @@ static int DRM(alloc_queue)(drm_device_t *dev) atomic_dec(&dev->queuelist[i]->use_count); } /* Allocate a new queue */ - DRM_OS_LOCK; + DRM_LOCK; queue = gamma_alloc(sizeof(*queue), DRM_MEM_QUEUES); memset(queue, 0, sizeof(*queue)); @@ -532,19 +531,19 @@ static int DRM(alloc_queue)(drm_device_t *dev) newslots, DRM_MEM_QUEUES); if (!dev->queuelist) { - DRM_OS_UNLOCK; + DRM_UNLOCK; DRM_DEBUG("out of memory\n"); - DRM_OS_RETURN(ENOMEM); + return DRM_ERR(ENOMEM); } } dev->queuelist[dev->queue_count-1] = queue; - DRM_OS_UNLOCK; + DRM_UNLOCK; DRM_DEBUG("%d (new)\n", dev->queue_count - 1); return dev->queue_count - 1; } -int DRM(resctx)( DRM_OS_IOCTL ) +int DRM(resctx)( DRM_IOCTL_ARGS ) { drm_ctx_res_t res; drm_ctx_t ctx; @@ -552,31 +551,31 @@ int DRM(resctx)( DRM_OS_IOCTL ) DRM_DEBUG("%d\n", DRM_RESERVED_CONTEXTS); - DRM_OS_KRNFROMUSR( res, (drm_ctx_res_t *)data, sizeof(res) ); + DRM_COPY_FROM_USER_IOCTL( res, (drm_ctx_res_t *)data, sizeof(res) ); if (res.count >= DRM_RESERVED_CONTEXTS) { memset(&ctx, 0, sizeof(ctx)); for (i = 0; i < DRM_RESERVED_CONTEXTS; i++) { ctx.handle = i; - if (DRM_OS_COPYTOUSR(&res.contexts[i], + if (DRM_COPY_TO_USER(&res.contexts[i], &i, sizeof(i))) - DRM_OS_RETURN(EFAULT); + return DRM_ERR(EFAULT); } } res.count = DRM_RESERVED_CONTEXTS; - DRM_OS_KRNTOUSR( (drm_ctx_res_t *)data, res, sizeof(res) ); + DRM_COPY_TO_USER_IOCTL( (drm_ctx_res_t *)data, res, sizeof(res) ); return 0; } -int DRM(addctx)( DRM_OS_IOCTL ) +int DRM(addctx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_t ctx; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); if ((ctx.handle = DRM(alloc_queue)(dev)) == DRM_KERNEL_CONTEXT) { /* Init kernel's context and get a new one. */ @@ -586,35 +585,35 @@ int DRM(addctx)( DRM_OS_IOCTL ) DRM(init_queue)(dev, dev->queuelist[ctx.handle], &ctx); DRM_DEBUG("%d\n", ctx.handle); - DRM_OS_KRNTOUSR( (drm_ctx_t *)data, ctx, sizeof(ctx) ); + DRM_COPY_TO_USER_IOCTL( (drm_ctx_t *)data, ctx, sizeof(ctx) ); return 0; } -int DRM(modctx)( DRM_OS_IOCTL ) +int DRM(modctx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_t ctx; drm_queue_t *q; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); DRM_DEBUG("%d\n", ctx.handle); if (ctx.handle < 0 || ctx.handle >= dev->queue_count) - DRM_OS_RETURN(EINVAL); + return DRM_ERR(EINVAL); q = dev->queuelist[ctx.handle]; atomic_inc(&q->use_count); if (atomic_read(&q->use_count) == 1) { /* No longer in use */ atomic_dec(&q->use_count); - DRM_OS_RETURN(EINVAL); + return DRM_ERR(EINVAL); } if (DRM_BUFCOUNT(&q->waitlist)) { atomic_dec(&q->use_count); - DRM_OS_RETURN(EBUSY); + return DRM_ERR(EBUSY); } q->flags = ctx.flags; @@ -623,52 +622,52 @@ int DRM(modctx)( DRM_OS_IOCTL ) return 0; } -int DRM(getctx)( DRM_OS_IOCTL ) +int DRM(getctx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_t ctx; drm_queue_t *q; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); DRM_DEBUG("%d\n", ctx.handle); if (ctx.handle >= dev->queue_count) - DRM_OS_RETURN(EINVAL); + return DRM_ERR(EINVAL); q = dev->queuelist[ctx.handle]; atomic_inc(&q->use_count); if (atomic_read(&q->use_count) == 1) { /* No longer in use */ atomic_dec(&q->use_count); - DRM_OS_RETURN(EINVAL); + return DRM_ERR(EINVAL); } ctx.flags = q->flags; atomic_dec(&q->use_count); - DRM_OS_KRNTOUSR( (drm_ctx_t *)data, ctx, sizeof(ctx) ); + DRM_COPY_TO_USER_IOCTL( (drm_ctx_t *)data, ctx, sizeof(ctx) ); return 0; } -int DRM(switchctx)( DRM_OS_IOCTL ) +int DRM(switchctx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_t ctx; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); DRM_DEBUG("%d\n", ctx.handle); return DRM(context_switch)(dev, dev->last_context, ctx.handle); } -int DRM(newctx)( DRM_OS_IOCTL ) +int DRM(newctx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_t ctx; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); DRM_DEBUG("%d\n", ctx.handle); DRM(context_switch_complete)(dev, ctx.handle); @@ -676,25 +675,25 @@ int DRM(newctx)( DRM_OS_IOCTL ) return 0; } -int DRM(rmctx)( DRM_OS_IOCTL ) +int DRM(rmctx)( DRM_IOCTL_ARGS ) { - DRM_OS_DEVICE; + DRM_DEVICE; drm_ctx_t ctx; drm_queue_t *q; drm_buf_t *buf; - DRM_OS_KRNFROMUSR( ctx, (drm_ctx_t *)data, sizeof(ctx) ); + DRM_COPY_FROM_USER_IOCTL( ctx, (drm_ctx_t *)data, sizeof(ctx) ); DRM_DEBUG("%d\n", ctx.handle); - if (ctx.handle >= dev->queue_count) DRM_OS_RETURN(EINVAL); + if (ctx.handle >= dev->queue_count) return DRM_ERR(EINVAL); q = dev->queuelist[ctx.handle]; atomic_inc(&q->use_count); if (atomic_read(&q->use_count) == 1) { /* No longer in use */ atomic_dec(&q->use_count); - DRM_OS_RETURN(EINVAL); + return DRM_ERR(EINVAL); } atomic_inc(&q->finalization); /* Mark queue in finalization state */ @@ -717,7 +716,7 @@ int DRM(rmctx)( DRM_OS_IOCTL ) /* Wakeup blocked processes */ wakeup( &q->block_read ); wakeup( &q->block_write ); - DRM_OS_WAKEUP_INT( &q->flush_queue ); + DRM_WAKEUP_INT( &q->flush_queue ); /* Finalization over. Queue is made available when both use_count and finalization become 0, which won't |