diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c | 49 |
1 files changed, 22 insertions, 27 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c index e0e4f97be0..a2cd3330ef 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c @@ -28,7 +28,7 @@ /****************************************************************************** * instmem object base implementation *****************************************************************************/ -static void +void nvkm_instobj_load(struct nvkm_instobj *iobj) { struct nvkm_memory *memory = &iobj->memory; @@ -48,7 +48,7 @@ nvkm_instobj_load(struct nvkm_instobj *iobj) iobj->suspend = NULL; } -static int +int nvkm_instobj_save(struct nvkm_instobj *iobj) { struct nvkm_memory *memory = &iobj->memory; @@ -94,15 +94,21 @@ nvkm_instobj_wrap(struct nvkm_device *device, struct nvkm_memory *memory, struct nvkm_memory **pmemory) { struct nvkm_instmem *imem = device->imem; + int ret; if (!imem->func->memory_wrap) return -ENOSYS; - return imem->func->memory_wrap(imem, memory, pmemory); + ret = imem->func->memory_wrap(imem, memory, pmemory); + if (ret) + return ret; + + container_of(*pmemory, struct nvkm_instobj, memory)->preserve = true; + return 0; } int -nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero, +nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero, bool preserve, struct nvkm_memory **pmemory) { struct nvkm_subdev *subdev = &imem->subdev; @@ -130,6 +136,7 @@ nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero, nvkm_done(memory); } + container_of(memory, struct nvkm_instobj, memory)->preserve = preserve; done: if (ret) nvkm_memory_unref(&memory); @@ -172,22 +179,14 @@ static int nvkm_instmem_fini(struct nvkm_subdev *subdev, bool suspend) { struct nvkm_instmem *imem = nvkm_instmem(subdev); - struct nvkm_instobj *iobj; + int ret; if (suspend) { - list_for_each_entry(iobj, &imem->list, head) { - int ret = nvkm_instobj_save(iobj); - if (ret) - return ret; - } - - nvkm_bar_bar2_fini(subdev->device); + ret = imem->func->suspend(imem); + if (ret) + return ret; - list_for_each_entry(iobj, &imem->boot, head) { - int ret = nvkm_instobj_save(iobj); - if (ret) - return ret; - } + imem->suspend = true; } if (imem->func->fini) @@ -200,20 +199,16 @@ static int nvkm_instmem_init(struct nvkm_subdev *subdev) { struct nvkm_instmem *imem = nvkm_instmem(subdev); - struct nvkm_instobj *iobj; - list_for_each_entry(iobj, &imem->boot, head) { - if (iobj->suspend) - nvkm_instobj_load(iobj); - } + if (imem->suspend) { + if (imem->func->resume) + imem->func->resume(imem); - nvkm_bar_bar2_init(subdev->device); - - list_for_each_entry(iobj, &imem->list, head) { - if (iobj->suspend) - nvkm_instobj_load(iobj); + imem->suspend = false; + return 0; } + nvkm_bar_bar2_init(subdev->device); return 0; } |