Commit efa58db3 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau: move + rename some stuff in nouveau_sgdma.c 



In preparation for the addition of a new nv40 pcie backend.

Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent e11d57ca

drivers/gpu/drm/nouveau/nouveau_sgdma.c

+38 −39
Original line number Diff line number Diff line
@@ -89,8 +89,24 @@ nouveau_sgdma_clear(struct ttm_backend *be) 
	}

}



static void

nouveau_sgdma_destroy(struct ttm_backend *be)

{

	struct nouveau_sgdma_be *nvbe = (struct nouveau_sgdma_be *)be;



	if (be) {

		NV_DEBUG(nvbe->dev, "\n");



		if (nvbe) {

			if (nvbe->pages)

				be->func->clear(be);

			kfree(nvbe);

		}

	}

}



static int

nouveau_sgdma_bind(struct ttm_backend *be, struct ttm_mem_reg *mem)

nv04_sgdma_bind(struct ttm_backend *be, struct ttm_mem_reg *mem)

{

	struct nouveau_sgdma_be *nvbe = (struct nouveau_sgdma_be *)be;

	struct drm_device *dev = nvbe->dev;
@@ -117,7 +133,7 @@ nouveau_sgdma_bind(struct ttm_backend *be, struct ttm_mem_reg *mem) 
}



static int

nouveau_sgdma_unbind(struct ttm_backend *be)

nv04_sgdma_unbind(struct ttm_backend *be)

{

	struct nouveau_sgdma_be *nvbe = (struct nouveau_sgdma_be *)be;

	struct drm_device *dev = nvbe->dev;
@@ -140,21 +156,13 @@ nouveau_sgdma_unbind(struct ttm_backend *be) 
	return 0;

}



static void

nouveau_sgdma_destroy(struct ttm_backend *be)

{

	struct nouveau_sgdma_be *nvbe = (struct nouveau_sgdma_be *)be;



	if (be) {

		NV_DEBUG(nvbe->dev, "\n");



		if (nvbe) {

			if (nvbe->pages)

				be->func->clear(be);

			kfree(nvbe);

		}

	}

}

static struct ttm_backend_func nv04_sgdma_backend = {

	.populate		= nouveau_sgdma_populate,

	.clear			= nouveau_sgdma_clear,

	.bind			= nv04_sgdma_bind,

	.unbind			= nv04_sgdma_unbind,

	.destroy		= nouveau_sgdma_destroy

};



static int

nv50_sgdma_bind(struct ttm_backend *be, struct ttm_mem_reg *mem)
@@ -185,14 +193,6 @@ nv50_sgdma_unbind(struct ttm_backend *be) 
	return 0;

}



static struct ttm_backend_func nouveau_sgdma_backend = {

	.populate		= nouveau_sgdma_populate,

	.clear			= nouveau_sgdma_clear,

	.bind			= nouveau_sgdma_bind,

	.unbind			= nouveau_sgdma_unbind,

	.destroy		= nouveau_sgdma_destroy

};



static struct ttm_backend_func nv50_sgdma_backend = {

	.populate		= nouveau_sgdma_populate,

	.clear			= nouveau_sgdma_clear,
@@ -213,10 +213,10 @@ nouveau_sgdma_init_ttm(struct drm_device *dev) 


	nvbe->dev = dev;



	if (dev_priv->card_type < NV_50)

		nvbe->backend.func = &nouveau_sgdma_backend;

	else

	if (dev_priv->card_type >= NV_50)

		nvbe->backend.func = &nv50_sgdma_backend;

	else

		nvbe->backend.func = &nv04_sgdma_backend;

	return &nvbe->backend;

}
@@ -228,7 +228,16 @@ nouveau_sgdma_init(struct drm_device *dev) 
	uint32_t aper_size, obj_size;

	int i, ret;



	if (dev_priv->card_type < NV_50) {

	if (dev_priv->card_type >= NV_50) {

		ret = nouveau_vm_get(dev_priv->chan_vm, 512 * 1024 * 1024,

				     12, NV_MEM_ACCESS_RW,

				     &dev_priv->gart_info.vma);

		if (ret)

			return ret;



		dev_priv->gart_info.aper_base = dev_priv->gart_info.vma.offset;

		dev_priv->gart_info.aper_size = 512 * 1024 * 1024;

	} else {

		if(dev_priv->ramin_rsvd_vram < 2 * 1024 * 1024)

			aper_size = 64 * 1024 * 1024;

		else
@@ -257,16 +266,6 @@ nouveau_sgdma_init(struct drm_device *dev) 
		dev_priv->gart_info.sg_ctxdma = gpuobj;

		dev_priv->gart_info.aper_base = 0;

		dev_priv->gart_info.aper_size = aper_size;

	} else

	if (dev_priv->chan_vm) {

		ret = nouveau_vm_get(dev_priv->chan_vm, 512 * 1024 * 1024,

				     12, NV_MEM_ACCESS_RW,

				     &dev_priv->gart_info.vma);

		if (ret)

			return ret;



		dev_priv->gart_info.aper_base = dev_priv->gart_info.vma.offset;

		dev_priv->gart_info.aper_size = 512 * 1024 * 1024;

	}



	dev_priv->gart_info.type      = NOUVEAU_GART_SGDMA;