diff options
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_drv.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 8 |
2 files changed, 10 insertions, 8 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c index 6500f3999c5f..19ec67a5a918 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c @@ -538,6 +538,16 @@ static int etnaviv_bind(struct device *dev) priv->num_gpus = 0; priv->shm_gfp_mask = GFP_HIGHUSER | __GFP_RETRY_MAYFAIL | __GFP_NOWARN; + /* + * If the GPU is part of a system with DMA addressing limitations, + * request pages for our SHM backend buffers from the DMA32 zone to + * hopefully avoid performance killing SWIOTLB bounce buffering. + */ + if (dma_addressing_limited(dev)) { + priv->shm_gfp_mask |= GFP_DMA32; + priv->shm_gfp_mask &= ~__GFP_HIGHMEM; + } + priv->cmdbuf_suballoc = etnaviv_cmdbuf_suballoc_new(drm->dev); if (IS_ERR(priv->cmdbuf_suballoc)) { dev_err(drm->dev, "Failed to create cmdbuf suballocator\n"); diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index 7c7f97793ddd..5e753dd42f72 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -839,14 +839,6 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu) if (ret) goto fail; - /* - * If the GPU is part of a system with DMA addressing limitations, - * request pages for our SHM backend buffers from the DMA32 zone to - * hopefully avoid performance killing SWIOTLB bounce buffering. - */ - if (dma_addressing_limited(gpu->dev)) - priv->shm_gfp_mask |= GFP_DMA32; - /* Create buffer: */ ret = etnaviv_cmdbuf_init(priv->cmdbuf_suballoc, &gpu->buffer, PAGE_SIZE); |