From ebf089248dab2ef569e5e26a607f0977a71182b7 Mon Sep 17 00:00:00 2001 From: Stefan Wahren Date: Wed, 2 May 2018 23:31:40 +0200 Subject: arm64: defconfig: Increase CMA size for VC4 The VC4 needs more memory than the default setting (16 MB): vc4-drm soc:gpu: swiotlb: coherent allocation failed, size=16777216 [drm:vc4_bo_create [vc4]] *ERROR* Failed to allocate from CMA: vc4_v3d 3fc00000.v3d: Failed to allocate memory for tile binning: -12. You may need to enable CMA or give it more memory. vc4-drm soc:gpu: failed to bind 3fc00000.v3d (ops vc4_v3d_ops [vc4]): -12 vc4-drm soc:gpu: master bind failed: -12 vc4-drm: probe of soc:gpu failed with error -12 So increase the value to 32 MB and fix this issue. Signed-off-by: Stefan Wahren Signed-off-by: Florian Fainelli --- arch/arm64/configs/defconfig | 1 + 1 file changed, 1 insertion(+) (limited to 'arch/arm64/configs') diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 8ac1feafe563..a9c27d9cf97e 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -170,6 +170,7 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_DMA_CMA=y +CONFIG_CMA_SIZE_MBYTES=32 CONFIG_MTD=y CONFIG_MTD_BLOCK=y CONFIG_MTD_M25P80=y -- cgit v1.2.3-59-g8ed1b