From: Alistair Buxton <a.j.buxton@gmail.com>
Date: Sat, 28 Oct 2017 03:58:26 +0000 (+0100)
Subject: BCM_VC_SM: select DMA_SHARED_BUFFER
X-Git-Tag: archive/raspbian/4.9.82-1+deb9u3+rpi1_jessie~5^2~71
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=1c298ae75d8934ee269a63b0a70454e6d757ae2f;p=linux-4.9.git

BCM_VC_SM: select DMA_SHARED_BUFFER

This driver was refactored to use the kernel DMA buffer sharing api
in commit a97390852b14e8f06cf579adaaf8b664184e92d2.

Per Documentation/dma-buf-sharing.txt, it must select DMA_SHARED_BUFFER
in its Kconfig.

Signed-off-by: Alistair Buxton <a.j.buxton@gmail.com>
---

diff --git a/drivers/char/broadcom/Kconfig b/drivers/char/broadcom/Kconfig
index 77bf68a88e68..87593023b65b 100644
--- a/drivers/char/broadcom/Kconfig
+++ b/drivers/char/broadcom/Kconfig
@@ -27,6 +27,7 @@ config BCM_VC_SM
 	bool "VMCS Shared Memory"
 	depends on BCM2708_VCHIQ
 	select BCM2708_VCMEM
+	select DMA_SHARED_BUFFER
 	default n
 	help
 	Support for the VC shared memory on the Broadcom reference