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[86.26.100.93]) by smtp.gmail.com with ESMTPSA id b68sm1483168wmi.30.2018.03.02.06.58.28 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 02 Mar 2018 06:58:29 -0800 (PST) From: srinivas.kandagatla@linaro.org To: will.deacon@arm.com, robin.murphy@arm.com, bjorn.andersson@linaro.org Cc: joro@8bytes.org, ohad@wizery.com, linux-arm-kernel@lists.infradead.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-remoteproc@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH 2/3] rpmsg: core: make rpmsg bus DMA capable Date: Fri, 2 Mar 2018 14:55:30 +0000 Message-Id: <20180302145531.20463-3-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20180302145531.20463-1-srinivas.kandagatla@linaro.org> References: <20180302145531.20463-1-srinivas.kandagatla@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Srinivas Kandagatla Many of the rpmsg clients like audio drivers need to allocate dma memory. Make this bus DMA capable so that the child devices can use dma apis. Signed-off-by: Srinivas Kandagatla --- drivers/rpmsg/rpmsg_core.c | 1 + 1 file changed, 1 insertion(+) -- 2.15.1 diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c index e84c71f8d6ab..540a3f3567b8 100644 --- a/drivers/rpmsg/rpmsg_core.c +++ b/drivers/rpmsg/rpmsg_core.c @@ -472,6 +472,7 @@ struct bus_type rpmsg_bus = { .uevent = rpmsg_uevent, .probe = rpmsg_dev_probe, .remove = rpmsg_dev_remove, + .force_dma = true, }; EXPORT_SYMBOL(rpmsg_bus);