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Fri, 14 Jun 2019 13:37:20 -0700 (PDT) From: Stephen Boyd To: Dan Williams Subject: [PATCH v2 2/5] soc: qcom: cmd-db: Migrate to devm_memremap_reserved_mem() Date: Fri, 14 Jun 2019 13:37:14 -0700 Message-Id: <20190614203717.75479-3-swboyd@chromium.org> X-Mailer: git-send-email 2.22.0.410.gd8fdbe21b5-goog In-Reply-To: <20190614203717.75479-1-swboyd@chromium.org> References: <20190614203717.75479-1-swboyd@chromium.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190614_133722_246719_32F95633 X-CRM114-Status: GOOD ( 12.92 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, Will Deacon , linux-kernel@vger.kernel.org, Evan Green , Bjorn Andersson , Rob Herring , Andy Gross , Catalin Marinas , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org This gets rid of some duplicate code, and also makes the reserved memory region show up as 'cmd-db' memory in /proc/iomem. Cc: Evan Green Cc: Rob Herring Cc: Bjorn Andersson Cc: Andy Gross Cc: Will Deacon Cc: Catalin Marinas Cc: Dan Williams Reviewed-by: Bjorn Andersson Signed-off-by: Stephen Boyd --- drivers/soc/qcom/cmd-db.c | 13 +++---------- 1 file changed, 3 insertions(+), 10 deletions(-) diff --git a/drivers/soc/qcom/cmd-db.c b/drivers/soc/qcom/cmd-db.c index f6c3d17b05c7..10a34d26b753 100644 --- a/drivers/soc/qcom/cmd-db.c +++ b/drivers/soc/qcom/cmd-db.c @@ -238,18 +238,11 @@ EXPORT_SYMBOL(cmd_db_read_slave_id); static int cmd_db_dev_probe(struct platform_device *pdev) { - struct reserved_mem *rmem; int ret = 0; - rmem = of_reserved_mem_lookup(pdev->dev.of_node); - if (!rmem) { - dev_err(&pdev->dev, "failed to acquire memory region\n"); - return -EINVAL; - } - - cmd_db_header = memremap(rmem->base, rmem->size, MEMREMAP_WB); - if (!cmd_db_header) { - ret = -ENOMEM; + cmd_db_header = devm_memremap_reserved_mem(&pdev->dev, MEMREMAP_WB); + if (IS_ERR(cmd_db_header)) { + ret = PTR_ERR(cmd_db_header); cmd_db_header = NULL; return ret; } -- Sent by a computer through tubes _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel