From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from relay6-d.mail.gandi.net ([217.70.183.198]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kvTGv-0003BN-UY for barebox@lists.infradead.org; Fri, 01 Jan 2021 22:51:51 +0000 Received: from geraet.fritz.box (unknown [87.123.97.237]) (Authenticated sender: ahmad@a3f.at) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id 99F3AC0002 for ; Fri, 1 Jan 2021 22:51:44 +0000 (UTC) From: Ahmad Fatoum Date: Fri, 1 Jan 2021 23:51:39 +0100 Message-Id: <20210101225139.2165289-1-ahmad@a3f.at> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH] driver: provide dev_request_mem_resource_by_name() helper To: barebox@lists.infradead.org There are both dev_request_mem_resource() and dev_request_mem_region(), which return the struct resource and a IOMEM(.start) respectively. There is only dev_request_mem_region_by_name(), but no dev_request_mem_resource_by_name(), so add the latter for symmetry. Signed-off-by: Ahmad Fatoum --- drivers/base/driver.c | 12 ++++++++++-- include/driver.h | 5 +++++ 2 files changed, 15 insertions(+), 2 deletions(-) diff --git a/drivers/base/driver.c b/drivers/base/driver.c index 3205bbc3c33b..6763bbc6f512 100644 --- a/drivers/base/driver.c +++ b/drivers/base/driver.c @@ -372,7 +372,7 @@ struct resource *dev_get_resource_by_name(struct device_d *dev, return ERR_PTR(-ENOENT); } -void __iomem *dev_request_mem_region_by_name(struct device_d *dev, const char *name) +struct resource *dev_request_mem_resource_by_name(struct device_d *dev, const char *name) { struct resource *res; @@ -380,7 +380,15 @@ void __iomem *dev_request_mem_region_by_name(struct device_d *dev, const char *n if (IS_ERR(res)) return ERR_CAST(res); - res = request_iomem_region(dev_name(dev), res->start, res->end); + return request_iomem_region(dev_name(dev), res->start, res->end); +} +EXPORT_SYMBOL(dev_request_mem_resource_by_name); + +void __iomem *dev_request_mem_region_by_name(struct device_d *dev, const char *name) +{ + struct resource *res; + + res = dev_request_mem_resource_by_name(dev, name); if (IS_ERR(res)) return ERR_CAST(res); diff --git a/include/driver.h b/include/driver.h index e2886d051d4f..0d43b3614863 100644 --- a/include/driver.h +++ b/include/driver.h @@ -214,6 +214,11 @@ void __iomem *dev_request_mem_region(struct device_d *dev, int num); */ struct resource *dev_request_mem_resource(struct device_d *dev, int num); +/* + * exlusively request resource 'name' for a device + */ +struct resource *dev_request_mem_resource_by_name(struct device_d *dev, const char *name); + /* * exlusively request register base 'num' for a device * will return NULL on error -- 2.29.2 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox