linux-kernel - [PATCH v3 5/5] device property: Constify parameter in device_dma_supported() and device_get_dma

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Date:   Tue,  4 Oct 2022 12:21:29 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Prashant Malani <pmalani@...omium.org>,
        linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org
Cc:     Daniel Scally <djrscally@...il.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>
Subject: [PATCH v3 5/5] device property: Constify parameter in device_dma_supported() and device_get_dma_attr()

Constify parameter in device_dma_supported() and device_get_dma_attr()
since they don't alter anything related to it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Acked-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Reviewed-by: Sakari Ailus <sakari.ailus@...ux.intel.com>
---
 drivers/base/property.c  | 4 ++--
 include/linux/property.h | 5 ++---
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/base/property.c b/drivers/base/property.c
index d3ea5f82978f..68f61d3e3857 100644
--- a/drivers/base/property.c
+++ b/drivers/base/property.c
@@ -871,13 +871,13 @@ unsigned int device_get_child_node_count(const struct device *dev)
 }
 EXPORT_SYMBOL_GPL(device_get_child_node_count);
 
-bool device_dma_supported(struct device *dev)
+bool device_dma_supported(const struct device *dev)
 {
 	return fwnode_call_bool_op(dev_fwnode(dev), device_dma_supported);
 }
 EXPORT_SYMBOL_GPL(device_dma_supported);
 
-enum dev_dma_attr device_get_dma_attr(struct device *dev)
+enum dev_dma_attr device_get_dma_attr(const struct device *dev)
 {
 	if (!fwnode_has_op(dev_fwnode(dev), device_get_dma_attr))
 		return DEV_DMA_NOT_SUPPORTED;
diff --git a/include/linux/property.h b/include/linux/property.h
index 472689e53ade..83674f968a8f 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -388,9 +388,8 @@ property_entries_dup(const struct property_entry *properties);
 
 void property_entries_free(const struct property_entry *properties);
 
-bool device_dma_supported(struct device *dev);
-
-enum dev_dma_attr device_get_dma_attr(struct device *dev);
+bool device_dma_supported(const struct device *dev);
+enum dev_dma_attr device_get_dma_attr(const struct device *dev);
 
 const void *device_get_match_data(const struct device *dev);
 
-- 
2.35.1