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author | Mark Brown <broonie@kernel.org> | 2020-12-11 20:47:55 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2020-12-11 20:47:55 +0300 |
commit | 031616c434db05ce766f76c62865f55698e0924f (patch) | |
tree | 7f29aa1ff3e7b51a8058cd570fb785c6e769b245 /lib/devres.c | |
parent | 064841ccfc49b2315dc0b797239862d3a343aa07 (diff) | |
parent | 85a7555575a0e48f9b73db310d0d762a08a46d63 (diff) | |
download | linux-031616c434db05ce766f76c62865f55698e0924f.tar.xz |
Merge remote-tracking branch 'asoc/for-5.10' into asoc-linus
Diffstat (limited to 'lib/devres.c')
-rw-r--r-- | lib/devres.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/lib/devres.c b/lib/devres.c index ebb1573d9ae3..2a4ff5d64288 100644 --- a/lib/devres.c +++ b/lib/devres.c @@ -162,13 +162,15 @@ __devm_ioremap_resource(struct device *dev, const struct resource *res, * region and ioremaps it. All operations are managed and will be undone * on driver detach. * - * Returns a pointer to the remapped memory or an ERR_PTR() encoded error code - * on failure. Usage example: + * Usage example: * * res = platform_get_resource(pdev, IORESOURCE_MEM, 0); * base = devm_ioremap_resource(&pdev->dev, res); * if (IS_ERR(base)) * return PTR_ERR(base); + * + * Return: a pointer to the remapped memory or an ERR_PTR() encoded error code + * on failure. */ void __iomem *devm_ioremap_resource(struct device *dev, const struct resource *res) @@ -183,8 +185,8 @@ EXPORT_SYMBOL(devm_ioremap_resource); * @dev: generic device to handle the resource for * @res: resource to be handled * - * Returns a pointer to the remapped memory or an ERR_PTR() encoded error code - * on failure. Usage example: + * Return: a pointer to the remapped memory or an ERR_PTR() encoded error code + * on failure. */ void __iomem *devm_ioremap_resource_wc(struct device *dev, const struct resource *res) @@ -207,8 +209,8 @@ void __iomem *devm_ioremap_resource_wc(struct device *dev, * @node: The device-tree node where the resource resides * @index: index of the MMIO range in the "reg" property * @size: Returns the size of the resource (pass NULL if not needed) - * Returns a pointer to the requested and mapped memory or an ERR_PTR() encoded - * error code on failure. Usage example: + * + * Usage example: * * base = devm_of_iomap(&pdev->dev, node, 0, NULL); * if (IS_ERR(base)) @@ -217,8 +219,10 @@ void __iomem *devm_ioremap_resource_wc(struct device *dev, * Please Note: This is not a one-to-one replacement for of_iomap() because the * of_iomap() function does not track whether the region is already mapped. If * two drivers try to map the same memory, the of_iomap() function will succeed - * but the the devm_of_iomap() function will return -EBUSY. + * but the devm_of_iomap() function will return -EBUSY. * + * Return: a pointer to the requested and mapped memory or an ERR_PTR() encoded + * error code on failure. */ void __iomem *devm_of_iomap(struct device *dev, struct device_node *node, int index, resource_size_t *size) @@ -256,6 +260,8 @@ static int devm_ioport_map_match(struct device *dev, void *res, * * Managed ioport_map(). Map is automatically unmapped on driver * detach. + * + * Return: a pointer to the remapped memory or NULL on failure. */ void __iomem *devm_ioport_map(struct device *dev, unsigned long port, unsigned int nr) |