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dma-mapping: Fix warning reported for missing prototype

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[ Upstream commit cae5572ec9261f752af834cdaaf5a0ba0afcf256 ]

lkp reported a warning about missing prototype for a recent patch.

The kernel-doc style comments are out of sync, move them to the right
function.

Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Christoph Hellwig <hch@lst.de>

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202504190615.g9fANxHw-lkp@intel.com/

Signed-off-by: Balbir Singh <balbirs@nvidia.com>
[mszyprow: reformatted subject]
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20250422114034.3535515-1-balbirs@nvidia.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Balbir Singh
2025-04-22 21:40:34 +10:00
committed by Greg Kroah-Hartman
parent 7f7f70c316
commit e22034cbee
1 changed files with 8 additions and 8 deletions
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16
kernel/dma/mapping.c
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@@ -897,14 +897,6 @@ int dma_set_coherent_mask(struct device *dev, u64 mask)
}
EXPORT_SYMBOL(dma_set_coherent_mask);
/**
* dma_addressing_limited - return if the device is addressing limited
* @dev: device to check
*
* Return %true if the devices DMA mask is too small to address all memory in
* the system, else %false. Lack of addressing bits is the prime reason for
* bounce buffering, but might not be the only one.
*/
static bool __dma_addressing_limited(struct device *dev)
{
const struct dma_map_ops *ops = get_dma_ops(dev);
@@ -918,6 +910,14 @@ static bool __dma_addressing_limited(struct device *dev)
return !dma_direct_all_ram_mapped(dev);
}
/**
* dma_addressing_limited - return if the device is addressing limited
* @dev: device to check
*
* Return %true if the devices DMA mask is too small to address all memory in
* the system, else %false. Lack of addressing bits is the prime reason for
* bounce buffering, but might not be the only one.
*/
bool dma_addressing_limited(struct device *dev)
{
if (!__dma_addressing_limited(dev))