diff options
| author | Rasmus Villemoes <rasmus.villemoes@prevas.dk> | 2021-01-19 18:07:49 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-01-21 23:19:55 +0300 |
| commit | 186b8daffb4ec2dabb8a3d93b329b16152a5a100 (patch) | |
| tree | c6673b060639f8c744b0d20df0d32c045b037bbf /drivers/soc | |
| parent | 155ea0dc8dcb6066aaf4af5addd005b8968ce820 (diff) | |
| download | linux-186b8daffb4ec2dabb8a3d93b329b16152a5a100.tar.xz | |
soc: fsl: qe: add cpm_muram_free_addr() helper
Add a helper that takes a virtual address rather than the muram
offset. This will be used in a couple of places to avoid having to
store both the offset and the virtual address, as well as removing
NULL checks from the callers.
Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Acked-by: Li Yang <leoyang.li@nxp.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/fsl/qe/qe_common.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/soc/fsl/qe/qe_common.c b/drivers/soc/fsl/qe/qe_common.c index 236d962d45f1..654e9246ce6b 100644 --- a/drivers/soc/fsl/qe/qe_common.c +++ b/drivers/soc/fsl/qe/qe_common.c @@ -238,3 +238,15 @@ dma_addr_t cpm_muram_dma(void __iomem *addr) return muram_pbase + (addr - muram_vbase); } EXPORT_SYMBOL(cpm_muram_dma); + +/* + * As cpm_muram_free, but takes the virtual address rather than the + * muram offset. + */ +void cpm_muram_free_addr(const void __iomem *addr) +{ + if (!addr) + return; + cpm_muram_free(cpm_muram_offset(addr)); +} +EXPORT_SYMBOL(cpm_muram_free_addr); |