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| author | Subhransu S. Prusty <subhransu.s.prusty@intel.com> | 2015-02-12 05:30:01 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-02-23 16:43:59 +0100 |
| commit | 5c88b4e91d3b6a3d701d7b134fa945e6309e7068 (patch) | |
| tree | d4b1f3ffd2bc0c0270bc199c0de9bd3100a9893e /sound/soc/intel | |
| parent | ASoC: Intel: add support for platform suspend (diff) | |
| download | linux-5c88b4e91d3b6a3d701d7b134fa945e6309e7068.tar.xz linux-5c88b4e91d3b6a3d701d7b134fa945e6309e7068.zip | |
ASoC: Intel: Add memcpy32_fromio as well
Export 32-bit version of memcpy for use in suspend/resume.
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel')
| -rw-r--r-- | sound/soc/intel/sst/sst.h | 3 | ||||
| -rw-r--r-- | sound/soc/intel/sst/sst_loader.c | 10 |
2 files changed, 12 insertions, 1 deletions
diff --git a/sound/soc/intel/sst/sst.h b/sound/soc/intel/sst/sst.h index 562bc483d6b7..f793780a50a2 100644 --- a/sound/soc/intel/sst/sst.h +++ b/sound/soc/intel/sst/sst.h @@ -544,4 +544,7 @@ int sst_alloc_drv_context(struct intel_sst_drv **ctx, int sst_context_init(struct intel_sst_drv *ctx); void sst_context_cleanup(struct intel_sst_drv *ctx); void sst_configure_runtime_pm(struct intel_sst_drv *ctx); +void memcpy32_toio(void __iomem *dst, const void *src, int count); +void memcpy32_fromio(void *dst, const void __iomem *src, int count); + #endif diff --git a/sound/soc/intel/sst/sst_loader.c b/sound/soc/intel/sst/sst_loader.c index 7888cd707853..e88907ae8b15 100644 --- a/sound/soc/intel/sst/sst_loader.c +++ b/sound/soc/intel/sst/sst_loader.c @@ -39,7 +39,15 @@ #include "sst.h" #include "../sst-dsp.h" -static inline void memcpy32_toio(void __iomem *dst, const void *src, int count) +void memcpy32_toio(void __iomem *dst, const void *src, int count) +{ + /* __iowrite32_copy uses 32-bit count values so divide by 4 for + * right count in words + */ + __iowrite32_copy(dst, src, count/4); +} + +void memcpy32_fromio(void *dst, const void __iomem *src, int count) { /* __iowrite32_copy uses 32-bit count values so divide by 4 for * right count in words |