diff options
Diffstat (limited to 'sound/soc/intel/sst-firmware.c')
| -rw-r--r-- | sound/soc/intel/sst-firmware.c | 42 |
1 files changed, 39 insertions, 3 deletions
diff --git a/sound/soc/intel/sst-firmware.c b/sound/soc/intel/sst-firmware.c index 928f228c38e7..3bb43dac892d 100644 --- a/sound/soc/intel/sst-firmware.c +++ b/sound/soc/intel/sst-firmware.c @@ -30,6 +30,8 @@ #include "sst-dsp.h" #include "sst-dsp-priv.h" +static void block_module_remove(struct sst_module *module); + static void sst_memcpy32(volatile void __iomem *dest, void *src, u32 bytes) { u32 i; @@ -91,6 +93,42 @@ parse_err: } EXPORT_SYMBOL_GPL(sst_fw_new); +int sst_fw_reload(struct sst_fw *sst_fw) +{ + struct sst_dsp *dsp = sst_fw->dsp; + int ret; + + dev_dbg(dsp->dev, "reloading firmware\n"); + + /* call core specific FW paser to load FW data into DSP */ + ret = dsp->ops->parse_fw(sst_fw); + if (ret < 0) + dev_err(dsp->dev, "error: parse fw failed %d\n", ret); + + return ret; +} +EXPORT_SYMBOL_GPL(sst_fw_reload); + +void sst_fw_unload(struct sst_fw *sst_fw) +{ + struct sst_dsp *dsp = sst_fw->dsp; + struct sst_module *module, *tmp; + + dev_dbg(dsp->dev, "unloading firmware\n"); + + mutex_lock(&dsp->mutex); + list_for_each_entry_safe(module, tmp, &dsp->module_list, list) { + if (module->sst_fw == sst_fw) { + block_module_remove(module); + list_del(&module->list); + kfree(module); + } + } + + mutex_unlock(&dsp->mutex); +} +EXPORT_SYMBOL_GPL(sst_fw_unload); + /* free single firmware object */ void sst_fw_free(struct sst_fw *sst_fw) { @@ -496,9 +534,7 @@ struct sst_module *sst_mem_block_alloc_scratch(struct sst_dsp *dsp) /* calculate required scratch size */ list_for_each_entry(sst_module, &dsp->module_list, list) { - if (scratch->s.size > sst_module->s.size) - scratch->s.size = scratch->s.size; - else + if (scratch->s.size < sst_module->s.size) scratch->s.size = sst_module->s.size; } |