[alsa-devel] [PATCH 29/35] ASoC: Intel: Skylake: Flip SST initialization order

Cezary Rojewski cezary.rojewski at intel.com
Sat Aug 24 12:54:20 CEST 2019


On 2019-08-23 22:18, Pierre-Louis Bossart wrote:
> 
> 
> On 8/22/19 2:04 PM, Cezary Rojewski wrote:
>> To this date Skylake SST were following ill flow of initialization by
> 
> 'ill' as in 'sick'? that's probably a bit strong and judgmental?
> or is this a typo?
> 

ill seems like a perfect opposite of healthy, ain't it? Because 
certainly, the initialization pattern observed in /skylake is everything 
but healthy.

>> bypassing sst_dsp_new -> sst_ops::init order. Fix that by flipping
>> invocation order of handlers engaged in Skylake initialization.
>>
>> Signed-off-by: Cezary Rojewski <cezary.rojewski at intel.com>
>> ---
>>   sound/soc/intel/skylake/bxt-sst.c      | 15 ++++-----------
>>   sound/soc/intel/skylake/cnl-sst-dsp.h  |  2 +-
>>   sound/soc/intel/skylake/cnl-sst.c      | 15 ++++-----------
>>   sound/soc/intel/skylake/skl-messages.c |  4 ++--
>>   sound/soc/intel/skylake/skl-sst-dsp.h  |  4 ++--
>>   sound/soc/intel/skylake/skl-sst.c      | 15 ++++-----------
>>   sound/soc/intel/skylake/skl.c          |  2 +-
>>   sound/soc/intel/skylake/skl.h          |  4 ++--
>>   8 files changed, 20 insertions(+), 41 deletions(-)
>>
>> diff --git a/sound/soc/intel/skylake/bxt-sst.c 
>> b/sound/soc/intel/skylake/bxt-sst.c
>> index 06da822790a5..286da9fbc4de 100644
>> --- a/sound/soc/intel/skylake/bxt-sst.c
>> +++ b/sound/soc/intel/skylake/bxt-sst.c
>> @@ -538,24 +538,17 @@ struct sst_ops apl_sst_ops = {
>>       .read = sst_shim32_read,
>>       .ram_read = sst_memcpy_fromio_32,
>>       .ram_write = sst_memcpy_toio_32,
>> +    .init = bxt_sst_dsp_init,
>>       .free = skl_dsp_free,
>>   };
>> -static struct sst_pdata skl_dev = {
>> -    .ops = &apl_sst_ops,
>> -};
>> -
>> -int bxt_sst_dsp_init(struct skl_dev *skl, const char *fw_name)
>> +int bxt_sst_dsp_init(struct sst_dsp *sst, struct sst_pdata *pdata)
>>   {
>> -    struct sst_dsp *sst;
>> +    struct skl_dev *skl = sst->thread_context;
>>       void __iomem *mmio;
>>       int ret;
>> -    ret = skl_sst_ctx_init(skl, fw_name, &skl_dev);
>> -    if (ret)
>> -        return ret;
>> -
>> -    sst = skl->dsp;
>> +    skl->dsp = sst;
>>       sst->fw_ops = bxt_fw_ops;
>>       mmio = pci_ioremap_bar(skl->pci, 4);
>>       if (!mmio)
>> diff --git a/sound/soc/intel/skylake/cnl-sst-dsp.h 
>> b/sound/soc/intel/skylake/cnl-sst-dsp.h
>> index 02e070fae2ce..7810ae11954a 100644
>> --- a/sound/soc/intel/skylake/cnl-sst-dsp.h
>> +++ b/sound/soc/intel/skylake/cnl-sst-dsp.h
>> @@ -87,6 +87,6 @@ void cnl_ipc_op_int_enable(struct sst_dsp *ctx);
>>   void cnl_ipc_op_int_disable(struct sst_dsp *ctx);
>>   bool cnl_ipc_int_status(struct sst_dsp *ctx);
>> -int cnl_sst_dsp_init(struct skl_dev *skl, const char *fw_name);
>> +int cnl_sst_dsp_init(struct sst_dsp *sst, struct sst_pdata *pdata);
>>   #endif /*__CNL_SST_DSP_H__*/
>> diff --git a/sound/soc/intel/skylake/cnl-sst.c 
>> b/sound/soc/intel/skylake/cnl-sst.c
>> index c4dbf6655097..a6113d8afcbb 100644
>> --- a/sound/soc/intel/skylake/cnl-sst.c
>> +++ b/sound/soc/intel/skylake/cnl-sst.c
>> @@ -415,24 +415,17 @@ struct sst_ops cnl_sst_ops = {
>>       .read = sst_shim32_read,
>>       .ram_read = sst_memcpy_fromio_32,
>>       .ram_write = sst_memcpy_toio_32,
>> +    .init = cnl_sst_dsp_init,
>>       .free = cnl_dsp_free,
>>   };
>> -static struct sst_pdata cnl_dev = {
>> -    .ops = &cnl_sst_ops,
>> -};
>> -
>> -int cnl_sst_dsp_init(struct skl_dev *cnl, const char *fw_name)
>> +int cnl_sst_dsp_init(struct sst_dsp *sst, struct sst_pdata *pdata)
>>   {
>> -    struct sst_dsp *sst;
>> +    struct skl_dev *cnl = sst->thread_context;
>>       void __iomem *mmio;
>>       int ret;
>> -    ret = skl_sst_ctx_init(cnl, fw_name, &cnl_dev);
>> -    if (ret < 0)
>> -        return ret;
>> -
>> -    sst = cnl->dsp;
>> +    cnl->dsp = sst;
>>       sst->fw_ops = cnl_fw_ops;
>>       mmio = pci_ioremap_bar(cnl->pci, 4);
>>       if (!mmio)
>> diff --git a/sound/soc/intel/skylake/skl-messages.c 
>> b/sound/soc/intel/skylake/skl-messages.c
>> index 8c352255ff45..372c5fb83ddb 100644
>> --- a/sound/soc/intel/skylake/skl-messages.c
>> +++ b/sound/soc/intel/skylake/skl-messages.c
>> @@ -187,7 +187,7 @@ const struct skl_dsp_ops *skl_get_dsp_ops(int pci_id)
>>       return NULL;
>>   }
>> -int skl_init_dsp(struct skl_dev *skl)
>> +int skl_init_dsp(struct skl_dev *skl, struct sst_pdata *pdata)
>>   {
>>       struct hdac_bus *bus = skl_to_bus(skl);
>>       const struct skl_dsp_ops *ops;
>> @@ -201,7 +201,7 @@ int skl_init_dsp(struct skl_dev *skl)
>>       if (!ops)
>>           return -EIO;
>> -    ret = ops->init(skl, skl->fw_name);
>> +    ret = skl_sst_ctx_init(skl, skl->fw_name, pdata);
>>       if (ret < 0)
>>           return ret;
>> diff --git a/sound/soc/intel/skylake/skl-sst-dsp.h 
>> b/sound/soc/intel/skylake/skl-sst-dsp.h
>> index b647e60d7a6d..8483c60f29ba 100644
>> --- a/sound/soc/intel/skylake/skl-sst-dsp.h
>> +++ b/sound/soc/intel/skylake/skl-sst-dsp.h
>> @@ -206,8 +206,8 @@ int skl_dsp_get_core(struct sst_dsp *ctx, unsigned 
>> int core_id);
>>   int skl_dsp_put_core(struct sst_dsp *ctx, unsigned int core_id);
>>   int skl_dsp_boot(struct sst_dsp *ctx);
>> -int skl_sst_dsp_init(struct skl_dev *skl, const char *fw_name);
>> -int bxt_sst_dsp_init(struct skl_dev *skl, const char *fw_name);
>> +int skl_sst_dsp_init(struct sst_dsp *sst, struct sst_pdata *pdata);
>> +int bxt_sst_dsp_init(struct sst_dsp *sst, struct sst_pdata *pdata);
>>   int bxt_load_library(struct sst_dsp *ctx, struct skl_lib_info *linfo,
>>           int lib_count);
>> diff --git a/sound/soc/intel/skylake/skl-sst.c 
>> b/sound/soc/intel/skylake/skl-sst.c
>> index 122c07290440..e0f2bf828541 100644
>> --- a/sound/soc/intel/skylake/skl-sst.c
>> +++ b/sound/soc/intel/skylake/skl-sst.c
>> @@ -509,24 +509,17 @@ struct sst_ops skl_sst_ops = {
>>       .read = sst_shim32_read,
>>       .ram_read = sst_memcpy_fromio_32,
>>       .ram_write = sst_memcpy_toio_32,
>> +    .init = skl_sst_dsp_init,
>>       .free = skl_dsp_free,
>>   };
>> -static struct sst_pdata skl_dev = {
>> -    .ops = &skl_sst_ops,
>> -};
>> -
>> -int skl_sst_dsp_init(struct skl_dev *skl, const char *fw_name)
>> +int skl_sst_dsp_init(struct sst_dsp *sst, struct sst_pdata *pdata)
>>   {
>> -    struct sst_dsp *sst;
>> +    struct skl_dev *skl = sst->thread_context;
>>       void __iomem *mmio;
>>       int ret;
>> -    ret = skl_sst_ctx_init(skl, fw_name, &skl_dev);
>> -    if (ret < 0)
>> -        return ret;
>> -
>> -    sst = skl->dsp;
>> +    skl->dsp = sst;
>>       sst->fw_ops = skl_fw_ops;
>>       mmio = pci_ioremap_bar(skl->pci, 4);
>>       if (!mmio)
>> diff --git a/sound/soc/intel/skylake/skl.c 
>> b/sound/soc/intel/skylake/skl.c
>> index 53a6befd5d68..39442c80a179 100644
>> --- a/sound/soc/intel/skylake/skl.c
>> +++ b/sound/soc/intel/skylake/skl.c
>> @@ -1072,7 +1072,7 @@ static int skl_probe(struct pci_dev *pci,
>>           goto out_nhlt_free;
>>       }
>> -    err = skl_init_dsp(skl);
>> +    err = skl_init_dsp(skl, desc);
>>       if (err < 0) {
>>           dev_dbg(bus->dev, "error failed to register dsp\n");
>>           goto out_nhlt_free;
>> diff --git a/sound/soc/intel/skylake/skl.h 
>> b/sound/soc/intel/skylake/skl.h
>> index 2f2b5a141abf..f4cd5ccc1ff9 100644
>> --- a/sound/soc/intel/skylake/skl.h
>> +++ b/sound/soc/intel/skylake/skl.h
>> @@ -159,7 +159,7 @@ struct skl_machine_pdata {
>>   struct skl_dsp_ops {
>>       int id;
>> -    int (*init)(struct skl_dev *skl, const char *fw_name);
>> +    int (*init)(struct sst_dsp *dsp, struct sst_pdata *pdata);
>>   };
>>   int skl_platform_unregister(struct device *dev);
>> @@ -170,7 +170,7 @@ struct nhlt_specific_cfg *skl_get_ep_blob(struct 
>> skl_dev *skl, u32 instance,
>>                       u32 s_rate, u8 dirn, u8 dev_type);
>>   int skl_nhlt_update_topology_bin(struct skl_dev *skl);
>> -int skl_init_dsp(struct skl_dev *skl);
>> +int skl_init_dsp(struct skl_dev *skl, struct sst_pdata *pdata);
>>   int skl_free_dsp(struct skl_dev *skl);
>>   int skl_sst_init_fw(struct skl_dev *skl);
>>   void skl_sst_dsp_cleanup(struct skl_dev *skl);
>>


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