diff options
Diffstat (limited to 'sound/soc/intel/sst-dsp-priv.h')
| -rw-r--r-- | sound/soc/intel/sst-dsp-priv.h | 136 |
1 files changed, 92 insertions, 44 deletions
diff --git a/sound/soc/intel/sst-dsp-priv.h b/sound/soc/intel/sst-dsp-priv.h index ffb308b..b9da030 100644 --- a/sound/soc/intel/sst-dsp-priv.h +++ b/sound/soc/intel/sst-dsp-priv.h @@ -26,6 +26,9 @@ struct sst_mem_block; struct sst_module; struct sst_fw; +/* do we need to remove or keep */ +#define DSP_DRAM_ADDR_OFFSET 0x400000 + /* * DSP Operations exported by platform Audio DSP driver. */ @@ -33,6 +36,9 @@ struct sst_ops { /* DSP core boot / reset */ void (*boot)(struct sst_dsp *); void (*reset)(struct sst_dsp *); + int (*wake)(struct sst_dsp *); + void (*sleep)(struct sst_dsp *); + void (*stall)(struct sst_dsp *); /* Shim IO */ void (*write)(void __iomem *addr, u32 offset, u32 value); @@ -67,6 +73,8 @@ struct sst_addr { u32 shim_offset; u32 iram_offset; u32 dram_offset; + u32 dsp_iram_offset; + u32 dsp_dram_offset; void __iomem *lpe; void __iomem *shim; void __iomem *pci_cfg; @@ -84,15 +92,6 @@ struct sst_mailbox { }; /* - * Audio DSP Firmware data types. - */ -enum sst_data_type { - SST_DATA_M = 0, /* module block data */ - SST_DATA_P = 1, /* peristant data (text, data) */ - SST_DATA_S = 2, /* scratch data (usually buffers) */ -}; - -/* * Audio DSP memory block types. */ enum sst_mem_type { @@ -125,23 +124,6 @@ struct sst_fw { }; /* - * Audio DSP Generic Module data. - * - * This is used to dsecribe any sections of persistent (text and data) and - * scratch (buffers) of module data in ADSP memory space. - */ -struct sst_module_data { - - enum sst_mem_type type; /* destination memory type */ - enum sst_data_type data_type; /* type of module data */ - - u32 size; /* size in bytes */ - int32_t offset; /* offset in FW file */ - u32 data_offset; /* offset in ADSP memory space */ - void *data; /* module data */ -}; - -/* * Audio DSP Generic Module Template. * * Used to define and register a new FW module. This data is extracted from @@ -150,15 +132,52 @@ struct sst_module_data { struct sst_module_template { u32 id; u32 entry; /* entry point */ - struct sst_module_data s; /* scratch data */ - struct sst_module_data p; /* peristant data */ + u32 scratch_size; + u32 persistent_size; +}; + +/* + * Block Allocator - Used to allocate blocks of DSP memory. + */ +struct sst_block_allocator { + u32 id; + u32 offset; + int size; + enum sst_mem_type type; +}; + +/* + * Runtime Module Instance - A module object can be instanciated multiple + * times within the DSP FW. + */ +struct sst_module_runtime { + struct sst_dsp *dsp; + int id; + struct sst_module *module; /* parent module we belong too */ + + u32 persistent_offset; /* private memory offset */ + void *private; + + struct list_head list; + struct list_head block_list; /* list of blocks used */ +}; + +/* + * Runtime Module Context - The runtime context must be manually stored by the + * driver prior to enter S3 and restored after leaving S3. This should really be + * part of the memory context saved by the enter D3 message IPC ??? + */ +struct sst_module_runtime_context { + dma_addr_t dma_buffer; + u32 *buffer; }; /* * Audio DSP Generic Module. * * Each Firmware file can consist of 1..N modules. A module can span multiple - * ADSP memory blocks. The simplest FW will be a file with 1 module. + * ADSP memory blocks. The simplest FW will be a file with 1 module. A module + * can be instanciated multiple times in the DSP. */ struct sst_module { struct sst_dsp *dsp; @@ -167,10 +186,13 @@ struct sst_module { /* module configuration */ u32 id; u32 entry; /* module entry point */ - u32 offset; /* module offset in firmware file */ + s32 offset; /* module offset in firmware file */ u32 size; /* module size */ - struct sst_module_data s; /* scratch data */ - struct sst_module_data p; /* peristant data */ + u32 scratch_size; /* global scratch memory required */ + u32 persistent_size; /* private memory required */ + enum sst_mem_type type; /* destination memory type */ + u32 data_offset; /* offset in ADSP memory space */ + void *data; /* module data */ /* runtime */ u32 usage_count; /* can be unloaded if count == 0 */ @@ -180,6 +202,7 @@ struct sst_module { struct list_head block_list; /* Module list of blocks in use */ struct list_head list; /* DSP list of modules */ struct list_head list_fw; /* FW list of modules */ + struct list_head runtime_list; /* list of runtime module objects*/ }; /* @@ -208,7 +231,6 @@ struct sst_mem_block { struct sst_block_ops *ops; /* block operations, if any */ /* block status */ - enum sst_data_type data_type; /* data type held in this block */ u32 bytes_used; /* bytes in use by modules */ void *private; /* generic core does not touch this */ int users; /* number of modules using this block */ @@ -253,6 +275,11 @@ struct sst_dsp { struct list_head module_list; struct list_head fw_list; + /* scratch buffer */ + struct list_head scratch_block_list; + u32 scratch_offset; + u32 scratch_size; + /* platform data */ struct sst_pdata *pdata; @@ -290,18 +317,33 @@ void sst_fw_unload(struct sst_fw *sst_fw); /* Create/Free firmware modules */ struct sst_module *sst_module_new(struct sst_fw *sst_fw, struct sst_module_template *template, void *private); -void sst_module_free(struct sst_module *sst_module); -int sst_module_insert(struct sst_module *sst_module); -int sst_module_remove(struct sst_module *sst_module); -int sst_module_insert_fixed_block(struct sst_module *module, - struct sst_module_data *data); +void sst_module_free(struct sst_module *module); struct sst_module *sst_module_get_from_id(struct sst_dsp *dsp, u32 id); - -/* allocate/free pesistent/scratch memory regions managed by drv */ -struct sst_module *sst_mem_block_alloc_scratch(struct sst_dsp *dsp); -void sst_mem_block_free_scratch(struct sst_dsp *dsp, - struct sst_module *scratch); -int sst_block_module_remove(struct sst_module *module); +int sst_module_alloc_blocks(struct sst_module *module); +int sst_module_free_blocks(struct sst_module *module); + +/* Create/Free firmware module runtime instances */ +struct sst_module_runtime *sst_module_runtime_new(struct sst_module *module, + int id, void *private); +void sst_module_runtime_free(struct sst_module_runtime *runtime); +struct sst_module_runtime *sst_module_runtime_get_from_id( + struct sst_module *module, u32 id); +int sst_module_runtime_alloc_blocks(struct sst_module_runtime *runtime, + int offset); +int sst_module_runtime_free_blocks(struct sst_module_runtime *runtime); +int sst_module_runtime_save(struct sst_module_runtime *runtime, + struct sst_module_runtime_context *context); +int sst_module_runtime_restore(struct sst_module_runtime *runtime, + struct sst_module_runtime_context *context); + +/* generic block allocation */ +int sst_alloc_blocks(struct sst_dsp *dsp, struct sst_block_allocator *ba, + struct list_head *block_list); +int sst_free_blocks(struct sst_dsp *dsp, struct list_head *block_list); + +/* scratch allocation */ +int sst_block_alloc_scratch(struct sst_dsp *dsp); +void sst_block_free_scratch(struct sst_dsp *dsp); /* Register the DSPs memory blocks - would be nice to read from ACPI */ struct sst_mem_block *sst_mem_block_register(struct sst_dsp *dsp, u32 offset, @@ -309,4 +351,10 @@ struct sst_mem_block *sst_mem_block_register(struct sst_dsp *dsp, u32 offset, void *private); void sst_mem_block_unregister_all(struct sst_dsp *dsp); +/* Create/Free DMA resources */ +int sst_dma_new(struct sst_dsp *sst); +void sst_dma_free(struct sst_dma *dma); + +u32 sst_dsp_get_offset(struct sst_dsp *dsp, u32 offset, + enum sst_mem_type type); #endif |
