diff options
| -rw-r--r-- | sound/soc/intel/skylake/skl-sst-dsp.h | 14 | ||||
| -rw-r--r-- | sound/soc/intel/skylake/skl-sst-ipc.c | 53 | ||||
| -rw-r--r-- | sound/soc/intel/skylake/skl-sst-ipc.h | 6 | ||||
| -rw-r--r-- | sound/soc/intel/skylake/skl-sst.c | 175 | ||||
| -rw-r--r-- | sound/soc/intel/skylake/skl-topology.c | 29 |
5 files changed, 276 insertions, 1 deletions
diff --git a/sound/soc/intel/skylake/skl-sst-dsp.h b/sound/soc/intel/skylake/skl-sst-dsp.h index f2a69d9e56b3..5d0947935e2b 100644 --- a/sound/soc/intel/skylake/skl-sst-dsp.h +++ b/sound/soc/intel/skylake/skl-sst-dsp.h @@ -114,6 +114,9 @@ struct skl_dsp_fw_ops { int (*set_state_D0)(struct sst_dsp *ctx); int (*set_state_D3)(struct sst_dsp *ctx); unsigned int (*get_fw_errcode)(struct sst_dsp *ctx); + int (*load_mod)(struct sst_dsp *ctx, u16 mod_id, char *mod_name); + int (*unload_mod)(struct sst_dsp *ctx, u16 mod_id); + }; struct skl_dsp_loader_ops { @@ -123,6 +126,17 @@ struct skl_dsp_loader_ops { struct snd_dma_buffer *dmab); }; +struct skl_load_module_info { + u16 mod_id; + const struct firmware *fw; +}; + +struct skl_module_table { + struct skl_load_module_info *mod_info; + unsigned int usage_cnt; + struct list_head list; +}; + void skl_cldma_process_intr(struct sst_dsp *ctx); void skl_cldma_int_disable(struct sst_dsp *ctx); int skl_cldma_prepare(struct sst_dsp *ctx); diff --git a/sound/soc/intel/skylake/skl-sst-ipc.c b/sound/soc/intel/skylake/skl-sst-ipc.c index 95679c02c6ee..33860d2311c4 100644 --- a/sound/soc/intel/skylake/skl-sst-ipc.c +++ b/sound/soc/intel/skylake/skl-sst-ipc.c @@ -130,6 +130,11 @@ #define IPC_SRC_QUEUE_MASK 0x7 #define IPC_SRC_QUEUE(x) (((x) & IPC_SRC_QUEUE_MASK) \ << IPC_SRC_QUEUE_SHIFT) +/* Load Module count */ +#define IPC_LOAD_MODULE_SHIFT 0 +#define IPC_LOAD_MODULE_MASK 0xFF +#define IPC_LOAD_MODULE_CNT(x) (((x) & IPC_LOAD_MODULE_MASK) \ + << IPC_LOAD_MODULE_SHIFT) /* Save pipeline messgae extension register */ #define IPC_DMA_ID_SHIFT 0 @@ -728,6 +733,54 @@ int skl_ipc_bind_unbind(struct sst_generic_ipc *ipc, } EXPORT_SYMBOL_GPL(skl_ipc_bind_unbind); +/* + * In order to load a module we need to send IPC to initiate that. DMA will + * performed to load the module memory. The FW supports multiple module load + * at single shot, so we can send IPC with N modules represented by + * module_cnt + */ +int skl_ipc_load_modules(struct sst_generic_ipc *ipc, + u8 module_cnt, void *data) +{ + struct skl_ipc_header header = {0}; + u64 *ipc_header = (u64 *)(&header); + int ret; + + header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG); + header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST); + header.primary |= IPC_GLB_TYPE(IPC_GLB_LOAD_MULTIPLE_MODS); + header.primary |= IPC_LOAD_MODULE_CNT(module_cnt); + + ret = sst_ipc_tx_message_wait(ipc, *ipc_header, data, + (sizeof(u16) * module_cnt), NULL, 0); + if (ret < 0) + dev_err(ipc->dev, "ipc: load modules failed :%d\n", ret); + + return ret; +} +EXPORT_SYMBOL_GPL(skl_ipc_load_modules); + +int skl_ipc_unload_modules(struct sst_generic_ipc *ipc, u8 module_cnt, + void *data) +{ + struct skl_ipc_header header = {0}; + u64 *ipc_header = (u64 *)(&header); + int ret; + + header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG); + header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST); + header.primary |= IPC_GLB_TYPE(IPC_GLB_UNLOAD_MULTIPLE_MODS); + header.primary |= IPC_LOAD_MODULE_CNT(module_cnt); + + ret = sst_ipc_tx_message_wait(ipc, *ipc_header, data, + (sizeof(u16) * module_cnt), NULL, 0); + if (ret < 0) + dev_err(ipc->dev, "ipc: unload modules failed :%d\n", ret); + + return ret; +} +EXPORT_SYMBOL_GPL(skl_ipc_unload_modules); + int skl_ipc_set_large_config(struct sst_generic_ipc *ipc, struct skl_ipc_large_config_msg *msg, u32 *param) { diff --git a/sound/soc/intel/skylake/skl-sst-ipc.h b/sound/soc/intel/skylake/skl-sst-ipc.h index f1a154e45dc3..e17012778560 100644 --- a/sound/soc/intel/skylake/skl-sst-ipc.h +++ b/sound/soc/intel/skylake/skl-sst-ipc.h @@ -108,6 +108,12 @@ int skl_ipc_init_instance(struct sst_generic_ipc *sst_ipc, int skl_ipc_bind_unbind(struct sst_generic_ipc *sst_ipc, struct skl_ipc_bind_unbind_msg *msg); +int skl_ipc_load_modules(struct sst_generic_ipc *ipc, + u8 module_cnt, void *data); + +int skl_ipc_unload_modules(struct sst_generic_ipc *ipc, + u8 module_cnt, void *data); + int skl_ipc_set_dx(struct sst_generic_ipc *ipc, u8 instance_id, u16 module_id, struct skl_ipc_dxstate_info *dx); diff --git a/sound/soc/intel/skylake/skl-sst.c b/sound/soc/intel/skylake/skl-sst.c index e1d34d5c3f9a..8cd5cdb21fd5 100644 --- a/sound/soc/intel/skylake/skl-sst.c +++ b/sound/soc/intel/skylake/skl-sst.c @@ -38,6 +38,8 @@ #define SKL_INSTANCE_ID 0 #define SKL_BASE_FW_MODULE_ID 0 +#define SKL_NUM_MODULES 1 + static bool skl_check_fw_status(struct sst_dsp *ctx, u32 status) { u32 cur_sts; @@ -202,11 +204,182 @@ static unsigned int skl_get_errorcode(struct sst_dsp *ctx) return sst_dsp_shim_read(ctx, SKL_ADSP_ERROR_CODE); } +/* + * since get/set_module are called from DAPM context, + * we don't need lock for usage count + */ +static unsigned int skl_get_module(struct sst_dsp *ctx, u16 mod_id) +{ + struct skl_module_table *module; + + list_for_each_entry(module, &ctx->module_list, list) { + if (module->mod_info->mod_id == mod_id) + return ++module->usage_cnt; + } + + return -EINVAL; +} + +static unsigned int skl_put_module(struct sst_dsp *ctx, u16 mod_id) +{ + struct skl_module_table *module; + + list_for_each_entry(module, &ctx->module_list, list) { + if (module->mod_info->mod_id == mod_id) + return --module->usage_cnt; + } + + return -EINVAL; +} + +static struct skl_module_table *skl_fill_module_table(struct sst_dsp *ctx, + char *mod_name, int mod_id) +{ + const struct firmware *fw; + struct skl_module_table *skl_module; + unsigned int size; + int ret; + + ret = request_firmware(&fw, mod_name, ctx->dev); + if (ret < 0) { + dev_err(ctx->dev, "Request Module %s failed :%d\n", + mod_name, ret); + return NULL; + } + + skl_module = devm_kzalloc(ctx->dev, sizeof(*skl_module), GFP_KERNEL); + if (skl_module == NULL) { + release_firmware(fw); + return NULL; + } + + size = sizeof(*skl_module->mod_info); + skl_module->mod_info = devm_kzalloc(ctx->dev, size, GFP_KERNEL); + if (skl_module->mod_info == NULL) { + release_firmware(fw); + return NULL; + } + + skl_module->mod_info->mod_id = mod_id; + skl_module->mod_info->fw = fw; + list_add(&skl_module->list, &ctx->module_list); + + return skl_module; +} + +/* get a module from it's unique ID */ +static struct skl_module_table *skl_module_get_from_id( + struct sst_dsp *ctx, u16 mod_id) +{ + struct skl_module_table *module; + + if (list_empty(&ctx->module_list)) { + dev_err(ctx->dev, "Module list is empty\n"); + return NULL; + } + + list_for_each_entry(module, &ctx->module_list, list) { + if (module->mod_info->mod_id == mod_id) + return module; + } + + return NULL; +} + +static int skl_transfer_module(struct sst_dsp *ctx, + struct skl_load_module_info *module) +{ + int ret; + struct skl_sst *skl = ctx->thread_context; + + ret = ctx->cl_dev.ops.cl_copy_to_dmabuf(ctx, module->fw->data, + module->fw->size); + if (ret < 0) + return ret; + + ret = skl_ipc_load_modules(&skl->ipc, SKL_NUM_MODULES, + (void *)&module->mod_id); + if (ret < 0) + dev_err(ctx->dev, "Failed to Load module: %d\n", ret); + + ctx->cl_dev.ops.cl_stop_dma(ctx); + + return ret; +} + +static int skl_load_module(struct sst_dsp *ctx, u16 mod_id, char *guid) +{ + struct skl_module_table *module_entry = NULL; + int ret = 0; + char mod_name[64]; /* guid str = 32 chars + 4 hyphens */ + + snprintf(mod_name, sizeof(mod_name), "%s%s%s", + "intel/dsp_fw_", guid, ".bin"); + + module_entry = skl_module_get_from_id(ctx, mod_id); + if (module_entry == NULL) { + module_entry = skl_fill_module_table(ctx, mod_name, mod_id); + if (module_entry == NULL) { + dev_err(ctx->dev, "Failed to Load module\n"); + return -EINVAL; + } + } + + if (!module_entry->usage_cnt) { + ret = skl_transfer_module(ctx, module_entry->mod_info); + if (ret < 0) { + dev_err(ctx->dev, "Failed to Load module\n"); + return ret; + } + } + + ret = skl_get_module(ctx, mod_id); + + return ret; +} + +static int skl_unload_module(struct sst_dsp *ctx, u16 mod_id) +{ + unsigned int usage_cnt; + struct skl_sst *skl = ctx->thread_context; + int ret = 0; + + usage_cnt = skl_put_module(ctx, mod_id); + if (usage_cnt < 0) { + dev_err(ctx->dev, "Module bad usage cnt!:%d\n", usage_cnt); + return -EIO; + } + ret = skl_ipc_unload_modules(&skl->ipc, + SKL_NUM_MODULES, &mod_id); + if (ret < 0) { + dev_err(ctx->dev, "Failed to UnLoad module\n"); + skl_get_module(ctx, mod_id); + return ret; + } + + return ret; +} + +static void skl_clear_module_table(struct sst_dsp *ctx) +{ + struct skl_module_table *module, *tmp; + + if (list_empty(&ctx->module_list)) + return; + + list_for_each_entry_safe(module, tmp, &ctx->module_list, list) { + list_del(&module->list); + release_firmware(module->mod_info->fw); + } +} + static struct skl_dsp_fw_ops skl_fw_ops = { .set_state_D0 = skl_set_dsp_D0, .set_state_D3 = skl_set_dsp_D3, .load_fw = skl_load_base_firmware, .get_fw_errcode = skl_get_errorcode, + .load_mod = skl_load_module, + .unload_mod = skl_unload_module, }; static struct sst_ops skl_ops = { @@ -251,6 +424,7 @@ int skl_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq, sst_dsp_mailbox_init(sst, (SKL_ADSP_SRAM0_BASE + SKL_ADSP_W0_STAT_SZ), SKL_ADSP_W0_UP_SZ, SKL_ADSP_SRAM1_BASE, SKL_ADSP_W1_SZ); + INIT_LIST_HEAD(&sst->module_list); sst->dsp_ops = dsp_ops; sst->fw_ops = skl_fw_ops; @@ -277,6 +451,7 @@ EXPORT_SYMBOL_GPL(skl_sst_dsp_init); void skl_sst_dsp_cleanup(struct device *dev, struct skl_sst *ctx) { + skl_clear_module_table(ctx->dsp); skl_ipc_free(&ctx->ipc); ctx->dsp->ops->free(ctx->dsp); } diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c index 622f7430e100..32735eff386c 100644 --- a/sound/soc/intel/skylake/skl-topology.c +++ b/sound/soc/intel/skylake/skl-topology.c @@ -26,6 +26,8 @@ #include "skl-topology.h" #include "skl.h" #include "skl-tplg-interface.h" +#include "../common/sst-dsp.h" +#include "../common/sst-dsp-priv.h" #define SKL_CH_FIXUP_MASK (1 << 0) #define SKL_RATE_FIXUP_MASK (1 << 1) @@ -412,6 +414,13 @@ skl_tplg_init_pipe_modules(struct skl *skl, struct skl_pipe *pipe) if (!skl_tplg_alloc_pipe_mcps(skl, mconfig)) return -ENOMEM; + if (mconfig->is_loadable && ctx->dsp->fw_ops.load_mod) { + ret = ctx->dsp->fw_ops.load_mod(ctx->dsp, + mconfig->id.module_id, mconfig->guid); + if (ret < 0) + return ret; + } + /* * apply fix/conversion to module params based on * FE/BE params @@ -431,6 +440,24 @@ skl_tplg_init_pipe_modules(struct skl *skl, struct skl_pipe *pipe) return 0; } +static int skl_tplg_unload_pipe_modules(struct skl_sst *ctx, + struct skl_pipe *pipe) +{ + struct skl_pipe_module *w_module = NULL; + struct skl_module_cfg *mconfig = NULL; + + list_for_each_entry(w_module, &pipe->w_list, node) { + mconfig = w_module->w->priv; + + if (mconfig->is_loadable && ctx->dsp->fw_ops.unload_mod) + return ctx->dsp->fw_ops.unload_mod(ctx->dsp, + mconfig->id.module_id); + } + + /* no modules to unload in this path, so return */ + return 0; +} + /* * Mixer module represents a pipeline. So in the Pre-PMU event of mixer we * need create the pipeline. So we do following: @@ -755,7 +782,7 @@ static int skl_tplg_mixer_dapm_post_pmd_event(struct snd_soc_dapm_widget *w, ret = skl_delete_pipe(ctx, mconfig->pipe); - return ret; + return skl_tplg_unload_pipe_modules(ctx, s_pipe); } /* |