diff options
Diffstat (limited to 'sound/soc/intel/avs/loader.c')
| -rw-r--r-- | sound/soc/intel/avs/loader.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/sound/soc/intel/avs/loader.c b/sound/soc/intel/avs/loader.c index c47f85161d95..542fd44aa501 100644 --- a/sound/soc/intel/avs/loader.c +++ b/sound/soc/intel/avs/loader.c @@ -15,6 +15,7 @@ #include "cldma.h" #include "messages.h" #include "registers.h" +#include "topology.h" #define AVS_ROM_STS_MASK 0xFF #define AVS_ROM_INIT_DONE 0x1 @@ -36,6 +37,8 @@ #define AVS_EXT_MANIFEST_MAGIC 0x31454124 #define SKL_MANIFEST_MAGIC 0x00000006 #define SKL_ADSPFW_OFFSET 0x284 +#define APL_MANIFEST_MAGIC 0x44504324 +#define APL_ADSPFW_OFFSET 0x2000 /* Occasionally, engineering (release candidate) firmware is provided for testing. */ static bool debug_ignore_fw_version; @@ -86,6 +89,8 @@ static int avs_fw_manifest_offset(struct firmware *fw) switch (magic) { case SKL_MANIFEST_MAGIC: return SKL_ADSPFW_OFFSET; + case APL_MANIFEST_MAGIC: + return APL_ADSPFW_OFFSET; default: return -EINVAL; } @@ -466,6 +471,71 @@ int avs_hda_transfer_modules(struct avs_dev *adev, bool load, return 0; } +int avs_dsp_load_libraries(struct avs_dev *adev, struct avs_tplg_library *libs, u32 num_libs) +{ + int start, id, i = 0; + int ret; + + /* Calculate the id to assign for the next lib. */ + for (id = 0; id < adev->fw_cfg.max_libs_count; id++) + if (adev->lib_names[id][0] == '\0') + break; + if (id + num_libs >= adev->fw_cfg.max_libs_count) + return -EINVAL; + + start = id; + while (i < num_libs) { + struct avs_fw_manifest *man; + const struct firmware *fw; + struct firmware stripped_fw; + char *filename; + int j; + + filename = kasprintf(GFP_KERNEL, "%s/%s/%s", AVS_ROOT_DIR, adev->spec->name, + libs[i].name); + if (!filename) + return -ENOMEM; + + /* + * If any call after this one fails, requested firmware is not released with + * avs_release_last_firmware() as failing to load code results in need for reload + * of entire driver module. And then avs_release_firmwares() is in place already. + */ + ret = avs_request_firmware(adev, &fw, filename); + kfree(filename); + if (ret < 0) + return ret; + + stripped_fw = *fw; + ret = avs_fw_manifest_strip_verify(adev, &stripped_fw, NULL); + if (ret) { + dev_err(adev->dev, "invalid library data: %d\n", ret); + return ret; + } + + ret = avs_fw_manifest_offset(&stripped_fw); + if (ret < 0) + return ret; + man = (struct avs_fw_manifest *)(stripped_fw.data + ret); + + /* Don't load anything that's already in DSP memory. */ + for (j = 0; j < id; j++) + if (!strncmp(adev->lib_names[j], man->name, AVS_LIB_NAME_SIZE)) + goto next_lib; + + ret = avs_dsp_op(adev, load_lib, &stripped_fw, id); + if (ret) + return ret; + + strncpy(adev->lib_names[id], man->name, AVS_LIB_NAME_SIZE); + id++; +next_lib: + i++; + } + + return start == id ? 1 : 0; +} + static int avs_dsp_load_basefw(struct avs_dev *adev) { const struct avs_fw_version *min_req; @@ -519,6 +589,7 @@ release_fw: int avs_dsp_boot_firmware(struct avs_dev *adev, bool purge) { + struct avs_soc_component *acomp; int ret, i; /* Forgo full boot if flash from IMR succeeds. */ @@ -538,7 +609,20 @@ int avs_dsp_boot_firmware(struct avs_dev *adev, bool purge) avs_hda_l1sen_enable(adev, false); ret = avs_dsp_load_basefw(adev); + if (ret) + goto reenable_gating; + + mutex_lock(&adev->comp_list_mutex); + list_for_each_entry(acomp, &adev->comp_list, node) { + struct avs_tplg *tplg = acomp->tplg; + + ret = avs_dsp_load_libraries(adev, tplg->libs, tplg->num_libs); + if (ret < 0) + break; + } + mutex_unlock(&adev->comp_list_mutex); +reenable_gating: avs_hda_l1sen_enable(adev, true); avs_hda_clock_gating_enable(adev, true); |