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ASoC: Intel: Skylake: Add loadable module support on KBL platform

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Kabylake platform expects modules in a library manifest. After loading
base firmware library manifest is loaded using load library IPC. This is
followed by module load using load multiple modules IPC.

Signed-off-by: Sodhi, VunnyX <vunnyx.sodhi@intel.com>
Signed-off-by: G Kranthi <gudishax.kranthikumar@intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Sodhi, VunnyX 2017-04-25 12:18:24 +05:30 committed by Mark Brown
parent 100e7f396d
commit b6726009af
2 changed files with 60 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
sound/soc/intel/skylake/skl-sst-ipc.c
View File

@ -427,6 +427,7 @@ static void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
sst_dsp_inbox_read(ipc->dsp, msg->rx_data, msg->rx_size);
switch (IPC_GLB_NOTIFY_MSG_TYPE(header.primary)) {
case IPC_GLB_LOAD_MULTIPLE_MODS:
case IPC_GLB_LOAD_LIBRARY:
skl->mod_load_complete = true;
skl->mod_load_status = true;
wake_up(&skl->mod_load_wait);
@ -443,6 +444,7 @@ static void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
ipc->dsp->fw_ops.get_fw_errcode(ipc->dsp));
switch (IPC_GLB_NOTIFY_MSG_TYPE(header.primary)) {
case IPC_GLB_LOAD_MULTIPLE_MODS:
case IPC_GLB_LOAD_LIBRARY:
skl->mod_load_complete = true;
skl->mod_load_status = false;
wake_up(&skl->mod_load_wait);

64
sound/soc/intel/skylake/skl-sst.c
View File

@ -179,6 +179,18 @@ static int skl_set_dsp_D0(struct sst_dsp *ctx, unsigned int core_id)
dev_err(ctx->dev, "unable to load firmware\n");
return ret;
}
/* load libs as they are also lost on D3 */
if (skl->lib_count > 1) {
ret = ctx->fw_ops.load_library(ctx, skl->lib_info,
skl->lib_count);
if (ret < 0) {
dev_err(ctx->dev, "reload libs failed: %d\n",
ret);
return ret;
}
}
}
/*
@ -204,7 +216,7 @@ static int skl_set_dsp_D0(struct sst_dsp *ctx, unsigned int core_id)
skl->cores.state[core_id] = SKL_DSP_RUNNING;
return ret;
return 0;
}
static int skl_set_dsp_D3(struct sst_dsp *ctx, unsigned int core_id)
@ -335,12 +347,16 @@ static int skl_transfer_module(struct sst_dsp *ctx, const void *data,
if (bytes_left < 0)
return bytes_left;
if (is_module) { /* load module */
/* check is_module flag to load module or library */
if (is_module)
ret = skl_ipc_load_modules(&skl->ipc, SKL_NUM_MODULES, &mod_id);
if (ret < 0) {
dev_err(ctx->dev, "Failed to Load module: %d\n", ret);
goto out;
}
else
ret = skl_sst_ipc_load_library(&skl->ipc, 0, table_id, false);
if (ret < 0) {
dev_err(ctx->dev, "Failed to Load %s with err %d\n",
is_module ? "module" : "lib", ret);
goto out;
}
/*
@ -373,6 +389,32 @@ static int skl_transfer_module(struct sst_dsp *ctx, const void *data,
return ret;
}
static int
kbl_load_library(struct sst_dsp *ctx, struct skl_lib_info *linfo, int lib_count)
{
struct skl_sst *skl = ctx->thread_context;
struct firmware stripped_fw;
int ret, i;
/* library indices start from 1 to N. 0 represents base FW */
for (i = 1; i < lib_count; i++) {
ret = skl_prepare_lib_load(skl, &skl->lib_info[i], &stripped_fw,
SKL_ADSP_FW_BIN_HDR_OFFSET, i);
if (ret < 0)
goto load_library_failed;
ret = skl_transfer_module(ctx, stripped_fw.data,
stripped_fw.size, 0, i, false);
if (ret < 0)
goto load_library_failed;
}
return 0;
load_library_failed:
skl_release_library(linfo, lib_count);
return ret;
}
static int skl_load_module(struct sst_dsp *ctx, u16 mod_id, u8 *guid)
{
struct skl_module_table *module_entry = NULL;
@ -475,6 +517,7 @@ static struct skl_dsp_fw_ops kbl_fw_ops = {
.set_state_D3 = skl_set_dsp_D3,
.load_fw = skl_load_base_firmware,
.get_fw_errcode = skl_get_errorcode,
.load_library = kbl_load_library,
.load_mod = skl_load_module,
.unload_mod = skl_unload_module,
};
@ -554,6 +597,15 @@ int skl_sst_init_fw(struct device *dev, struct skl_sst *ctx)
}
skl_dsp_init_core_state(sst);
if (ctx->lib_count > 1) {
ret = sst->fw_ops.load_library(sst, ctx->lib_info,
ctx->lib_count);
if (ret < 0) {
dev_err(dev, "Load Library failed : %x\n", ret);
return ret;
}
}
ctx->is_first_boot = false;
return 0;