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ASoC: Intel: Skylake: add LARGE_CONFIG_GET IPC support

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For messages which have larger payload than mailbox data, we need
to split the payload using set of messages containing mailbox
size as payload.

For sending such payload we already support LARGE_CONFIG_SET
IPCs and now to query such payload add LARGE_CONFIG_GET IPC

Signed-off-by: Mousami Jana <mousami.janax@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Mousami Jana 2015-12-03 23:29:55 +05:30 committed by Mark Brown
parent c99b80564c
commit cce1c7f383
2 changed files with 56 additions and 0 deletions
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53
sound/soc/intel/skylake/skl-sst-ipc.c
View File

@ -349,6 +349,8 @@ static void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
switch (reply) {
case IPC_GLB_REPLY_SUCCESS:
dev_info(ipc->dev, "ipc FW reply %x: success\n", header.primary);
/* copy the rx data from the mailbox */
sst_dsp_inbox_read(ipc->dsp, msg->rx_data, msg->rx_size);
break;
case IPC_GLB_REPLY_OUT_OF_MEMORY:
@ -834,3 +836,54 @@ int skl_ipc_set_large_config(struct sst_generic_ipc *ipc,
return ret;
}
EXPORT_SYMBOL_GPL(skl_ipc_set_large_config);
int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,
struct skl_ipc_large_config_msg *msg, u32 *param)
{
struct skl_ipc_header header = {0};
u64 *ipc_header = (u64 *)(&header);
int ret = 0;
size_t sz_remaining, rx_size, data_offset;
header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
header.primary |= IPC_GLB_TYPE(IPC_MOD_LARGE_CONFIG_GET);
header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
header.primary |= IPC_MOD_ID(msg->module_id);
header.extension = IPC_DATA_OFFSET_SZ(msg->param_data_size);
header.extension |= IPC_LARGE_PARAM_ID(msg->large_param_id);
header.extension |= IPC_FINAL_BLOCK(1);
header.extension |= IPC_INITIAL_BLOCK(1);
sz_remaining = msg->param_data_size;
data_offset = 0;
while (sz_remaining != 0) {
rx_size = sz_remaining > SKL_ADSP_W1_SZ
? SKL_ADSP_W1_SZ : sz_remaining;
if (rx_size == sz_remaining)
header.extension |= IPC_FINAL_BLOCK(1);
ret = sst_ipc_tx_message_wait(ipc, *ipc_header, NULL, 0,
((char *)param) + data_offset,
msg->param_data_size);
if (ret < 0) {
dev_err(ipc->dev,
"ipc: get large config fail, err: %d\n", ret);
return ret;
}
sz_remaining -= rx_size;
data_offset = msg->param_data_size - sz_remaining;
/* clear the fields */
header.extension &= IPC_INITIAL_BLOCK_CLEAR;
header.extension &= IPC_DATA_OFFSET_SZ_CLEAR;
/* fill the fields */
header.extension |= IPC_INITIAL_BLOCK(1);
header.extension |= IPC_DATA_OFFSET_SZ(data_offset);
}
return ret;
}
EXPORT_SYMBOL_GPL(skl_ipc_get_large_config);

3
sound/soc/intel/skylake/skl-sst-ipc.h
View File

@ -120,6 +120,9 @@ int skl_ipc_set_dx(struct sst_generic_ipc *ipc,
int skl_ipc_set_large_config(struct sst_generic_ipc *ipc,
struct skl_ipc_large_config_msg *msg, u32 *param);
int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,
struct skl_ipc_large_config_msg *msg, u32 *param);
void skl_ipc_int_enable(struct sst_dsp *dsp);
void skl_ipc_op_int_enable(struct sst_dsp *ctx);
void skl_ipc_op_int_disable(struct sst_dsp *ctx);