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soc: soundwire: Update frame configuration for multi slave

Browse source 
Update offset1 of soundwire slave devices in a multi mic usecase
for proper audio capture from the soundwire mics.

Change-Id: If81ab1c2defeacb87b917fb6e3645c6df866f679
Signed-off-by: Sudheer Papothi <spapothi@codeaurora.org>
This commit is contained in:
Sudheer Papothi 2020-03-24 04:18:06 +05:30
commit f3bc7e9e85
1 changed files with 16 additions and 5 deletions
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21
soc/swr-mstr-ctrl.c
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@ -1182,10 +1182,13 @@ static void swrm_copy_data_port_config(struct swr_master *master, u8 bank)
struct swr_port_info *port_req;
int i;
struct swrm_mports *mport;
struct swrm_mports *prev_mport = NULL;
u32 reg[SWRM_MAX_PORT_REG];
u32 val[SWRM_MAX_PORT_REG];
int len = 0;
u8 hparams;
u8 offset1 = 0;
struct swr_mstr_ctrl *swrm = swr_get_ctrl_data(master);
if (!swrm) {
@ -1217,9 +1220,18 @@ static void swrm_copy_data_port_config(struct swr_master *master, u8 bank)
port_req->dev_num, 0x00,
SWRS_DP_SAMPLE_CONTROL_1_BANK(slv_id,
bank));
/* Assumption: If different channels in the same port
* on master is enabled for different slaves, then each
* slave offset should be configured differently.
*/
if (prev_mport == mport)
offset1 += mport->offset1;
else {
offset1 = mport->offset1;
prev_mport = mport;
}
reg[len] = SWRM_CMD_FIFO_WR_CMD;
val[len++] = SWR_REG_VAL_PACK(mport->offset1,
val[len++] = SWR_REG_VAL_PACK(offset1,
port_req->dev_num, 0x00,
SWRS_DP_OFFSET_CONTROL_1_BANK(slv_id,
bank));
@ -1567,9 +1579,8 @@ static int swrm_connect_port(struct swr_master *master,
mport->req_ch |= mstr_ch_msk;
master->port_en_mask |= (1 << mstr_port_id);
if (swrm->clk_stop_mode0_supp &&
swrm->dynamic_port_map_supported &&
(mport->ch_rate < portinfo->ch_rate[i])) {
mport->ch_rate = portinfo->ch_rate[i];
swrm->dynamic_port_map_supported) {
mport->ch_rate += portinfo->ch_rate[i];
swrm_update_bus_clk(swrm);
}
}