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Merge "soc: swr-mstr: Reduce swr register write sleep timings"

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qctecmdr
2019-09-04 03:30:25 -07:00
committed by Gerrit - the friendly Code Review server
parent b4ef63f700 5d52dd8613
commit d8a58c6c05
1 changed files with 6 additions and 2 deletions
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8
soc/swr-mstr-ctrl.c
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@@ -402,7 +402,11 @@ static int swr_master_bulk_write(struct swr_mstr_ctrl *swrm, u32 *reg_addr,
mutex_lock(&swrm->iolock); mutex_lock(&swrm->iolock);
for (i = 0; i < length; i++) { for (i = 0; i < length; i++) {
/* wait for FIFO WR command to complete to avoid overflow */ /* wait for FIFO WR command to complete to avoid overflow */
usleep_range(100, 105); /*
* Reduce sleep from 100us to 10us to meet KPIs
* This still meets the hardware spec
*/
usleep_range(10, 12);
swr_master_write(swrm, reg_addr[i], val[i]); swr_master_write(swrm, reg_addr[i], val[i]);
} }
mutex_unlock(&swrm->iolock); mutex_unlock(&swrm->iolock);
@@ -564,7 +568,7 @@ static int swrm_cmd_fifo_wr_cmd(struct swr_mstr_ctrl *swrm, u8 cmd_data,
* skip delay if write is handled in platform driver. * skip delay if write is handled in platform driver.
*/ */
if(!swrm->write) if(!swrm->write)
usleep_range(250, 255); usleep_range(150, 155);
if (cmd_id == 0xF) { if (cmd_id == 0xF) {
/* /*
* sleep for 10ms for MSM soundwire variant to allow broadcast * sleep for 10ms for MSM soundwire variant to allow broadcast