Merge branch 'for-next' into for-linus

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index b33d5db494a5..cee2b2223141 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -344,6 +344,9 @@ static int qcom_swrm_cmd_fifo_wr_cmd(struct qcom_swrm_ctrl *swrm, u8 cmd_data,
 	if (swrm_wait_for_wr_fifo_avail(swrm))
 		return SDW_CMD_FAIL_OTHER;
 
+	if (cmd_id == SWR_BROADCAST_CMD_ID)
+		reinit_completion(&swrm->broadcast);
+
 	/* Its assumed that write is okay as we do not get any status back */
 	swrm->reg_write(swrm, SWRM_CMD_FIFO_WR_CMD, val);
 
@@ -377,6 +380,12 @@ static int qcom_swrm_cmd_fifo_rd_cmd(struct qcom_swrm_ctrl *swrm,
 
 	val = swrm_get_packed_reg_val(&swrm->rcmd_id, len, dev_addr, reg_addr);
 
+	/*
+	 * Check for outstanding cmd wrt. write fifo depth to avoid
+	 * overflow as read will also increase write fifo cnt.
+	 */
+	swrm_wait_for_wr_fifo_avail(swrm);
+
 	/* wait for FIFO RD to complete to avoid overflow */
 	usleep_range(100, 105);
 	swrm->reg_write(swrm, SWRM_CMD_FIFO_RD_CMD, val);