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Commit 03feca09 authored by Shalini Manjunatha's avatar Shalini Manjunatha
Browse files

soc: swr-mstr-ctrl: remove FIFO_Flush for overflow 

FIFO_Flush should only be for SWRM_INTERRUPT_STATUS_CMD_ERROR.
For other usecase, it should not be flushed otherwise it would
cause register write mismatch and cause some sideeffect.

Change-Id: I3316f0fefa10b58ceabd57990db0782e0654a580
parent 3789f881

soc/swr-mstr-ctrl.c

+0 −2
Original line number Diff line number Diff line
@@ -862,7 +862,6 @@ static int swrm_cmd_fifo_rd_cmd(struct swr_mstr_ctrl *swrm, int *cmd_data, 
			/* wait 500 us before retry on fifo read failure */

			usleep_range(500, 505);

			if (retry_attempt == (MAX_FIFO_RD_FAIL_RETRY - 1)) {

				swr_master_write(swrm, SWRM_CMD_FIFO_CMD, 0x1);

				swr_master_write(swrm, SWRM_CMD_FIFO_RD_CMD, val);

			}

			retry_attempt++;
@@ -2150,7 +2149,6 @@ static irqreturn_t swr_mstr_interrupt_v2(int irq, void *dev) 
			dev_err(swrm->dev,

				"%s: SWR write FIFO overflow fifo status %x\n",

				__func__, value);

			swr_master_write(swrm, SWRM_CMD_FIFO_CMD, 0x1);

			break;

		case SWRM_INTERRUPT_STATUS_CMD_ERROR:

			value = swr_master_read(swrm, SWRM_CMD_FIFO_STATUS);