mmc: omap_hsmmc: consolidate flush posted writes for HSMMC IRQs

Flushing spurious IRQs from HSMMC IP is done twice in omap_hsmmc_irq
and omap_hsmmc_do_irq.  Consolidate them to one location.
Signed-off-by: Venkatraman S <svenkatr@ti.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Chris Ball <cjb@laptop.org>

drivers/mmc/host/omap_hsmmc.c

@@ -969,15 +969,6 @@ static void omap_hsmmc_do_irq(struct omap_hsmmc_host *host, int status)
 	struct mmc_data *data;
 	int end_cmd = 0, end_trans = 0;
 
-	if (!host->req_in_progress) {
-		do {
-			OMAP_HSMMC_WRITE(host->base, STAT, status);
-			/* Flush posted write */
-			status = OMAP_HSMMC_READ(host->base, STAT);
-		} while (status & INT_EN_MASK);
-		return;
-	}
-
 	data = host->data;
 	dev_vdbg(mmc_dev(host->mmc), "IRQ Status is %x\n", status);
 
@@ -1028,8 +1019,6 @@ static void omap_hsmmc_do_irq(struct omap_hsmmc_host *host, int status)
 		}
 	}
 
-	OMAP_HSMMC_WRITE(host->base, STAT, status);
-
 	if (end_cmd || ((status & CC) && host->cmd))
 		omap_hsmmc_cmd_done(host, host->cmd);
 	if ((end_trans || (status & TC)) && host->mrq)
@@ -1045,11 +1034,13 @@ static irqreturn_t omap_hsmmc_irq(int irq, void *dev_id)
 	int status;
 
 	status = OMAP_HSMMC_READ(host->base, STAT);
-	do {
+	while (status & INT_EN_MASK && host->req_in_progress) {
 		omap_hsmmc_do_irq(host, status);
+
 		/* Flush posted write */
+		OMAP_HSMMC_WRITE(host->base, STAT, status);
 		status = OMAP_HSMMC_READ(host->base, STAT);
-	} while (status & INT_EN_MASK);
+	}
 
 	return IRQ_HANDLED;
 }