Re: [PATCH] phy: brcm-sata: fix a timeout test in init

From: Vivek Gautam
Date: Tue Jun 20 2017 - 04:26:48 EST

On 06/19/2017 04:26 PM, Dan Carpenter wrote:
We want to timeout with try set to zero so this should be a pre-op
instead of post-op.

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/phy/broadcom/phy-brcm-sata.c b/drivers/phy/broadcom/phy-brcm-sata.c
index ccbc3d994998..48fb016ce689 100644
--- a/drivers/phy/broadcom/phy-brcm-sata.c
+++ b/drivers/phy/broadcom/phy-brcm-sata.c
@@ -329,7 +329,7 @@ static int brcm_nsp_sata_init(struct brcm_sata_port *port)
/* Wait for pll_seq_done bit */
try = 50;
- while (try--) {
+ while (--try) {

Do we want to try reading the status 50 times? If yes, won't your change
break that? It will rather run the loop 49 times.


val = brcm_sata_phy_rd(base, BLOCK0_REG_BANK,

The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project