From: Franky Lin <frankyl@broadcom.com>
Date: Sat, 28 Apr 2012 01:56:57 +0000 (-0700)
Subject: brcmfmac: check bus state for status
X-Git-Tag: v4.13~11838^2~79^2~8
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=d9126e0c420b1ced6a2482aeda8380bca7fbebb0;p=mirror_ubuntu-bionic-kernel.git

brcmfmac: check bus state for status

Bus state should be the correct flag for bus status. Use it instead
of result from previous function call for backplane clock switch.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
index a80b840051a7..ad46f34b582e 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
@@ -3509,7 +3509,7 @@ static int brcmf_sdbrcm_bus_init(struct device *dev)
 			       SBSDIO_FUNC1_CHIPCLKCSR, saveclk, &err);
 
 	/* If we didn't come up, turn off backplane clock */
-	if (!ret)
+	if (bus_if->state != BRCMF_BUS_DATA)
 		brcmf_sdbrcm_clkctl(bus, CLK_NONE, false);
 
 exit: