linux-kernel - Re: [PATCH v3 0/3] pinctrl: msm interrupt and muxing fixes

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <153841961783.119890.13486677118739554119@swboyd.mtv.corp.google.com>
Date:   Mon, 01 Oct 2018 11:46:57 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     Niklas Cassel <niklas.cassel@...aro.org>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Doug Anderson <dianders@...omium.org>
Subject: Re: [PATCH v3 0/3] pinctrl: msm interrupt and muxing fixes

Quoting Niklas Cassel (2018-09-12 03:34:31)
> Hello Stephen,
> 
> I'm getting this warning on dragonboard 820c (msm8996) when booting linux-next:
> 
> [    3.211575] WARNING: CPU: 1 PID: 1 at drivers/pinctrl/qcom/pinctrl-msm.c:164 msm_pinmux_set_mux+0xc8/0x150
> [    3.212127] l28: ramp_delay not set

Thanks for testing. I think the problem is I messed up the function 0
and enum 0. Can you try this patch?

--8<---
diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
index 1684b2da09d5..b925b8feac95 100644
--- a/drivers/pinctrl/qcom/pinctrl-msm.c
+++ b/drivers/pinctrl/qcom/pinctrl-msm.c
@@ -188,7 +188,7 @@ static int msm_pinmux_request_gpio(struct pinctrl_dev *pctldev,
 		return 0;
 
 	/* For now assume function 0 is GPIO because it always is */
-	return msm_pinmux_set_mux(pctldev, 0, offset);
+	return msm_pinmux_set_mux(pctldev, g->funcs[0], offset);
 }
 
 static const struct pinmux_ops msm_pinmux_ops = {