linux-kernel - Re: [PATCH 3/5] soc: bcm: brcmstb: Add support for S2/S3/S5 suspend states (ARM)

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Date:   Sun, 18 Jun 2017 12:56:16 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Florian Fainelli <f.fainelli@...il.com>
Cc:     kbuild-all@...org, linux-arm-kernel@...r.kernel.org,
        Brian Norris <computersforpeace@...il.com>,
        Markus Mayer <mmayer@...adcom.com>,
        Justin Chen <justinpopo6@...il.com>,
        Gareth Powell <gpowell@...adcom.com>,
        Doug Berger <opendmb@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Gregory Fong <gregory.0xf0@...il.com>,
        "maintainer:BROADCOM BCM7XXX ARM ARCHITECTURE" 
        <bcm-kernel-feedback-list@...adcom.com>,
        Hauke Mehrtens <hauke@...ke-m.de>,
        Rafał Miłecki <zajec5@...il.com>,
        Ralf Baechle <ralf@...ux-mips.org>,
        Arnd Bergmann <arnd@...db.de>, Eric Anholt <eric@...olt.net>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "moderated list:BROADCOM BCM7XXX ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>,
        "open list:BROADCOM BCM47XX MIPS ARCHITECTURE" 
        <linux-mips@...ux-mips.org>, linux-pm@...r.kernerl.org,
        "Rafael J. Wysocki" <rjw@...ysocki.net>
Subject: Re: [PATCH 3/5] soc: bcm: brcmstb: Add support for S2/S3/S5 suspend
 states (ARM)

Hi Brian,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.12-rc5 next-20170616]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Florian-Fainelli/Broadcom-STB-S2-S3-S5-support-for-ARM-and-MIPS/20170618-091951
config: arm-allmodconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=arm 

All errors (new ones prefixed by >>):

   drivers/soc/bcm/brcmstb/pm/s2-arm.S: Assembler messages:
>> drivers/soc/bcm/brcmstb/pm/s2-arm.S:35: Error: selected processor does not support `dsb' in ARM mode

vim +35 drivers/soc/bcm/brcmstb/pm/s2-arm.S

    29	ENTRY(brcmstb_pm_do_s2)
    30		stmfd	sp!, {r4-r11, lr}
    31		mov	AON_CTRL_REG, r0
    32		mov	DDR_PHY_STATUS_REG, r1
    33	
    34		/* Flush memory transactions */
  > 35		dsb
    36	
    37		/* Cache DDR_PHY_STATUS_REG translation */
    38		ldr	r0, [DDR_PHY_STATUS_REG]

---
0-DAY kernel test infrastructure                Open Source Technology Center
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