linux-kernel - Re: [PATCH v2 2/2] leds: sunxi: New driver for the R329/D1 LED controller

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Message-ID: <202110060547.8zVhr2PV-lkp@intel.com>
Date:   Wed, 6 Oct 2021 05:10:06 +0800
From:   kernel test robot <lkp@...el.com>
To:     Samuel Holland <samuel@...lland.org>, Pavel Machek <pavel@....cz>,
        Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>
Cc:     kbuild-all@...ts.01.org, Icenowy Zheng <icenowy@...c.io>,
        devicetree@...r.kernel.org, linux-leds@...r.kernel.org,
        linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] leds: sunxi: New driver for the R329/D1 LED
 controller

Hi Samuel,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on pavel-leds/for-next]
[also build test ERROR on robh/for-next sunxi/sunxi/for-next v5.15-rc3 next-20210922]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Samuel-Holland/dt-bindings-leds-Add-Allwinner-R329-D1-LED-controller/20211004-102621
base:   git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds.git for-next
config: parisc-allyesconfig (attached as .config)
compiler: hppa-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/d34f1e4daaad9848622b4395c5f780fe9f8502cc
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Samuel-Holland/dt-bindings-leds-Add-Allwinner-R329-D1-LED-controller/20211004-102621
        git checkout d34f1e4daaad9848622b4395c5f780fe9f8502cc
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=parisc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   drivers/leds/leds-sun50i-r329.c: In function 'sun50i_r329_ledc_pio_xfer':
>> drivers/leds/leds-sun50i-r329.c:125:9: error: implicit declaration of function 'writesl'; did you mean 'writel'? [-Werror=implicit-function-declaration]
     125 |         writesl(priv->base + LEDC_DATA_REG, priv->buffer + offset, burst);
         |         ^~~~~~~
         |         writel
   cc1: all warnings being treated as errors


vim +125 drivers/leds/leds-sun50i-r329.c

   109	
   110	static void sun50i_r329_ledc_pio_xfer(struct sun50i_r329_ledc *priv, int length)
   111	{
   112		u32 burst, offset, val;
   113	
   114		if (length) {
   115			/* New transfer (FIFO is empty). */
   116			offset = 0;
   117			burst  = min(length, LEDC_FIFO_DEPTH);
   118		} else {
   119			/* Existing transfer (FIFO is half-full). */
   120			length = priv->pio_length;
   121			offset = priv->pio_offset;
   122			burst  = min(length, LEDC_FIFO_DEPTH / 2);
   123		}
   124	
 > 125		writesl(priv->base + LEDC_DATA_REG, priv->buffer + offset, burst);
   126	
   127		if (burst < length) {
   128			priv->pio_length = length - burst;
   129			priv->pio_offset = offset + burst;
   130	
   131			if (!offset) {
   132				val = readl(priv->base + LEDC_INT_CTRL_REG);
   133				val |= LEDC_INT_CTRL_REG_FIFO_CPUREQ_INT_EN;
   134				writel(val, priv->base + LEDC_INT_CTRL_REG);
   135			}
   136		} else {
   137			/* Disable the request IRQ once all data is written. */
   138			val = readl(priv->base + LEDC_INT_CTRL_REG);
   139			val &= ~LEDC_INT_CTRL_REG_FIFO_CPUREQ_INT_EN;
   140			writel(val, priv->base + LEDC_INT_CTRL_REG);
   141		}
   142	}
   143	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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