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Date: Tue, 13 Oct 2015 20:44:24 +0800
From: kbuild test robot <lkp@...el.com>
To: Bayi Cheng <bayi.cheng@...iatek.com>
Cc: kbuild-all@...org, David Woodhouse <dwmw2@...radead.org>,
Brian Norris <computersforpeace@...il.com>,
Rob Herring <robh+dt@...nel.org>,
Pawel Moll <pawel.moll@....com>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>,
Matthias Brugger <matthias.bgg@...il.com>,
Daniel Kurtz <djkurtz@...omium.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-mtd@...ts.infradead.org, srv_heupstream@...iatek.com,
Bayi Cheng <bayi.cheng@...iatek.com>
Subject: Re: [PATCH v4 2/3] mtd: mtk-nor: mtk serial flash controller driver
Hi Bayi,
[auto build test ERROR on mtd/master -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
url: https://github.com/0day-ci/linux/commits/Bayi-Cheng/Mediatek-SPI-NOR-flash-driver/20151013-174438
config: x86_64-allmodconfig (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All error/warnings (new ones prefixed by >>):
drivers/mtd/spi-nor/mtk-quadspi.c:391:18: sparse: incorrect type in assignment (different base types)
drivers/mtd/spi-nor/mtk-quadspi.c:391:18: expected struct mtd_info *mtd
drivers/mtd/spi-nor/mtk-quadspi.c:391:18: got struct mtd_info <noident>
drivers/mtd/spi-nor/mtk-quadspi.c:400:24: sparse: incorrect type in assignment (different argument counts)
drivers/mtd/spi-nor/mtk-quadspi.c:400:24: expected int ( *write_reg )( ... )
drivers/mtd/spi-nor/mtk-quadspi.c:400:24: got int ( static [toplevel] *<noident> )( ... )
drivers/mtd/spi-nor/mtk-quadspi.c:402:17: sparse: expected structure or union
drivers/mtd/spi-nor/mtk-quadspi.c:403:17: sparse: expected structure or union
drivers/mtd/spi-nor/mtk-quadspi.c: In function 'mtk_nor_init':
>> drivers/mtd/spi-nor/mtk-quadspi.c:391:11: error: incompatible types when assigning to type 'struct mtd_info *' from type 'struct mtd_info'
nor->mtd = *mtd;
^
>> drivers/mtd/spi-nor/mtk-quadspi.c:400:17: warning: assignment from incompatible pointer type [-Wincompatible-pointer-types]
nor->write_reg = mt8173_nor_write_reg;
^
>> drivers/mtd/spi-nor/mtk-quadspi.c:402:10: error: request for member 'owner' in something not a structure or union
nor->mtd.owner = THIS_MODULE;
^
>> drivers/mtd/spi-nor/mtk-quadspi.c:403:10: error: request for member 'name' in something not a structure or union
nor->mtd.name = "mtk_nor";
^
drivers/mtd/spi-nor/mtk-quadspi.c:410:36: warning: passing argument 1 of 'mtd_device_parse_register' from incompatible pointer type [-Wincompatible-pointer-types]
return mtd_device_parse_register(&nor->mtd, NULL, ppdata, NULL, 0);
^
In file included from drivers/mtd/spi-nor/mtk-quadspi.c:24:0:
include/linux/mtd/mtd.h:372:12: note: expected 'struct mtd_info *' but argument is of type 'struct mtd_info **'
extern int mtd_device_parse_register(struct mtd_info *mtd,
^
sparse warnings: (new ones prefixed by >>)
drivers/mtd/spi-nor/mtk-quadspi.c:391:18: sparse: incorrect type in assignment (different base types)
drivers/mtd/spi-nor/mtk-quadspi.c:391:18: expected struct mtd_info *mtd
drivers/mtd/spi-nor/mtk-quadspi.c:391:18: got struct mtd_info <noident>
>> drivers/mtd/spi-nor/mtk-quadspi.c:400:24: sparse: incorrect type in assignment (different argument counts)
drivers/mtd/spi-nor/mtk-quadspi.c:400:24: expected int ( *write_reg )( ... )
drivers/mtd/spi-nor/mtk-quadspi.c:400:24: got int ( static [toplevel] *<noident> )( ... )
drivers/mtd/spi-nor/mtk-quadspi.c:402:17: sparse: expected structure or union
drivers/mtd/spi-nor/mtk-quadspi.c:403:17: sparse: expected structure or union
drivers/mtd/spi-nor/mtk-quadspi.c: In function 'mtk_nor_init':
drivers/mtd/spi-nor/mtk-quadspi.c:391:11: error: incompatible types when assigning to type 'struct mtd_info *' from type 'struct mtd_info'
nor->mtd = *mtd;
^
drivers/mtd/spi-nor/mtk-quadspi.c:400:17: warning: assignment from incompatible pointer type [-Wincompatible-pointer-types]
nor->write_reg = mt8173_nor_write_reg;
^
drivers/mtd/spi-nor/mtk-quadspi.c:402:10: error: request for member 'owner' in something not a structure or union
nor->mtd.owner = THIS_MODULE;
^
drivers/mtd/spi-nor/mtk-quadspi.c:403:10: error: request for member 'name' in something not a structure or union
nor->mtd.name = "mtk_nor";
^
drivers/mtd/spi-nor/mtk-quadspi.c:410:36: warning: passing argument 1 of 'mtd_device_parse_register' from incompatible pointer type [-Wincompatible-pointer-types]
return mtd_device_parse_register(&nor->mtd, NULL, ppdata, NULL, 0);
^
In file included from drivers/mtd/spi-nor/mtk-quadspi.c:24:0:
include/linux/mtd/mtd.h:372:12: note: expected 'struct mtd_info *' but argument is of type 'struct mtd_info **'
extern int mtd_device_parse_register(struct mtd_info *mtd,
^
vim +391 drivers/mtd/spi-nor/mtk-quadspi.c
385 struct spi_nor *nor;
386 struct mtd_info *mtd;
387
388 writel(MTK_NOR_ENABLE_SF_CMD, mt8173_nor->base + MTK_NOR_WRPROT_REG);
389 nor = &mt8173_nor->nor;
390 mtd = &mt8173_nor->mtd;
> 391 nor->mtd = *mtd;
392 nor->dev = mt8173_nor->dev;
393 nor->priv = mt8173_nor;
394 mtd->priv = nor;
395
396 /* fill the hooks to spi nor */
397 nor->read = mt8173_nor_read;
398 nor->read_reg = mt8173_nor_read_reg;
399 nor->write = mt8173_nor_write;
> 400 nor->write_reg = mt8173_nor_write_reg;
401 nor->erase = mt8173_nor_erase_sector;
> 402 nor->mtd.owner = THIS_MODULE;
> 403 nor->mtd.name = "mtk_nor";
404 /* initialized with NULL */
405 ret = spi_nor_scan(nor, NULL, SPI_NOR_DUAL);
406 if (ret)
---
0-DAY kernel test infrastructure Open Source Technology Center
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