Re: [PATCH v8 4/5] iommu/mediatek: Add mt8173 IOMMU driver

From: kbuild test robot
Date: Tue Jan 26 2016 - 14:27:31 EST

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In reply to: Robin Murphy: "Re: [PATCH v8 4/5] iommu/mediatek: Add mt8173 IOMMU driver"
Next in thread: Yong Wu: "[PATCH v8 5/5] dts: mt8173: Add iommu/smi nodes for mt8173"
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Hi Yong,

[auto build test WARNING on robh/for-next]
[also build test WARNING on v4.5-rc1 next-20160125]
[cannot apply to iommu/next]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url: https://github.com/0day-ci/linux/commits/Yong-Wu/MT8173-IOMMU-SUPPORT/20160126-201633
base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux for-next
config: arm-allmodconfig (attached as .config)
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/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 warnings (new ones prefixed by >>):

drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_domain_finalise':
drivers/iommu/mtk_iommu.c:246:4: error: 'IO_PGTABLE_QUIRK_NO_PERMS' undeclared (first use in this function)
IO_PGTABLE_QUIRK_NO_PERMS |
^
drivers/iommu/mtk_iommu.c:246:4: note: each undeclared identifier is reported only once for each function it appears in
drivers/iommu/mtk_iommu.c:247:4: error: 'IO_PGTABLE_QUIRK_TLBI_ON_MAP' undeclared (first use in this function)
IO_PGTABLE_QUIRK_TLBI_ON_MAP,
^
drivers/iommu/mtk_iommu.c:255:34: error: 'ARM_V7S' undeclared (first use in this function)
dom->iop = alloc_io_pgtable_ops(ARM_V7S, &dom->cfg, data);
^
In file included from include/linux/swab.h:4:0,
from include/uapi/linux/byteorder/big_endian.h:12,
from include/linux/byteorder/big_endian.h:4,
from arch/arm/include/uapi/asm/byteorder.h:19,
from include/asm-generic/bitops/le.h:5,
from arch/arm/include/asm/bitops.h:340,
from include/linux/bitops.h:36,
from include/linux/kernel.h:10,
from include/linux/clk.h:16,
from drivers/iommu/mtk_iommu.c:14:
drivers/iommu/mtk_iommu.c:264:27: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:115:32: note: in definition of macro '__swab32'
(__builtin_constant_p((__u32)(x)) ? \
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
>> arch/arm/include/asm/io.h:305:36: note: in expansion of macro 'writel_relaxed'
#define writel(v,c) ({ __iowmb(); writel_relaxed(v,c); })
^
drivers/iommu/mtk_iommu.c:264:2: note: in expansion of macro 'writel'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c:264:27: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:17:12: note: in definition of macro '___constant_swab32'
(((__u32)(x) & (__u32)0x000000ffUL) << 24) | \
^
include/uapi/linux/byteorder/big_endian.h:32:43: note: in expansion of macro '__swab32'
#define __cpu_to_le32(x) ((__force __le32)__swab32((x)))
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
>> arch/arm/include/asm/io.h:305:36: note: in expansion of macro 'writel_relaxed'
#define writel(v,c) ({ __iowmb(); writel_relaxed(v,c); })
^
drivers/iommu/mtk_iommu.c:264:2: note: in expansion of macro 'writel'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c:264:27: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:18:12: note: in definition of macro '___constant_swab32'
(((__u32)(x) & (__u32)0x0000ff00UL) << 8) | \
^
include/uapi/linux/byteorder/big_endian.h:32:43: note: in expansion of macro '__swab32'
#define __cpu_to_le32(x) ((__force __le32)__swab32((x)))
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
>> arch/arm/include/asm/io.h:305:36: note: in expansion of macro 'writel_relaxed'
#define writel(v,c) ({ __iowmb(); writel_relaxed(v,c); })
^
drivers/iommu/mtk_iommu.c:264:2: note: in expansion of macro 'writel'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c:264:27: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:19:12: note: in definition of macro '___constant_swab32'
(((__u32)(x) & (__u32)0x00ff0000UL) >> 8) | \
^
include/uapi/linux/byteorder/big_endian.h:32:43: note: in expansion of macro '__swab32'
#define __cpu_to_le32(x) ((__force __le32)__swab32((x)))
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
>> arch/arm/include/asm/io.h:305:36: note: in expansion of macro 'writel_relaxed'
#define writel(v,c) ({ __iowmb(); writel_relaxed(v,c); })
^
drivers/iommu/mtk_iommu.c:264:2: note: in expansion of macro 'writel'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c:264:27: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:20:12: note: in definition of macro '___constant_swab32'
(((__u32)(x) & (__u32)0xff000000UL) >> 24)))
^
include/uapi/linux/byteorder/big_endian.h:32:43: note: in expansion of macro '__swab32'
#define __cpu_to_le32(x) ((__force __le32)__swab32((x)))
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
>> arch/arm/include/asm/io.h:305:36: note: in expansion of macro 'writel_relaxed'
#define writel(v,c) ({ __iowmb(); writel_relaxed(v,c); })
^
drivers/iommu/mtk_iommu.c:264:2: note: in expansion of macro 'writel'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c:264:27: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:117:12: note: in definition of macro '__swab32'
__fswab32(x))
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
>> arch/arm/include/asm/io.h:305:36: note: in expansion of macro 'writel_relaxed'
#define writel(v,c) ({ __iowmb(); writel_relaxed(v,c); })
^
drivers/iommu/mtk_iommu.c:264:2: note: in expansion of macro 'writel'
writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_resume':
drivers/iommu/mtk_iommu.c:681:35: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:115:32: note: in definition of macro '__swab32'
(__builtin_constant_p((__u32)(x)) ? \
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
drivers/iommu/mtk_iommu.c:681:2: note: in expansion of macro 'writel_relaxed'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c:681:35: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:17:12: note: in definition of macro '___constant_swab32'
(((__u32)(x) & (__u32)0x000000ffUL) << 24) | \
^
include/uapi/linux/byteorder/big_endian.h:32:43: note: in expansion of macro '__swab32'
#define __cpu_to_le32(x) ((__force __le32)__swab32((x)))
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
drivers/iommu/mtk_iommu.c:681:2: note: in expansion of macro 'writel_relaxed'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c:681:35: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:18:12: note: in definition of macro '___constant_swab32'
(((__u32)(x) & (__u32)0x0000ff00UL) << 8) | \
^
include/uapi/linux/byteorder/big_endian.h:32:43: note: in expansion of macro '__swab32'
#define __cpu_to_le32(x) ((__force __le32)__swab32((x)))
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
drivers/iommu/mtk_iommu.c:681:2: note: in expansion of macro 'writel_relaxed'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c:681:35: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:19:12: note: in definition of macro '___constant_swab32'
(((__u32)(x) & (__u32)0x00ff0000UL) >> 8) | \
^
include/uapi/linux/byteorder/big_endian.h:32:43: note: in expansion of macro '__swab32'
#define __cpu_to_le32(x) ((__force __le32)__swab32((x)))
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
drivers/iommu/mtk_iommu.c:681:2: note: in expansion of macro 'writel_relaxed'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c:681:35: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:20:12: note: in definition of macro '___constant_swab32'
(((__u32)(x) & (__u32)0xff000000UL) >> 24)))
^
include/uapi/linux/byteorder/big_endian.h:32:43: note: in expansion of macro '__swab32'
#define __cpu_to_le32(x) ((__force __le32)__swab32((x)))
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
drivers/iommu/mtk_iommu.c:681:2: note: in expansion of macro 'writel_relaxed'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
drivers/iommu/mtk_iommu.c:681:35: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^
include/uapi/linux/swab.h:117:12: note: in definition of macro '__swab32'
__fswab32(x))
^
include/linux/byteorder/generic.h:87:21: note: in expansion of macro '__cpu_to_le32'
#define cpu_to_le32 __cpu_to_le32
^
drivers/iommu/mtk_iommu.c:681:2: note: in expansion of macro 'writel_relaxed'
writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0],
^

vim +/writel_relaxed +305 arch/arm/include/asm/io.h

5621caac arch/arm/include/asm/io.h Rob Herring 2012-02-10 289 #define readb_relaxed(c) ({ u8 __r = __raw_readb(c); __r; })
b0c1264f arch/arm/include/asm/io.h Olof Johansson 2011-10-04 290 #define readw_relaxed(c) ({ u16 __r = le16_to_cpu((__force __le16) \
5621caac arch/arm/include/asm/io.h Rob Herring 2012-02-10 291 __raw_readw(c)); __r; })
b0c1264f arch/arm/include/asm/io.h Olof Johansson 2011-10-04 292 #define readl_relaxed(c) ({ u32 __r = le32_to_cpu((__force __le32) \
5621caac arch/arm/include/asm/io.h Rob Herring 2012-02-10 293 __raw_readl(c)); __r; })
e936771a arch/arm/include/asm/io.h Catalin Marinas 2010-07-28 294
af06bb9f arch/arm/include/asm/io.h Russell King 2012-05-25 295 #define writeb_relaxed(v,c) __raw_writeb(v,c)
af06bb9f arch/arm/include/asm/io.h Russell King 2012-05-25 296 #define writew_relaxed(v,c) __raw_writew((__force u16) cpu_to_le16(v),c)
af06bb9f arch/arm/include/asm/io.h Russell King 2012-05-25 297 #define writel_relaxed(v,c) __raw_writel((__force u32) cpu_to_le32(v),c)
e936771a arch/arm/include/asm/io.h Catalin Marinas 2010-07-28 298
b92b3612 arch/arm/include/asm/io.h Russell King 2010-07-29 299 #define readb(c) ({ u8 __v = readb_relaxed(c); __iormb(); __v; })
b92b3612 arch/arm/include/asm/io.h Russell King 2010-07-29 300 #define readw(c) ({ u16 __v = readw_relaxed(c); __iormb(); __v; })
b92b3612 arch/arm/include/asm/io.h Russell King 2010-07-29 301 #define readl(c) ({ u32 __v = readl_relaxed(c); __iormb(); __v; })
b92b3612 arch/arm/include/asm/io.h Russell King 2010-07-29 302
b92b3612 arch/arm/include/asm/io.h Russell King 2010-07-29 303 #define writeb(v,c) ({ __iowmb(); writeb_relaxed(v,c); })
b92b3612 arch/arm/include/asm/io.h Russell King 2010-07-29 304 #define writew(v,c) ({ __iowmb(); writew_relaxed(v,c); })
b92b3612 arch/arm/include/asm/io.h Russell King 2010-07-29 @305 #define writel(v,c) ({ __iowmb(); writel_relaxed(v,c); })
b92b3612 arch/arm/include/asm/io.h Russell King 2010-07-29 306
5621caac arch/arm/include/asm/io.h Rob Herring 2012-02-10 307 #define readsb(p,d,l) __raw_readsb(p,d,l)
5621caac arch/arm/include/asm/io.h Rob Herring 2012-02-10 308 #define readsw(p,d,l) __raw_readsw(p,d,l)
5621caac arch/arm/include/asm/io.h Rob Herring 2012-02-10 309 #define readsl(p,d,l) __raw_readsl(p,d,l)
^1da177e include/asm-arm/io.h Linus Torvalds 2005-04-16 310
5621caac arch/arm/include/asm/io.h Rob Herring 2012-02-10 311 #define writesb(p,d,l) __raw_writesb(p,d,l)
5621caac arch/arm/include/asm/io.h Rob Herring 2012-02-10 312 #define writesw(p,d,l) __raw_writesw(p,d,l)
5621caac arch/arm/include/asm/io.h Rob Herring 2012-02-10 313 #define writesl(p,d,l) __raw_writesl(p,d,l)

:::::: The code at line 305 was first introduced by commit
:::::: b92b3612134faff171981fad4f0adb33f485e02e ARM: Add barriers to io{read,write}{8,16,32} accessors as well

:::::: TO: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
:::::: CC: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>

---
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Next message: Arnaldo Carvalho de Melo: "[PATCH 01/26] perf pmu: Fix misleadingly indented assignment (whitespace)"
Previous message: Brian Norris: "Re: [PATCH 00/23] mtd: rework ECC layout definition"
In reply to: Robin Murphy: "Re: [PATCH v8 4/5] iommu/mediatek: Add mt8173 IOMMU driver"
Next in thread: Yong Wu: "[PATCH v8 5/5] dts: mt8173: Add iommu/smi nodes for mt8173"
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