From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: kernel test robot <lkp@intel.com>
Cc: "oe-kbuild-all@lists.linux.dev" <oe-kbuild-all@lists.linux.dev>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Michael Ellerman <mpe@ellerman.id.au>
Subject: Re: drivers/dma/ppc4xx/adma.c:686:38: sparse: sparse: incorrect type in argument 2 (different address spaces)
Date: Wed, 2 Nov 2022 14:06:43 +0000 [thread overview]
Message-ID: <30cc8356-bbd3-9c12-83c6-952b19e7115e@csgroup.eu> (raw)
In-Reply-To: <202211020635.n40AUN0G-lkp@intel.com>
Le 01/11/2022 à 23:13, kernel test robot a écrit :
> Hi Christophe,
>
> First bad commit (maybe != root cause):
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: 54917c90c2cfc6cf3be6deb143cf3967b6dd8d3b
> commit: 2255411d1d0f0661d1e5acd5f6edf4e6652a345a powerpc/44x: Fix build failure with GCC 12 (unrecognized opcode: `wrteei')
I really can't see the link between that commit and the reported new
sparse errors.
Christophe
> date: 3 months ago
> config: powerpc-randconfig-s031-20221031
> compiler: powerpc-linux-gcc (GCC) 12.1.0
> reproduce:
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # apt-get install sparse
> # sparse version: v0.6.4-39-gce1a6720-dirty
> # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2255411d1d0f0661d1e5acd5f6edf4e6652a345a
> git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> git fetch --no-tags linus master
> git checkout 2255411d1d0f0661d1e5acd5f6edf4e6652a345a
> # save the config file
> mkdir build_dir && cp config build_dir/.config
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/dma/ppc4xx/
>
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@intel.com>
>
> sparse warnings: (new ones prefixed by >>)
> drivers/dma/ppc4xx/adma.c:140:17: sparse: sparse: cast to restricted __le32
> drivers/dma/ppc4xx/adma.c:140:17: sparse: sparse: cast to restricted __le32
> drivers/dma/ppc4xx/adma.c:140:17: sparse: sparse: cast to restricted __le32
> drivers/dma/ppc4xx/adma.c:140:17: sparse: sparse: cast to restricted __le32
> drivers/dma/ppc4xx/adma.c:140:17: sparse: sparse: cast to restricted __le32
> drivers/dma/ppc4xx/adma.c:140:17: sparse: sparse: cast to restricted __le32
> drivers/dma/ppc4xx/adma.c:140:17: sparse: sparse: cast to restricted __le32
> drivers/dma/ppc4xx/adma.c:543:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] sg1l @@ got restricted __le32 [usertype] @@
> drivers/dma/ppc4xx/adma.c:543:35: sparse: expected unsigned int [usertype] sg1l
> drivers/dma/ppc4xx/adma.c:543:35: sparse: got restricted __le32 [usertype]
> drivers/dma/ppc4xx/adma.c:544:35: sparse: sparse: invalid assignment: |=
> drivers/dma/ppc4xx/adma.c:544:35: sparse: left side has type unsigned int
> drivers/dma/ppc4xx/adma.c:544:35: sparse: right side has type restricted __le32
> drivers/dma/ppc4xx/adma.c:589:23: sparse: sparse: invalid assignment: |=
> drivers/dma/ppc4xx/adma.c:589:23: sparse: left side has type unsigned int
> drivers/dma/ppc4xx/adma.c:589:23: sparse: right side has type restricted __le32
> drivers/dma/ppc4xx/adma.c:627:23: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] @@ got restricted __le32 [usertype] @@
> drivers/dma/ppc4xx/adma.c:627:23: sparse: expected unsigned int [usertype]
> drivers/dma/ppc4xx/adma.c:627:23: sparse: got restricted __le32 [usertype]
> drivers/dma/ppc4xx/adma.c:628:23: sparse: sparse: invalid assignment: |=
> drivers/dma/ppc4xx/adma.c:628:23: sparse: left side has type unsigned int
> drivers/dma/ppc4xx/adma.c:628:23: sparse: right side has type restricted __le32
> drivers/dma/ppc4xx/adma.c:653:34: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] cnt @@ got restricted __le32 [usertype] @@
> drivers/dma/ppc4xx/adma.c:653:34: sparse: expected unsigned int [usertype] cnt
> drivers/dma/ppc4xx/adma.c:653:34: sparse: got restricted __le32 [usertype]
>>> drivers/dma/ppc4xx/adma.c:686:38: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:686:38: sparse: expected void volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:686:38: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:687:38: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:687:38: sparse: expected void volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:687:38: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:688:38: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:688:38: sparse: expected void volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:688:38: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:689:39: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:689:39: sparse: expected void volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:689:39: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:734:17: sparse: sparse: Using plain integer as NULL pointer
>>> drivers/dma/ppc4xx/adma.c:1185:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct dma_regs *dma_reg @@ got struct dma_regs [noderef] __iomem *dma_reg @@
> drivers/dma/ppc4xx/adma.c:1185:25: sparse: expected struct dma_regs *dma_reg
> drivers/dma/ppc4xx/adma.c:1185:25: sparse: got struct dma_regs [noderef] __iomem *dma_reg
>>> drivers/dma/ppc4xx/adma.c:1186:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1186:34: sparse: expected void const volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1186:34: sparse: got unsigned int *
>>> drivers/dma/ppc4xx/adma.c:1188:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct xor_regs *xor_reg @@ got struct xor_regs [noderef] __iomem *xor_reg @@
> drivers/dma/ppc4xx/adma.c:1188:25: sparse: expected struct xor_regs *xor_reg
> drivers/dma/ppc4xx/adma.c:1188:25: sparse: got struct xor_regs [noderef] __iomem *xor_reg
>>> drivers/dma/ppc4xx/adma.c:1189:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1189:36: sparse: expected void const [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1189:36: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:1136:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct xor_regs *xor_reg @@ got struct xor_regs [noderef] __iomem *xor_reg @@
> drivers/dma/ppc4xx/adma.c:1136:25: sparse: expected struct xor_regs *xor_reg
> drivers/dma/ppc4xx/adma.c:1136:25: sparse: got struct xor_regs [noderef] __iomem *xor_reg
> drivers/dma/ppc4xx/adma.c:1145:35: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1145:35: sparse: expected void const [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1145:35: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:1155:49: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1155:49: sparse: expected void const [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1155:49: sparse: got unsigned int *
>>> drivers/dma/ppc4xx/adma.c:1157:38: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1157:38: sparse: expected void [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1157:38: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:909:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct dma_regs *dma_reg @@ got struct dma_regs [noderef] __iomem *dma_reg @@
> drivers/dma/ppc4xx/adma.c:909:25: sparse: expected struct dma_regs *dma_reg
> drivers/dma/ppc4xx/adma.c:909:25: sparse: got struct dma_regs [noderef] __iomem *dma_reg
> drivers/dma/ppc4xx/adma.c:910:40: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:910:40: sparse: expected void const volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:910:40: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:927:37: sparse: sparse: cast to restricted __le32
> drivers/dma/ppc4xx/adma.c:972:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:972:32: sparse: expected void const volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:972:32: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:977:40: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:977:40: sparse: expected void volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:977:40: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:982:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct xor_regs *xor_reg @@ got struct xor_regs [noderef] __iomem *xor_reg @@
> drivers/dma/ppc4xx/adma.c:982:25: sparse: expected struct xor_regs *xor_reg
> drivers/dma/ppc4xx/adma.c:982:25: sparse: got struct xor_regs [noderef] __iomem *xor_reg
> drivers/dma/ppc4xx/adma.c:983:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:983:34: sparse: expected void const [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:983:34: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:984:34: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:984:34: sparse: expected void [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:984:34: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:991:55: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:991:55: sparse: expected void const [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:991:55: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:993:51: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:993:51: sparse: expected void [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:993:51: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:995:51: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:995:51: sparse: expected void const [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:995:51: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:997:46: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:997:46: sparse: expected void [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:997:46: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:1006:35: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1006:35: sparse: expected void const [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1006:35: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:1025:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct dma_regs *dma_reg @@ got struct dma_regs [noderef] __iomem *dma_reg @@
> drivers/dma/ppc4xx/adma.c:1025:25: sparse: expected struct dma_regs *dma_reg
> drivers/dma/ppc4xx/adma.c:1025:25: sparse: got struct dma_regs [noderef] __iomem *dma_reg
>>> drivers/dma/ppc4xx/adma.c:1029:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned short * @@
> drivers/dma/ppc4xx/adma.c:1029:31: sparse: expected void const volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1029:31: sparse: got unsigned short *
> drivers/dma/ppc4xx/adma.c:1029:60: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned short * @@
> drivers/dma/ppc4xx/adma.c:1029:60: sparse: expected void const volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1029:60: sparse: got unsigned short *
> drivers/dma/ppc4xx/adma.c:1030:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned short * @@
> drivers/dma/ppc4xx/adma.c:1030:31: sparse: expected void const volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1030:31: sparse: got unsigned short *
> drivers/dma/ppc4xx/adma.c:1030:60: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned short * @@
> drivers/dma/ppc4xx/adma.c:1030:60: sparse: expected void const volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1030:60: sparse: got unsigned short *
> drivers/dma/ppc4xx/adma.c:1036:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct xor_regs *xor_reg @@ got struct xor_regs [noderef] __iomem *xor_reg @@
> drivers/dma/ppc4xx/adma.c:1036:25: sparse: expected struct xor_regs *xor_reg
> drivers/dma/ppc4xx/adma.c:1036:25: sparse: got struct xor_regs [noderef] __iomem *xor_reg
> drivers/dma/ppc4xx/adma.c:1037:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1037:37: sparse: expected void const [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1037:37: sparse: got unsigned int *
>>> drivers/dma/ppc4xx/adma.c:1051:48: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct xor_regs *xor_reg @@ got struct xor_regs [noderef] __iomem *xor_reg @@
> drivers/dma/ppc4xx/adma.c:1051:48: sparse: expected struct xor_regs *xor_reg
> drivers/dma/ppc4xx/adma.c:1051:48: sparse: got struct xor_regs [noderef] __iomem *xor_reg
> drivers/dma/ppc4xx/adma.c:1053:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1053:25: sparse: expected void const [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1053:25: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:1060:41: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1060:41: sparse: expected void [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1060:41: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:1062:39: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1062:39: sparse: expected void [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1062:39: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:1063:25: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1063:25: sparse: expected void [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1063:25: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:1064:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1064:33: sparse: expected void const [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1064:33: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:1065:22: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1065:22: sparse: expected void [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1065:22: sparse: got unsigned int *
>>> drivers/dma/ppc4xx/adma.c:1078:48: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct dma_regs *dma_reg @@ got struct dma_regs [noderef] __iomem *dma_reg @@
> drivers/dma/ppc4xx/adma.c:1078:48: sparse: expected struct dma_regs *dma_reg
> drivers/dma/ppc4xx/adma.c:1078:48: sparse: got struct dma_regs [noderef] __iomem *dma_reg
> drivers/dma/ppc4xx/adma.c:1088:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1088:26: sparse: expected void volatile [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1088:26: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:1208:25: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct xor_regs *xor_reg @@ got struct xor_regs [noderef] __iomem *xor_reg @@
> drivers/dma/ppc4xx/adma.c:1208:25: sparse: expected struct xor_regs *xor_reg
> drivers/dma/ppc4xx/adma.c:1208:25: sparse: got struct xor_regs [noderef] __iomem *xor_reg
> drivers/dma/ppc4xx/adma.c:1212:30: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got unsigned int * @@
> drivers/dma/ppc4xx/adma.c:1212:30: sparse: expected void [noderef] __iomem *addr
> drivers/dma/ppc4xx/adma.c:1212:30: sparse: got unsigned int *
> drivers/dma/ppc4xx/adma.c:2775:62: sparse: sparse: Using plain integer as NULL pointer
>>> drivers/dma/ppc4xx/adma.c:4091:14: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *regs @@ got void [noderef] __iomem * @@
> drivers/dma/ppc4xx/adma.c:4091:14: sparse: expected void *regs
> drivers/dma/ppc4xx/adma.c:4091:14: sparse: got void [noderef] __iomem *
>>> drivers/dma/ppc4xx/adma.c:4099:31: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct xor_regs [noderef] __iomem *xor_reg @@ got void *regs @@
> drivers/dma/ppc4xx/adma.c:4099:31: sparse: expected struct xor_regs [noderef] __iomem *xor_reg
> drivers/dma/ppc4xx/adma.c:4099:31: sparse: got void *regs
>>> drivers/dma/ppc4xx/adma.c:4106:31: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct dma_regs [noderef] __iomem *dma_reg @@ got void *regs @@
> drivers/dma/ppc4xx/adma.c:4106:31: sparse: expected struct dma_regs [noderef] __iomem *dma_reg
> drivers/dma/ppc4xx/adma.c:4106:31: sparse: got void *regs
>
> vim +686 drivers/dma/ppc4xx/adma.c
>
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 673
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 674 /**
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 675 * ppc440spe_desc_set_dcheck - set CHECK pattern
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 676 */
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 677 static void ppc440spe_desc_set_dcheck(struct ppc440spe_adma_desc_slot *desc,
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 678 struct ppc440spe_adma_chan *chan, u8 *qword)
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 679 {
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 680 struct dma_cdb *dma_hw_desc;
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 681
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 682 switch (chan->device->id) {
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 683 case PPC440SPE_DMA0_ID:
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 684 case PPC440SPE_DMA1_ID:
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 685 dma_hw_desc = desc->hw_desc;
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 @686 iowrite32(qword[0], &dma_hw_desc->sg3l);
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 687 iowrite32(qword[4], &dma_hw_desc->sg3u);
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 688 iowrite32(qword[8], &dma_hw_desc->sg2l);
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 689 iowrite32(qword[12], &dma_hw_desc->sg2u);
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 690 break;
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 691 default:
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 692 BUG();
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 693 }
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 694 }
> 12458ea06efd7b Anatolij Gustschin 2009-12-11 695
>
> :::::: The code at line 686 was first introduced by commit
> :::::: 12458ea06efd7b44281e68fe59c950ec7d59c649 ppc440spe-adma: adds updated ppc440spe adma driver
>
> :::::: TO: Anatolij Gustschin <agust@denx.de>
> :::::: CC: Dan Williams <dan.j.williams@intel.com>
>
next prev parent reply other threads:[~2022-11-02 14:07 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-01 22:13 kernel test robot
2022-11-02 14:06 ` Christophe Leroy [this message]
2022-11-04 7:41 ` Chen, Rong A
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