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Message-ID: <202301050348.HxZzea3q-lkp@intel.com>
Date: Thu, 5 Jan 2023 03:52:04 +0800
From: kernel test robot <lkp@...el.com>
To: Christophe Leroy <christophe.leroy@...roup.eu>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Michael Ellerman <mpe@...erman.id.au>
Subject: arch/powerpc/platforms/8xx/cpm1.c:70:24: sparse: sparse: incorrect
type in argument 1 (different address spaces)
Hi Christophe,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 69b41ac87e4a664de78a395ff97166f0b2943210
commit: acf9e575d889eb8806be2c8451e7ad12bf444b50 powerpc/8xx: Move CPM interrupt controller into a dedicated file
date: 8 months ago
config: powerpc-randconfig-s043-20230104
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=acf9e575d889eb8806be2c8451e7ad12bf444b50
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout acf9e575d889eb8806be2c8451e7ad12bf444b50
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=powerpc olddefconfig
COMPILER_INSTALL_PATH=$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 arch/powerpc/platforms/8xx/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
>> arch/powerpc/platforms/8xx/cpm1.c:70:24: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct comm_proc [usertype] *cp @@ got struct comm_proc [noderef] [usertype] __iomem *[addressable] [assigned] [toplevel] cpmp @@
arch/powerpc/platforms/8xx/cpm1.c:70:24: sparse: expected struct comm_proc [usertype] *cp
arch/powerpc/platforms/8xx/cpm1.c:70:24: sparse: got struct comm_proc [noderef] [usertype] __iomem *[addressable] [assigned] [toplevel] cpmp
>> arch/powerpc/platforms/8xx/cpm1.c:172:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:172:17: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:172:17: sparse: got restricted __be32 [noderef] __iomem *
>> arch/powerpc/platforms/8xx/cpm1.c:172:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:172:17: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:172:17: sparse: got restricted __be32 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:174:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:174:17: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:174:17: sparse: got restricted __be32 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:174:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:174:17: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:174:17: sparse: got restricted __be32 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:177:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:177:17: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:177:17: sparse: got restricted __be32 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:177:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:177:17: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:177:17: sparse: got restricted __be32 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:179:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:179:17: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:179:17: sparse: got restricted __be32 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:179:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:179:17: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:179:17: sparse: got restricted __be32 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:190:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:190:25: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:190:25: sparse: got restricted __be32 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:190:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:190:25: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:190:25: sparse: got restricted __be32 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:192:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:192:25: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:192:25: sparse: got restricted __be32 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:192:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:192:25: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:192:25: sparse: got restricted __be32 [noderef] __iomem *
>> arch/powerpc/platforms/8xx/cpm1.c:212:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:212:17: sparse: expected unsigned short volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:212:17: sparse: got restricted __be16 [noderef] __iomem *
>> arch/powerpc/platforms/8xx/cpm1.c:212:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:212:17: sparse: expected unsigned short const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:212:17: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:214:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:214:17: sparse: expected unsigned short volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:214:17: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:214:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:214:17: sparse: expected unsigned short const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:214:17: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:217:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:217:17: sparse: expected unsigned short volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:217:17: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:217:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:217:17: sparse: expected unsigned short const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:217:17: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:219:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:219:17: sparse: expected unsigned short volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:219:17: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:219:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:219:17: sparse: expected unsigned short const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:219:17: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:223:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:223:25: sparse: expected unsigned short volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:223:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:223:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:223:25: sparse: expected unsigned short const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:223:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:225:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:225:25: sparse: expected unsigned short volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:225:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:225:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:225:25: sparse: expected unsigned short const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:225:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:229:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:229:25: sparse: expected unsigned short volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:229:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:229:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:229:25: sparse: expected unsigned short const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:229:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:231:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:231:25: sparse: expected unsigned short volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:231:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:231:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:231:25: sparse: expected unsigned short const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:231:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:233:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:233:25: sparse: expected unsigned short volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:233:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:233:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:233:25: sparse: expected unsigned short const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:233:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:235:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:235:25: sparse: expected unsigned short volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:235:25: sparse: got restricted __be16 [noderef] __iomem *
arch/powerpc/platforms/8xx/cpm1.c:235:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be16 [noderef] __iomem * @@
arch/powerpc/platforms/8xx/cpm1.c:235:25: sparse: expected unsigned short const volatile [noderef] [usertype] __iomem *addr
arch/powerpc/platforms/8xx/cpm1.c:235:25: sparse: got restricted __be16 [noderef] __iomem *
vim +70 arch/powerpc/platforms/8xx/cpm1.c
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 68
fb533d0c5a9783e arch/powerpc/sysdev/commproc.c Scott Wood 2007-09-14 69 #ifdef CONFIG_UCODE_PATCH
fb533d0c5a9783e arch/powerpc/sysdev/commproc.c Scott Wood 2007-09-14 @70 cpm_load_patch(cpmp);
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 71 #endif
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 72
4128a89ac80d371 arch/powerpc/platforms/8xx/cpm1.c Christophe Leroy 2019-06-14 73 /*
4128a89ac80d371 arch/powerpc/platforms/8xx/cpm1.c Christophe Leroy 2019-06-14 74 * Set SDMA Bus Request priority 5.
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 75 * On 860T, this also enables FEC priority 6. I am not sure
25985edcedea639 arch/powerpc/sysdev/cpm1.c Lucas De Marchi 2011-03-30 76 * this is what we really want for some applications, but the
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 77 * manual recommends it.
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 78 * Bit 25, FAM can also be set to use FEC aggressive mode (860T).
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 79 */
fb533d0c5a9783e arch/powerpc/sysdev/commproc.c Scott Wood 2007-09-14 80 siu_conf = immr_map(im_siu_conf);
501ea76687ef16a arch/powerpc/sysdev/cpm1.c Christophe Leroy 2016-02-04 81 if ((mfspr(SPRN_IMMR) & 0xffff) == 0x0900) /* MPC885 */
501ea76687ef16a arch/powerpc/sysdev/cpm1.c Christophe Leroy 2016-02-04 82 out_be32(&siu_conf->sc_sdcr, 0x40);
501ea76687ef16a arch/powerpc/sysdev/cpm1.c Christophe Leroy 2016-02-04 83 else
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 84 out_be32(&siu_conf->sc_sdcr, 1);
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 85 immr_unmap(siu_conf);
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 86 }
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 87
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 88 static DEFINE_SPINLOCK(cmd_lock);
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 89
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 90 #define MAX_CR_CMD_LOOPS 10000
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 91
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 92 int cpm_command(u32 command, u8 opcode)
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 93 {
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 94 int i, ret;
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 95 unsigned long flags;
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 96
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 97 if (command & 0xffffff0f)
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 98 return -EINVAL;
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 99
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 100 spin_lock_irqsave(&cmd_lock, flags);
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 101
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 102 ret = 0;
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 103 out_be16(&cpmp->cp_cpcr, command | CPM_CR_FLG | (opcode << 8));
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 104 for (i = 0; i < MAX_CR_CMD_LOOPS; i++)
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 105 if ((in_be16(&cpmp->cp_cpcr) & CPM_CR_FLG) == 0)
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 106 goto out;
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 107
e48b1b452ff6302 arch/powerpc/sysdev/cpm1.c Harvey Harrison 2008-03-29 108 printk(KERN_ERR "%s(): Not able to issue CPM command\n", __func__);
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 109 ret = -EIO;
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 110 out:
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 111 spin_unlock_irqrestore(&cmd_lock, flags);
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 112 return ret;
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 113 }
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 114 EXPORT_SYMBOL(cpm_command);
362f9b6fa8c9670 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-26 115
4128a89ac80d371 arch/powerpc/platforms/8xx/cpm1.c Christophe Leroy 2019-06-14 116 /*
4128a89ac80d371 arch/powerpc/platforms/8xx/cpm1.c Christophe Leroy 2019-06-14 117 * Set a baud rate generator. This needs lots of work. There are
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 118 * four BRGs, any of which can be wired to any channel.
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 119 * The internal baud rate clock is the system clock divided by 16.
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 120 * This assumes the baudrate is 16x oversampled by the uart.
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 121 */
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 122 #define BRG_INT_CLK (get_brgfreq())
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 123 #define BRG_UART_CLK (BRG_INT_CLK/16)
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 124 #define BRG_UART_CLK_DIV16 (BRG_UART_CLK/16)
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 125
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 126 void
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 127 cpm_setbrg(uint brg, uint rate)
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 128 {
fb533d0c5a9783e arch/powerpc/sysdev/commproc.c Scott Wood 2007-09-14 129 u32 __iomem *bp;
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 130
4128a89ac80d371 arch/powerpc/platforms/8xx/cpm1.c Christophe Leroy 2019-06-14 131 /* This is good enough to get SMCs running..... */
fb533d0c5a9783e arch/powerpc/sysdev/commproc.c Scott Wood 2007-09-14 132 bp = &cpmp->cp_brgc1;
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 133 bp += brg;
4128a89ac80d371 arch/powerpc/platforms/8xx/cpm1.c Christophe Leroy 2019-06-14 134 /*
4128a89ac80d371 arch/powerpc/platforms/8xx/cpm1.c Christophe Leroy 2019-06-14 135 * The BRG has a 12-bit counter. For really slow baud rates (or
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 136 * really fast processors), we may have to further divide by 16.
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 137 */
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 138 if (((BRG_UART_CLK / rate) - 1) < 4096)
fb533d0c5a9783e arch/powerpc/sysdev/commproc.c Scott Wood 2007-09-14 139 out_be32(bp, (((BRG_UART_CLK / rate) - 1) << 1) | CPM_BRG_EN);
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 140 else
fb533d0c5a9783e arch/powerpc/sysdev/commproc.c Scott Wood 2007-09-14 141 out_be32(bp, (((BRG_UART_CLK_DIV16 / rate) - 1) << 1) |
fb533d0c5a9783e arch/powerpc/sysdev/commproc.c Scott Wood 2007-09-14 142 CPM_BRG_EN | CPM_BRG_DIV16);
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 143 }
22f8e625ebabd7e arch/powerpc/platforms/8xx/cpm1.c Randy Dunlap 2021-01-21 144 EXPORT_SYMBOL(cpm_setbrg);
f2a0bd3753dad7e arch/powerpc/sysdev/commproc.c Vitaly Bordug 2007-01-24 145
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 146 struct cpm_ioport16 {
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 147 __be16 dir, par, odr_sor, dat, intr;
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 148 __be16 res[3];
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 149 };
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 150
dc2380ec8572fcd arch/powerpc/sysdev/cpm1.c Jochen Friedrich 2008-07-03 151 struct cpm_ioport32b {
dc2380ec8572fcd arch/powerpc/sysdev/cpm1.c Jochen Friedrich 2008-07-03 152 __be32 dir, par, odr, dat;
dc2380ec8572fcd arch/powerpc/sysdev/cpm1.c Jochen Friedrich 2008-07-03 153 };
dc2380ec8572fcd arch/powerpc/sysdev/cpm1.c Jochen Friedrich 2008-07-03 154
dc2380ec8572fcd arch/powerpc/sysdev/cpm1.c Jochen Friedrich 2008-07-03 155 struct cpm_ioport32e {
dc2380ec8572fcd arch/powerpc/sysdev/cpm1.c Jochen Friedrich 2008-07-03 156 __be32 dir, par, sor, odr, dat;
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 157 };
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 158
132f92fdc42782f arch/powerpc/platforms/8xx/cpm1.c Christophe Leroy 2019-09-12 159 static void __init cpm1_set_pin32(int port, int pin, int flags)
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 160 {
dc2380ec8572fcd arch/powerpc/sysdev/cpm1.c Jochen Friedrich 2008-07-03 161 struct cpm_ioport32e __iomem *iop;
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 162 pin = 1 << (31 - pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 163
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 164 if (port == CPM_PORTB)
dc2380ec8572fcd arch/powerpc/sysdev/cpm1.c Jochen Friedrich 2008-07-03 165 iop = (struct cpm_ioport32e __iomem *)
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 166 &mpc8xx_immr->im_cpm.cp_pbdir;
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 167 else
dc2380ec8572fcd arch/powerpc/sysdev/cpm1.c Jochen Friedrich 2008-07-03 168 iop = (struct cpm_ioport32e __iomem *)
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 169 &mpc8xx_immr->im_cpm.cp_pedir;
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 170
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 171 if (flags & CPM_PIN_OUTPUT)
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 @172 setbits32(&iop->dir, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 173 else
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 174 clrbits32(&iop->dir, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 175
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 176 if (!(flags & CPM_PIN_GPIO))
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 177 setbits32(&iop->par, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 178 else
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 179 clrbits32(&iop->par, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 180
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 181 if (port == CPM_PORTB) {
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 182 if (flags & CPM_PIN_OPENDRAIN)
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 183 setbits16(&mpc8xx_immr->im_cpm.cp_pbodr, pin);
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 184 else
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 185 clrbits16(&mpc8xx_immr->im_cpm.cp_pbodr, pin);
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 186 }
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 187
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 188 if (port == CPM_PORTE) {
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 189 if (flags & CPM_PIN_SECONDARY)
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 190 setbits32(&iop->sor, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 191 else
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 192 clrbits32(&iop->sor, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 193
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 194 if (flags & CPM_PIN_OPENDRAIN)
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 195 setbits32(&mpc8xx_immr->im_cpm.cp_peodr, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 196 else
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 197 clrbits32(&mpc8xx_immr->im_cpm.cp_peodr, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 198 }
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 199 }
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 200
132f92fdc42782f arch/powerpc/platforms/8xx/cpm1.c Christophe Leroy 2019-09-12 201 static void __init cpm1_set_pin16(int port, int pin, int flags)
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 202 {
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 203 struct cpm_ioport16 __iomem *iop =
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 204 (struct cpm_ioport16 __iomem *)&mpc8xx_immr->im_ioport;
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 205
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 206 pin = 1 << (15 - pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 207
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 208 if (port != 0)
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 209 iop += port - 1;
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 210
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 211 if (flags & CPM_PIN_OUTPUT)
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 @212 setbits16(&iop->dir, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 213 else
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 214 clrbits16(&iop->dir, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 215
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 216 if (!(flags & CPM_PIN_GPIO))
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 217 setbits16(&iop->par, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 218 else
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 219 clrbits16(&iop->par, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 220
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 221 if (port == CPM_PORTA) {
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 222 if (flags & CPM_PIN_OPENDRAIN)
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 223 setbits16(&iop->odr_sor, pin);
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 224 else
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 225 clrbits16(&iop->odr_sor, pin);
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 226 }
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 227 if (port == CPM_PORTC) {
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 228 if (flags & CPM_PIN_SECONDARY)
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 229 setbits16(&iop->odr_sor, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 230 else
721c0c8af1a2794 arch/powerpc/sysdev/commproc.c Jochen Friedrich 2007-11-22 231 clrbits16(&iop->odr_sor, pin);
726bd223105c04f arch/powerpc/sysdev/cpm1.c Christophe Leroy 2017-05-01 232 if (flags & CPM_PIN_FALLEDGE)
726bd223105c04f arch/powerpc/sysdev/cpm1.c Christophe Leroy 2017-05-01 233 setbits16(&iop->intr, pin);
726bd223105c04f arch/powerpc/sysdev/cpm1.c Christophe Leroy 2017-05-01 234 else
726bd223105c04f arch/powerpc/sysdev/cpm1.c Christophe Leroy 2017-05-01 235 clrbits16(&iop->intr, pin);
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 236 }
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 237 }
663edbd2640447d arch/powerpc/sysdev/commproc.c Scott Wood 2007-07-16 238
:::::: The code at line 70 was first introduced by commit
:::::: fb533d0c5a9783ecafa9a177bace6384c47282a9 [POWERPC] 8xx: Infrastructure code cleanup.
:::::: TO: Scott Wood <scottwood@...escale.com>
:::::: CC: Kumar Gala <galak@...nel.crashing.org>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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