Re: [PATCH v10 16/26] firmware: qcom_scm: Register Gunyah platform ops

From: kernel test robot
Date: Wed Feb 15 2023 - 19:23:38 EST


Hi Elliot,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on 3ebb0ac55efaf1d0fb1b106f852c114e5021f7eb]

url: https://github.com/intel-lab-lkp/linux/commits/Elliot-Berman/docs-gunyah-Introduce-Gunyah-Hypervisor/20230215-055721
base: 3ebb0ac55efaf1d0fb1b106f852c114e5021f7eb
patch link: https://lore.kernel.org/r/20230214212457.3319814-1-quic_eberman%40quicinc.com
patch subject: [PATCH v10 16/26] firmware: qcom_scm: Register Gunyah platform ops
config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230216/202302160838.BTq7ertw-lkp@xxxxxxxxx/config)
compiler: m68k-linux-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/33f0c4b130c7b249a1524da8076dd12333aa7cde
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Elliot-Berman/docs-gunyah-Introduce-Gunyah-Hypervisor/20230215-055721
git checkout 33f0c4b130c7b249a1524da8076dd12333aa7cde
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash drivers/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202302160838.BTq7ertw-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

drivers/firmware/qcom_scm.c: In function 'qcom_scm_gh_rm_pre_mem_share':
>> drivers/firmware/qcom_scm.c:1335:49: error: passing argument 3 of 'qcom_scm_assign_mem' from incompatible pointer type [-Werror=incompatible-pointer-types]
1335 | &src_cpy, new_perms, mem_parcel->n_acl_entries);
| ^~~~~~~~
| |
| u64 * {aka long long unsigned int *}
drivers/firmware/qcom_scm.c:912:39: note: expected 'unsigned int *' but argument is of type 'u64 *' {aka 'long long unsigned int *'}
912 | unsigned int *srcvm,
| ~~~~~~~~~~~~~~^~~~~
In file included from include/asm-generic/bug.h:7,
from arch/m68k/include/asm/bug.h:32,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/preempt.h:5,
from ./arch/m68k/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:78,
from arch/m68k/include/asm/irqflags.h:6,
from include/linux/irqflags.h:16,
from arch/m68k/include/asm/atomic.h:6,
from include/linux/atomic.h:7,
from include/linux/rcupdate.h:25,
from include/linux/rculist.h:11,
from include/linux/pid.h:5,
from include/linux/sched.h:14,
from include/linux/ratelimit.h:6,
from include/linux/dev_printk.h:16,
from include/linux/device.h:15,
from include/linux/platform_device.h:13,
from drivers/firmware/qcom_scm.c:5:
drivers/firmware/qcom_scm.c:1353:49: error: passing argument 3 of 'qcom_scm_assign_mem' from incompatible pointer type [-Werror=incompatible-pointer-types]
1353 | &src_cpy, new_perms, 1));
| ^~~~~~~~
| |
| u64 * {aka long long unsigned int *}
include/linux/once_lite.h:28:41: note: in definition of macro 'DO_ONCE_LITE_IF'
28 | bool __ret_do_once = !!(condition); \
| ^~~~~~~~~
drivers/firmware/qcom_scm.c:1350:33: note: in expansion of macro 'WARN_ON_ONCE'
1350 | WARN_ON_ONCE(qcom_scm_assign_mem(
| ^~~~~~~~~~~~
drivers/firmware/qcom_scm.c:912:39: note: expected 'unsigned int *' but argument is of type 'u64 *' {aka 'long long unsigned int *'}
912 | unsigned int *srcvm,
| ~~~~~~~~~~~~~~^~~~~
drivers/firmware/qcom_scm.c: In function 'qcom_scm_gh_rm_post_mem_reclaim':
drivers/firmware/qcom_scm.c:1385:49: error: passing argument 3 of 'qcom_scm_assign_mem' from incompatible pointer type [-Werror=incompatible-pointer-types]
1385 | &src_cpy, &new_perms, 1);
| ^~~~~~~~
| |
| u64 * {aka long long unsigned int *}
drivers/firmware/qcom_scm.c:912:39: note: expected 'unsigned int *' but argument is of type 'u64 *' {aka 'long long unsigned int *'}
912 | unsigned int *srcvm,
| ~~~~~~~~~~~~~~^~~~~
cc1: some warnings being treated as errors


vim +/qcom_scm_assign_mem +1335 drivers/firmware/qcom_scm.c

1303
1304 static int qcom_scm_gh_rm_pre_mem_share(struct gh_rm *rm, struct gh_rm_mem_parcel *mem_parcel)
1305 {
1306 struct qcom_scm_vmperm *new_perms;
1307 u64 src, src_cpy;
1308 int ret = 0, i, n;
1309 u16 vmid;
1310
1311 new_perms = kcalloc(mem_parcel->n_acl_entries, sizeof(*new_perms), GFP_KERNEL);
1312 if (!new_perms)
1313 return -ENOMEM;
1314
1315 for (n = 0; n < mem_parcel->n_acl_entries; n++) {
1316 vmid = le16_to_cpu(mem_parcel->acl_entries[n].vmid);
1317 if (vmid <= QCOM_SCM_MAX_MANAGED_VMID)
1318 new_perms[n].vmid = vmid;
1319 else
1320 new_perms[n].vmid = QCOM_SCM_RM_MANAGED_VMID;
1321 if (mem_parcel->acl_entries[n].perms & GH_RM_ACL_X)
1322 new_perms[n].perm |= QCOM_SCM_PERM_EXEC;
1323 if (mem_parcel->acl_entries[n].perms & GH_RM_ACL_W)
1324 new_perms[n].perm |= QCOM_SCM_PERM_WRITE;
1325 if (mem_parcel->acl_entries[n].perms & GH_RM_ACL_R)
1326 new_perms[n].perm |= QCOM_SCM_PERM_READ;
1327 }
1328
1329 src = (1ull << QCOM_SCM_VMID_HLOS);
1330
1331 for (i = 0; i < mem_parcel->n_mem_entries; i++) {
1332 src_cpy = src;
1333 ret = qcom_scm_assign_mem(le64_to_cpu(mem_parcel->mem_entries[i].ipa_base),
1334 le64_to_cpu(mem_parcel->mem_entries[i].size),
> 1335 &src_cpy, new_perms, mem_parcel->n_acl_entries);
1336 if (ret) {
1337 src = 0;
1338 for (n = 0; n < mem_parcel->n_acl_entries; n++) {
1339 vmid = le16_to_cpu(mem_parcel->acl_entries[n].vmid);
1340 if (vmid <= QCOM_SCM_MAX_MANAGED_VMID)
1341 src |= (1ull << vmid);
1342 else
1343 src |= (1ull << QCOM_SCM_RM_MANAGED_VMID);
1344 }
1345
1346 new_perms[0].vmid = QCOM_SCM_VMID_HLOS;
1347
1348 for (i--; i >= 0; i--) {
1349 src_cpy = src;
1350 WARN_ON_ONCE(qcom_scm_assign_mem(
1351 le64_to_cpu(mem_parcel->mem_entries[i].ipa_base),
1352 le64_to_cpu(mem_parcel->mem_entries[i].size),
1353 &src_cpy, new_perms, 1));
1354 }
1355 break;
1356 }
1357 }
1358
1359 kfree(new_perms);
1360 return ret;
1361 }
1362

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests