From: kernel test robot <lkp@intel.com>
To: Rosen Penev <rosenp@gmail.com>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
Georgi Djakov <djakov@kernel.org>,
Dmitry Baryshkov <lumag@kernel.org>
Subject: drivers/interconnect/qcom/icc-rpmh.c:176:28: sparse: sparse: incorrect type in assignment (different base types)
Date: Tue, 22 Sep 2026 14:44:30 +0800 [thread overview]
Message-ID: <202609221350.3Y8MOce9-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f0100363d8c374bd8e9ea7c9ba02744f0b802ca4
commit: c96fc14322cee45cdf751cb4ae62c9eab25bc643 interconnect: qcom: add COMPILE_TEST
date: 9 weeks ago
config: openrisc-randconfig-r1309-20260922 (https://download.01.org/0day-ci/archive/20260922/202609221350.3Y8MOce9-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 16.1.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260922/202609221350.3Y8MOce9-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Fixes: c96fc14322ce ("interconnect: qcom: add COMPILE_TEST")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202609221350.3Y8MOce9-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> drivers/interconnect/qcom/icc-rpmh.c:176:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] unit @@ got unsigned int [usertype] @@
drivers/interconnect/qcom/icc-rpmh.c:176:28: sparse: expected restricted __le32 [usertype] unit
drivers/interconnect/qcom/icc-rpmh.c:176:28: sparse: got unsigned int [usertype]
>> drivers/interconnect/qcom/icc-rpmh.c:177:29: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le16 [usertype] width @@ got unsigned short [usertype] @@
drivers/interconnect/qcom/icc-rpmh.c:177:29: sparse: expected restricted __le16 [usertype] width
drivers/interconnect/qcom/icc-rpmh.c:177:29: sparse: got unsigned short [usertype]
--
>> drivers/interconnect/qcom/bcm-voter.c:102:77: sparse: sparse: restricted __le16 degrades to integer
drivers/interconnect/qcom/bcm-voter.c:106:78: sparse: sparse: restricted __le16 degrades to integer
drivers/interconnect/qcom/bcm-voter.c:112:66: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned int [usertype] base @@ got restricted __le32 [usertype] unit @@
drivers/interconnect/qcom/bcm-voter.c:112:66: sparse: expected unsigned int [usertype] base
drivers/interconnect/qcom/bcm-voter.c:112:66: sparse: got restricted __le32 [usertype] unit
drivers/interconnect/qcom/bcm-voter.c:115:66: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned int [usertype] base @@ got restricted __le32 [usertype] unit @@
drivers/interconnect/qcom/bcm-voter.c:115:66: sparse: expected unsigned int [usertype] base
drivers/interconnect/qcom/bcm-voter.c:115:66: sparse: got restricted __le32 [usertype] unit
vim +176 drivers/interconnect/qcom/icc-rpmh.c
976daac4a1c581 David Dai 2020-02-28 138
976daac4a1c581 David Dai 2020-02-28 139 /**
976daac4a1c581 David Dai 2020-02-28 140 * qcom_icc_bcm_init - populates bcm aux data and connect qnodes
976daac4a1c581 David Dai 2020-02-28 141 * @bcm: bcm to be initialized
976daac4a1c581 David Dai 2020-02-28 142 * @dev: associated provider device
976daac4a1c581 David Dai 2020-02-28 143 *
976daac4a1c581 David Dai 2020-02-28 144 * Return: 0 on success, or an error code otherwise
976daac4a1c581 David Dai 2020-02-28 145 */
976daac4a1c581 David Dai 2020-02-28 146 int qcom_icc_bcm_init(struct qcom_icc_bcm *bcm, struct device *dev)
976daac4a1c581 David Dai 2020-02-28 147 {
976daac4a1c581 David Dai 2020-02-28 148 struct qcom_icc_node *qn;
976daac4a1c581 David Dai 2020-02-28 149 const struct bcm_db *data;
976daac4a1c581 David Dai 2020-02-28 150 size_t data_count;
976daac4a1c581 David Dai 2020-02-28 151 int i;
976daac4a1c581 David Dai 2020-02-28 152
976daac4a1c581 David Dai 2020-02-28 153 /* BCM is already initialised*/
976daac4a1c581 David Dai 2020-02-28 154 if (bcm->addr)
976daac4a1c581 David Dai 2020-02-28 155 return 0;
976daac4a1c581 David Dai 2020-02-28 156
976daac4a1c581 David Dai 2020-02-28 157 bcm->addr = cmd_db_read_addr(bcm->name);
976daac4a1c581 David Dai 2020-02-28 158 if (!bcm->addr) {
976daac4a1c581 David Dai 2020-02-28 159 dev_err(dev, "%s could not find RPMh address\n",
976daac4a1c581 David Dai 2020-02-28 160 bcm->name);
976daac4a1c581 David Dai 2020-02-28 161 return -EINVAL;
976daac4a1c581 David Dai 2020-02-28 162 }
976daac4a1c581 David Dai 2020-02-28 163
976daac4a1c581 David Dai 2020-02-28 164 data = cmd_db_read_aux_data(bcm->name, &data_count);
976daac4a1c581 David Dai 2020-02-28 165 if (IS_ERR(data)) {
976daac4a1c581 David Dai 2020-02-28 166 dev_err(dev, "%s command db read error (%ld)\n",
976daac4a1c581 David Dai 2020-02-28 167 bcm->name, PTR_ERR(data));
976daac4a1c581 David Dai 2020-02-28 168 return PTR_ERR(data);
976daac4a1c581 David Dai 2020-02-28 169 }
976daac4a1c581 David Dai 2020-02-28 170 if (!data_count) {
976daac4a1c581 David Dai 2020-02-28 171 dev_err(dev, "%s command db missing or partial aux data\n",
976daac4a1c581 David Dai 2020-02-28 172 bcm->name);
976daac4a1c581 David Dai 2020-02-28 173 return -EINVAL;
976daac4a1c581 David Dai 2020-02-28 174 }
976daac4a1c581 David Dai 2020-02-28 175
976daac4a1c581 David Dai 2020-02-28 @176 bcm->aux_data.unit = le32_to_cpu(data->unit);
976daac4a1c581 David Dai 2020-02-28 @177 bcm->aux_data.width = le16_to_cpu(data->width);
976daac4a1c581 David Dai 2020-02-28 178 bcm->aux_data.vcd = data->vcd;
976daac4a1c581 David Dai 2020-02-28 179 bcm->aux_data.reserved = data->reserved;
976daac4a1c581 David Dai 2020-02-28 180 INIT_LIST_HEAD(&bcm->list);
976daac4a1c581 David Dai 2020-02-28 181 INIT_LIST_HEAD(&bcm->ws_list);
976daac4a1c581 David Dai 2020-02-28 182
cb30e0292db258 Mike Tipton 2020-09-03 183 if (!bcm->vote_scale)
cb30e0292db258 Mike Tipton 2020-09-03 184 bcm->vote_scale = 1000;
cb30e0292db258 Mike Tipton 2020-09-03 185
976daac4a1c581 David Dai 2020-02-28 186 /* Link Qnodes to their respective BCMs */
976daac4a1c581 David Dai 2020-02-28 187 for (i = 0; i < bcm->num_nodes; i++) {
976daac4a1c581 David Dai 2020-02-28 188 qn = bcm->nodes[i];
976daac4a1c581 David Dai 2020-02-28 189 qn->bcms[qn->num_bcms] = bcm;
976daac4a1c581 David Dai 2020-02-28 190 qn->num_bcms++;
976daac4a1c581 David Dai 2020-02-28 191 }
976daac4a1c581 David Dai 2020-02-28 192
976daac4a1c581 David Dai 2020-02-28 193 return 0;
976daac4a1c581 David Dai 2020-02-28 194 }
976daac4a1c581 David Dai 2020-02-28 195 EXPORT_SYMBOL_GPL(qcom_icc_bcm_init);
976daac4a1c581 David Dai 2020-02-28 196
:::::: The code at line 176 was first introduced by commit
:::::: 976daac4a1c581e5d5fd64047519fd6fcde39738 interconnect: qcom: Consolidate interconnect RPMh support
:::::: TO: David Dai <daidavid1@codeaurora.org>
:::::: CC: Georgi Djakov <georgi.djakov@linaro.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-09-22 6:44 UTC|newest]
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