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Message-ID: <202203130235.Krcjjofc-lkp@intel.com>
Date: Sun, 13 Mar 2022 02:02:58 +0800
From: kernel test robot <lkp@...el.com>
To: Vignesh Raghavendra <vigneshr@...com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: drivers/net/ethernet/ti/am65-cpsw-nuss.c:2493:17: sparse: sparse:
incorrect type in assignment (different base types)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 68453767131a5deec1e8f9ac92a9042f929e585d
commit: 58356eb31d60dd8994e5067096ef1a09e4d9ceda net: ti: am65-cpsw-nuss: Add devlink support
date: 1 year, 1 month ago
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20220313/202203130235.Krcjjofc-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 11.2.0
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-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=58356eb31d60dd8994e5067096ef1a09e4d9ceda
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 58356eb31d60dd8994e5067096ef1a09e4d9ceda
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/gpu/drm/tegra/ drivers/gpu/host1x/ drivers/hid/ drivers/irqchip/ drivers/net/ethernet/ti/ drivers/remoteproc/ drivers/scsi/hisi_sas/ security/integrity/ima/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
drivers/net/ethernet/ti/am65-cpsw-nuss.c:1917:55: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct am65_cpsw_ndev_stats [noderef] __percpu *stats @@ got void *data @@
drivers/net/ethernet/ti/am65-cpsw-nuss.c:1917:55: sparse: expected struct am65_cpsw_ndev_stats [noderef] __percpu *stats
drivers/net/ethernet/ti/am65-cpsw-nuss.c:1917:55: sparse: got void *data
drivers/net/ethernet/ti/am65-cpsw-nuss.c:1974:49: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected void *data @@ got struct am65_cpsw_ndev_stats [noderef] __percpu *stats @@
drivers/net/ethernet/ti/am65-cpsw-nuss.c:1974:49: sparse: expected void *data
drivers/net/ethernet/ti/am65-cpsw-nuss.c:1974:49: sparse: got struct am65_cpsw_ndev_stats [noderef] __percpu *stats
>> drivers/net/ethernet/ti/am65-cpsw-nuss.c:2493:17: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] id_temp @@ got restricted __be64 [usertype] @@
drivers/net/ethernet/ti/am65-cpsw-nuss.c:2493:17: sparse: expected unsigned long long [usertype] id_temp
drivers/net/ethernet/ti/am65-cpsw-nuss.c:2493:17: sparse: got restricted __be64 [usertype]
vim +2493 drivers/net/ethernet/ti/am65-cpsw-nuss.c
2462
2463 static int am65_cpsw_nuss_probe(struct platform_device *pdev)
2464 {
2465 struct cpsw_ale_params ale_params = { 0 };
2466 const struct of_device_id *of_id;
2467 struct device *dev = &pdev->dev;
2468 struct am65_cpsw_common *common;
2469 struct device_node *node;
2470 struct resource *res;
2471 struct clk *clk;
2472 u64 id_temp;
2473 int ret, i;
2474
2475 common = devm_kzalloc(dev, sizeof(struct am65_cpsw_common), GFP_KERNEL);
2476 if (!common)
2477 return -ENOMEM;
2478 common->dev = dev;
2479
2480 of_id = of_match_device(am65_cpsw_nuss_of_mtable, dev);
2481 if (!of_id)
2482 return -EINVAL;
2483 common->pdata = *(const struct am65_cpsw_pdata *)of_id->data;
2484
2485 am65_cpsw_nuss_apply_socinfo(common);
2486
2487 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cpsw_nuss");
2488 common->ss_base = devm_ioremap_resource(&pdev->dev, res);
2489 if (IS_ERR(common->ss_base))
2490 return PTR_ERR(common->ss_base);
2491 common->cpsw_base = common->ss_base + AM65_CPSW_CPSW_NU_BASE;
2492 /* Use device's physical base address as switch id */
> 2493 id_temp = cpu_to_be64(res->start);
2494 memcpy(common->switch_id, &id_temp, sizeof(res->start));
2495
2496 node = of_get_child_by_name(dev->of_node, "ethernet-ports");
2497 if (!node)
2498 return -ENOENT;
2499 common->port_num = of_get_child_count(node);
2500 if (common->port_num < 1 || common->port_num > AM65_CPSW_MAX_PORTS)
2501 return -ENOENT;
2502 of_node_put(node);
2503
2504 common->rx_flow_id_base = -1;
2505 init_completion(&common->tdown_complete);
2506 common->tx_ch_num = 1;
2507 common->pf_p0_rx_ptype_rrobin = false;
2508 common->default_vlan = 1;
2509
2510 common->ports = devm_kcalloc(dev, common->port_num,
2511 sizeof(*common->ports),
2512 GFP_KERNEL);
2513 if (!common->ports)
2514 return -ENOMEM;
2515
2516 clk = devm_clk_get(dev, "fck");
2517 if (IS_ERR(clk))
2518 return dev_err_probe(dev, PTR_ERR(clk), "getting fck clock\n");
2519 common->bus_freq = clk_get_rate(clk);
2520
2521 pm_runtime_enable(dev);
2522 ret = pm_runtime_get_sync(dev);
2523 if (ret < 0) {
2524 pm_runtime_put_noidle(dev);
2525 pm_runtime_disable(dev);
2526 return ret;
2527 }
2528
2529 node = of_get_child_by_name(dev->of_node, "mdio");
2530 if (!node) {
2531 dev_warn(dev, "MDIO node not found\n");
2532 } else if (of_device_is_available(node)) {
2533 struct platform_device *mdio_pdev;
2534
2535 mdio_pdev = of_platform_device_create(node, NULL, dev);
2536 if (!mdio_pdev) {
2537 ret = -ENODEV;
2538 goto err_pm_clear;
2539 }
2540
2541 common->mdio_dev = &mdio_pdev->dev;
2542 }
2543 of_node_put(node);
2544
2545 am65_cpsw_nuss_get_ver(common);
2546
2547 /* init tx channels */
2548 ret = am65_cpsw_nuss_init_tx_chns(common);
2549 if (ret)
2550 goto err_of_clear;
2551 ret = am65_cpsw_nuss_init_rx_chns(common);
2552 if (ret)
2553 goto err_of_clear;
2554
2555 ret = am65_cpsw_nuss_init_host_p(common);
2556 if (ret)
2557 goto err_of_clear;
2558
2559 ret = am65_cpsw_nuss_init_slave_ports(common);
2560 if (ret)
2561 goto err_of_clear;
2562
2563 /* init common data */
2564 ale_params.dev = dev;
2565 ale_params.ale_ageout = AM65_CPSW_ALE_AGEOUT_DEFAULT;
2566 ale_params.ale_ports = common->port_num + 1;
2567 ale_params.ale_regs = common->cpsw_base + AM65_CPSW_NU_ALE_BASE;
2568 ale_params.dev_id = common->pdata.ale_dev_id;
2569 ale_params.bus_freq = common->bus_freq;
2570
2571 common->ale = cpsw_ale_create(&ale_params);
2572 if (IS_ERR(common->ale)) {
2573 dev_err(dev, "error initializing ale engine\n");
2574 ret = PTR_ERR(common->ale);
2575 goto err_of_clear;
2576 }
2577
2578 ret = am65_cpsw_init_cpts(common);
2579 if (ret)
2580 goto err_of_clear;
2581
2582 /* init ports */
2583 for (i = 0; i < common->port_num; i++)
2584 am65_cpsw_nuss_slave_disable_unused(&common->ports[i]);
2585
2586 dev_set_drvdata(dev, common);
2587
2588 common->is_emac_mode = true;
2589
2590 ret = am65_cpsw_nuss_init_ndevs(common);
2591 if (ret)
2592 goto err_of_clear;
2593
2594 ret = am65_cpsw_nuss_register_ndevs(common);
2595 if (ret)
2596 goto err_of_clear;
2597
2598 pm_runtime_put(dev);
2599 return 0;
2600
2601 err_of_clear:
2602 of_platform_device_destroy(common->mdio_dev, NULL);
2603 err_pm_clear:
2604 pm_runtime_put_sync(dev);
2605 pm_runtime_disable(dev);
2606 return ret;
2607 }
2608
---
0-DAY CI Kernel Test Service
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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