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Date: Thu, 11 Nov 2021 23:38:44 +0800
From: kernel test robot <lkp@...el.com>
To: Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
"Rafael J. Wysocki" <rjw@...ysocki.net>
Subject: drivers/thermal/intel/int340x_thermal/processor_thermal_mbox.c:79:16:
error: implicit declaration of function 'readq'; did you mean 'readl'?
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: debe436e77c72fcee804fb867f275e6d31aa999c
commit: aeb58c860dc516794fdf7ff89d96ead2644d5889 thermal/drivers/int340x: processor_thermal: Suppot 64 bit RFIM responses
date: 7 days ago
config: i386-debian-10.3 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=aeb58c860dc516794fdf7ff89d96ead2644d5889
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout aeb58c860dc516794fdf7ff89d96ead2644d5889
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
drivers/thermal/intel/int340x_thermal/processor_thermal_mbox.c: In function 'send_mbox_cmd':
>> drivers/thermal/intel/int340x_thermal/processor_thermal_mbox.c:79:16: error: implicit declaration of function 'readq'; did you mean 'readl'? [-Werror=implicit-function-declaration]
79 | *cmd_resp = readq((void __iomem *) (proc_priv->mmio_base + MBOX_OFFSET_DATA));
| ^~~~~
| readl
cc1: some warnings being treated as errors
vim +79 drivers/thermal/intel/int340x_thermal/processor_thermal_mbox.c
25
26 static int send_mbox_cmd(struct pci_dev *pdev, u16 cmd_id, u32 cmd_data, u64 *cmd_resp)
27 {
28 struct proc_thermal_device *proc_priv;
29 u32 retries, data;
30 int ret;
31
32 mutex_lock(&mbox_lock);
33 proc_priv = pci_get_drvdata(pdev);
34
35 /* Poll for rb bit == 0 */
36 retries = MBOX_RETRY_COUNT;
37 do {
38 data = readl((void __iomem *) (proc_priv->mmio_base + MBOX_OFFSET_INTERFACE));
39 if (data & BIT_ULL(MBOX_BUSY_BIT)) {
40 ret = -EBUSY;
41 continue;
42 }
43 ret = 0;
44 break;
45 } while (--retries);
46
47 if (ret)
48 goto unlock_mbox;
49
50 if (cmd_id == MBOX_CMD_WORKLOAD_TYPE_WRITE)
51 writel(cmd_data, (void __iomem *) ((proc_priv->mmio_base + MBOX_OFFSET_DATA)));
52
53 /* Write command register */
54 data = BIT_ULL(MBOX_BUSY_BIT) | cmd_id;
55 writel(data, (void __iomem *) ((proc_priv->mmio_base + MBOX_OFFSET_INTERFACE)));
56
57 /* Poll for rb bit == 0 */
58 retries = MBOX_RETRY_COUNT;
59 do {
60 data = readl((void __iomem *) (proc_priv->mmio_base + MBOX_OFFSET_INTERFACE));
61 if (data & BIT_ULL(MBOX_BUSY_BIT)) {
62 ret = -EBUSY;
63 continue;
64 }
65
66 if (data) {
67 ret = -ENXIO;
68 goto unlock_mbox;
69 }
70
71 ret = 0;
72
73 if (!cmd_resp)
74 break;
75
76 if (cmd_id == MBOX_CMD_WORKLOAD_TYPE_READ)
77 *cmd_resp = readl((void __iomem *) (proc_priv->mmio_base + MBOX_OFFSET_DATA));
78 else
> 79 *cmd_resp = readq((void __iomem *) (proc_priv->mmio_base + MBOX_OFFSET_DATA));
80
81 break;
82 } while (--retries);
83
84 unlock_mbox:
85 mutex_unlock(&mbox_lock);
86 return ret;
87 }
88
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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