Re: [PATCH v5 3/4] i2c: i801: add support of Host Notify

From: kbuild test robot
Date: Tue Mar 15 2016 - 11:36:26 EST


Hi Benjamin,

[auto build test WARNING on input/next]
[also build test WARNING on v4.5 next-20160315]
[cannot apply to wsa/i2c/for-next]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url: https://github.com/0day-ci/linux/commits/Benjamin-Tissoires/i2c-smbus-add-support-for-HOST-NOTIFY/20160315-230340
base: https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git next
config: x86_64-randconfig-x006-201611 (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All warnings (new ones prefixed by >>):

drivers/i2c/busses/i2c-i801.c: In function 'i801_host_notify_isr':
>> drivers/i2c/busses/i2c-i801.c:533:31: warning: passing argument 1 of 'i2c_handle_smbus_host_notify' from incompatible pointer type [-Wincompatible-pointer-types]
i2c_handle_smbus_host_notify(priv->host_notify, addr, data);
^
In file included from drivers/i2c/busses/i2c-i801.c:90:0:
include/linux/i2c-smbus.h:87:19: note: expected 'struct i2c_adapter *' but argument is of type 'struct smbus_host_notify *'
static inline int i2c_handle_smbus_host_notify(struct i2c_adapter *adapter,
^

vim +/i2c_handle_smbus_host_notify +533 drivers/i2c/busses/i2c-i801.c

517 /* Write next byte, except for IRQ after last byte */
518 outb_p(priv->data[++priv->count], SMBBLKDAT(priv));
519 }
520
521 /* Clear BYTE_DONE to continue with next byte */
522 outb_p(SMBHSTSTS_BYTE_DONE, SMBHSTSTS(priv));
523 }
524
525 static irqreturn_t i801_host_notify_isr(struct i801_priv *priv)
526 {
527 unsigned short addr;
528 unsigned int data;
529
530 addr = inb_p(SMBNTFDADD(priv)) >> 1;
531 data = inw_p(SMBNTFDDAT(priv));
532
> 533 i2c_handle_smbus_host_notify(priv->host_notify, addr, data);
534
535 /* clear Host Notify bit and return */
536 outb_p(SMBSLVSTS_HST_NTFY_STS, SMBSLVSTS(priv));
537 return IRQ_HANDLED;
538 }
539
540 /*
541 * There are three kinds of interrupts:

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