linux-kernel - Re: [PATCH V6 4/4] media: ti: vpe: Add the VIP driver

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Message-ID: <202511231502.YcimpKQJ-lkp@intel.com>
Date: Sun, 23 Nov 2025 16:10:00 +0800
From: kernel test robot <lkp@...el.com>
To: Yemike Abhilash Chandra <y-abhilashchandra@...com>, mchehab@...nel.org,
	robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
	hverkuil+cisco@...nel.org
Cc: oe-kbuild-all@...ts.linux.dev, sakari.ailus@...ux.intel.com,
	bparrot@...com, jai.luthra@...asonboard.com, dale@...nsworth.org,
	linux-media@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, u-kumar1@...com,
	y-abhilashchandra@...com, Sukrut Bellary <sbellary@...libre.com>
Subject: Re: [PATCH V6 4/4] media: ti: vpe: Add the VIP driver

Hi Yemike,

kernel test robot noticed the following build warnings:

[auto build test WARNING on robh/for-next]
[also build test WARNING on linuxtv-media-pending/master sailus-media-tree/master linus/master v6.18-rc6 next-20251121]
[cannot apply to sailus-media-tree/streams]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Yemike-Abhilash-Chandra/media-ti-vpe-Re-introduce-multi-instance-and-multi-client-support/20251120-171336
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20251120091030.2081594-5-y-abhilashchandra%40ti.com
patch subject: [PATCH V6 4/4] media: ti: vpe: Add the VIP driver
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20251123/202511231502.YcimpKQJ-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251123/202511231502.YcimpKQJ-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
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202511231502.YcimpKQJ-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/media/platform/ti/vpe/vip.c: In function 'enable_irqs':
>> drivers/media/platform/ti/vpe/vip.c:78:47: warning: conversion from 'long unsigned int' to 'u32' {aka 'unsigned int'} changes value from '18446744073709551471' to '4294967151' [-Woverflow]
      78 | #define reg_write(dev, offset, val) iowrite32((val), (dev)->base + (offset))
         |                                               ^~~~~
   drivers/media/platform/ti/vpe/vip.c:776:9: note: in expansion of macro 'reg_write'
     776 |         reg_write(parser, VIP_PARSER_FIQ_MASK, ~PARSER_IRQ_MASK);
         |         ^~~~~~~~~


vim +78 drivers/media/platform/ti/vpe/vip.c

    76	
    77	#define reg_read(dev, offset) ioread32((dev)->base + (offset))
  > 78	#define reg_write(dev, offset, val) iowrite32((val), (dev)->base + (offset))
    79	

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