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Date: Tue, 13 Feb 2024 10:58:23 +0800
From: kernel test robot <lkp@intel.com>
To: Cristian Marussi <cristian.marussi@arm.com>,
	linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
	sudeep.holla@arm.com, vincent.guittot@linaro.org,
	peng.fan@oss.nxp.com, michal.simek@amd.com, quic_sibis@quicinc.com,
	quic_nkela@quicinc.com, souvik.chakravarty@arm.com,
	Cristian Marussi <cristian.marussi@arm.com>
Subject: Re: [PATCH 06/11] firmware: arm_scmi: Implement Clock
 .is_notify_supported callback
Message-ID: <202402131047.2NVZWHma-lkp@intel.com>
References: <20240212123233.1230090-7-cristian.marussi@arm.com>
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In-Reply-To: <20240212123233.1230090-7-cristian.marussi@arm.com>

Hi Cristian,

kernel test robot noticed the following build errors:

[auto build test ERROR on soc/for-next]
[also build test ERROR on linus/master v6.8-rc4 next-20240212]
[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/Cristian-Marussi/firmware-arm_scmi-Check-for-notification-support/20240212-203727
base:   https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next
patch link:    https://lore.kernel.org/r/20240212123233.1230090-7-cristian.marussi%40arm.com
patch subject: [PATCH 06/11] firmware: arm_scmi: Implement Clock .is_notify_supported callback
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20240213/202402131047.2NVZWHma-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project c08b90c50bcac9f3f563c79491c8dbcbe7c3b574)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240213/202402131047.2NVZWHma-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402131047.2NVZWHma-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/firmware/arm_scmi/clock.c:853:8: error: call to undeclared function 'scmi_clock_domain_lookup'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     853 |         clk = scmi_clock_domain_lookup(ci, src_id);
         |               ^
>> drivers/firmware/arm_scmi/clock.c:853:6: error: incompatible integer to pointer conversion assigning to 'struct scmi_clock_info *' from 'int' [-Wint-conversion]
     853 |         clk = scmi_clock_domain_lookup(ci, src_id);
         |             ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   2 errors generated.


vim +/scmi_clock_domain_lookup +853 drivers/firmware/arm_scmi/clock.c

   842	
   843	static bool scmi_clk_notify_supported(const struct scmi_protocol_handle *ph,
   844					      u8 evt_id, u32 src_id)
   845	{
   846		bool supported;
   847		struct scmi_clock_info *clk;
   848		struct clock_info *ci = ph->get_priv(ph);
   849	
   850		if (evt_id >= ARRAY_SIZE(evt_2_cmd))
   851			return false;
   852	
 > 853		clk = scmi_clock_domain_lookup(ci, src_id);
   854		if (IS_ERR(clk))
   855			return false;
   856	
   857		if (evt_id == SCMI_EVENT_CLOCK_RATE_CHANGED)
   858			supported = clk->rate_changed_notifications;
   859		else
   860			supported = clk->rate_change_requested_notifications;
   861	
   862		return supported;
   863	}
   864	

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