Re: [PATCH v3 2/2] drm: bridge: cdns-mhdp8546: Enable HDCP

From: kernel test robot
Date: Wed Mar 17 2021 - 20:42:43 EST


Hi Parshuram,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on robh/for-next]
[also build test WARNING on linux/master linus/master v5.12-rc3 next-20210317]
[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]

url: https://github.com/0day-ci/linux/commits/Parshuram-Thombare/enable-HDCP-in-Cadence-MHDP-bridge-driver/20210318-000928
base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: x86_64-randconfig-s022-20210317 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-277-gc089cd2d-dirty
# https://github.com/0day-ci/linux/commit/9c8eb15a5059a553e08304619775dd7af4394eb1
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Parshuram-Thombare/enable-HDCP-in-Cadence-MHDP-bridge-driver/20210318-000928
git checkout 9c8eb15a5059a553e08304619775dd7af4394eb1
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>


sparse warnings: (new ones prefixed by >>)
>> drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-hdcp.c:502:5: sparse: sparse: symbol 'cdns_mhdp_hdcp_set_lc' was not declared. Should it be static?
>> drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-hdcp.c:516:1: sparse: sparse: symbol 'cdns_mhdp_hdcp_set_public_key_params' was not declared. Should it be static?

Please review and possibly fold the followup patch.

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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