From: kernel test robot <lkp@intel.com>
To: guilhermeivo <guilhermeivob@gmail.com>,
harry.wentland@amd.com, sunpeng.li@amd.com, siqueira@igalia.com,
alexander.deucher@amd.com, christian.koenig@amd.com,
airlied@gmail.com, simona@ffwll.ch
Cc: oe-kbuild-all@lists.linux.dev, guilherme.bozi@usp.br,
linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org,
dri-devel@lists.freedesktop.org,
guilhermeivo <guilhermeivob@gmail.com>
Subject: Re: [PATCH] drm/amd/display: Deduplicate DCN DDC register assignment
Date: Sun, 22 Mar 2026 08:37:15 +0100 [thread overview]
Message-ID: <202603220836.BdJJniAx-lkp@intel.com> (raw)
In-Reply-To: <20260321015654.105059-1-guilhermeivob@gmail.com>
Hi guilhermeivo,
kernel test robot noticed the following build errors:
[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on linus/master v7.0-rc4 next-20260320]
[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/guilhermeivo/drm-amd-display-Deduplicate-DCN-DDC-register-assignment/20260322-024236
base: https://gitlab.freedesktop.org/drm/misc/kernel.git drm-misc-next
patch link: https://lore.kernel.org/r/20260321015654.105059-1-guilhermeivob%40gmail.com
patch subject: [PATCH] drm/amd/display: Deduplicate DCN DDC register assignment
config: x86_64-rhel-9.4-ltp (https://download.01.org/0day-ci/archive/20260322/202603220836.BdJJniAx-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260322/202603220836.BdJJniAx-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/202603220836.BdJJniAx-lkp@intel.com/
All error/warnings (new ones prefixed by >>):
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/hw_factory_dcn20.c:35:
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:15:30: warning: 'struct ddc_mask' declared inside parameter list will not be visible outside of this definition or declaration
15 | const struct ddc_mask *mask)
| ^~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:14:30: warning: 'struct ddc_shift' declared inside parameter list will not be visible outside of this definition or declaration
14 | const struct ddc_shift *shift,
| ^~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:35:29: error: invalid use of undefined type 'struct ddc_shift'
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:35:21: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_shift *' [-Wincompatible-pointer-types]
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:36:27: error: invalid use of undefined type 'struct ddc_mask'
36 | ddc->masks = &mask[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:36:20: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_mask *' [-Wincompatible-pointer-types]
36 | ddc->masks = &mask[en];
| ^
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/hw_factory_dcn20.c: In function 'define_ddc_registers':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/hw_factory_dcn20.c:191:17: error: passing argument 5 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
191 | ddc_shift,
| ^~~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *'
14 | const struct ddc_shift *shift,
| ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/hw_factory_dcn20.c:192:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
192 | ddc_mask);
| ^~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *'
15 | const struct ddc_mask *mask)
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~
--
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/hw_factory_dcn21.c:35:
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:15:30: warning: 'struct ddc_mask' declared inside parameter list will not be visible outside of this definition or declaration
15 | const struct ddc_mask *mask)
| ^~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:14:30: warning: 'struct ddc_shift' declared inside parameter list will not be visible outside of this definition or declaration
14 | const struct ddc_shift *shift,
| ^~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:35:29: error: invalid use of undefined type 'struct ddc_shift'
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:35:21: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_shift *' [-Wincompatible-pointer-types]
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:36:27: error: invalid use of undefined type 'struct ddc_mask'
36 | ddc->masks = &mask[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:36:20: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_mask *' [-Wincompatible-pointer-types]
36 | ddc->masks = &mask[en];
| ^
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/hw_factory_dcn21.c: In function 'define_ddc_registers':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/hw_factory_dcn21.c:179:17: error: passing argument 5 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
179 | ddc_shift,
| ^~~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *'
14 | const struct ddc_shift *shift,
| ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/hw_factory_dcn21.c:180:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
180 | ddc_mask);
| ^~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *'
15 | const struct ddc_mask *mask)
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~
--
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/hw_factory_dcn30.c:35:
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:15:30: warning: 'struct ddc_mask' declared inside parameter list will not be visible outside of this definition or declaration
15 | const struct ddc_mask *mask)
| ^~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:14:30: warning: 'struct ddc_shift' declared inside parameter list will not be visible outside of this definition or declaration
14 | const struct ddc_shift *shift,
| ^~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:35:29: error: invalid use of undefined type 'struct ddc_shift'
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:35:21: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_shift *' [-Wincompatible-pointer-types]
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:36:27: error: invalid use of undefined type 'struct ddc_mask'
36 | ddc->masks = &mask[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:36:20: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_mask *' [-Wincompatible-pointer-types]
36 | ddc->masks = &mask[en];
| ^
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/hw_factory_dcn30.c: In function 'define_ddc_registers':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/hw_factory_dcn30.c:208:17: error: passing argument 5 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
208 | ddc_shift,
| ^~~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *'
14 | const struct ddc_shift *shift,
| ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/hw_factory_dcn30.c:209:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
209 | ddc_mask);
| ^~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *'
15 | const struct ddc_mask *mask)
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~
--
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/hw_factory_dcn315.c:35:
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:15:30: warning: 'struct ddc_mask' declared inside parameter list will not be visible outside of this definition or declaration
15 | const struct ddc_mask *mask)
| ^~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:14:30: warning: 'struct ddc_shift' declared inside parameter list will not be visible outside of this definition or declaration
14 | const struct ddc_shift *shift,
| ^~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:35:29: error: invalid use of undefined type 'struct ddc_shift'
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:35:21: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_shift *' [-Wincompatible-pointer-types]
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:36:27: error: invalid use of undefined type 'struct ddc_mask'
36 | ddc->masks = &mask[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:36:20: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_mask *' [-Wincompatible-pointer-types]
36 | ddc->masks = &mask[en];
| ^
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/hw_factory_dcn315.c: In function 'define_ddc_registers':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/hw_factory_dcn315.c:200:17: error: passing argument 5 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
200 | ddc_shift,
| ^~~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *'
14 | const struct ddc_shift *shift,
| ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/hw_factory_dcn315.c:201:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
201 | ddc_mask);
| ^~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *'
15 | const struct ddc_mask *mask)
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~
--
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/hw_factory_dcn32.c:35:
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:15:30: warning: 'struct ddc_mask' declared inside parameter list will not be visible outside of this definition or declaration
15 | const struct ddc_mask *mask)
| ^~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:14:30: warning: 'struct ddc_shift' declared inside parameter list will not be visible outside of this definition or declaration
14 | const struct ddc_shift *shift,
| ^~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:35:29: error: invalid use of undefined type 'struct ddc_shift'
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:35:21: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_shift *' [-Wincompatible-pointer-types]
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:36:27: error: invalid use of undefined type 'struct ddc_mask'
36 | ddc->masks = &mask[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:36:20: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_mask *' [-Wincompatible-pointer-types]
36 | ddc->masks = &mask[en];
| ^
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/hw_factory_dcn32.c: In function 'define_ddc_registers':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/hw_factory_dcn32.c:212:17: error: passing argument 5 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
212 | ddc_shift,
| ^~~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *'
14 | const struct ddc_shift *shift,
| ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/hw_factory_dcn32.c:213:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
213 | ddc_mask);
| ^~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *'
15 | const struct ddc_mask *mask)
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~
--
In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/hw_factory_dcn401.c:15:
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:15:30: warning: 'struct ddc_mask' declared inside parameter list will not be visible outside of this definition or declaration
15 | const struct ddc_mask *mask)
| ^~~~~~~~
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:14:30: warning: 'struct ddc_shift' declared inside parameter list will not be visible outside of this definition or declaration
14 | const struct ddc_shift *shift,
| ^~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:35:29: error: invalid use of undefined type 'struct ddc_shift'
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:35:21: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_shift *' [-Wincompatible-pointer-types]
35 | ddc->shifts = &shift[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:36:27: error: invalid use of undefined type 'struct ddc_mask'
36 | ddc->masks = &mask[en];
| ^
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:36:20: error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer type 'const struct ddc_mask *' [-Wincompatible-pointer-types]
36 | ddc->masks = &mask[en];
| ^
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/hw_factory_dcn401.c: In function 'define_ddc_registers':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/hw_factory_dcn401.c:203:17: error: passing argument 5 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
203 | ddc_shift,
| ^~~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *'
14 | const struct ddc_shift *shift,
| ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/hw_factory_dcn401.c:204:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types]
204 | ddc_mask);
| ^~~~~~~~
| |
| const struct ddc_sh_mask *
drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *'
15 | const struct ddc_mask *mask)
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~
vim +35 drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h
8
9 static inline void dcn_define_ddc_registers_common(
10 struct hw_gpio_pin *pin,
11 uint32_t en,
12 const struct ddc_registers *data_regs,
13 const struct ddc_registers *clk_regs,
> 14 const struct ddc_shift *shift,
> 15 const struct ddc_mask *mask)
16 {
17 struct hw_ddc *ddc = HW_DDC_FROM_BASE(pin);
18
19 switch (pin->id) {
20 case GPIO_ID_DDC_DATA:
21 ddc->regs = &data_regs[en];
22 ddc->base.regs = &data_regs[en].gpio;
23 break;
24
25 case GPIO_ID_DDC_CLOCK:
26 ddc->regs = &clk_regs[en];
27 ddc->base.regs = &clk_regs[en].gpio;
28 break;
29
30 default:
31 ASSERT_CRITICAL(false);
32 return;
33 }
34
> 35 ddc->shifts = &shift[en];
> 36 ddc->masks = &mask[en];
37 }
38
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2026-03-22 7:37 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-21 1:56 [PATCH] drm/amd/display: Deduplicate DCN DDC register assignment guilhermeivo
2026-03-22 7:28 ` kernel test robot
2026-03-22 7:37 ` kernel test robot [this message]
2026-03-22 8:22 ` kernel test robot
-- strict thread matches above, loose matches on Subject: below --
2026-02-17 22:35 Guilherme Ivo Bozi
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