[linux-next:master 11569/15343] drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c:1931:32-50: opportunity for str_on_off(mes -> dbgext_active)

[linux-next:master 11569/15343] drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c:1931:32-50: opportunity for str_on_off(mes -> dbgext_active)

[kernel test robot]

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Yongqiang Sun <Yongqiang.Sun@amd.com>
CC: Alex Deucher <alexander.deucher@amd.com>
CC: Shaoyun Liu <Shaoyun.Liu@amd.com>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   aac26bee2287c88af5be5a5ff96d783b19a28790
commit: a367f2657fd6bce9ad5eb23a04619ac449cc3685 [11569/15343] drm/amdgpu: add mes_dbgext core support
:::::: branch date: 4 hours ago
:::::: commit date: 7 days ago
config: x86_64-randconfig-2100-20261008 (https://download.01.org/0day-ci/archive/20261008/202610081540.BPLUol7s-lkp@intel.com/config)
compiler: clang version 22.1.8 (https://github.com/llvm/llvm-project ca7933e47d3a3451d81e72ac174dcb5aa28b59d1)

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>
| Reported-by: Julia Lawall <julia.lawall@inria.fr>
| Closes: https://lore.kernel.org/r/202610081540.BPLUol7s-lkp@intel.com/

cocci warnings: (new ones prefixed by >>)
>> drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c:1931:32-50: opportunity for str_on_off(mes -> dbgext_active)

vim +1931 drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c

b2662d4cc4ce2d shaoyunl      2023-11-23  1914  
a367f2657fd6bc Yongqiang Sun 2026-09-18  1915  /*
a367f2657fd6bc Yongqiang Sun 2026-09-18  1916   * Runtime on/off switch for the MES firmware debug extension.
a367f2657fd6bc Yongqiang Sun 2026-09-18  1917   *
a367f2657fd6bc Yongqiang Sun 2026-09-18  1918   *   cat  <debugfs>/amdgpu_mes_dbgext   -> current state / size / mode
a367f2657fd6bc Yongqiang Sun 2026-09-18  1919   *   echo 1 > <debugfs>/amdgpu_mes_dbgext   -> enable
a367f2657fd6bc Yongqiang Sun 2026-09-18  1920   *   echo 0 > <debugfs>/amdgpu_mes_dbgext   -> disable
a367f2657fd6bc Yongqiang Sun 2026-09-18  1921   *
a367f2657fd6bc Yongqiang Sun 2026-09-18  1922   * When enabled with no boot-time size (mes_dbgext_buffer_size=0) a default
a367f2657fd6bc Yongqiang Sun 2026-09-18  1923   * buffer size is used; the collection method still follows mes_dbgext_options.
a367f2657fd6bc Yongqiang Sun 2026-09-18  1924   */
a367f2657fd6bc Yongqiang Sun 2026-09-18  1925  static int amdgpu_debugfs_mes_dbgext_show(struct seq_file *m, void *unused)
a367f2657fd6bc Yongqiang Sun 2026-09-18  1926  {
a367f2657fd6bc Yongqiang Sun 2026-09-18  1927  	struct amdgpu_device *adev = m->private;
a367f2657fd6bc Yongqiang Sun 2026-09-18  1928  	struct amdgpu_mes *mes = &adev->mes;
a367f2657fd6bc Yongqiang Sun 2026-09-18  1929  
a367f2657fd6bc Yongqiang Sun 2026-09-18  1930  	mutex_lock(&mes->dbgext_lock);
a367f2657fd6bc Yongqiang Sun 2026-09-18 @1931  	seq_printf(m, "state:   %s\n", mes->dbgext_active ? "on" : "off");
a367f2657fd6bc Yongqiang Sun 2026-09-18  1932  	seq_printf(m, "size:    %u KB x %u xcc\n", mes->dbgext_log_size / SZ_1K,
a367f2657fd6bc Yongqiang Sun 2026-09-18  1933  		   mes->dbgext_num_xcc ? mes->dbgext_num_xcc : 1);
a367f2657fd6bc Yongqiang Sun 2026-09-18  1934  	seq_printf(m, "mode:    %s\n",
a367f2657fd6bc Yongqiang Sun 2026-09-18  1935  		   mes->dbgext_use_irq ? "interrupt" : "polling");
a367f2657fd6bc Yongqiang Sun 2026-09-18  1936  	seq_printf(m, "options: 0x%llx\n", mes->dbgext_log_options);
a367f2657fd6bc Yongqiang Sun 2026-09-18  1937  	mutex_unlock(&mes->dbgext_lock);
b2662d4cc4ce2d shaoyunl      2023-11-23  1938  
a367f2657fd6bc Yongqiang Sun 2026-09-18  1939  	return 0;
a367f2657fd6bc Yongqiang Sun 2026-09-18  1940  }
a367f2657fd6bc Yongqiang Sun 2026-09-18  1941  

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