[radeon-alex:amd-staging-4.7 1526/1548] drivers/gpu/drm/amd/amdgpu/../dal/dc/dce110/dce110_link_encoder.c:1937:3: warning: ISO C90 forbids mixed declarations and code

[kbuild test robot]

tree:   git://people.freedesktop.org/~agd5f/linux.git amd-staging-4.7
head:   40e923b4f9d40cf4ef12b6b11b6159813f2172b2
commit: bb9e422aaea65f70f6445f8b40af9f52fab64f15 [1526/1548] drm/amd/dal: Enable DMCU after S3
config: i386-allmodconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        git checkout bb9e422aaea65f70f6445f8b40af9f52fab64f15
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/amd/amdgpu/../dal/dc/dce110/dce110_link_encoder.c: In function 'dce110_link_encoder_init_dmcu_backlight_settings':
>> drivers/gpu/drm/amd/amdgpu/../dal/dc/dce110/dce110_link_encoder.c:1937:3: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]
      uint32_t pwmSeqRefDiv;
      ^~~~~~~~

vim +1937 drivers/gpu/drm/amd/amdgpu/../dal/dc/dce110/dce110_link_encoder.c

  1921						pwmSeqRefDiv,
  1922						stored_backlight_registers.
  1923						vLVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV,
  1924						LVTMA_PWRSEQ_REF_DIV,
  1925						BL_PWM_REF_DIV);
  1926				dm_write_reg(ctx, BL_REG(LVTMA_PWRSEQ_REF_DIV),
  1927						pwmSeqRefDiv);
  1928			}
  1929		} else {
  1930			stored_backlight_registers.vBL_PWM_CNTL =
  1931					dm_read_reg(ctx, BL_REG(BL_PWM_CNTL));
  1932			stored_backlight_registers.vBL_PWM_CNTL2 =
  1933					dm_read_reg(ctx, BL_REG(BL_PWM_CNTL2));
  1934			stored_backlight_registers.vBL_PWM_PERIOD_CNTL =
  1935					dm_read_reg(ctx, BL_REG(BL_PWM_PERIOD_CNTL));
  1936	
> 1937			uint32_t pwmSeqRefDiv;
  1938	
  1939			pwmSeqRefDiv = dm_read_reg(ctx, BL_REG(LVTMA_PWRSEQ_REF_DIV));
  1940			stored_backlight_registers.
  1941					vLVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV =
  1942					get_reg_field_value(pwmSeqRefDiv,
  1943					LVTMA_PWRSEQ_REF_DIV, BL_PWM_REF_DIV);
  1944		}
  1945	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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