tree: git://people.freedesktop.org/~agd5f/linux.git amd-staging-4.7 head: 40e923b4f9d40cf4ef12b6b11b6159813f2172b2 commit: c513f4e4fcad6a663c3306be4f83e469173186fe [1514/1548] drm/amd/dal: refactor aux 3 config: i386-allmodconfig (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: git checkout c513f4e4fcad6a663c3306be4f83e469173186fe # save the attached .config to linux build tree make ARCH=i386

All warnings (new ones prefixed by >>):

drivers/gpu/drm/amd/amdgpu/../dal/dc/i2caux/dce110/aux_engine_dce110.c: In function 'acquire_engine':

...

drivers/gpu/drm/amd/amdgpu/../dal/dc/i2caux/dce110/aux_engine_dce110.c:111:11: warning: unused variable 'counter' [-Wunused-variable]

uint8_t counter = 0; ^~~~~~~ At top level: drivers/gpu/drm/amd/amdgpu/../dal/dc/i2caux/dce110/aux_engine_dce110.c:161:13: warning: 'configure' defined but not used [-Wunused-function] static void configure( ^~~~~~~~~

vim +/counter +111 drivers/gpu/drm/amd/amdgpu/../dal/dc/i2caux/dce110/aux_engine_dce110.c

471b9fe0 Harry Wentland 2015-11-25 95 471b9fe0 Harry Wentland 2015-11-25 96 #define SW_CAN_ACCESS_AUX 1 471b9fe0 Harry Wentland 2015-11-25 97 471b9fe0 Harry Wentland 2015-11-25 98 static bool acquire_engine( 471b9fe0 Harry Wentland 2015-11-25 99 struct aux_engine *engine) 471b9fe0 Harry Wentland 2015-11-25 100 { c513f4e4 Tony Cheng 2016-09-17 101 struct aux_engine_dce110 *aux110 = FROM_AUX_ENGINE(engine); c513f4e4 Tony Cheng 2016-09-17 102 bool acquire_reset = true; /*DCE11 = 1, DCE8 = 0 */ 471b9fe0 Harry Wentland 2015-11-25 103 471b9fe0 Harry Wentland 2015-11-25 104 /* enable AUX before request SW to access AUX */ c513f4e4 Tony Cheng 2016-09-17 105 uint32_t value = REG_READ(AUX_CONTROL); c513f4e4 Tony Cheng 2016-09-17 106 uint32_t field = get_reg_field_value(value, 471b9fe0 Harry Wentland 2015-11-25 107 AUX_CONTROL, 471b9fe0 Harry Wentland 2015-11-25 108 AUX_EN); 471b9fe0 Harry Wentland 2015-11-25 109 471b9fe0 Harry Wentland 2015-11-25 110 if (field == 0) { 471b9fe0 Harry Wentland 2015-11-25 @111 uint8_t counter = 0; 471b9fe0 Harry Wentland 2015-11-25 112 471b9fe0 Harry Wentland 2015-11-25 113 set_reg_field_value( 471b9fe0 Harry Wentland 2015-11-25 114 value, 471b9fe0 Harry Wentland 2015-11-25 115 1, 471b9fe0 Harry Wentland 2015-11-25 116 AUX_CONTROL, 471b9fe0 Harry Wentland 2015-11-25 117 AUX_EN); 471b9fe0 Harry Wentland 2015-11-25 118 c513f4e4 Tony Cheng 2016-09-17 119 if (acquire_reset) {

:::::: The code at line 111 was first introduced by commit :::::: 471b9fe0f46473b03141a1cda8301ee6e2ad0fdd drm/amd/dal: Add dal display driver

:::::: TO: Harry Wentland harry.wentland@amd.com :::::: CC: Alex Deucher alexander.deucher@amd.com

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