Messages in this thread | | | Date | Mon, 21 Feb 2022 10:12:02 +0800 | From | kernel test robot <> | Subject | [agd5f:drm-next-5.18 65/86] drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn316/dcn316_smu.c:114:5: warning: no previous prototype for 'dcn316_smu_send_msg_with_param' |
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tree: https://gitlab.freedesktop.org/agd5f/linux.git drm-next-5.18 head: b63c54d978236dd6014cf2ffba96d626e97c915c commit: c477eaa6a79da6af7e59f74e69af7d6b3af52a23 [65/86] drm/amd/display: Add DCN316 resource and SMU clock manager config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20220221/202202211018.P5xaC86f-lkp@intel.com/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): git remote add agd5f https://gitlab.freedesktop.org/agd5f/linux.git git fetch --no-tags agd5f drm-next-5.18 git checkout c477eaa6a79da6af7e59f74e69af7d6b3af52a23 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn316/dcn316_smu.c:114:5: warning: no previous prototype for 'dcn316_smu_send_msg_with_param' [-Wmissing-prototypes] 114 | int dcn316_smu_send_msg_with_param( | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn316/dcn316_smu.c:171:5: warning: no previous prototype for 'dcn316_smu_set_voltage_via_phyclk' [-Wmissing-prototypes] 171 | int dcn316_smu_set_voltage_via_phyclk(struct clk_mgr_internal *clk_mgr, int requested_phyclk_khz) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32, from drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn316/dcn316_smu.c:26: drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:127:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=] 127 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA"; | ^~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:124:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=] 124 | static const uint8_t DP_SINK_DEVICE_STR_ID_2[] = {7, 1, 8, 7, 5, 0}; | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:123:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=] 123 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0}; | ^~~~~~~~~~~~~~~~~~~~~~~ -- In file included from drivers/gpu/drm/amd/amdgpu/../display/dmub/dmub_srv.h:67, from drivers/gpu/drm/amd/amdgpu/../display/dc/dc_dmub_srv.h:30, from drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c:41: drivers/gpu/drm/amd/amdgpu/../display/dmub/inc/dmub_cmd.h: In function 'dmub_rb_flush_pending': drivers/gpu/drm/amd/amdgpu/../display/dmub/inc/dmub_cmd.h:2921:12: warning: variable 'temp' set but not used [-Wunused-but-set-variable] 2921 | uint64_t temp; | ^~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c: At top level: >> drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c:488:6: warning: no previous prototype for 'dcn316_clk_mgr_helper_populate_bw_params' [-Wmissing-prototypes] 488 | void dcn316_clk_mgr_helper_populate_bw_params( | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/core_types.h:32, from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/resource.h:28, from drivers/gpu/drm/amd/amdgpu/../display/dc/inc/hw/clk_mgr_internal.h:36, from drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c:29: drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:127:22: warning: 'SYNAPTICS_DEVICE_ID' defined but not used [-Wunused-const-variable=] 127 | static const uint8_t SYNAPTICS_DEVICE_ID[] = "SYNA"; | ^~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:124:22: warning: 'DP_SINK_DEVICE_STR_ID_2' defined but not used [-Wunused-const-variable=] 124 | static const uint8_t DP_SINK_DEVICE_STR_ID_2[] = {7, 1, 8, 7, 5, 0}; | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/ddc_service_types.h:123:22: warning: 'DP_SINK_DEVICE_STR_ID_1' defined but not used [-Wunused-const-variable=] 123 | static const uint8_t DP_SINK_DEVICE_STR_ID_1[] = {7, 1, 8, 7, 3, 0}; | ^~~~~~~~~~~~~~~~~~~~~~~
vim +/dcn316_smu_send_msg_with_param +114 drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn316/dcn316_smu.c
113 > 114 int dcn316_smu_send_msg_with_param( 115 struct clk_mgr_internal *clk_mgr, 116 unsigned int msg_id, unsigned int param) 117 { 118 uint32_t result; 119 120 result = dcn316_smu_wait_for_response(clk_mgr, 10, 200000); 121 ASSERT(result == VBIOSSMC_Result_OK); 122 123 if (result == VBIOSSMC_Status_BUSY) { 124 return -1; 125 } 126 127 /* First clear response register */ 128 REG_WRITE(MP1_SMN_C2PMSG_91, VBIOSSMC_Status_BUSY); 129 130 /* Set the parameter register for the SMU message, unit is Mhz */ 131 REG_WRITE(MP1_SMN_C2PMSG_83, param); 132 133 /* Trigger the message transaction by writing the message ID */ 134 REG_WRITE(MP1_SMN_C2PMSG_67, msg_id); 135 136 result = dcn316_smu_wait_for_response(clk_mgr, 10, 200000); 137 138 if (result == VBIOSSMC_Status_BUSY) { 139 ASSERT(0); 140 dm_helpers_smu_timeout(CTX, msg_id, param, 10 * 200000); 141 } 142 143 return REG_READ(MP1_SMN_C2PMSG_83); 144 } 145 146 int dcn316_smu_get_smu_version(struct clk_mgr_internal *clk_mgr) 147 { 148 return dcn316_smu_send_msg_with_param( 149 clk_mgr, 150 VBIOSSMC_MSG_GetPmfwVersion, 151 0); 152 } 153 154 155 int dcn316_smu_set_dispclk(struct clk_mgr_internal *clk_mgr, int requested_dispclk_khz) 156 { 157 int actual_dispclk_set_mhz = -1; 158 159 if (!clk_mgr->smu_present) 160 return requested_dispclk_khz; 161 162 /* Unit of SMU msg parameter is Mhz */ 163 actual_dispclk_set_mhz = dcn316_smu_send_msg_with_param( 164 clk_mgr, 165 VBIOSSMC_MSG_SetDispclkFreq, 166 khz_to_mhz_ceil(requested_dispclk_khz)); 167 168 return actual_dispclk_set_mhz * 1000; 169 } 170 > 171 int dcn316_smu_set_voltage_via_phyclk(struct clk_mgr_internal *clk_mgr, int requested_phyclk_khz) 172 { 173 int actual_phypclk_set_mhz = -1; 174 175 if (!clk_mgr->smu_present && requested_phyclk_khz) 176 return requested_phyclk_khz; 177 178 /* Unit of SMU msg parameter is Mhz */ 179 actual_phypclk_set_mhz = dcn316_smu_send_msg_with_param( 180 clk_mgr, 181 VBIOSSMC_MSG_SetPhyclkVoltageByFreq, 182 khz_to_mhz_ceil(requested_phyclk_khz)); 183 184 return actual_phypclk_set_mhz * 1000; 185 } 186
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