tree: git://people.freedesktop.org/~agd5f/linux.git drm-next-4.20-wip head: 6abc0c8f8cf3e0c47707b01f027f9f9b9aa75646 commit: dd73043534515c1b8bf31f78f0e9945f5d95e0e6 [165/258] drm/amd/display: implement DPMS DTN test v2 config: i386-randconfig-j3-201835 (attached as .config) compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4 reproduce: git checkout dd73043534515c1b8bf31f78f0e9945f5d95e0e6 # save the attached .config to linux build tree make ARCH=i386

All warnings (new ones prefixed by >>):

drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer_debug.c: In function 'dcn10_get_hubbub_state':

...

drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer_debug.c:74:9: warning: missing braces around initializer [-Wmissing-braces]

struct dcn_hubbub_wm wm = {0}; ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer_debug.c:74:9: warning: (near initialization for 'wm.sets') [-Wmissing-braces]

vim +74 drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer_debug.c

70 71 static unsigned int dcn10_get_hubbub_state(struct dc *dc, char *pBuf, unsigned int bufSize) 72 { 73 struct dc_context *dc_ctx = dc->ctx;

74 struct dcn_hubbub_wm wm = {0};

75 int i; 76 77 unsigned int chars_printed = 0; 78 unsigned int remaining_buffer = bufSize; 79 80 const uint32_t ref_clk_mhz = dc_ctx->dc->res_pool->ref_clock_inKhz / 1000; 81 static const unsigned int frac = 1000; 82 83 hubbub1_wm_read_state(dc->res_pool->hubbub, &wm); 84 85 chars_printed = snprintf_count(pBuf, remaining_buffer, "wm_set_index,data_urgent,pte_meta_urgent,sr_enter,sr_exit,dram_clk_chanage\n"); 86 remaining_buffer -= chars_printed; 87 pBuf += chars_printed; 88 89 for (i = 0; i < 4; i++) { 90 struct dcn_hubbub_wm_set *s; 91 92 s = &wm.sets[i]; 93 94 chars_printed = snprintf_count(pBuf, remaining_buffer, "%x,%d.%03d,%d.%03d,%d.%03d,%d.%03d,%d.%03d\n", 95 s->wm_set, 96 (s->data_urgent * frac) / ref_clk_mhz / frac, (s->data_urgent * frac) / ref_clk_mhz % frac, 97 (s->pte_meta_urgent * frac) / ref_clk_mhz / frac, (s->pte_meta_urgent * frac) / ref_clk_mhz % frac, 98 (s->sr_enter * frac) / ref_clk_mhz / frac, (s->sr_enter * frac) / ref_clk_mhz % frac, 99 (s->sr_exit * frac) / ref_clk_mhz / frac, (s->sr_exit * frac) / ref_clk_mhz % frac, 100 (s->dram_clk_chanage * frac) / ref_clk_mhz / frac, (s->dram_clk_chanage * frac) / ref_clk_mhz % frac); 101 remaining_buffer -= chars_printed; 102 pBuf += chars_printed; 103 } 104 105 return bufSize - remaining_buffer; 106 } 107

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