tree: git://people.freedesktop.org/~agd5f/linux.git amd-staging-drm-next head: d0987b4ee380e9d814052071c939b38a74a34ab1 commit: 999555e0e0e9580c61715c55b32e123fe0f4c925 [593/600] drm/amd/display: Initialize data structure for DalMpVisualConfirm. reproduce: # apt-get install sparse git checkout 999555e0e0e9580c61715c55b32e123fe0f4c925 make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ :::::: branch date: 19 hours ago :::::: commit date: 21 hours ago

drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c:63:6: sparse: symbol 'print_microsec' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c:88:6: sparse: symbol 'dcn10_log_hubbub_state' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c:230:6: sparse: symbol 'dcn10_log_hw_state' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c:1828:6: sparse: symbol 'build_prescale_params' was not declared. Should it be static?

...

drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c:1869:42: sparse: missing braces around initializer

git remote add radeon-alex git://people.freedesktop.org/~agd5f/linux.git git remote update radeon-alex git checkout 999555e0e0e9580c61715c55b32e123fe0f4c925 vim +1869 drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c

480bd0cf4 Yongqiang Sun 2017-11-08 1865 3ad818578 Eric Bernstein 2018-05-16 1866 static void dcn10_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx) 480bd0cf4 Yongqiang Sun 2017-11-08 1867 { 480bd0cf4 Yongqiang Sun 2017-11-08 1868 struct hubp *hubp = pipe_ctx->plane_res.hubp; 999555e0e Hugo Hu 2018-07-03 @1869 struct mpcc_blnd_cfg blnd_cfg = {0}; feb4a3cd8 Eric Bernstein 2017-11-06 1870 bool per_pixel_alpha = pipe_ctx->plane_state->per_pixel_alpha && pipe_ctx->bottom_pipe; feb4a3cd8 Eric Bernstein 2017-11-06 1871 int mpcc_id; feb4a3cd8 Eric Bernstein 2017-11-06 1872 struct mpcc *new_mpcc; feb4a3cd8 Eric Bernstein 2017-11-06 1873 struct mpc *mpc = dc->res_pool->mpc; feb4a3cd8 Eric Bernstein 2017-11-06 1874 struct mpc_tree *mpc_tree_params = &(pipe_ctx->stream_res.opp->mpc_tree_params); 480bd0cf4 Yongqiang Sun 2017-11-08 1875 4173c0bdd Eric Yang 2018-03-14 1876 4173c0bdd Eric Yang 2018-03-14 1877 480bd0cf4 Yongqiang Sun 2017-11-08 1878 /* TODO: proper fix once fpga works */ 70ccab604 Harry Wentland 2017-05-08 1879 fb3466a45 Bhawanpreet Lakha 2017-08-01 1880 if (dc->debug.surface_visual_confirm) cc408d726 Dmytro Laktyushkin 2017-07-21 1881 dcn10_get_surface_visual_confirm_color( feb4a3cd8 Eric Bernstein 2017-11-06 1882 pipe_ctx, &blnd_cfg.black_color); f0558542a Dmytro Laktyushkin 2017-06-01 1883 else cc408d726 Dmytro Laktyushkin 2017-07-21 1884 color_space_to_black_color( cc408d726 Dmytro Laktyushkin 2017-07-21 1885 dc, pipe_ctx->stream->output_color_space, feb4a3cd8 Eric Bernstein 2017-11-06 1886 &blnd_cfg.black_color); feb4a3cd8 Eric Bernstein 2017-11-06 1887 feb4a3cd8 Eric Bernstein 2017-11-06 1888 if (per_pixel_alpha) feb4a3cd8 Eric Bernstein 2017-11-06 1889 blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA; feb4a3cd8 Eric Bernstein 2017-11-06 1890 else feb4a3cd8 Eric Bernstein 2017-11-06 1891 blnd_cfg.alpha_mode = MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA; feb4a3cd8 Eric Bernstein 2017-11-06 1892 feb4a3cd8 Eric Bernstein 2017-11-06 1893 blnd_cfg.overlap_only = false; feb4a3cd8 Eric Bernstein 2017-11-06 1894 blnd_cfg.global_alpha = 0xff; feb4a3cd8 Eric Bernstein 2017-11-06 1895 blnd_cfg.global_gain = 0xff; feb4a3cd8 Eric Bernstein 2017-11-06 1896 ad3273469 Dmytro Laktyushkin 2017-06-05 1897 /* DCN1.0 has output CM before MPC which seems to screw with ad3273469 Dmytro Laktyushkin 2017-06-05 1898 * pre-multiplied alpha. ad3273469 Dmytro Laktyushkin 2017-06-05 1899 */ feb4a3cd8 Eric Bernstein 2017-11-06 1900 blnd_cfg.pre_multiplied_alpha = is_rgb_cspace( 4fa086b9b Leo (Sunpeng Li 2017-07-25 1901) pipe_ctx->stream->output_color_space) ad3273469 Dmytro Laktyushkin 2017-06-05 1902 && per_pixel_alpha; feb4a3cd8 Eric Bernstein 2017-11-06 1903 4173c0bdd Eric Yang 2018-03-14 1904 feb4a3cd8 Eric Bernstein 2017-11-06 1905 /* feb4a3cd8 Eric Bernstein 2017-11-06 1906 * TODO: remove hack feb4a3cd8 Eric Bernstein 2017-11-06 1907 * Note: currently there is a bug in init_hw such that feb4a3cd8 Eric Bernstein 2017-11-06 1908 * on resume from hibernate, BIOS sets up MPCC0, and feb4a3cd8 Eric Bernstein 2017-11-06 1909 * we do mpcc_remove but the mpcc cannot go to idle feb4a3cd8 Eric Bernstein 2017-11-06 1910 * after remove. This cause us to pick mpcc1 here, feb4a3cd8 Eric Bernstein 2017-11-06 1911 * which causes a pstate hang for yet unknown reason. feb4a3cd8 Eric Bernstein 2017-11-06 1912 */ feb4a3cd8 Eric Bernstein 2017-11-06 1913 mpcc_id = hubp->inst; feb4a3cd8 Eric Bernstein 2017-11-06 1914 4173c0bdd Eric Yang 2018-03-14 1915 /* If there is no full update, don't need to touch MPC tree*/ 4173c0bdd Eric Yang 2018-03-14 1916 if (!pipe_ctx->plane_state->update_flags.bits.full_update) { 4173c0bdd Eric Yang 2018-03-14 1917 mpc->funcs->update_blending(mpc, &blnd_cfg, mpcc_id); 4173c0bdd Eric Yang 2018-03-14 1918 return; 4173c0bdd Eric Yang 2018-03-14 1919 } 4173c0bdd Eric Yang 2018-03-14 1920 feb4a3cd8 Eric Bernstein 2017-11-06 1921 /* check if this MPCC is already being used */ feb4a3cd8 Eric Bernstein 2017-11-06 1922 new_mpcc = mpc->funcs->get_mpcc_for_dpp(mpc_tree_params, mpcc_id); feb4a3cd8 Eric Bernstein 2017-11-06 1923 /* remove MPCC if being used */ feb4a3cd8 Eric Bernstein 2017-11-06 1924 if (new_mpcc != NULL) feb4a3cd8 Eric Bernstein 2017-11-06 1925 mpc->funcs->remove_mpcc(mpc, mpc_tree_params, new_mpcc); 49fac0b46 Eric Bernstein 2017-11-16 1926 else feb4a3cd8 Eric Bernstein 2017-11-06 1927 if (dc->debug.sanity_checks) feb4a3cd8 Eric Bernstein 2017-11-06 1928 mpc->funcs->assert_mpcc_idle_before_connect( feb4a3cd8 Eric Bernstein 2017-11-06 1929 dc->res_pool->mpc, mpcc_id); feb4a3cd8 Eric Bernstein 2017-11-06 1930 feb4a3cd8 Eric Bernstein 2017-11-06 1931 /* Call MPC to insert new plane */ feb4a3cd8 Eric Bernstein 2017-11-06 1932 new_mpcc = mpc->funcs->insert_plane(dc->res_pool->mpc, feb4a3cd8 Eric Bernstein 2017-11-06 1933 mpc_tree_params, feb4a3cd8 Eric Bernstein 2017-11-06 1934 &blnd_cfg, feb4a3cd8 Eric Bernstein 2017-11-06 1935 NULL, feb4a3cd8 Eric Bernstein 2017-11-06 1936 NULL, feb4a3cd8 Eric Bernstein 2017-11-06 1937 hubp->inst, feb4a3cd8 Eric Bernstein 2017-11-06 1938 mpcc_id); feb4a3cd8 Eric Bernstein 2017-11-06 1939 feb4a3cd8 Eric Bernstein 2017-11-06 1940 ASSERT(new_mpcc != NULL); feb4a3cd8 Eric Bernstein 2017-11-06 1941 feb4a3cd8 Eric Bernstein 2017-11-06 1942 hubp->opp_id = pipe_ctx->stream_res.opp->inst; feb4a3cd8 Eric Bernstein 2017-11-06 1943 hubp->mpcc_id = mpcc_id; 480bd0cf4 Yongqiang Sun 2017-11-08 1944 } 480bd0cf4 Yongqiang Sun 2017-11-08 1945

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