[openeuler:openEuler-1.0-LTS 21254/21616] drivers/gpu/drm/phytium/phytium_display_drv.c:89:16: warning: variable 'status' set but not used
Hi lishuo,
FYI, the error/warning still remains.
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 3a28772f4b29bdda924e9a5d2e3ff1ff1b23fd14 commit: cad0702e5286d3cc80afe545de027858b855dd5a [21254/21616] DRM: Phytium display DRM driver config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20240206/202402060915.ltYJWMoP-lkp@i...) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240206/202402060915.ltYJWMoP-lkp@i...)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202402060915.ltYJWMoP-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/gpu/drm/phytium/phytium_display_drv.c: In function 'phytium_irq_preinstall':
drivers/gpu/drm/phytium/phytium_display_drv.c:89:16: warning: variable 'status' set but not used [-Wunused-but-set-variable]
89 | int i, status; | ^~~~~~ drivers/gpu/drm/phytium/phytium_display_drv.c: In function 'phytium_irq_uninstall': drivers/gpu/drm/phytium/phytium_display_drv.c:100:16: warning: variable 'status' set but not used [-Wunused-but-set-variable] 100 | int i, status; | ^~~~~~ --
drivers/gpu/drm/phytium/phytium_plane.c:25:6: warning: no previous prototype for 'phytium_plane_destroy' [-Wmissing-prototypes]
25 | void phytium_plane_destroy(struct drm_plane *plane) | ^~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_plane.c:67:1: warning: no previous prototype for 'phytium_plane_atomic_set_property' [-Wmissing-prototypes]
67 | phytium_plane_atomic_set_property(struct drm_plane *plane, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_plane.c:77:1: warning: no previous prototype for 'phytium_plane_atomic_duplicate_state' [-Wmissing-prototypes]
77 | phytium_plane_atomic_duplicate_state(struct drm_plane *plane) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_plane.c:98:1: warning: no previous prototype for 'phytium_plane_atomic_destroy_state' [-Wmissing-prototypes]
98 | phytium_plane_atomic_destroy_state(struct drm_plane *plane, struct drm_plane_state *state) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/phytium/phytium_plane.c: In function 'phytium_dc_primary_plane_update':
drivers/gpu/drm/phytium/phytium_plane.c:372:35: warning: variable 'crtc_y' set but not used [-Wunused-but-set-variable]
372 | int src_x, src_y, crtc_x, crtc_y, crtc_w, crtc_h; | ^~~~~~
drivers/gpu/drm/phytium/phytium_plane.c:372:27: warning: variable 'crtc_x' set but not used [-Wunused-but-set-variable]
372 | int src_x, src_y, crtc_x, crtc_y, crtc_w, crtc_h; | ^~~~~~ --
drivers/gpu/drm/phytium/phytium_crtc.c:104:1: warning: no previous prototype for 'phytium_crtc_atomic_duplicate_state' [-Wmissing-prototypes]
104 | phytium_crtc_atomic_duplicate_state(struct drm_crtc *crtc) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_crtc.c:119:1: warning: no previous prototype for 'phytium_crtc_atomic_destroy_state' [-Wmissing-prototypes]
119 | phytium_crtc_atomic_destroy_state(struct drm_crtc *crtc, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/phytium/phytium_crtc.c: In function 'phytium_crtc_atomic_flush':
drivers/gpu/drm/phytium/phytium_crtc.c:303:36: warning: variable 'phytium_crtc_state' set but not used [-Wunused-but-set-variable]
303 | struct phytium_crtc_state *phytium_crtc_state = NULL; | ^~~~~~~~~~~~~~~~~~ --
drivers/gpu/drm/phytium/phytium_dp.c:542:6: warning: no previous prototype for 'phytium_dp_coding_8b10b_need_enable' [-Wmissing-prototypes]
542 | bool phytium_dp_coding_8b10b_need_enable(unsigned char test_pattern) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:559:6: warning: no previous prototype for 'phytium_dp_scrambled_need_enable' [-Wmissing-prototypes]
559 | bool phytium_dp_scrambled_need_enable(unsigned char test_pattern) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:692:6: warning: no previous prototype for 'phytium_dp_hw_enable_audio' [-Wmissing-prototypes]
692 | void phytium_dp_hw_enable_audio(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:861:6: warning: no previous prototype for 'phytium_dp_hw_disable_video' [-Wmissing-prototypes]
861 | void phytium_dp_hw_disable_video(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:872:6: warning: no previous prototype for 'phytium_dp_hw_video_is_enable' [-Wmissing-prototypes]
872 | bool phytium_dp_hw_video_is_enable(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:883:6: warning: no previous prototype for 'phytium_dp_hw_enable_video' [-Wmissing-prototypes]
883 | void phytium_dp_hw_enable_video(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:895:6: warning: no previous prototype for 'phytium_dp_hw_config_video' [-Wmissing-prototypes]
895 | void phytium_dp_hw_config_video(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:984:6: warning: no previous prototype for 'phytium_dp_hw_disable_output' [-Wmissing-prototypes]
984 | void phytium_dp_hw_disable_output(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:996:6: warning: no previous prototype for 'phytium_dp_hw_enable_output' [-Wmissing-prototypes]
996 | void phytium_dp_hw_enable_output(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:1008:6: warning: no previous prototype for 'phytium_dp_hw_enable_input_source' [-Wmissing-prototypes]
1008 | void phytium_dp_hw_enable_input_source(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:1019:6: warning: no previous prototype for 'phytium_dp_hw_disable_input_source' [-Wmissing-prototypes]
1019 | void phytium_dp_hw_disable_input_source(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:1029:6: warning: no previous prototype for 'phytium_dp_hw_output_is_enable' [-Wmissing-prototypes]
1029 | bool phytium_dp_hw_output_is_enable(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:1066:6: warning: no previous prototype for 'phytium_dp_hw_hpd_irq_setup' [-Wmissing-prototypes]
1066 | void phytium_dp_hw_hpd_irq_setup(struct phytium_dp_device *phytium_dp, bool enable) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:1081:5: warning: no previous prototype for 'phytium_dp_hw_init' [-Wmissing-prototypes]
1081 | int phytium_dp_hw_init(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:1260:6: warning: no previous prototype for 'phytium_dp_dpcd_sink_dpms' [-Wmissing-prototypes]
1260 | void phytium_dp_dpcd_sink_dpms(struct phytium_dp_device *phytium_dp, int mode) | ^~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:1486:5: warning: no previous prototype for 'phytium_dp_get_link_train_fallback_values' [-Wmissing-prototypes]
1486 | int phytium_dp_get_link_train_fallback_values(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:1535:5: warning: no previous prototype for 'phytium_dp_start_link_train' [-Wmissing-prototypes]
1535 | int phytium_dp_start_link_train(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:1840:6: warning: no previous prototype for 'phytium_dp_hpd_poll_handler' [-Wmissing-prototypes]
1840 | void phytium_dp_hpd_poll_handler(struct phytium_display_private *priv) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:1987:6: warning: no previous prototype for 'phytium_dp_fast_link_train' [-Wmissing-prototypes]
1987 | bool phytium_dp_fast_link_train(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_dp.c:2178:6: warning: no previous prototype for 'phytium_dp_adjust_link_train_parameter' [-Wmissing-prototypes]
2178 | void phytium_dp_adjust_link_train_parameter(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/phytium/phytium_dp.c:2438:5: warning: no previous prototype for 'phytium_get_encoder_crtc_mask' [-Wmissing-prototypes] 2438 | int phytium_get_encoder_crtc_mask(struct phytium_dp_device *phytium_dp, int port) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -- drivers/gpu/drm/phytium/phytium_fb.c: In function 'phytium_fb_create':
drivers/gpu/drm/phytium/phytium_fb.c:81:22: warning: variable 'hsub' set but not used [-Wunused-but-set-variable]
81 | unsigned int hsub, vsub, size; | ^~~~ --
drivers/gpu/drm/phytium/phytium_gem.c:21:5: warning: no previous prototype for 'phytium_memory_pool_alloc' [-Wmissing-prototypes]
21 | int phytium_memory_pool_alloc(struct phytium_display_private *priv, void **pvaddr, | ^~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_gem.c:36:6: warning: no previous prototype for 'phytium_memory_pool_free' [-Wmissing-prototypes]
36 | void phytium_memory_pool_free(struct phytium_display_private *priv, void *vaddr, uint64_t size) | ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_gem.c:188:5: warning: no previous prototype for 'phytium_dma_transfer' [-Wmissing-prototypes]
188 | int phytium_dma_transfer(struct drm_device *drm_dev, int dev_to_mem, void *addr, | ^~~~~~~~~~~~~~~~~~~~ --
drivers/gpu/drm/phytium/phytium_fbdev.c:113:5: warning: no previous prototype for 'phytium_drm_fbdev_init' [-Wmissing-prototypes]
113 | int phytium_drm_fbdev_init(struct drm_device *dev) | ^~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_fbdev.c:144:6: warning: no previous prototype for 'phytium_drm_fbdev_fini' [-Wmissing-prototypes]
144 | void phytium_drm_fbdev_fini(struct drm_device *dev) | ^~~~~~~~~~~~~~~~~~~~~~ --
drivers/gpu/drm/phytium/phytium_debugfs.c:375:5: warning: no previous prototype for 'phytium_debugfs_connector_add' [-Wmissing-prototypes]
375 | int phytium_debugfs_connector_add(struct drm_connector *connector) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/phytium_debugfs.c:437:5: warning: no previous prototype for 'phytium_debugfs_display_register' [-Wmissing-prototypes]
437 | int phytium_debugfs_display_register(struct phytium_display_private *priv) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ --
drivers/gpu/drm/phytium/x100_dp.c:852:6: warning: no previous prototype for 'x100_dp_hw_spread_is_enable' [-Wmissing-prototypes]
852 | bool x100_dp_hw_spread_is_enable(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/x100_dp.c:864:5: warning: no previous prototype for 'x100_dp_hw_reset' [-Wmissing-prototypes]
864 | int x100_dp_hw_reset(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/x100_dp.c:897:9: warning: no previous prototype for 'x100_dp_hw_get_source_lane_count' [-Wmissing-prototypes]
897 | uint8_t x100_dp_hw_get_source_lane_count(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ --
drivers/gpu/drm/phytium/phytium_panel.c:234:6: warning: no previous prototype for 'phytium_dp_panel_release_backlight_funcs' [-Wmissing-prototypes]
234 | void phytium_dp_panel_release_backlight_funcs(struct phytium_dp_device *phytium_dp) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ --
drivers/gpu/drm/phytium/x100_dc.c:64:6: warning: no previous prototype for 'x100_dc_hw_vram_init' [-Wmissing-prototypes]
64 | void x100_dc_hw_vram_init(struct phytium_display_private *priv, resource_size_t vram_addr, | ^~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/x100_dc.c:96:6: warning: no previous prototype for 'x100_dc_hw_clear_msi_irq' [-Wmissing-prototypes]
96 | void x100_dc_hw_clear_msi_irq(struct phytium_display_private *priv, uint32_t phys_pipe) | ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/x100_dc.c:101:6: warning: no previous prototype for 'x100_dc_hw_config_pix_clock' [-Wmissing-prototypes]
101 | void x100_dc_hw_config_pix_clock(struct drm_crtc *crtc, int clock) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/x100_dc.c:119:6: warning: no previous prototype for 'x100_dc_hw_disable' [-Wmissing-prototypes]
119 | void x100_dc_hw_disable(struct drm_crtc *crtc) | ^~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/x100_dc.c:167:5: warning: no previous prototype for 'x100_dc_hw_fb_format_check' [-Wmissing-prototypes]
167 | int x100_dc_hw_fb_format_check(const struct drm_mode_fb_cmd2 *mode_cmd, int count) | ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/x100_dc.c:237:6: warning: no previous prototype for 'x100_dc_hw_plane_get_primary_format' [-Wmissing-prototypes]
237 | void x100_dc_hw_plane_get_primary_format(const uint64_t **format_modifiers, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/x100_dc.c:246:6: warning: no previous prototype for 'x100_dc_hw_plane_get_cursor_format' [-Wmissing-prototypes]
246 | void x100_dc_hw_plane_get_cursor_format(const uint64_t **format_modifiers, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/x100_dc.c:255:6: warning: no previous prototype for 'x100_dc_hw_update_dcreq' [-Wmissing-prototypes]
255 | void x100_dc_hw_update_dcreq(struct drm_plane *plane) | ^~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/phytium/x100_dc.c:312:6: warning: no previous prototype for 'x100_dc_hw_update_primary_hi_addr' [-Wmissing-prototypes]
312 | void x100_dc_hw_update_primary_hi_addr(struct drm_plane *plane) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ..
vim +/status +89 drivers/gpu/drm/phytium/phytium_display_drv.c
85 86 static void phytium_irq_preinstall(struct drm_device *dev) 87 { 88 struct phytium_display_private *priv = dev->dev_private;
89 int i, status;
90 91 for_each_pipe_masked(priv, i) { 92 status = phytium_readl_reg(priv, priv->dc_reg_base[i], PHYTIUM_DC_INT_STATUS); 93 phytium_writel_reg(priv, INT_DISABLE, priv->dc_reg_base[i], PHYTIUM_DC_INT_ENABLE); 94 } 95 } 96
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kernel test robot