Hi Cai, I love your patch! Yet something to improve: [auto build test ERROR on drm/drm-next] [also build test ERROR on drm-intel/for-linux-next drm-tip/drm-tip linus/master v5.18-rc3] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/intel-lab-lkp/linux/commits/Cai-Huoqing/drm-nvdla-Add-driver-support-for-NVDLA/20220419-220255 base: git://anongit.freedesktop.org/drm/drm drm-next config: h8300-randconfig-r014-20220420 (https://download.01.org/0day-ci/archive/20220420/202204201512.pp20MXT5-lkp@xxxxxxxxx/config) compiler: h8300-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/7539e5487eb7d0c6f13c03bba596e51a2238106d git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Cai-Huoqing/drm-nvdla-Add-driver-support-for-NVDLA/20220419-220255 git checkout 7539e5487eb7d0c6f13c03bba596e51a2238106d # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross W=1 O=build_dir ARCH=h8300 SHELL=/bin/bash drivers/gpu/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): >> make[5]: *** No rule to make target 'drivers/gpu/drm/nvdla/nvdla_engine_data.o', needed by 'drivers/gpu/drm/nvdla/built-in.a'. >> make[5]: *** No rule to make target 'drivers/gpu/drm/nvdla/nvdla_engine_debug.o', needed by 'drivers/gpu/drm/nvdla/built-in.a'. make[5]: Target '__build' not remade because of errors. -- >> drivers/gpu/drm/nvdla/nvdla_drm.c:45:9: warning: no previous prototype for 'dla_get_time_us' [-Wmissing-prototypes] 45 | int64_t dla_get_time_us(void) | ^~~~~~~~~~~~~~~ drivers/gpu/drm/nvdla/nvdla_drm.c: In function 'nvdla_engine_isr': >> drivers/gpu/drm/nvdla/nvdla_drm.c:75:18: warning: variable 'mask' set but not used [-Wunused-but-set-variable] 75 | uint32_t mask; | ^~~~ -- drivers/gpu/drm/nvdla/nvdla_gem.c: In function 'nvdla_fill_task_desc': >> drivers/gpu/drm/nvdla/nvdla_gem.c:39:17: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] 39 | (void __user *)local_task->address_list, | ^ -- drivers/gpu/drm/nvdla/nvdla_scheduler.c: In function 'dla_op_completion': >> drivers/gpu/drm/nvdla/nvdla_scheduler.c:513:26: warning: variable 'task' set but not used [-Wunused-but-set-variable] 513 | struct dla_task *task; | ^~~~ -- >> drivers/gpu/drm/nvdla/nvdla_scheduler.c:363: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Dequeue next operation of same type from list of operations drivers/gpu/drm/nvdla/nvdla_scheduler.c:505: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Handle operation completion notification drivers/gpu/drm/nvdla/nvdla_scheduler.c:610: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Read network configuration from DRAM, network descriptor address drivers/gpu/drm/nvdla/nvdla_scheduler.c:920: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Execute task selected by task scheduler -- drivers/gpu/drm/nvdla/nvdla_bdma.c: In function 'dla_bdma_dump_config': >> drivers/gpu/drm/nvdla/nvdla_bdma.c:157:39: warning: variable 'bdma_surface' set but not used [-Wunused-but-set-variable] 157 | struct dla_bdma_surface_desc *bdma_surface; | ^~~~~~~~~~~~ >> drivers/gpu/drm/nvdla/nvdla_bdma.c:156:34: warning: variable 'bdma_op' set but not used [-Wunused-but-set-variable] 156 | struct dla_bdma_op_desc *bdma_op; | ^~~~~~~ -- drivers/gpu/drm/nvdla/nvdla_conv.c: In function 'dla_conv_dump_config': >> drivers/gpu/drm/nvdla/nvdla_conv.c:666:39: warning: variable 'conv_surface' set but not used [-Wunused-but-set-variable] 666 | struct dla_conv_surface_desc *conv_surface; | ^~~~~~~~~~~~ >> drivers/gpu/drm/nvdla/nvdla_conv.c:665:34: warning: variable 'conv_op' set but not used [-Wunused-but-set-variable] 665 | struct dla_conv_op_desc *conv_op; | ^~~~~~~ -- >> drivers/gpu/drm/nvdla/nvdla_engine.c:67: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Get DMA data cube address drivers/gpu/drm/nvdla/nvdla_engine.c:88: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Read input buffer address -- >> drivers/gpu/drm/nvdla/nvdla_bdma.c:56: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Program BDMA slot for transfer -- drivers/gpu/drm/nvdla/nvdla_sdp.c: In function 'processor_sdp_program': >> drivers/gpu/drm/nvdla/nvdla_sdp.c:190:18: warning: variable 'atom_size' set but not used [-Wunused-but-set-variable] 190 | uint32_t atom_size; | ^~~~~~~~~ drivers/gpu/drm/nvdla/nvdla_sdp.c: In function 'dla_sdp_dump_config': >> drivers/gpu/drm/nvdla/nvdla_sdp.c:708:38: warning: variable 'sdp_surface' set but not used [-Wunused-but-set-variable] 708 | struct dla_sdp_surface_desc *sdp_surface; | ^~~~~~~~~~~ >> drivers/gpu/drm/nvdla/nvdla_sdp.c:707:33: warning: variable 'sdp_op' set but not used [-Wunused-but-set-variable] 707 | struct dla_sdp_op_desc *sdp_op; | ^~~~~~ At top level: drivers/gpu/drm/nvdla/nvdla_sdp.c:118:22: warning: 'map_perf_nan_inf' defined but not used [-Wunused-const-variable=] 118 | static const uint8_t map_perf_nan_inf[] = { | ^~~~~~~~~~~~~~~~ drivers/gpu/drm/nvdla/nvdla_sdp.c:113:22: warning: 'map_perf_sat' defined but not used [-Wunused-const-variable=] 113 | static const uint8_t map_perf_sat[] = { | ^~~~~~~~~~~~ drivers/gpu/drm/nvdla/nvdla_sdp.c:108:22: warning: 'map_perf_lut' defined but not used [-Wunused-const-variable=] 108 | static const uint8_t map_perf_lut[] = { | ^~~~~~~~~~~~ drivers/gpu/drm/nvdla/nvdla_sdp.c:103:22: warning: 'map_perf_dma' defined but not used [-Wunused-const-variable=] 103 | static const uint8_t map_perf_dma[] = { | ^~~~~~~~~~~~ -- drivers/gpu/drm/nvdla/nvdla_cdp.c: In function 'dla_cdp_dump_config': >> drivers/gpu/drm/nvdla/nvdla_cdp.c:280:38: warning: variable 'cdp_surface' set but not used [-Wunused-but-set-variable] 280 | struct dla_cdp_surface_desc *cdp_surface; | ^~~~~~~~~~~ >> drivers/gpu/drm/nvdla/nvdla_cdp.c:279:33: warning: variable 'cdp_op' set but not used [-Wunused-but-set-variable] 279 | struct dla_cdp_op_desc *cdp_op; | ^~~~~~ At top level: drivers/gpu/drm/nvdla/nvdla_cdp.c:28:22: warning: 'map_perf_lut' defined but not used [-Wunused-const-variable=] 28 | static const uint8_t map_perf_lut[] = { | ^~~~~~~~~~~~ drivers/gpu/drm/nvdla/nvdla_cdp.c:23:22: warning: 'map_perf_dma' defined but not used [-Wunused-const-variable=] 23 | static const uint8_t map_perf_dma[] = { | ^~~~~~~~~~~~ .. vim +/dla_get_time_us +45 drivers/gpu/drm/nvdla/nvdla_drm.c 44 > 45 int64_t dla_get_time_us(void) 46 { 47 return ktime_get_ns() / NSEC_PER_USEC; 48 } 49 50 void dla_reg_write(void *driver_context, uint32_t addr, uint32_t reg) 51 { 52 struct nvdla_device *nvdla_dev = 53 (struct nvdla_device *)driver_context; 54 55 if (!nvdla_dev) 56 return; 57 58 writel(reg, nvdla_dev->base + addr); 59 } 60 61 uint32_t dla_reg_read(void *driver_context, uint32_t addr) 62 { 63 struct nvdla_device *nvdla_dev = 64 (struct nvdla_device *)driver_context; 65 66 if (!nvdla_dev) 67 return 0; 68 69 return readl(nvdla_dev->base + addr); 70 } 71 72 static irqreturn_t nvdla_engine_isr(int32_t irq, void *data) 73 { 74 unsigned long flags; > 75 uint32_t mask; 76 uint32_t reg; 77 struct dla_processor *processor = NULL; 78 struct dla_processor_group *group; 79 struct dla_engine *engine; 80 struct nvdla_device *nvdla_dev = (struct nvdla_device *)data; 81 82 if (!nvdla_dev) 83 return IRQ_NONE; 84 85 engine = nvdla_dev->engine_context; 86 spin_lock_irqsave(&nvdla_dev->nvdla_lock, flags); 87 88 mask = glb_reg_read(engine, S_INTR_MASK); 89 reg = glb_reg_read(engine, S_INTR_STATUS); 90 91 if (reg & MASK(GLB_S_INTR_STATUS_0, CACC_DONE_STATUS0)) { 92 processor = &engine->processors[DLA_OP_CONV]; 93 group = &processor->groups[0]; 94 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 95 } 96 if (reg & MASK(GLB_S_INTR_STATUS_0, CACC_DONE_STATUS1)) { 97 processor = &engine->processors[DLA_OP_CONV]; 98 group = &processor->groups[1]; 99 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 100 } 101 if (reg & MASK(GLB_S_INTR_STATUS_0, SDP_DONE_STATUS0)) { 102 processor = &engine->processors[DLA_OP_SDP]; 103 group = &processor->groups[0]; 104 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 105 } 106 if (reg & MASK(GLB_S_INTR_STATUS_0, SDP_DONE_STATUS1)) { 107 processor = &engine->processors[DLA_OP_SDP]; 108 group = &processor->groups[1]; 109 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 110 } 111 if (reg & MASK(GLB_S_INTR_STATUS_0, CDP_DONE_STATUS0)) { 112 processor = &engine->processors[DLA_OP_CDP]; 113 group = &processor->groups[0]; 114 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 115 } 116 if (reg & MASK(GLB_S_INTR_STATUS_0, CDP_DONE_STATUS1)) { 117 processor = &engine->processors[DLA_OP_CDP]; 118 group = &processor->groups[1]; 119 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 120 } 121 if (reg & MASK(GLB_S_INTR_STATUS_0, RUBIK_DONE_STATUS0)) { 122 processor = &engine->processors[DLA_OP_RUBIK]; 123 group = &processor->groups[0]; 124 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 125 } 126 if (reg & MASK(GLB_S_INTR_STATUS_0, RUBIK_DONE_STATUS1)) { 127 processor = &engine->processors[DLA_OP_RUBIK]; 128 group = &processor->groups[1]; 129 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 130 } 131 if (reg & MASK(GLB_S_INTR_STATUS_0, PDP_DONE_STATUS0)) { 132 processor = &engine->processors[DLA_OP_PDP]; 133 group = &processor->groups[0]; 134 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 135 } 136 if (reg & MASK(GLB_S_INTR_STATUS_0, PDP_DONE_STATUS1)) { 137 processor = &engine->processors[DLA_OP_PDP]; 138 group = &processor->groups[1]; 139 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 140 } 141 if (reg & MASK(GLB_S_INTR_STATUS_0, BDMA_DONE_STATUS0)) { 142 processor = &engine->processors[DLA_OP_BDMA]; 143 group = &processor->groups[0]; 144 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 145 } 146 if (reg & MASK(GLB_S_INTR_STATUS_0, BDMA_DONE_STATUS1)) { 147 processor = &engine->processors[DLA_OP_BDMA]; 148 group = &processor->groups[1]; 149 group->events |= (1 << DLA_EVENT_OP_COMPLETED); 150 } 151 if (reg & MASK(GLB_S_INTR_STATUS_0, CDMA_DAT_DONE_STATUS0)) { 152 processor = &engine->processors[DLA_OP_CONV]; 153 group = &processor->groups[0]; 154 group->events |= (1 << DLA_EVENT_CDMA_DT_DONE); 155 } 156 if (reg & MASK(GLB_S_INTR_STATUS_0, CDMA_DAT_DONE_STATUS1)) { 157 processor = &engine->processors[DLA_OP_CONV]; 158 group = &processor->groups[1]; 159 group->events |= (1 << DLA_EVENT_CDMA_DT_DONE); 160 } 161 if (reg & MASK(GLB_S_INTR_STATUS_0, CDMA_WT_DONE_STATUS0)) { 162 processor = &engine->processors[DLA_OP_CONV]; 163 group = &processor->groups[0]; 164 group->events |= (1 << DLA_EVENT_CDMA_WT_DONE); 165 } 166 if (reg & MASK(GLB_S_INTR_STATUS_0, CDMA_WT_DONE_STATUS1)) { 167 processor = &engine->processors[DLA_OP_CONV]; 168 group = &processor->groups[1]; 169 group->events |= (1 << DLA_EVENT_CDMA_WT_DONE); 170 } 171 172 glb_reg_write(engine, S_INTR_STATUS, reg); 173 mask = glb_reg_read(engine, S_INTR_MASK); 174 reg = glb_reg_read(engine, S_INTR_STATUS); 175 176 complete(&nvdla_dev->event_notifier); 177 spin_unlock_irqrestore(&nvdla_dev->nvdla_lock, flags); 178 179 return IRQ_HANDLED; 180 } 181 -- 0-DAY CI Kernel Test Service https://01.org/lkp