Hi Yong, [auto build test ERROR on tegra/for-next] [also build test ERROR on v4.4-rc5] [cannot apply to iommu/next next-20151217]
url: https://github.com/0day-ci/linux/commits/Yong-Wu/MT8173-IOMMU-SUPPORT/20151218-161550 base: https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux for-next config: parisc-allyesconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=parisc All error/warnings (new ones prefixed by >>): drivers/iommu/dma-iommu.c: In function '__iommu_dma_alloc_pages': drivers/iommu/dma-iommu.c:198:3: error: implicit declaration of function 'vzalloc' [-Werror=implicit-function-declaration] pages = vzalloc(array_size); ^ drivers/iommu/dma-iommu.c:198:9: warning: assignment makes pointer from integer without a cast pages = vzalloc(array_size); ^ drivers/iommu/dma-iommu.c: In function 'iommu_dma_free': >> drivers/iommu/dma-iommu.c:256:12: error: 'DMA_ERROR_CODE' undeclared (first >> use in this function) *handle = DMA_ERROR_CODE; ^ drivers/iommu/dma-iommu.c:256:12: note: each undeclared identifier is reported only once for each function it appears in drivers/iommu/dma-iommu.c: In function 'iommu_dma_alloc': drivers/iommu/dma-iommu.c:288:12: error: 'DMA_ERROR_CODE' undeclared (first use in this function) *handle = DMA_ERROR_CODE; ^ drivers/iommu/dma-iommu.c: In function 'iommu_dma_map_page': drivers/iommu/dma-iommu.c:369:10: error: 'DMA_ERROR_CODE' undeclared (first use in this function) return DMA_ERROR_CODE; ^ drivers/iommu/dma-iommu.c: In function '__invalidate_sg': drivers/iommu/dma-iommu.c:419:28: error: 'DMA_ERROR_CODE' undeclared (first use in this function) if (sg_dma_address(s) != DMA_ERROR_CODE) ^ drivers/iommu/dma-iommu.c: In function 'iommu_dma_mapping_error': drivers/iommu/dma-iommu.c:523:21: error: 'DMA_ERROR_CODE' undeclared (first use in this function) return dma_addr == DMA_ERROR_CODE; ^ >> drivers/iommu/dma-iommu.c:524:1: warning: control reaches end of non-void >> function [-Wreturn-type] } ^ cc1: some warnings being treated as errors -- drivers/iommu/mtk_iommu.c:174:2: warning: initialization from incompatible pointer type .tlb_add_flush = mtk_iommu_tlb_add_flush_nosync, ^ drivers/iommu/mtk_iommu.c:174:2: warning: (near initialization for 'mtk_iommu_gather_ops.tlb_add_flush') drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_config': >> drivers/iommu/mtk_iommu.c:223:22: error: 'struct dev_archdata' has no member >> named 'iommu' head = dev->archdata.iommu; ^ drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_domain_finalise': drivers/iommu/mtk_iommu.c:247:4: error: 'IO_PGTABLE_QUIRK_NO_PERMS' undeclared (first use in this function) IO_PGTABLE_QUIRK_NO_PERMS | ^ drivers/iommu/mtk_iommu.c:247:4: note: each undeclared identifier is reported only once for each function it appears in drivers/iommu/mtk_iommu.c:248:4: error: 'IO_PGTABLE_QUIRK_TLBI_ON_MAP' undeclared (first use in this function) IO_PGTABLE_QUIRK_TLBI_ON_MAP, ^ drivers/iommu/mtk_iommu.c:256:34: error: 'ARM_V7S' undeclared (first use in this function) dom->iop = alloc_io_pgtable_ops(ARM_V7S, &dom->cfg, data); ^ drivers/iommu/mtk_iommu.c:265:27: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg' writel(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0], ^ drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_attach_device': drivers/iommu/mtk_iommu.c:303:52: error: 'struct dev_archdata' has no member named 'iommu' struct mtk_iommu_client_priv *priv = dev->archdata.iommu; ^ drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_detach_device': drivers/iommu/mtk_iommu.c:331:52: error: 'struct dev_archdata' has no member named 'iommu' struct mtk_iommu_client_priv *priv = dev->archdata.iommu; ^ drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_add_device': drivers/iommu/mtk_iommu.c:387:20: error: 'struct dev_archdata' has no member named 'iommu' if (!dev->archdata.iommu) /* Not a iommu client device */ ^ drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_remove_device': drivers/iommu/mtk_iommu.c:402:22: error: 'struct dev_archdata' has no member named 'iommu' head = dev->archdata.iommu; ^ drivers/iommu/mtk_iommu.c:411:15: error: 'struct dev_archdata' has no member named 'iommu' dev->archdata.iommu = NULL; ^ drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_device_group': drivers/iommu/mtk_iommu.c:421:22: error: 'struct dev_archdata' has no member named 'iommu' priv = dev->archdata.iommu; ^ drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_of_xlate': drivers/iommu/mtk_iommu.c:446:20: error: 'struct dev_archdata' has no member named 'iommu' if (!dev->archdata.iommu) { ^ drivers/iommu/mtk_iommu.c:457:16: error: 'struct dev_archdata' has no member named 'iommu' dev->archdata.iommu = head; ^ drivers/iommu/mtk_iommu.c:461:23: error: 'struct dev_archdata' has no member named 'iommu' head = dev->archdata.iommu; ^ drivers/iommu/mtk_iommu.c:477:15: error: 'struct dev_archdata' has no member named 'iommu' dev->archdata.iommu = NULL; ^ In file included from include/linux/scatterlist.h:8:0, from include/linux/iommu.h:26, from include/linux/dma-iommu.h:23, from drivers/iommu/mtk_iommu.c:16: drivers/iommu/mtk_iommu.c: In function 'mtk_iommu_resume': drivers/iommu/mtk_iommu.c:683:35: error: 'struct io_pgtable_cfg' has no member named 'arm_v7s_cfg' writel_relaxed(data->m4u_dom->cfg.arm_v7s_cfg.ttbr[0], ^ arch/parisc/include/asm/io.h:228:40: note: in definition of macro 'writel_relaxed' #define writel_relaxed(l, addr) writel(l, addr) ^ drivers/iommu/mtk_iommu.c: At top level: drivers/iommu/mtk_iommu.c:662:12: warning: 'mtk_iommu_suspend' defined but not used [-Wunused-function] static int mtk_iommu_suspend(struct device *dev) ^ drivers/iommu/mtk_iommu.c:677:12: warning: 'mtk_iommu_resume' defined but not used [-Wunused-function] static int mtk_iommu_resume(struct device *dev) ^ vim +223 drivers/iommu/mtk_iommu.c 168 /* Clear the CPE status */ 169 writel_relaxed(0, data->base + REG_MMU_CPE_DONE); 170 } 171 172 static const struct iommu_gather_ops mtk_iommu_gather_ops = { 173 .tlb_flush_all = mtk_iommu_tlb_flush_all, > 174 .tlb_add_flush = mtk_iommu_tlb_add_flush_nosync, 175 .tlb_sync = mtk_iommu_tlb_sync, 176 }; 177 178 static irqreturn_t mtk_iommu_isr(int irq, void *dev_id) 179 { 180 struct mtk_iommu_data *data = dev_id; 181 struct mtk_iommu_domain *dom = data->m4u_dom; 182 u32 int_state, regval, fault_iova, fault_pa; 183 unsigned int fault_larb, fault_port; 184 bool layer, write; 185 186 /* Read error info from registers */ 187 int_state = readl_relaxed(data->base + REG_MMU_FAULT_ST1); 188 fault_iova = readl_relaxed(data->base + REG_MMU_FAULT_VA); 189 layer = fault_iova & F_MMU_FAULT_VA_LAYER_BIT; 190 write = fault_iova & F_MMU_FAULT_VA_WRITE_BIT; 191 fault_iova &= F_MMU_FAULT_VA_MSK; 192 fault_pa = readl_relaxed(data->base + REG_MMU_INVLD_PA); 193 regval = readl_relaxed(data->base + REG_MMU_INT_ID); 194 fault_larb = F_MMU0_INT_ID_LARB_ID(regval); 195 fault_port = F_MMU0_INT_ID_PORT_ID(regval); 196 197 if (report_iommu_fault(&dom->domain, data->dev, fault_iova, 198 write ? IOMMU_FAULT_WRITE : IOMMU_FAULT_READ)) { 199 dev_err_ratelimited( 200 data->dev, 201 "fault type=0x%x iova=0x%x pa=0x%x larb=%d port=%d layer=%d %s\n", 202 int_state, fault_iova, fault_pa, fault_larb, fault_port, 203 layer, write ? "write" : "read"); 204 } 205 206 /* Interrupt clear */ 207 regval = readl_relaxed(data->base + REG_MMU_INT_CONTROL0); 208 regval |= F_INT_CLR_BIT; 209 writel_relaxed(regval, data->base + REG_MMU_INT_CONTROL0); 210 211 mtk_iommu_tlb_flush_all(data); 212 213 return IRQ_HANDLED; 214 } 215 216 static void mtk_iommu_config(struct mtk_iommu_data *data, 217 struct device *dev, bool enable) 218 { 219 struct mtk_iommu_client_priv *head, *cur, *next; 220 struct mtk_smi_larb_iommu *larb_mmu; 221 unsigned int larbid, portid; 222 > 223 head = dev->archdata.iommu; 224 list_for_each_entry_safe(cur, next, &head->client, client) { 225 larbid = MTK_M4U_TO_LARB(cur->mtk_m4u_id); 226 portid = MTK_M4U_TO_PORT(cur->mtk_m4u_id); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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