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Message-ID: <201512181807.TNzdBfeR%fengguang.wu@intel.com>
Date: Fri, 18 Dec 2015 18:10:37 +0800
From: kbuild test robot <lkp@...el.com>
To: Yong Wu <yong.wu@...iatek.com>
Cc: kbuild-all@...org, Joerg Roedel <joro@...tes.org>,
Thierry Reding <treding@...dia.com>,
Mark Rutland <mark.rutland@....com>,
Matthias Brugger <matthias.bgg@...il.com>,
Robin Murphy <robin.murphy@....com>,
Will Deacon <will.deacon@....com>,
Daniel Kurtz <djkurtz@...gle.com>,
Tomasz Figa <tfiga@...gle.com>,
Lucas Stach <l.stach@...gutronix.de>,
Rob Herring <robh+dt@...nel.org>,
Catalin Marinas <catalin.marinas@....com>,
linux-mediatek@...ts.infradead.org,
Sasha Hauer <kernel@...gutronix.de>,
srv_heupstream@...iatek.com, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
iommu@...ts.linux-foundation.org, pebolle@...cali.nl,
arnd@...db.de, mitchelh@...eaurora.org, p.zabel@...gutronix.de,
youhua.li@...iatek.com, k.zhang@...iatek.com,
kendrick.hsu@...iatek.com, Yong Wu <yong.wu@...iatek.com>
Subject: Re: [PATCH v7 4/5] iommu/mediatek: Add mt8173 IOMMU driver
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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