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Date: Sat, 9 Jul 2022 03:48:55 +0800
From: kernel test robot <lkp@...el.com>
To: Tom <support@...rs.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Emil Renner Berthing <emil.renner.berthing@...onical.com>
Subject: [esmil:visionfive 34/50]
drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:187:9: error:
implicit declaration of function 'sifive_l2_flush64_range'; did you mean
'sifive_l2_flush_range'?
tree: https://github.com/esmil/linux visionfive
head: 943858df470556d0b7f3b31fcc10931603f0f3cc
commit: 4c89873ac3af6a251049da47ab78862c05de9fad [34/50] dmaengine: Add dw-axi-dmac-starfive driver for JH7100
config: riscv-allyesconfig (https://download.01.org/0day-ci/archive/20220709/202207090348.pcARMgsd-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 11.3.0
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/esmil/linux/commit/4c89873ac3af6a251049da47ab78862c05de9fad
git remote add esmil https://github.com/esmil/linux
git fetch --no-tags esmil visionfive
git checkout 4c89873ac3af6a251049da47ab78862c05de9fad
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
Note: the esmil/visionfive HEAD 943858df470556d0b7f3b31fcc10931603f0f3cc builds fine.
It only hurts bisectability.
All errors (new ones prefixed by >>):
drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c: In function 'dw_dma_async_do_memcpy':
drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:153:9: error: implicit declaration of function 'iort_dma_setup' [-Werror=implicit-function-declaration]
153 | iort_dma_setup(dma_dev, &dma_addr, &dma_size);
| ^~~~~~~~~~~~~~
drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:154:15: warning: assignment to 'const struct iommu_ops *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
154 | iommu = iort_iommu_configure_id(dma_dev, NULL);
| ^
>> drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:187:9: error: implicit declaration of function 'sifive_l2_flush64_range'; did you mean 'sifive_l2_flush_range'? [-Werror=implicit-function-declaration]
187 | sifive_l2_flush64_range(src_dma, size);
| ^~~~~~~~~~~~~~~~~~~~~~~
| sifive_l2_flush_range
drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c: In function 'dw_dma_memcpy_raw':
drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c:224:15: warning: assignment to 'const struct iommu_ops *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
224 | iommu = iort_iommu_configure_id(dma_dev, NULL);
| ^
cc1: some warnings being treated as errors
--
drivers/dma/dw-axi-dmac-starfive/dw-axi-dmac-starfive-misc.c: In function 'axidma_unlocked_ioctl':
>> drivers/dma/dw-axi-dmac-starfive/dw-axi-dmac-starfive-misc.c:197:17: error: implicit declaration of function 'sifive_l2_flush64_range'; did you mean 'sifive_l2_flush_range'? [-Werror=implicit-function-declaration]
197 | sifive_l2_flush64_range(chncfg.src_addr, chncfg.len);
| ^~~~~~~~~~~~~~~~~~~~~~~
| sifive_l2_flush_range
cc1: some warnings being treated as errors
vim +187 drivers/dma/dw-axi-dmac-starfive/starfive_dmaengine_memcpy.c
132
133 int dw_dma_async_do_memcpy(void *src, void *dst, size_t size)
134 {
135 int ret;
136 struct device *dma_dev;
137 struct dma_chan *chan;
138 dma_addr_t src_dma, dst_dma;
139 struct dma_async_tx_descriptor *desc;
140
141 const struct iommu_ops *iommu;
142 u64 dma_addr = 0, dma_size = 0;
143
144 dma_dev = kzalloc(sizeof(*dma_dev), GFP_KERNEL);
145 if(!dma_dev){
146 dev_err(dma_dev, "kmalloc error.\n");
147 return -ENOMEM;
148 }
149
150 dma_dev->bus = NULL;
151 dma_dev->coherent_dma_mask = 0xffffffff;
152
153 iort_dma_setup(dma_dev, &dma_addr, &dma_size);
154 iommu = iort_iommu_configure_id(dma_dev, NULL);
155 if (PTR_ERR(iommu) == -EPROBE_DEFER)
156 return -EPROBE_DEFER;
157
158 arch_setup_dma_ops(dma_dev, dst_dma, dma_size, iommu, true);
159
160 if(_dma_async_alloc_buf(dma_dev, &src, &dst, size, &src_dma, &dst_dma)) {
161 dev_err(dma_dev, "Err alloc.\n");
162 return -ENOMEM;
163 }
164
165 DMA_DEBUG("src=%#llx, dst=%#llx\n", (u64)src, (u64)dst);
166 DMA_DEBUG("dma_src=%#x dma_dst=%#x\n", (u32)src_dma, (u32)dst_dma);
167
168 _dma_async_prebuf(src, dst, size);
169
170 chan = _dma_get_channel(DMA_MEMCPY);
171 if(!chan ){
172 DMA_PRINTK("Err get chan.\n");
173 return -EBUSY;
174 }
175 DMA_DEBUG("get chan ok.\n");
176
177 desc = _dma_async_get_desc(chan, src_dma, dst_dma, size);
178 if(!desc){
179 DMA_PRINTK("Err get desc.\n");
180 dma_release_channel(chan);
181 return -ENOMEM;
182 }
183 DMA_DEBUG("get desc ok.\n");
184
185 desc->callback = tx_callback;
186
> 187 sifive_l2_flush64_range(src_dma, size);
188 sifive_l2_flush64_range(dst_dma, size);
189
190 _dma_async_do_start(desc, chan);
191 _dma_async_release(chan);
192
193 ret = _dma_async_check_data(src, dst, size);
194
195 dma_free_coherent(dma_dev, size, src, src_dma);
196 dma_free_coherent(dma_dev, size, dst, dst_dma);
197
198 return ret;
199 }
200 EXPORT_SYMBOL(dw_dma_async_do_memcpy);
201
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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