tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: dcde237b9b0eb1d19306e6f48c0a4e058907619f commit: 7fdf9b05c73b79c4d9a85b5a9905efa10ee482a6 dmaengine: fsl-dpaa2-qdma: Add NXP dpaa2 qDMA controller driver for Layerscape SoCs date: 9 months ago config: arm64-randconfig-s031-20200708 (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.2-37-gc9676a3b-dirty git checkout 7fdf9b05c73b79c4d9a85b5a9905efa10ee482a6 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c:183:18: sparse: sparse: incorrect
>> type in assignment (different base types) @@ expected unsigned int
>> [usertype] cmd @@ got restricted __le32 [usertype] @@
>> drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c:183:18: sparse: expected
>> unsigned int [usertype] cmd
>> drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c:183:18: sparse: got restricted
>> __le32 [usertype]
drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c:188:26: sparse: sparse: incorrect
type in assignment (different base types) @@ expected unsigned int
[usertype] cmd @@ got restricted __le32 [usertype] @@
drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c:188:26: sparse: expected
unsigned int [usertype] cmd
drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c:188:26: sparse: got restricted
__le32 [usertype]
drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c:190:26: sparse: sparse: incorrect
type in assignment (different base types) @@ expected unsigned int
[usertype] cmd @@ got restricted __le32 [usertype] @@
drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c:190:26: sparse: expected
unsigned int [usertype] cmd
drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c:190:26: sparse: got restricted
__le32 [usertype]
--
>> drivers/dma/fsl-dpaa2-qdma/dpdmai.c:81:24: sparse: sparse: incorrect type in
>> assignment (different base types) @@ expected restricted __le64
>> [usertype] @@ got restricted __le32 [usertype] @@
>> drivers/dma/fsl-dpaa2-qdma/dpdmai.c:81:24: sparse: expected restricted
>> __le64 [usertype]
>> drivers/dma/fsl-dpaa2-qdma/dpdmai.c:81:24: sparse: got restricted __le32
>> [usertype]
>> drivers/dma/fsl-dpaa2-qdma/dpdmai.c:148:9: sparse: sparse: invalid
>> assignment: |=
>> drivers/dma/fsl-dpaa2-qdma/dpdmai.c:148:9: sparse: left side has type
>> restricted __le64
>> drivers/dma/fsl-dpaa2-qdma/dpdmai.c:148:9: sparse: right side has type
>> unsigned long long
>> drivers/dma/fsl-dpaa2-qdma/dpdmai.c:148:9: sparse: sparse: invalid
>> assignment: |=
>> drivers/dma/fsl-dpaa2-qdma/dpdmai.c:148:9: sparse: left side has type
>> restricted __le64
>> drivers/dma/fsl-dpaa2-qdma/dpdmai.c:148:9: sparse: right side has type
>> unsigned long long
vim +183 drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c
170
171 /* first frame list for descriptor buffer */
172 static void
173 dpaa2_qdma_populate_first_framel(struct dpaa2_fl_entry *f_list,
174 struct dpaa2_qdma_comp *dpaa2_comp,
175 bool wrt_changed)
176 {
177 struct dpaa2_qdma_sd_d *sdd;
178
179 sdd = dpaa2_comp->desc_virt_addr;
180 memset(sdd, 0, 2 * (sizeof(*sdd)));
181
182 /* source descriptor CMD */
> 183 sdd->cmd = cpu_to_le32(QDMA_SD_CMD_RDTTYPE_COHERENT);
184 sdd++;
185
186 /* dest descriptor CMD */
187 if (wrt_changed)
188 sdd->cmd =
cpu_to_le32(LX2160_QDMA_DD_CMD_WRTTYPE_COHERENT);
189 else
190 sdd->cmd = cpu_to_le32(QDMA_DD_CMD_WRTTYPE_COHERENT);
191
192 memset(f_list, 0, sizeof(struct dpaa2_fl_entry));
193
194 /* first frame list to source descriptor */
195 dpaa2_fl_set_addr(f_list, dpaa2_comp->desc_bus_addr);
196 dpaa2_fl_set_len(f_list, 0x20);
197 dpaa2_fl_set_format(f_list, QDMA_FL_FMT_SBF | QDMA_FL_SL_LONG);
198
199 /* bypass memory translation */
200 if (smmu_disable)
201 f_list->bpid = cpu_to_le16(QDMA_FL_BMT_ENABLE);
202 }
203
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
