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Message-ID: <202301051927.LR88OxS4-lkp@intel.com>
Date: Thu, 5 Jan 2023 20:03:11 +0800
From: kernel test robot <lkp@...el.com>
To: Anatolij Gustschin <agust@...x.de>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Vinod Koul <vkoul@...nel.org>
Subject: drivers/dma/bestcomm/gen_bd.c:145:22: sparse: sparse: incorrect type
in argument 1 (different address spaces)
Hi Anatolij,
FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 41c03ba9beea760bd2d2ac9250b09a2e192da2dc
commit: adec566b05288f2787a1f88dbaf77ed8b0c644fa dmaengine: bestcomm: fix system boot lockups
date: 1 year, 3 months ago
config: powerpc-randconfig-s053-20230105
compiler: powerpc-linux-gcc (GCC) 12.1.0
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: v0.6.4-39-gce1a6720-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=adec566b05288f2787a1f88dbaf77ed8b0c644fa
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout adec566b05288f2787a1f88dbaf77ed8b0c644fa
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=powerpc olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/dma/bestcomm/ drivers/spi/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
drivers/dma/bestcomm/gen_bd.c:169:25: sparse: sparse: function 'bcom_gen_bd_tx_init' with external linkage has definition
>> drivers/dma/bestcomm/gen_bd.c:145:22: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *a @@ got struct bcom_bd *bd @@
drivers/dma/bestcomm/gen_bd.c:145:22: sparse: expected void volatile [noderef] __iomem *a
drivers/dma/bestcomm/gen_bd.c:145:22: sparse: got struct bcom_bd *bd
drivers/dma/bestcomm/gen_bd.c:229:22: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *a @@ got struct bcom_bd *bd @@
drivers/dma/bestcomm/gen_bd.c:229:22: sparse: expected void volatile [noderef] __iomem *a
drivers/dma/bestcomm/gen_bd.c:229:22: sparse: got struct bcom_bd *bd
--
>> drivers/dma/bestcomm/bestcomm.c:98:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *a @@ got struct bcom_bd *bd @@
drivers/dma/bestcomm/bestcomm.c:98:30: sparse: expected void volatile [noderef] __iomem *a
drivers/dma/bestcomm/bestcomm.c:98:30: sparse: got struct bcom_bd *bd
>> drivers/dma/bestcomm/bestcomm.c:189:19: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *a @@ got unsigned int [usertype] *[assigned] var @@
drivers/dma/bestcomm/bestcomm.c:189:19: sparse: expected void volatile [noderef] __iomem *a
drivers/dma/bestcomm/bestcomm.c:189:19: sparse: got unsigned int [usertype] *[assigned] var
>> drivers/dma/bestcomm/bestcomm.c:190:19: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *a @@ got unsigned int [usertype] *[assigned] inc @@
drivers/dma/bestcomm/bestcomm.c:190:19: sparse: expected void volatile [noderef] __iomem *a
drivers/dma/bestcomm/bestcomm.c:190:19: sparse: got unsigned int [usertype] *[assigned] inc
>> drivers/dma/bestcomm/bestcomm.c:196:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *d @@ got unsigned int [usertype] *[assigned] desc @@
drivers/dma/bestcomm/bestcomm.c:196:21: sparse: expected void volatile [noderef] __iomem *d
drivers/dma/bestcomm/bestcomm.c:196:21: sparse: got unsigned int [usertype] *[assigned] desc
>> drivers/dma/bestcomm/bestcomm.c:197:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *d @@ got unsigned int [usertype] * @@
drivers/dma/bestcomm/bestcomm.c:197:25: sparse: expected void volatile [noderef] __iomem *d
drivers/dma/bestcomm/bestcomm.c:197:25: sparse: got unsigned int [usertype] *
>> drivers/dma/bestcomm/bestcomm.c:198:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *d @@ got unsigned int [usertype] *[assigned] inc @@
drivers/dma/bestcomm/bestcomm.c:198:21: sparse: expected void volatile [noderef] __iomem *d
drivers/dma/bestcomm/bestcomm.c:198:21: sparse: got unsigned int [usertype] *[assigned] inc
>> drivers/dma/bestcomm/bestcomm.c:305:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *a @@ got struct bcom_tdt *tdt @@
drivers/dma/bestcomm/bestcomm.c:305:27: sparse: expected void volatile [noderef] __iomem *a
drivers/dma/bestcomm/bestcomm.c:305:27: sparse: got struct bcom_tdt *tdt
>> drivers/dma/bestcomm/bestcomm.c:306:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *a @@ got unsigned int [usertype] *ctx @@
drivers/dma/bestcomm/bestcomm.c:306:27: sparse: expected void volatile [noderef] __iomem *a
drivers/dma/bestcomm/bestcomm.c:306:27: sparse: got unsigned int [usertype] *ctx
>> drivers/dma/bestcomm/bestcomm.c:307:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *a @@ got unsigned int [usertype] *var @@
drivers/dma/bestcomm/bestcomm.c:307:27: sparse: expected void volatile [noderef] __iomem *a
drivers/dma/bestcomm/bestcomm.c:307:27: sparse: got unsigned int [usertype] *var
>> drivers/dma/bestcomm/bestcomm.c:308:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *a @@ got unsigned int [usertype] *fdt @@
drivers/dma/bestcomm/bestcomm.c:308:27: sparse: expected void volatile [noderef] __iomem *a
drivers/dma/bestcomm/bestcomm.c:308:27: sparse: got unsigned int [usertype] *fdt
drivers/dma/bestcomm/bestcomm.c:311:35: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *d @@ got unsigned int [usertype] * @@
drivers/dma/bestcomm/bestcomm.c:311:35: sparse: expected void volatile [noderef] __iomem *d
drivers/dma/bestcomm/bestcomm.c:311:35: sparse: got unsigned int [usertype] *
vim +145 drivers/dma/bestcomm/gen_bd.c
112
113 int
114 bcom_gen_bd_rx_reset(struct bcom_task *tsk)
115 {
116 struct bcom_gen_bd_priv *priv = tsk->priv;
117 struct bcom_gen_bd_rx_var *var;
118 struct bcom_gen_bd_rx_inc *inc;
119
120 /* Shutdown the task */
121 bcom_disable_task(tsk->tasknum);
122
123 /* Reset the microcode */
124 var = (struct bcom_gen_bd_rx_var *) bcom_task_var(tsk->tasknum);
125 inc = (struct bcom_gen_bd_rx_inc *) bcom_task_inc(tsk->tasknum);
126
127 if (bcom_load_image(tsk->tasknum, bcom_gen_bd_rx_task))
128 return -1;
129
130 var->enable = bcom_eng->regs_base +
131 offsetof(struct mpc52xx_sdma, tcr[tsk->tasknum]);
132 var->fifo = (u32) priv->fifo;
133 var->bd_base = tsk->bd_pa;
134 var->bd_last = tsk->bd_pa + ((tsk->num_bd-1) * tsk->bd_size);
135 var->bd_start = tsk->bd_pa;
136 var->buffer_size = priv->maxbufsize;
137
138 inc->incr_bytes = -(s16)sizeof(u32);
139 inc->incr_dst = sizeof(u32);
140
141 /* Reset the BDs */
142 tsk->index = 0;
143 tsk->outdex = 0;
144
> 145 memset_io(tsk->bd, 0x00, tsk->num_bd * tsk->bd_size);
146
147 /* Configure some stuff */
148 bcom_set_task_pragma(tsk->tasknum, BCOM_GEN_RX_BD_PRAGMA);
149 bcom_set_task_auto_start(tsk->tasknum, tsk->tasknum);
150
151 out_8(&bcom_eng->regs->ipr[priv->initiator], priv->ipr);
152 bcom_set_initiator(tsk->tasknum, priv->initiator);
153
154 out_be32(&bcom_eng->regs->IntPend, 1<<tsk->tasknum); /* Clear ints */
155
156 return 0;
157 }
158 EXPORT_SYMBOL_GPL(bcom_gen_bd_rx_reset);
159
160 void
161 bcom_gen_bd_rx_release(struct bcom_task *tsk)
162 {
163 /* Nothing special for the GenBD tasks */
164 bcom_task_free(tsk);
165 }
166 EXPORT_SYMBOL_GPL(bcom_gen_bd_rx_release);
167
168
> 169 extern struct bcom_task *
170 bcom_gen_bd_tx_init(int queue_len, phys_addr_t fifo,
171 int initiator, int ipr)
172 {
173 struct bcom_task *tsk;
174 struct bcom_gen_bd_priv *priv;
175
176 tsk = bcom_task_alloc(queue_len, sizeof(struct bcom_gen_bd),
177 sizeof(struct bcom_gen_bd_priv));
178 if (!tsk)
179 return NULL;
180
181 tsk->flags = BCOM_FLAGS_NONE;
182
183 priv = tsk->priv;
184 priv->fifo = fifo;
185 priv->initiator = initiator;
186 priv->ipr = ipr;
187
188 if (bcom_gen_bd_tx_reset(tsk)) {
189 bcom_task_free(tsk);
190 return NULL;
191 }
192
193 return tsk;
194 }
195 EXPORT_SYMBOL_GPL(bcom_gen_bd_tx_init);
196
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
View attachment "config" of type "text/plain" (180800 bytes)
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