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Date: Tue, 9 May 2023 18:38:29 +0800
From: kernel test robot <lkp@...el.com>
To: Peter De Schrijver <pdeschrijver@...dia.com>,
thierry.reding@...il.com, jonathanh@...dia.com,
mperttunen@...dia.com
Cc: oe-kbuild-all@...ts.linux.dev, sudeep.holla@....com,
talho@...dia.com, robh@...nel.org, linux-tegra@...r.kernel.org,
linux-kernel@...r.kernel.org, stefank@...dia.com
Subject: Re: [PATCH 5/5] firmware: tegra: bpmp: Add support for DRAM MRQ GSCs
Hi Peter,
kernel test robot noticed the following build warnings:
[auto build test WARNING on tegra/for-next]
[also build test WARNING on robh/for-next linus/master v6.4-rc1 next-20230509]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Peter-De-Schrijver/dt-bindings-mailbox-tegra-Document-Tegra264-HSP/20230508-203107
base: https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git for-next
patch link: https://lore.kernel.org/r/20230508122048.99953-6-pdeschrijver%40nvidia.com
patch subject: [PATCH 5/5] firmware: tegra: bpmp: Add support for DRAM MRQ GSCs
config: arm64-randconfig-s032-20230507 (https://download.01.org/0day-ci/archive/20230509/202305091826.DCKDo0L8-lkp@intel.com/config)
compiler: aarch64-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://github.com/intel-lab-lkp/linux/commit/37f37c8af4622908dd3a8ca43d23c4e2310bdc20
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Peter-De-Schrijver/dt-bindings-mailbox-tegra-Document-Tegra264-HSP/20230508-203107
git checkout 37f37c8af4622908dd3a8ca43d23c4e2310bdc20
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/firmware/tegra/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305091826.DCKDo0L8-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> drivers/firmware/tegra/bpmp-tegra186.c:190:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *addr @@ got void [noderef] __iomem *virt @@
drivers/firmware/tegra/bpmp-tegra186.c:190:34: sparse: expected void *addr
drivers/firmware/tegra/bpmp-tegra186.c:190:34: sparse: got void [noderef] __iomem *virt
>> drivers/firmware/tegra/bpmp-tegra186.c:248:23: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __iomem *virt @@ got void * @@
drivers/firmware/tegra/bpmp-tegra186.c:248:23: sparse: expected void [noderef] __iomem *virt
drivers/firmware/tegra/bpmp-tegra186.c:248:23: sparse: got void *
drivers/firmware/tegra/bpmp-tegra186.c:261:23: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __iomem *virt @@ got void * @@
drivers/firmware/tegra/bpmp-tegra186.c:261:23: sparse: expected void [noderef] __iomem *virt
drivers/firmware/tegra/bpmp-tegra186.c:261:23: sparse: got void *
drivers/firmware/tegra/bpmp-tegra186.c:303:23: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __iomem *virt @@ got void * @@
drivers/firmware/tegra/bpmp-tegra186.c:303:23: sparse: expected void [noderef] __iomem *virt
drivers/firmware/tegra/bpmp-tegra186.c:303:23: sparse: got void *
vim +190 drivers/firmware/tegra/bpmp-tegra186.c
170
171 static void tegra186_bpmp_channel_deinit(struct tegra_bpmp *bpmp)
172 {
173 int i;
174 struct tegra186_bpmp *priv = bpmp->priv;
175
176 for (i = 0; i < bpmp->threaded.count; i++) {
177 if (!bpmp->threaded_channels[i].bpmp)
178 continue;
179
180 tegra186_bpmp_channel_cleanup(&bpmp->threaded_channels[i]);
181 }
182
183 tegra186_bpmp_channel_cleanup(bpmp->rx_channel);
184 tegra186_bpmp_channel_cleanup(bpmp->tx_channel);
185
186 if (priv->type == TEGRA_SRAM) {
187 gen_pool_free(priv->sram.tx, (unsigned long)priv->tx.virt, 4096);
188 gen_pool_free(priv->sram.rx, (unsigned long)priv->rx.virt, 4096);
189 } else if (priv->type == TEGRA_RMEM) {
> 190 memunmap(priv->tx.virt);
191 }
192 }
193
194 static int tegra186_bpmp_channel_setup(struct tegra_bpmp *bpmp)
195 {
196 unsigned int i;
197 int err;
198
199 err = tegra186_bpmp_channel_init(bpmp->tx_channel, bpmp,
200 bpmp->soc->channels.cpu_tx.offset);
201 if (err < 0)
202 return err;
203
204 err = tegra186_bpmp_channel_init(bpmp->rx_channel, bpmp,
205 bpmp->soc->channels.cpu_rx.offset);
206 if (err < 0) {
207 tegra186_bpmp_channel_cleanup(bpmp->tx_channel);
208 return err;
209 }
210
211 for (i = 0; i < bpmp->threaded.count; i++) {
212 unsigned int index = bpmp->soc->channels.thread.offset + i;
213
214 err = tegra186_bpmp_channel_init(&bpmp->threaded_channels[i],
215 bpmp, index);
216 if (err < 0)
217 break;
218 }
219
220 if (err < 0)
221 tegra186_bpmp_channel_deinit(bpmp);
222
223 return err;
224 }
225
226 static void tegra186_bpmp_reset_channels(struct tegra_bpmp *bpmp)
227 {
228 unsigned int i;
229
230 tegra186_bpmp_channel_reset(bpmp->tx_channel);
231 tegra186_bpmp_channel_reset(bpmp->rx_channel);
232
233 for (i = 0; i < bpmp->threaded.count; i++)
234 tegra186_bpmp_channel_reset(&bpmp->threaded_channels[i]);
235 }
236
237 static int tegra186_bpmp_sram_init(struct tegra_bpmp *bpmp)
238 {
239 int err;
240 struct tegra186_bpmp *priv = bpmp->priv;
241
242 priv->sram.tx = of_gen_pool_get(bpmp->dev->of_node, "shmem", 0);
243 if (!priv->sram.tx) {
244 dev_err(bpmp->dev, "TX shmem pool not found\n");
245 return -EPROBE_DEFER;
246 }
247
> 248 priv->tx.virt = gen_pool_dma_alloc(priv->sram.tx, 4096, &priv->tx.phys);
249 if (!priv->tx.virt) {
250 dev_err(bpmp->dev, "failed to allocate from TX pool\n");
251 return -ENOMEM;
252 }
253
254 priv->sram.rx = of_gen_pool_get(bpmp->dev->of_node, "shmem", 1);
255 if (!priv->sram.rx) {
256 dev_err(bpmp->dev, "RX shmem pool not found\n");
257 err = -EPROBE_DEFER;
258 goto free_tx;
259 }
260
261 priv->rx.virt = gen_pool_dma_alloc(priv->sram.rx, 4096, &priv->rx.phys);
262 if (!priv->rx.virt) {
263 dev_err(bpmp->dev, "failed to allocate from RX pool\n");
264 err = -ENOMEM;
265 goto free_tx;
266 }
267
268 priv->type = TEGRA_SRAM;
269
270 return 0;
271
272 free_tx:
273 gen_pool_free(priv->sram.tx, (unsigned long)priv->tx.virt, 4096);
274
275 return err;
276 }
277
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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