Re: [PATCH v2 2/2] drm/imx/dcss: have all init functions use devres
From: kernel test robot <hidden>
Date: 2024-01-10 07:13:54
Also in:
dri-devel, lkml, oe-kbuild-all
Hi Philipp, kernel test robot noticed the following build errors: [auto build test ERROR on v6.7] [also build test ERROR on linus/master] [cannot apply to drm-misc/drm-misc-next next-20240109] [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/Philipp-Stanner/drm-dcss-request-memory-region/20240109-182239 base: v6.7 patch link: https://lore.kernel.org/r/20240109102032.16165-3-pstanner%40redhat.com patch subject: [PATCH v2 2/2] drm/imx/dcss: have all init functions use devres config: arm64-defconfig (https://download.01.org/0day-ci/archive/20240110/202401101401.bi7U74fr-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240110/202401101401.bi7U74fr-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot [off-list ref] | Closes: https://lore.kernel.org/oe-kbuild-all/202401101401.bi7U74fr-lkp@intel.com/ (local) All error/warnings (new ones prefixed by >>): In file included from include/linux/device.h:17, from include/linux/platform_device.h:13, from drivers/gpu/drm/imx/dcss/dcss-dev.c:9: drivers/gpu/drm/imx/dcss/dcss-dev.c: In function 'dcss_dev_create': drivers/gpu/drm/imx/dcss/dcss-dev.c:186:42: error: incompatible type for argument 1 of '__devm_request_region' 186 | if (!devm_request_mem_region(pdev->dev, res->start, res_len, "dcss")) { | ~~~~^~~~~ | | | struct device include/linux/ioport.h:306:31: note: in definition of macro 'devm_request_mem_region' 306 | __devm_request_region(dev, &iomem_resource, (start), (n), (name)) | ^~~ include/linux/ioport.h:308:63: note: expected 'struct device *' but argument is of type 'struct device' 308 | extern struct resource * __devm_request_region(struct device *dev, | ~~~~~~~~~~~~~~~^~~
quoted
drivers/gpu/drm/imx/dcss/dcss-dev.c:202:24: warning: returning 'int' from a function with return type 'struct dcss_dev *' makes pointer from integer without a cast [-Wint-conversion]
202 | return ret;
| ^~~
--
drivers/gpu/drm/imx/dcss/dcss-scaler.c: In function 'dcss_scaler_ch_init_all':quoted
drivers/gpu/drm/imx/dcss/dcss-scaler.c:305:45: error: 'dev' undeclared (first use in this function); did you mean 'cdev'?
305 | ch->base_reg = devm_ioremap(dev, ch->base_ofs, SZ_4K);
| ^~~
| cdev
drivers/gpu/drm/imx/dcss/dcss-scaler.c:305:45: note: each undeclared identifier is reported only once for each function it appears in
drivers/gpu/drm/imx/dcss/dcss-scaler.c: In function 'dcss_scaler_init':quoted
drivers/gpu/drm/imx/dcss/dcss-scaler.c:331:37: error: passing argument 1 of 'dcss_scaler_ch_init_all' from incompatible pointer type [-Werror=incompatible-pointer-types]
331 | if (dcss_scaler_ch_init_all(dev, scaler, scaler_base))
| ^~~
| |
| struct device *
drivers/gpu/drm/imx/dcss/dcss-scaler.c:294:56: note: expected 'struct dcss_scaler *' but argument is of type 'struct device *'
294 | static int dcss_scaler_ch_init_all(struct dcss_scaler *scl,
| ~~~~~~~~~~~~~~~~~~~~^~~quoted
drivers/gpu/drm/imx/dcss/dcss-scaler.c:331:42: warning: passing argument 2 of 'dcss_scaler_ch_init_all' makes integer from pointer without a cast [-Wint-conversion]
331 | if (dcss_scaler_ch_init_all(dev, scaler, scaler_base))
| ^~~~~~
| |
| struct dcss_scaler *
drivers/gpu/drm/imx/dcss/dcss-scaler.c:295:50: note: expected 'long unsigned int' but argument is of type 'struct dcss_scaler *'
295 | unsigned long scaler_base)
| ~~~~~~~~~~~~~~^~~~~~~~~~~quoted
drivers/gpu/drm/imx/dcss/dcss-scaler.c:331:13: error: too many arguments to function 'dcss_scaler_ch_init_all'
331 | if (dcss_scaler_ch_init_all(dev, scaler, scaler_base))
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/imx/dcss/dcss-scaler.c:294:12: note: declared here
294 | static int dcss_scaler_ch_init_all(struct dcss_scaler *scl,
| ^~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +305 drivers/gpu/drm/imx/dcss/dcss-scaler.c
293
294 static int dcss_scaler_ch_init_all(struct dcss_scaler *scl,
295 unsigned long scaler_base)
296 {
297 struct dcss_scaler_ch *ch;
298 int i;
299
300 for (i = 0; i < 3; i++) {
301 ch = &scl->ch[i];
302
303 ch->base_ofs = scaler_base + i * 0x400;
304
> 305 ch->base_reg = devm_ioremap(dev, ch->base_ofs, SZ_4K);
306 if (!ch->base_reg) {
307 dev_err(scl->dev, "scaler: unable to remap ch base\n");
308 return -ENOMEM;
309 }
310
311 ch->scl = scl;
312 }
313
314 return 0;
315 }
316
317 int dcss_scaler_init(struct dcss_dev *dcss, unsigned long scaler_base)
318 {
319 struct dcss_scaler *scaler;
320 struct device *dev = dcss->dev;
321
322 scaler = devm_kzalloc(dev, sizeof(*scaler), GFP_KERNEL);
323 if (!scaler)
324 return -ENOMEM;
325
326 dcss->scaler = scaler;
327 scaler->dev = dcss->dev;
328 scaler->ctxld = dcss->ctxld;
329 scaler->ctx_id = CTX_SB_HP;
330
> 331 if (dcss_scaler_ch_init_all(dev, scaler, scaler_base))
332 return -ENOMEM;
333
334 return 0;
335 }
336
--
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