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(envelope-from ) id 1r7S3j-0005mc-1S; Mon, 27 Nov 2023 03:13:19 +0000 Date: Mon, 27 Nov 2023 11:12:45 +0800 From: kernel test robot To: Marco Elver Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Andrew Morton , Linux Memory Management List Subject: arch/powerpc/platforms/512x/mpc512x_shared.c:251:9: sparse: sparse: incorrect type in argument 2 (different address spaces) Message-ID: <202311271055.xSmddI7Q-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: B854540014 X-Stat-Signature: dyxr8qbn5f14aznsgkzp1a53scjp7ywf X-Rspam-User: X-HE-Tag: 1701054804-404548 X-HE-Meta: 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(https://download.01.org/0day-ci/archive/20231127/202311271055.xSmddI7Q-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce: (https://download.01.org/0day-ci/archive/20231127/202311271055.xSmddI7Q-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202311271055.xSmddI7Q-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) arch/powerpc/platforms/512x/mpc512x_shared.c:239:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ arch/powerpc/platforms/512x/mpc512x_shared.c:239:25: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr arch/powerpc/platforms/512x/mpc512x_shared.c:239:25: sparse: got restricted __be32 [noderef] __iomem * arch/powerpc/platforms/512x/mpc512x_shared.c:245:38: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ arch/powerpc/platforms/512x/mpc512x_shared.c:245:38: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr arch/powerpc/platforms/512x/mpc512x_shared.c:245:38: sparse: got restricted __be32 [noderef] __iomem * arch/powerpc/platforms/512x/mpc512x_shared.c:251:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] vaddr @@ arch/powerpc/platforms/512x/mpc512x_shared.c:251:9: sparse: expected void const * arch/powerpc/platforms/512x/mpc512x_shared.c:251:9: sparse: got void [noderef] __iomem *[assigned] vaddr arch/powerpc/platforms/512x/mpc512x_shared.c:251:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] vaddr @@ arch/powerpc/platforms/512x/mpc512x_shared.c:251:9: sparse: expected void const * arch/powerpc/platforms/512x/mpc512x_shared.c:251:9: sparse: got void [noderef] __iomem *[assigned] vaddr >> arch/powerpc/platforms/512x/mpc512x_shared.c:251:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *q @@ got void [noderef] __iomem *[assigned] vaddr @@ arch/powerpc/platforms/512x/mpc512x_shared.c:251:9: sparse: expected void const *q arch/powerpc/platforms/512x/mpc512x_shared.c:251:9: sparse: got void [noderef] __iomem *[assigned] vaddr arch/powerpc/platforms/512x/mpc512x_shared.c:256:24: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ arch/powerpc/platforms/512x/mpc512x_shared.c:256:24: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr arch/powerpc/platforms/512x/mpc512x_shared.c:256:24: sparse: got restricted __be32 [noderef] __iomem * arch/powerpc/platforms/512x/mpc512x_shared.c:264:25: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int const volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ arch/powerpc/platforms/512x/mpc512x_shared.c:264:25: sparse: expected unsigned int const volatile [noderef] [usertype] __iomem *addr arch/powerpc/platforms/512x/mpc512x_shared.c:264:25: sparse: got restricted __be32 [noderef] __iomem * arch/powerpc/platforms/512x/mpc512x_shared.c:271:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] vaddr @@ arch/powerpc/platforms/512x/mpc512x_shared.c:271:9: sparse: expected void const * arch/powerpc/platforms/512x/mpc512x_shared.c:271:9: sparse: got void [noderef] __iomem *[assigned] vaddr arch/powerpc/platforms/512x/mpc512x_shared.c:271:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] vaddr @@ arch/powerpc/platforms/512x/mpc512x_shared.c:271:9: sparse: expected void const * arch/powerpc/platforms/512x/mpc512x_shared.c:271:9: sparse: got void [noderef] __iomem *[assigned] vaddr arch/powerpc/platforms/512x/mpc512x_shared.c:271:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *q @@ got void [noderef] __iomem *[assigned] vaddr @@ arch/powerpc/platforms/512x/mpc512x_shared.c:271:9: sparse: expected void const *q arch/powerpc/platforms/512x/mpc512x_shared.c:271:9: sparse: got void [noderef] __iomem *[assigned] vaddr arch/powerpc/platforms/512x/mpc512x_shared.c:277:19: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ arch/powerpc/platforms/512x/mpc512x_shared.c:277:19: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr arch/powerpc/platforms/512x/mpc512x_shared.c:277:19: sparse: got restricted __be32 [noderef] __iomem * arch/powerpc/platforms/512x/mpc512x_shared.c:278:32: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ arch/powerpc/platforms/512x/mpc512x_shared.c:278:32: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr arch/powerpc/platforms/512x/mpc512x_shared.c:278:32: sparse: got restricted __be32 [noderef] __iomem * arch/powerpc/platforms/512x/mpc512x_shared.c:279:32: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ arch/powerpc/platforms/512x/mpc512x_shared.c:279:32: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr arch/powerpc/platforms/512x/mpc512x_shared.c:279:32: sparse: got restricted __be32 [noderef] __iomem * arch/powerpc/platforms/512x/mpc512x_shared.c:280:32: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int volatile [noderef] [usertype] __iomem *addr @@ got restricted __be32 [noderef] __iomem * @@ arch/powerpc/platforms/512x/mpc512x_shared.c:280:32: sparse: expected unsigned int volatile [noderef] [usertype] __iomem *addr arch/powerpc/platforms/512x/mpc512x_shared.c:280:32: sparse: got restricted __be32 [noderef] __iomem * arch/powerpc/platforms/512x/mpc512x_shared.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...): include/linux/page-flags.h:246:46: sparse: sparse: self-comparison always evaluates to false vim +251 arch/powerpc/platforms/512x/mpc512x_shared.c 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 208 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 209 /* 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 210 * Check if DIU was pre-initialized. If so, perform steps 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 211 * needed to continue displaying through the whole boot process. 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 212 * Move area descriptor and gamma table elsewhere, they are 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 213 * destroyed by bootmem allocator otherwise. The frame buffer 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 214 * address range will be reserved in setup_arch() after bootmem 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 215 * allocator is up. 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 216 */ 7e198197ec878c Brian Norris 2013-10-11 217 static void __init mpc512x_init_diu(void) 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 218 { 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 219 struct device_node *np; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 220 struct diu __iomem *diu_reg; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 221 phys_addr_t desc; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 222 void __iomem *vaddr; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 223 unsigned long mode, pix_fmt, res, bpp; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 224 unsigned long dst; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 225 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 226 np = of_find_compatible_node(NULL, NULL, "fsl,mpc5121-diu"); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 227 if (!np) { 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 228 pr_err("No DIU node\n"); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 229 return; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 230 } 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 231 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 232 diu_reg = of_iomap(np, 0); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 233 of_node_put(np); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 234 if (!diu_reg) { 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 235 pr_err("Can't map DIU\n"); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 236 return; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 237 } 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 238 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 239 mode = in_be32(&diu_reg->diu_mode); c4e5a0232763db Timur Tabi 2011-09-28 240 if (mode == MFB_MODE0) { 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 241 pr_info("%s: DIU OFF\n", __func__); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 242 goto out; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 243 } 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 244 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 245 desc = in_be32(&diu_reg->desc[0]); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 246 vaddr = ioremap(desc, sizeof(struct diu_ad)); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 247 if (!vaddr) { 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 248 pr_err("Can't map DIU area desc.\n"); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 249 goto out; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 250 } 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 @251 memcpy(&diu_shared_fb.ad0, vaddr, sizeof(struct diu_ad)); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 252 /* flush fb area descriptor */ 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 253 dst = (unsigned long)&diu_shared_fb.ad0; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 254 flush_dcache_range(dst, dst + sizeof(struct diu_ad) - 1); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 255 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 256 res = in_be32(&diu_reg->disp_size); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 257 pix_fmt = in_le32(vaddr); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 258 bpp = ((pix_fmt >> 16) & 0x3) + 1; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 259 diu_shared_fb.fb_phys = in_le32(vaddr + 4); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 260 diu_shared_fb.fb_len = ((res & 0xfff0000) >> 16) * (res & 0xfff) * bpp; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 261 diu_shared_fb.in_use = true; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 262 iounmap(vaddr); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 263 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 264 desc = in_be32(&diu_reg->gamma); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 265 vaddr = ioremap(desc, sizeof(diu_shared_fb.gamma)); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 266 if (!vaddr) { 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 267 pr_err("Can't map DIU area desc.\n"); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 268 diu_shared_fb.in_use = false; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 269 goto out; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 270 } 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 271 memcpy(&diu_shared_fb.gamma, vaddr, sizeof(diu_shared_fb.gamma)); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 272 /* flush gamma table */ 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 273 dst = (unsigned long)&diu_shared_fb.gamma; 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 274 flush_dcache_range(dst, dst + sizeof(diu_shared_fb.gamma) - 1); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 275 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 276 iounmap(vaddr); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 277 out_be32(&diu_reg->gamma, virt_to_phys(&diu_shared_fb.gamma)); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 278 out_be32(&diu_reg->desc[1], 0); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 279 out_be32(&diu_reg->desc[2], 0); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 280 out_be32(&diu_reg->desc[0], virt_to_phys(&diu_shared_fb.ad0)); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 281 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 282 out: 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 283 iounmap(diu_reg); 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 284 } 4b5006ec7bb73c Anatolij Gustschin 2010-07-23 285 :::::: The code at line 251 was first introduced by commit :::::: 4b5006ec7bb73cd9d4c8a723d484b4c87fad4123 powerpc/5121: shared DIU framebuffer support :::::: TO: Anatolij Gustschin :::::: CC: Grant Likely -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki