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Date: Sat, 10 Feb 2024 19:54:21 +0800
From: kernel test robot <lkp@...el.com>
To: Herve Codina <herve.codina@...tlin.com>
CC: <oe-kbuild-all@...ts.linux.dev>, <linux-kernel@...r.kernel.org>, "Mark
Brown" <broonie@...nel.org>
Subject: drivers/soc/fsl/qe/qmc.c:1342:9: sparse: sparse: incorrect type in
argument 1 (different address spaces)
Hi Herve,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 4a7bbe7519b6a5d189feeba1d417c8ce9f7e852b
commit: 6ffa0da5c63f8408101d01075709981005eb66ec soc: fsl: cpm1: qmc: Fix test dependency
date: 11 months ago
:::::: branch date: 8 hours ago
:::::: commit date: 11 months ago
config: powerpc-randconfig-r122-20240208 (https://download.01.org/0day-ci/archive/20240210/202402101716.yt6Z87ty-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce: (https://download.01.org/0day-ci/archive/20240210/202402101716.yt6Z87ty-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/r/202402101716.yt6Z87ty-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
drivers/soc/fsl/qe/qmc.c:334:12: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cpm_buf_desc [usertype] *[noderef] __iomem bd @@ got struct cpm_buf_desc [noderef] [usertype] __iomem *txbd_free @@
drivers/soc/fsl/qe/qmc.c:334:12: sparse: expected struct cpm_buf_desc [usertype] *[noderef] __iomem bd
drivers/soc/fsl/qe/qmc.c:334:12: sparse: got struct cpm_buf_desc [noderef] [usertype] __iomem *txbd_free
drivers/soc/fsl/qe/qmc.c:346:39: sparse: sparse: subtraction of different types can't work (different address spaces)
drivers/soc/fsl/qe/qmc.c:389:12: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cpm_buf_desc [usertype] *[noderef] __iomem bd @@ got struct cpm_buf_desc [noderef] [usertype] __iomem *txbd_done @@
drivers/soc/fsl/qe/qmc.c:389:12: sparse: expected struct cpm_buf_desc [usertype] *[noderef] __iomem bd
drivers/soc/fsl/qe/qmc.c:389:12: sparse: got struct cpm_buf_desc [noderef] [usertype] __iomem *txbd_done
drivers/soc/fsl/qe/qmc.c:396:47: sparse: sparse: subtraction of different types can't work (different address spaces)
drivers/soc/fsl/qe/qmc.c:441:12: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cpm_buf_desc [usertype] *[noderef] __iomem bd @@ got struct cpm_buf_desc [noderef] [usertype] __iomem *rxbd_free @@
drivers/soc/fsl/qe/qmc.c:453:39: sparse: sparse: subtraction of different types can't work (different address spaces)
drivers/soc/fsl/qe/qmc.c:505:12: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cpm_buf_desc [usertype] *[noderef] __iomem bd @@ got struct cpm_buf_desc [noderef] [usertype] __iomem *rxbd_done @@
drivers/soc/fsl/qe/qmc.c:505:12: sparse: expected struct cpm_buf_desc [usertype] *[noderef] __iomem bd
drivers/soc/fsl/qe/qmc.c:505:12: sparse: got struct cpm_buf_desc [noderef] [usertype] __iomem *rxbd_done
drivers/soc/fsl/qe/qmc.c:512:47: sparse: sparse: subtraction of different types can't work (different address spaces)
drivers/soc/fsl/qe/qmc.c:670:12: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cpm_buf_desc [usertype] *[noderef] __iomem bd @@ got struct cpm_buf_desc [noderef] [usertype] __iomem *rxbds @@
drivers/soc/fsl/qe/qmc.c:675:47: sparse: sparse: subtraction of different types can't work (different address spaces)
drivers/soc/fsl/qe/qmc.c:705:12: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cpm_buf_desc [usertype] *[noderef] __iomem bd @@ got struct cpm_buf_desc [noderef] [usertype] __iomem *txbds @@
drivers/soc/fsl/qe/qmc.c:705:12: sparse: expected struct cpm_buf_desc [usertype] *[noderef] __iomem bd
drivers/soc/fsl/qe/qmc.c:705:12: sparse: got struct cpm_buf_desc [noderef] [usertype] __iomem *txbds
drivers/soc/fsl/qe/qmc.c:710:47: sparse: sparse: subtraction of different types can't work (different address spaces)
drivers/soc/fsl/qe/qmc.c:1108:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *[noderef] __iomem addr @@ got unsigned short [noderef] __iomem * @@
drivers/soc/fsl/qe/qmc.c:1108:30: sparse: expected void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:1108:30: sparse: got unsigned short [noderef] __iomem *
drivers/soc/fsl/qe/qmc.c:1111:22: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *[noderef] __iomem addr @@ got unsigned short [noderef] __iomem * @@
drivers/soc/fsl/qe/qmc.c:1111:22: sparse: expected void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:1111:22: sparse: got unsigned short [noderef] __iomem *
drivers/soc/fsl/qe/qmc.c:1120:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *[noderef] __iomem addr @@ got unsigned short [noderef] __iomem * @@
drivers/soc/fsl/qe/qmc.c:1120:30: sparse: expected void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:1120:30: sparse: got unsigned short [noderef] __iomem *
drivers/soc/fsl/qe/qmc.c:1123:22: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *[noderef] __iomem addr @@ got unsigned short [noderef] __iomem * @@
drivers/soc/fsl/qe/qmc.c:1123:22: sparse: expected void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:1123:22: sparse: got unsigned short [noderef] __iomem *
drivers/soc/fsl/qe/qmc.c:1176:44: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *[noderef] __iomem addr @@ got unsigned short [noderef] [usertype] __iomem * @@
drivers/soc/fsl/qe/qmc.c:1176:44: sparse: expected void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:1176:44: sparse: got unsigned short [noderef] [usertype] __iomem *
drivers/soc/fsl/qe/qmc.c:1181:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *[noderef] __iomem addr @@ got unsigned short [noderef] [usertype] __iomem *[assigned] last @@
drivers/soc/fsl/qe/qmc.c:1181:29: sparse: expected void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:1181:29: sparse: got unsigned short [noderef] [usertype] __iomem *[assigned] last
drivers/soc/fsl/qe/qmc.c:1194:35: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *[noderef] __iomem addr @@ got unsigned short [noderef] [usertype] __iomem *int_curr @@
drivers/soc/fsl/qe/qmc.c:1194:35: sparse: expected void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:1194:35: sparse: got unsigned short [noderef] [usertype] __iomem *int_curr
drivers/soc/fsl/qe/qmc.c:1197:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *[noderef] __iomem addr @@ got unsigned short [noderef] [usertype] __iomem *int_curr @@
drivers/soc/fsl/qe/qmc.c:1197:32: sparse: expected void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:1197:32: sparse: got unsigned short [noderef] [usertype] __iomem *int_curr
drivers/soc/fsl/qe/qmc.c:1242:43: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *[noderef] __iomem addr @@ got unsigned short [noderef] [usertype] __iomem *int_curr @@
drivers/soc/fsl/qe/qmc.c:1242:43: sparse: expected void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:1242:43: sparse: got unsigned short [noderef] [usertype] __iomem *int_curr
drivers/soc/fsl/qe/qmc.c:1286:23: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *[noderef] scc_regs @@ got void [noderef] __iomem * @@
drivers/soc/fsl/qe/qmc.c:1286:23: sparse: expected void *[noderef] scc_regs
drivers/soc/fsl/qe/qmc.c:1286:23: sparse: got void [noderef] __iomem *
drivers/soc/fsl/qe/qmc.c:1295:23: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *[noderef] scc_pram @@ got void [noderef] __iomem * @@
drivers/soc/fsl/qe/qmc.c:1295:23: sparse: expected void *[noderef] scc_pram
drivers/soc/fsl/qe/qmc.c:1295:23: sparse: got void [noderef] __iomem *
drivers/soc/fsl/qe/qmc.c:1299:21: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *[noderef] dpram @@ got void [noderef] __iomem * @@
drivers/soc/fsl/qe/qmc.c:1299:21: sparse: expected void *[noderef] dpram
drivers/soc/fsl/qe/qmc.c:1299:21: sparse: got void [noderef] __iomem *
drivers/soc/fsl/qe/qmc.c:1335:23: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cpm_buf_desc [noderef] [usertype] __iomem *bd_table @@ got void * @@
drivers/soc/fsl/qe/qmc.c:1335:23: sparse: expected struct cpm_buf_desc [noderef] [usertype] __iomem *bd_table
drivers/soc/fsl/qe/qmc.c:1335:23: sparse: got void *
>> drivers/soc/fsl/qe/qmc.c:1342:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *s @@ got struct cpm_buf_desc [noderef] [usertype] __iomem *bd_table @@
drivers/soc/fsl/qe/qmc.c:1342:9: sparse: expected void *s
drivers/soc/fsl/qe/qmc.c:1342:9: sparse: got struct cpm_buf_desc [noderef] [usertype] __iomem *bd_table
drivers/soc/fsl/qe/qmc.c:1348:24: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected unsigned short [noderef] [usertype] __iomem *int_table @@ got void * @@
drivers/soc/fsl/qe/qmc.c:1348:24: sparse: expected unsigned short [noderef] [usertype] __iomem *int_table
drivers/soc/fsl/qe/qmc.c:1348:24: sparse: got void *
>> drivers/soc/fsl/qe/qmc.c:1355:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *s @@ got unsigned short [noderef] [usertype] __iomem *int_table @@
drivers/soc/fsl/qe/qmc.c:1355:9: sparse: expected void *s
drivers/soc/fsl/qe/qmc.c:1355:9: sparse: got unsigned short [noderef] [usertype] __iomem *int_table
drivers/soc/fsl/qe/qmc.c:290:33: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:223:26: sparse: expected void [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:223:26: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:290:33: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:292:29: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:223:26: sparse: expected void [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:223:26: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:292:29: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:295:39: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:295:39: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:233:21: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:233:38: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:228:27: sparse: expected void const [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:228:27: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:233:38: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:223:26: sparse: expected void [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:223:26: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:233:21: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:233:38: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:298:39: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:298:39: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:238:21: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:238:38: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:228:27: sparse: expected void const [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:228:27: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:238:38: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:223:26: sparse: expected void [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:223:26: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:238:21: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:238:38: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:304:29: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:223:26: sparse: expected void [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:223:26: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:304:29: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:336:28: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:228:27: sparse: expected void const [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:228:27: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:336:28: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:343:22: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:223:26: sparse: expected void [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:223:26: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:343:22: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:344:22: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:243:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:243:26: sparse: expected void [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:243:26: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:344:22: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:243:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:243:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:346:36: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:353:22: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:223:26: sparse: expected void [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:223:26: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:353:22: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:356:31: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:356:31: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:233:21: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:233:38: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:228:27: sparse: expected void const [noderef] __iomem *addr
drivers/soc/fsl/qe/qmc.c:228:27: sparse: got void *[noderef] __iomem addr
drivers/soc/fsl/qe/qmc.c:233:38: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:228:27: sparse: sparse: dereference of noderef expression
drivers/soc/fsl/qe/qmc.c:223:26: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem *addr @@ got void *[noderef] __iomem addr @@
drivers/soc/fsl/qe/qmc.c:223:26: sparse: expected void [noderef] __iomem *addr
vim +1342 drivers/soc/fsl/qe/qmc.c
3178d58e0b9772 Herve Codina 2023-02-17 1269
3178d58e0b9772 Herve Codina 2023-02-17 1270 static int qmc_probe(struct platform_device *pdev)
3178d58e0b9772 Herve Codina 2023-02-17 1271 {
3178d58e0b9772 Herve Codina 2023-02-17 1272 struct device_node *np = pdev->dev.of_node;
3178d58e0b9772 Herve Codina 2023-02-17 1273 unsigned int nb_chans;
3178d58e0b9772 Herve Codina 2023-02-17 1274 struct resource *res;
3178d58e0b9772 Herve Codina 2023-02-17 1275 struct qmc *qmc;
3178d58e0b9772 Herve Codina 2023-02-17 1276 int irq;
3178d58e0b9772 Herve Codina 2023-02-17 1277 int ret;
3178d58e0b9772 Herve Codina 2023-02-17 1278
3178d58e0b9772 Herve Codina 2023-02-17 1279 qmc = devm_kzalloc(&pdev->dev, sizeof(*qmc), GFP_KERNEL);
3178d58e0b9772 Herve Codina 2023-02-17 1280 if (!qmc)
3178d58e0b9772 Herve Codina 2023-02-17 1281 return -ENOMEM;
3178d58e0b9772 Herve Codina 2023-02-17 1282
3178d58e0b9772 Herve Codina 2023-02-17 1283 qmc->dev = &pdev->dev;
3178d58e0b9772 Herve Codina 2023-02-17 1284 INIT_LIST_HEAD(&qmc->chan_head);
3178d58e0b9772 Herve Codina 2023-02-17 1285
3178d58e0b9772 Herve Codina 2023-02-17 1286 qmc->scc_regs = devm_platform_ioremap_resource_byname(pdev, "scc_regs");
3178d58e0b9772 Herve Codina 2023-02-17 1287 if (IS_ERR(qmc->scc_regs))
3178d58e0b9772 Herve Codina 2023-02-17 1288 return PTR_ERR(qmc->scc_regs);
3178d58e0b9772 Herve Codina 2023-02-17 1289
3178d58e0b9772 Herve Codina 2023-02-17 1290
3178d58e0b9772 Herve Codina 2023-02-17 1291 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "scc_pram");
3178d58e0b9772 Herve Codina 2023-02-17 1292 if (!res)
3178d58e0b9772 Herve Codina 2023-02-17 1293 return -EINVAL;
3178d58e0b9772 Herve Codina 2023-02-17 1294 qmc->scc_pram_offset = res->start - get_immrbase();
3178d58e0b9772 Herve Codina 2023-02-17 @1295 qmc->scc_pram = devm_ioremap_resource(qmc->dev, res);
3178d58e0b9772 Herve Codina 2023-02-17 1296 if (IS_ERR(qmc->scc_pram))
3178d58e0b9772 Herve Codina 2023-02-17 1297 return PTR_ERR(qmc->scc_pram);
3178d58e0b9772 Herve Codina 2023-02-17 1298
3178d58e0b9772 Herve Codina 2023-02-17 1299 qmc->dpram = devm_platform_ioremap_resource_byname(pdev, "dpram");
3178d58e0b9772 Herve Codina 2023-02-17 1300 if (IS_ERR(qmc->dpram))
3178d58e0b9772 Herve Codina 2023-02-17 1301 return PTR_ERR(qmc->dpram);
3178d58e0b9772 Herve Codina 2023-02-17 1302
3178d58e0b9772 Herve Codina 2023-02-17 1303 qmc->tsa_serial = devm_tsa_serial_get_byphandle(qmc->dev, np, "fsl,tsa-serial");
3178d58e0b9772 Herve Codina 2023-02-17 1304 if (IS_ERR(qmc->tsa_serial)) {
3178d58e0b9772 Herve Codina 2023-02-17 1305 return dev_err_probe(qmc->dev, PTR_ERR(qmc->tsa_serial),
3178d58e0b9772 Herve Codina 2023-02-17 1306 "Failed to get TSA serial\n");
3178d58e0b9772 Herve Codina 2023-02-17 1307 }
3178d58e0b9772 Herve Codina 2023-02-17 1308
3178d58e0b9772 Herve Codina 2023-02-17 1309 /* Connect the serial (SCC) to TSA */
3178d58e0b9772 Herve Codina 2023-02-17 1310 ret = tsa_serial_connect(qmc->tsa_serial);
3178d58e0b9772 Herve Codina 2023-02-17 1311 if (ret) {
3178d58e0b9772 Herve Codina 2023-02-17 1312 dev_err(qmc->dev, "Failed to connect TSA serial\n");
3178d58e0b9772 Herve Codina 2023-02-17 1313 return ret;
3178d58e0b9772 Herve Codina 2023-02-17 1314 }
3178d58e0b9772 Herve Codina 2023-02-17 1315
3178d58e0b9772 Herve Codina 2023-02-17 1316 /* Parse channels informationss */
3178d58e0b9772 Herve Codina 2023-02-17 1317 ret = qmc_of_parse_chans(qmc, np);
3178d58e0b9772 Herve Codina 2023-02-17 1318 if (ret)
3178d58e0b9772 Herve Codina 2023-02-17 1319 goto err_tsa_serial_disconnect;
3178d58e0b9772 Herve Codina 2023-02-17 1320
3178d58e0b9772 Herve Codina 2023-02-17 1321 nb_chans = qmc_nb_chans(qmc);
3178d58e0b9772 Herve Codina 2023-02-17 1322
3178d58e0b9772 Herve Codina 2023-02-17 1323 /* Init GMSR_H and GMSR_L registers */
3178d58e0b9772 Herve Codina 2023-02-17 1324 qmc_write32(qmc->scc_regs + SCC_GSMRH,
3178d58e0b9772 Herve Codina 2023-02-17 1325 SCC_GSMRH_CDS | SCC_GSMRH_CTSS | SCC_GSMRH_CDP | SCC_GSMRH_CTSP);
3178d58e0b9772 Herve Codina 2023-02-17 1326
3178d58e0b9772 Herve Codina 2023-02-17 1327 /* enable QMC mode */
3178d58e0b9772 Herve Codina 2023-02-17 1328 qmc_write32(qmc->scc_regs + SCC_GSMRL, SCC_GSMRL_MODE_QMC);
3178d58e0b9772 Herve Codina 2023-02-17 1329
3178d58e0b9772 Herve Codina 2023-02-17 1330 /*
3178d58e0b9772 Herve Codina 2023-02-17 1331 * Allocate the buffer descriptor table
3178d58e0b9772 Herve Codina 2023-02-17 1332 * 8 rx and 8 tx descriptors per channel
3178d58e0b9772 Herve Codina 2023-02-17 1333 */
3178d58e0b9772 Herve Codina 2023-02-17 1334 qmc->bd_size = (nb_chans * (QMC_NB_TXBDS + QMC_NB_RXBDS)) * sizeof(cbd_t);
3178d58e0b9772 Herve Codina 2023-02-17 @1335 qmc->bd_table = dmam_alloc_coherent(qmc->dev, qmc->bd_size,
3178d58e0b9772 Herve Codina 2023-02-17 1336 &qmc->bd_dma_addr, GFP_KERNEL);
3178d58e0b9772 Herve Codina 2023-02-17 1337 if (!qmc->bd_table) {
3178d58e0b9772 Herve Codina 2023-02-17 1338 dev_err(qmc->dev, "Failed to allocate bd table\n");
3178d58e0b9772 Herve Codina 2023-02-17 1339 ret = -ENOMEM;
3178d58e0b9772 Herve Codina 2023-02-17 1340 goto err_tsa_serial_disconnect;
3178d58e0b9772 Herve Codina 2023-02-17 1341 }
3178d58e0b9772 Herve Codina 2023-02-17 @1342 memset(qmc->bd_table, 0, qmc->bd_size);
3178d58e0b9772 Herve Codina 2023-02-17 1343
3178d58e0b9772 Herve Codina 2023-02-17 1344 qmc_write32(qmc->scc_pram + QMC_GBL_MCBASE, qmc->bd_dma_addr);
3178d58e0b9772 Herve Codina 2023-02-17 1345
3178d58e0b9772 Herve Codina 2023-02-17 1346 /* Allocate the interrupt table */
3178d58e0b9772 Herve Codina 2023-02-17 1347 qmc->int_size = QMC_NB_INTS * sizeof(u16);
3178d58e0b9772 Herve Codina 2023-02-17 1348 qmc->int_table = dmam_alloc_coherent(qmc->dev, qmc->int_size,
3178d58e0b9772 Herve Codina 2023-02-17 1349 &qmc->int_dma_addr, GFP_KERNEL);
3178d58e0b9772 Herve Codina 2023-02-17 1350 if (!qmc->int_table) {
3178d58e0b9772 Herve Codina 2023-02-17 1351 dev_err(qmc->dev, "Failed to allocate interrupt table\n");
3178d58e0b9772 Herve Codina 2023-02-17 1352 ret = -ENOMEM;
3178d58e0b9772 Herve Codina 2023-02-17 1353 goto err_tsa_serial_disconnect;
3178d58e0b9772 Herve Codina 2023-02-17 1354 }
3178d58e0b9772 Herve Codina 2023-02-17 @1355 memset(qmc->int_table, 0, qmc->int_size);
3178d58e0b9772 Herve Codina 2023-02-17 1356
3178d58e0b9772 Herve Codina 2023-02-17 1357 qmc->int_curr = qmc->int_table;
3178d58e0b9772 Herve Codina 2023-02-17 1358 qmc_write32(qmc->scc_pram + QMC_GBL_INTBASE, qmc->int_dma_addr);
3178d58e0b9772 Herve Codina 2023-02-17 1359 qmc_write32(qmc->scc_pram + QMC_GBL_INTPTR, qmc->int_dma_addr);
3178d58e0b9772 Herve Codina 2023-02-17 1360
3178d58e0b9772 Herve Codina 2023-02-17 1361 /* Set MRBLR (valid for HDLC only) max MRU + max CRC */
3178d58e0b9772 Herve Codina 2023-02-17 1362 qmc_write16(qmc->scc_pram + QMC_GBL_MRBLR, HDLC_MAX_MRU + 4);
3178d58e0b9772 Herve Codina 2023-02-17 1363
3178d58e0b9772 Herve Codina 2023-02-17 1364 qmc_write16(qmc->scc_pram + QMC_GBL_GRFTHR, 1);
3178d58e0b9772 Herve Codina 2023-02-17 1365 qmc_write16(qmc->scc_pram + QMC_GBL_GRFCNT, 1);
3178d58e0b9772 Herve Codina 2023-02-17 1366
3178d58e0b9772 Herve Codina 2023-02-17 1367 qmc_write32(qmc->scc_pram + QMC_GBL_C_MASK32, 0xDEBB20E3);
3178d58e0b9772 Herve Codina 2023-02-17 1368 qmc_write16(qmc->scc_pram + QMC_GBL_C_MASK16, 0xF0B8);
3178d58e0b9772 Herve Codina 2023-02-17 1369
3178d58e0b9772 Herve Codina 2023-02-17 1370 ret = qmc_setup_tsa(qmc);
3178d58e0b9772 Herve Codina 2023-02-17 1371 if (ret)
3178d58e0b9772 Herve Codina 2023-02-17 1372 goto err_tsa_serial_disconnect;
3178d58e0b9772 Herve Codina 2023-02-17 1373
3178d58e0b9772 Herve Codina 2023-02-17 1374 qmc_write16(qmc->scc_pram + QMC_GBL_QMCSTATE, 0x8000);
3178d58e0b9772 Herve Codina 2023-02-17 1375
3178d58e0b9772 Herve Codina 2023-02-17 1376 ret = qmc_setup_chans(qmc);
3178d58e0b9772 Herve Codina 2023-02-17 1377 if (ret)
3178d58e0b9772 Herve Codina 2023-02-17 1378 goto err_tsa_serial_disconnect;
3178d58e0b9772 Herve Codina 2023-02-17 1379
3178d58e0b9772 Herve Codina 2023-02-17 1380 /* Init interrupts table */
3178d58e0b9772 Herve Codina 2023-02-17 1381 ret = qmc_setup_ints(qmc);
3178d58e0b9772 Herve Codina 2023-02-17 1382 if (ret)
3178d58e0b9772 Herve Codina 2023-02-17 1383 goto err_tsa_serial_disconnect;
3178d58e0b9772 Herve Codina 2023-02-17 1384
3178d58e0b9772 Herve Codina 2023-02-17 1385 /* Disable and clear interrupts, set the irq handler */
3178d58e0b9772 Herve Codina 2023-02-17 1386 qmc_write16(qmc->scc_regs + SCC_SCCM, 0x0000);
3178d58e0b9772 Herve Codina 2023-02-17 1387 qmc_write16(qmc->scc_regs + SCC_SCCE, 0x000F);
3178d58e0b9772 Herve Codina 2023-02-17 1388 irq = platform_get_irq(pdev, 0);
3178d58e0b9772 Herve Codina 2023-02-17 1389 if (irq < 0)
3178d58e0b9772 Herve Codina 2023-02-17 1390 goto err_tsa_serial_disconnect;
3178d58e0b9772 Herve Codina 2023-02-17 1391 ret = devm_request_irq(qmc->dev, irq, qmc_irq_handler, 0, "qmc", qmc);
3178d58e0b9772 Herve Codina 2023-02-17 1392 if (ret < 0)
3178d58e0b9772 Herve Codina 2023-02-17 1393 goto err_tsa_serial_disconnect;
3178d58e0b9772 Herve Codina 2023-02-17 1394
3178d58e0b9772 Herve Codina 2023-02-17 1395 /* Enable interrupts */
3178d58e0b9772 Herve Codina 2023-02-17 1396 qmc_write16(qmc->scc_regs + SCC_SCCM,
3178d58e0b9772 Herve Codina 2023-02-17 1397 SCC_SCCE_IQOV | SCC_SCCE_GINT | SCC_SCCE_GUN | SCC_SCCE_GOV);
3178d58e0b9772 Herve Codina 2023-02-17 1398
3178d58e0b9772 Herve Codina 2023-02-17 1399 ret = qmc_finalize_chans(qmc);
3178d58e0b9772 Herve Codina 2023-02-17 1400 if (ret < 0)
3178d58e0b9772 Herve Codina 2023-02-17 1401 goto err_disable_intr;
3178d58e0b9772 Herve Codina 2023-02-17 1402
3178d58e0b9772 Herve Codina 2023-02-17 1403 /* Enable transmiter and receiver */
3178d58e0b9772 Herve Codina 2023-02-17 1404 qmc_setbits32(qmc->scc_regs + SCC_GSMRL, SCC_GSMRL_ENR | SCC_GSMRL_ENT);
3178d58e0b9772 Herve Codina 2023-02-17 1405
3178d58e0b9772 Herve Codina 2023-02-17 1406 platform_set_drvdata(pdev, qmc);
3178d58e0b9772 Herve Codina 2023-02-17 1407
3178d58e0b9772 Herve Codina 2023-02-17 1408 return 0;
3178d58e0b9772 Herve Codina 2023-02-17 1409
3178d58e0b9772 Herve Codina 2023-02-17 1410 err_disable_intr:
3178d58e0b9772 Herve Codina 2023-02-17 1411 qmc_write16(qmc->scc_regs + SCC_SCCM, 0);
3178d58e0b9772 Herve Codina 2023-02-17 1412
3178d58e0b9772 Herve Codina 2023-02-17 1413 err_tsa_serial_disconnect:
3178d58e0b9772 Herve Codina 2023-02-17 1414 tsa_serial_disconnect(qmc->tsa_serial);
3178d58e0b9772 Herve Codina 2023-02-17 1415 return ret;
3178d58e0b9772 Herve Codina 2023-02-17 1416 }
3178d58e0b9772 Herve Codina 2023-02-17 1417
:::::: The code at line 1342 was first introduced by commit
:::::: 3178d58e0b9772d690456c0bdf8c9f5e191d45f1 soc: fsl: cpm1: Add support for QMC
:::::: TO: Herve Codina <herve.codina@...tlin.com>
:::::: CC: Mark Brown <broonie@...nel.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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