From: kernel test robot <lkp@intel.com>
To: Shubhankar Kuranagatti <shubhankarvk@gmail.com>,
James.Bottomley@HansenPartnership.com
Cc: kbuild-all@lists.01.org, deller@gmx.de,
linux-parisc@vger.kernel.org, linux-kernel@vger.kernel.org,
sanjanasrinidhi1810@gmail.com
Subject: Re: [PATCH] drivers: parisc: ccio-dma.c: Added tab insead of spaces
Date: Thu, 29 Apr 2021 03:37:03 +0800 [thread overview]
Message-ID: <202104290323.a4L4WTQF-lkp@intel.com> (raw)
In-Reply-To: <20210428153942.uyips5a3osoz3nju@kewl-virtual-machine>
[-- Attachment #1: Type: text/plain, Size: 11090 bytes --]
Hi Shubhankar,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on hp-parisc/for-next]
[also build test WARNING on v5.12 next-20210428]
[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]
url: https://github.com/0day-ci/linux/commits/Shubhankar-Kuranagatti/drivers-parisc-ccio-dma-c-Added-tab-insead-of-spaces/20210428-235316
base: https://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux.git for-next
config: parisc-defconfig (attached as .config)
compiler: hppa-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/d69bc48f1b1d854da39ad6d1809d2a009d9d4de3
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Shubhankar-Kuranagatti/drivers-parisc-ccio-dma-c-Added-tab-insead-of-spaces/20210428-235316
git checkout d69bc48f1b1d854da39ad6d1809d2a009d9d4de3
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=parisc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/parisc/ccio-dma.c: In function 'ccio_alloc_range':
drivers/parisc/ccio-dma.c:378:4: error: 'else' without a previous 'if'
378 | } else if (pages_needed <= 16) {
| ^~~~
drivers/parisc/ccio-dma.c:380:4: error: 'else' without a previous 'if'
380 | } else if (pages_needed <= 32) {
| ^~~~
drivers/parisc/ccio-dma.c:386:4: error: 'else' without a previous 'if'
386 | } else {
| ^~~~
drivers/parisc/ccio-dma.c:431:1: error: invalid storage class for function 'ccio_free_range'
431 | ccio_free_range(struct ioc *ioc, dma_addr_t iova, unsigned long pages_mapped)
| ^~~~~~~~~~~~~~~
>> drivers/parisc/ccio-dma.c:430:1: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]
430 | static void
| ^~~~~~
drivers/parisc/ccio-dma.c:555:1: warning: 'inline' is not at beginning of declaration [-Wold-style-declaration]
555 | static void CCIO_INLINE
| ^~~~~~
drivers/parisc/ccio-dma.c:556:1: error: invalid storage class for function 'ccio_io_pdir_entry'
556 | ccio_io_pdir_entry(u64 *pdir_ptr, space_t sid, unsigned long vba,
| ^~~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:627:1: error: invalid storage class for function 'ccio_clear_io_tlb'
627 | ccio_clear_io_tlb(struct ioc *ioc, dma_addr_t iovp, size_t byte_cnt)
| ^~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:660:1: error: invalid storage class for function 'ccio_mark_invalid'
660 | ccio_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt)
| ^~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:702:1: error: invalid storage class for function 'ccio_dma_supported'
702 | ccio_dma_supported(struct device *dev, u64 mask)
| ^~~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:724:1: error: invalid storage class for function 'ccio_map_single'
724 | ccio_map_single(struct device *dev, void *addr, size_t size,
| ^~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:786:1: error: invalid storage class for function 'ccio_map_page'
786 | ccio_map_page(struct device *dev, struct page *page, unsigned long offset,
| ^~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:803:1: error: invalid storage class for function 'ccio_unmap_page'
803 | ccio_unmap_page(struct device *dev, dma_addr_t iova, size_t size,
| ^~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:845:1: error: invalid storage class for function 'ccio_alloc'
845 | ccio_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag,
| ^~~~~~~~~~
drivers/parisc/ccio-dma.c:879:1: error: invalid storage class for function 'ccio_free'
879 | ccio_free(struct device *dev, size_t size, void *cpu_addr,
| ^~~~~~~~~
In file included from drivers/parisc/iommu-helpers.h:2,
from drivers/parisc/ccio-dma.c:896:
include/linux/prefetch.h:55:20: error: invalid storage class for function 'prefetch_range'
55 | static inline void prefetch_range(void *addr, size_t len)
| ^~~~~~~~~~~~~~
include/linux/prefetch.h:66:20: error: invalid storage class for function 'prefetch_page_address'
66 | static inline void prefetch_page_address(struct page *page)
| ^~~~~~~~~~~~~~~~~~~~~
In file included from drivers/parisc/ccio-dma.c:896:
drivers/parisc/iommu-helpers.h:15:1: error: invalid storage class for function 'iommu_fill_pdir'
15 | iommu_fill_pdir(struct ioc *ioc, struct scatterlist *startsg, int nents,
| ^~~~~~~~~~~~~~~
drivers/parisc/iommu-helpers.h:101:1: error: invalid storage class for function 'iommu_coalesce_chunks'
101 | iommu_coalesce_chunks(struct ioc *ioc, struct device *dev,
| ^~~~~~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:908:1: error: invalid storage class for function 'ccio_map_sg'
908 | ccio_map_sg(struct device *dev, struct scatterlist *sglist, int nents,
| ^~~~~~~~~~~
drivers/parisc/ccio-dma.c:987:1: error: invalid storage class for function 'ccio_unmap_sg'
987 | ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
| ^~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1020:19: error: initializer element is not constant
1020 | .dma_supported = ccio_dma_supported,
| ^~~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1020:19: note: (near initialization for 'ccio_ops.dma_supported')
drivers/parisc/ccio-dma.c:1021:12: error: initializer element is not constant
1021 | .alloc = ccio_alloc,
| ^~~~~~~~~~
drivers/parisc/ccio-dma.c:1021:12: note: (near initialization for 'ccio_ops.alloc')
drivers/parisc/ccio-dma.c:1022:12: error: initializer element is not constant
1022 | .free = ccio_free,
| ^~~~~~~~~
drivers/parisc/ccio-dma.c:1022:12: note: (near initialization for 'ccio_ops.free')
drivers/parisc/ccio-dma.c:1023:15: error: initializer element is not constant
1023 | .map_page = ccio_map_page,
| ^~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1023:15: note: (near initialization for 'ccio_ops.map_page')
drivers/parisc/ccio-dma.c:1024:17: error: initializer element is not constant
1024 | .unmap_page = ccio_unmap_page,
| ^~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1024:17: note: (near initialization for 'ccio_ops.unmap_page')
drivers/parisc/ccio-dma.c:1025:13: error: initializer element is not constant
1025 | .map_sg = ccio_map_sg,
| ^~~~~~~~~~~
drivers/parisc/ccio-dma.c:1025:13: note: (near initialization for 'ccio_ops.map_sg')
drivers/parisc/ccio-dma.c:1026:15: error: initializer element is not constant
1026 | .unmap_sg = ccio_unmap_sg,
| ^~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1026:15: note: (near initialization for 'ccio_ops.unmap_sg')
drivers/parisc/ccio-dma.c:1033:12: error: invalid storage class for function 'ccio_proc_info'
1033 | static int ccio_proc_info(struct seq_file *m, void *p)
| ^~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1099:12: error: invalid storage class for function 'ccio_proc_bitmap_info'
1099 | static int ccio_proc_bitmap_info(struct seq_file *m, void *p)
| ^~~~~~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1122:21: error: invalid storage class for function 'ccio_find_ioc'
1122 | static struct ioc * ccio_find_ioc(int hw_path)
| ^~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1212:12: error: invalid storage class for function 'ccio_probe'
1212 | static int ccio_probe(struct parisc_device *dev);
| ^~~~~~~~~~
drivers/parisc/ccio-dma.c:1217:11: error: 'ccio_probe' undeclared (first use in this function); did you mean 'ccio_free'?
1217 | .probe = ccio_probe,
| ^~~~~~~~~~
| ccio_free
drivers/parisc/ccio-dma.c:1217:11: note: each undeclared identifier is reported only once for each function it appears in
drivers/parisc/ccio-dma.c:1229:1: error: invalid storage class for function 'ccio_ioc_init'
1229 | ccio_ioc_init(struct ioc *ioc)
vim +430 drivers/parisc/ccio-dma.c
^1da177e4c3f41 Linus Torvalds 2005-04-16 415
^1da177e4c3f41 Linus Torvalds 2005-04-16 416 #define CCIO_FREE_MAPPINGS(ioc, res_idx, mask, size) \
^1da177e4c3f41 Linus Torvalds 2005-04-16 417 u##size *res_ptr = (u##size *)&((ioc)->res_map[res_idx]); \
^1da177e4c3f41 Linus Torvalds 2005-04-16 418 BUG_ON((*res_ptr & mask) != mask); \
^1da177e4c3f41 Linus Torvalds 2005-04-16 419 *res_ptr &= ~(mask);
^1da177e4c3f41 Linus Torvalds 2005-04-16 420
^1da177e4c3f41 Linus Torvalds 2005-04-16 421 /**
^1da177e4c3f41 Linus Torvalds 2005-04-16 422 * ccio_free_range - Free pages from the ioc's resource map.
^1da177e4c3f41 Linus Torvalds 2005-04-16 423 * @ioc: The I/O Controller.
^1da177e4c3f41 Linus Torvalds 2005-04-16 424 * @iova: The I/O Virtual Address.
^1da177e4c3f41 Linus Torvalds 2005-04-16 425 * @pages_mapped: The requested number of pages to be freed from the
^1da177e4c3f41 Linus Torvalds 2005-04-16 426 * I/O Pdir.
^1da177e4c3f41 Linus Torvalds 2005-04-16 427 *
^1da177e4c3f41 Linus Torvalds 2005-04-16 428 * This function frees the resouces allocated for the iova.
^1da177e4c3f41 Linus Torvalds 2005-04-16 429 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 @430 static void
^1da177e4c3f41 Linus Torvalds 2005-04-16 431 ccio_free_range(struct ioc *ioc, dma_addr_t iova, unsigned long pages_mapped)
^1da177e4c3f41 Linus Torvalds 2005-04-16 432 {
^1da177e4c3f41 Linus Torvalds 2005-04-16 433 unsigned long iovp = CCIO_IOVP(iova);
^1da177e4c3f41 Linus Torvalds 2005-04-16 434 unsigned int res_idx = PDIR_INDEX(iovp) >> 3;
^1da177e4c3f41 Linus Torvalds 2005-04-16 435
^1da177e4c3f41 Linus Torvalds 2005-04-16 436 BUG_ON(pages_mapped == 0);
^1da177e4c3f41 Linus Torvalds 2005-04-16 437 BUG_ON((pages_mapped * IOVP_SIZE) > DMA_CHUNK_SIZE);
^1da177e4c3f41 Linus Torvalds 2005-04-16 438 BUG_ON(pages_mapped > BITS_PER_LONG);
^1da177e4c3f41 Linus Torvalds 2005-04-16 439
^1da177e4c3f41 Linus Torvalds 2005-04-16 440 DBG_RES("%s(): res_idx: %d pages_mapped %d\n",
a8043ecb17bd2e Harvey Harrison 2008-05-14 441 __func__, res_idx, pages_mapped);
^1da177e4c3f41 Linus Torvalds 2005-04-16 442
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 18449 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH] drivers: parisc: ccio-dma.c: Added tab insead of spaces
Date: Thu, 29 Apr 2021 03:37:03 +0800 [thread overview]
Message-ID: <202104290323.a4L4WTQF-lkp@intel.com> (raw)
In-Reply-To: <20210428153942.uyips5a3osoz3nju@kewl-virtual-machine>
[-- Attachment #1: Type: text/plain, Size: 11271 bytes --]
Hi Shubhankar,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on hp-parisc/for-next]
[also build test WARNING on v5.12 next-20210428]
[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]
url: https://github.com/0day-ci/linux/commits/Shubhankar-Kuranagatti/drivers-parisc-ccio-dma-c-Added-tab-insead-of-spaces/20210428-235316
base: https://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux.git for-next
config: parisc-defconfig (attached as .config)
compiler: hppa-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/d69bc48f1b1d854da39ad6d1809d2a009d9d4de3
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Shubhankar-Kuranagatti/drivers-parisc-ccio-dma-c-Added-tab-insead-of-spaces/20210428-235316
git checkout d69bc48f1b1d854da39ad6d1809d2a009d9d4de3
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=parisc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/parisc/ccio-dma.c: In function 'ccio_alloc_range':
drivers/parisc/ccio-dma.c:378:4: error: 'else' without a previous 'if'
378 | } else if (pages_needed <= 16) {
| ^~~~
drivers/parisc/ccio-dma.c:380:4: error: 'else' without a previous 'if'
380 | } else if (pages_needed <= 32) {
| ^~~~
drivers/parisc/ccio-dma.c:386:4: error: 'else' without a previous 'if'
386 | } else {
| ^~~~
drivers/parisc/ccio-dma.c:431:1: error: invalid storage class for function 'ccio_free_range'
431 | ccio_free_range(struct ioc *ioc, dma_addr_t iova, unsigned long pages_mapped)
| ^~~~~~~~~~~~~~~
>> drivers/parisc/ccio-dma.c:430:1: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]
430 | static void
| ^~~~~~
drivers/parisc/ccio-dma.c:555:1: warning: 'inline' is not at beginning of declaration [-Wold-style-declaration]
555 | static void CCIO_INLINE
| ^~~~~~
drivers/parisc/ccio-dma.c:556:1: error: invalid storage class for function 'ccio_io_pdir_entry'
556 | ccio_io_pdir_entry(u64 *pdir_ptr, space_t sid, unsigned long vba,
| ^~~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:627:1: error: invalid storage class for function 'ccio_clear_io_tlb'
627 | ccio_clear_io_tlb(struct ioc *ioc, dma_addr_t iovp, size_t byte_cnt)
| ^~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:660:1: error: invalid storage class for function 'ccio_mark_invalid'
660 | ccio_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt)
| ^~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:702:1: error: invalid storage class for function 'ccio_dma_supported'
702 | ccio_dma_supported(struct device *dev, u64 mask)
| ^~~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:724:1: error: invalid storage class for function 'ccio_map_single'
724 | ccio_map_single(struct device *dev, void *addr, size_t size,
| ^~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:786:1: error: invalid storage class for function 'ccio_map_page'
786 | ccio_map_page(struct device *dev, struct page *page, unsigned long offset,
| ^~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:803:1: error: invalid storage class for function 'ccio_unmap_page'
803 | ccio_unmap_page(struct device *dev, dma_addr_t iova, size_t size,
| ^~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:845:1: error: invalid storage class for function 'ccio_alloc'
845 | ccio_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag,
| ^~~~~~~~~~
drivers/parisc/ccio-dma.c:879:1: error: invalid storage class for function 'ccio_free'
879 | ccio_free(struct device *dev, size_t size, void *cpu_addr,
| ^~~~~~~~~
In file included from drivers/parisc/iommu-helpers.h:2,
from drivers/parisc/ccio-dma.c:896:
include/linux/prefetch.h:55:20: error: invalid storage class for function 'prefetch_range'
55 | static inline void prefetch_range(void *addr, size_t len)
| ^~~~~~~~~~~~~~
include/linux/prefetch.h:66:20: error: invalid storage class for function 'prefetch_page_address'
66 | static inline void prefetch_page_address(struct page *page)
| ^~~~~~~~~~~~~~~~~~~~~
In file included from drivers/parisc/ccio-dma.c:896:
drivers/parisc/iommu-helpers.h:15:1: error: invalid storage class for function 'iommu_fill_pdir'
15 | iommu_fill_pdir(struct ioc *ioc, struct scatterlist *startsg, int nents,
| ^~~~~~~~~~~~~~~
drivers/parisc/iommu-helpers.h:101:1: error: invalid storage class for function 'iommu_coalesce_chunks'
101 | iommu_coalesce_chunks(struct ioc *ioc, struct device *dev,
| ^~~~~~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:908:1: error: invalid storage class for function 'ccio_map_sg'
908 | ccio_map_sg(struct device *dev, struct scatterlist *sglist, int nents,
| ^~~~~~~~~~~
drivers/parisc/ccio-dma.c:987:1: error: invalid storage class for function 'ccio_unmap_sg'
987 | ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
| ^~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1020:19: error: initializer element is not constant
1020 | .dma_supported = ccio_dma_supported,
| ^~~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1020:19: note: (near initialization for 'ccio_ops.dma_supported')
drivers/parisc/ccio-dma.c:1021:12: error: initializer element is not constant
1021 | .alloc = ccio_alloc,
| ^~~~~~~~~~
drivers/parisc/ccio-dma.c:1021:12: note: (near initialization for 'ccio_ops.alloc')
drivers/parisc/ccio-dma.c:1022:12: error: initializer element is not constant
1022 | .free = ccio_free,
| ^~~~~~~~~
drivers/parisc/ccio-dma.c:1022:12: note: (near initialization for 'ccio_ops.free')
drivers/parisc/ccio-dma.c:1023:15: error: initializer element is not constant
1023 | .map_page = ccio_map_page,
| ^~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1023:15: note: (near initialization for 'ccio_ops.map_page')
drivers/parisc/ccio-dma.c:1024:17: error: initializer element is not constant
1024 | .unmap_page = ccio_unmap_page,
| ^~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1024:17: note: (near initialization for 'ccio_ops.unmap_page')
drivers/parisc/ccio-dma.c:1025:13: error: initializer element is not constant
1025 | .map_sg = ccio_map_sg,
| ^~~~~~~~~~~
drivers/parisc/ccio-dma.c:1025:13: note: (near initialization for 'ccio_ops.map_sg')
drivers/parisc/ccio-dma.c:1026:15: error: initializer element is not constant
1026 | .unmap_sg = ccio_unmap_sg,
| ^~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1026:15: note: (near initialization for 'ccio_ops.unmap_sg')
drivers/parisc/ccio-dma.c:1033:12: error: invalid storage class for function 'ccio_proc_info'
1033 | static int ccio_proc_info(struct seq_file *m, void *p)
| ^~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1099:12: error: invalid storage class for function 'ccio_proc_bitmap_info'
1099 | static int ccio_proc_bitmap_info(struct seq_file *m, void *p)
| ^~~~~~~~~~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1122:21: error: invalid storage class for function 'ccio_find_ioc'
1122 | static struct ioc * ccio_find_ioc(int hw_path)
| ^~~~~~~~~~~~~
drivers/parisc/ccio-dma.c:1212:12: error: invalid storage class for function 'ccio_probe'
1212 | static int ccio_probe(struct parisc_device *dev);
| ^~~~~~~~~~
drivers/parisc/ccio-dma.c:1217:11: error: 'ccio_probe' undeclared (first use in this function); did you mean 'ccio_free'?
1217 | .probe = ccio_probe,
| ^~~~~~~~~~
| ccio_free
drivers/parisc/ccio-dma.c:1217:11: note: each undeclared identifier is reported only once for each function it appears in
drivers/parisc/ccio-dma.c:1229:1: error: invalid storage class for function 'ccio_ioc_init'
1229 | ccio_ioc_init(struct ioc *ioc)
vim +430 drivers/parisc/ccio-dma.c
^1da177e4c3f41 Linus Torvalds 2005-04-16 415
^1da177e4c3f41 Linus Torvalds 2005-04-16 416 #define CCIO_FREE_MAPPINGS(ioc, res_idx, mask, size) \
^1da177e4c3f41 Linus Torvalds 2005-04-16 417 u##size *res_ptr = (u##size *)&((ioc)->res_map[res_idx]); \
^1da177e4c3f41 Linus Torvalds 2005-04-16 418 BUG_ON((*res_ptr & mask) != mask); \
^1da177e4c3f41 Linus Torvalds 2005-04-16 419 *res_ptr &= ~(mask);
^1da177e4c3f41 Linus Torvalds 2005-04-16 420
^1da177e4c3f41 Linus Torvalds 2005-04-16 421 /**
^1da177e4c3f41 Linus Torvalds 2005-04-16 422 * ccio_free_range - Free pages from the ioc's resource map.
^1da177e4c3f41 Linus Torvalds 2005-04-16 423 * @ioc: The I/O Controller.
^1da177e4c3f41 Linus Torvalds 2005-04-16 424 * @iova: The I/O Virtual Address.
^1da177e4c3f41 Linus Torvalds 2005-04-16 425 * @pages_mapped: The requested number of pages to be freed from the
^1da177e4c3f41 Linus Torvalds 2005-04-16 426 * I/O Pdir.
^1da177e4c3f41 Linus Torvalds 2005-04-16 427 *
^1da177e4c3f41 Linus Torvalds 2005-04-16 428 * This function frees the resouces allocated for the iova.
^1da177e4c3f41 Linus Torvalds 2005-04-16 429 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 @430 static void
^1da177e4c3f41 Linus Torvalds 2005-04-16 431 ccio_free_range(struct ioc *ioc, dma_addr_t iova, unsigned long pages_mapped)
^1da177e4c3f41 Linus Torvalds 2005-04-16 432 {
^1da177e4c3f41 Linus Torvalds 2005-04-16 433 unsigned long iovp = CCIO_IOVP(iova);
^1da177e4c3f41 Linus Torvalds 2005-04-16 434 unsigned int res_idx = PDIR_INDEX(iovp) >> 3;
^1da177e4c3f41 Linus Torvalds 2005-04-16 435
^1da177e4c3f41 Linus Torvalds 2005-04-16 436 BUG_ON(pages_mapped == 0);
^1da177e4c3f41 Linus Torvalds 2005-04-16 437 BUG_ON((pages_mapped * IOVP_SIZE) > DMA_CHUNK_SIZE);
^1da177e4c3f41 Linus Torvalds 2005-04-16 438 BUG_ON(pages_mapped > BITS_PER_LONG);
^1da177e4c3f41 Linus Torvalds 2005-04-16 439
^1da177e4c3f41 Linus Torvalds 2005-04-16 440 DBG_RES("%s(): res_idx: %d pages_mapped %d\n",
a8043ecb17bd2e Harvey Harrison 2008-05-14 441 __func__, res_idx, pages_mapped);
^1da177e4c3f41 Linus Torvalds 2005-04-16 442
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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next prev parent reply other threads:[~2021-04-28 19:38 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-28 15:39 [PATCH] drivers: parisc: ccio-dma.c: Added tab insead of spaces Shubhankar Kuranagatti
2021-04-28 19:37 ` kernel test robot [this message]
2021-04-28 19:37 ` kernel test robot
2021-04-28 21:44 ` kernel test robot
2021-04-28 21:44 ` kernel test robot
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