From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org> To: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Cc: linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-xtensa-PjhNF2WwrV/0Sa2dR60CXw@public.gmane.org, Michal Simek <monstr-pSz03upnqPeHXe+LvDLADg@public.gmane.org>, Vincent Chen <deanbo422-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, linux-c6x-dev-jPsnJVOj+W6hPH1hqNUYSQ@public.gmane.org, linux-parisc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-hexagon-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-m68k-cunTk1MwBs8S/qaLPR03pWD2FQJk+8+b@public.gmane.org, openrisc-cunTk1MwBs9a3B2Vnqf2dGD2FQJk+8+b@public.gmane.org, Greentime Hu <green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, linux-alpha-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, sparclinux-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, nios2-dev-g9ZBwUv/Ih/yUk5EbOjzuce+I+R0W71w@public.gmane.org, linux-snps-arc-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Subject: [PATCH 16/20] mm: split arch/sh/mm/consistent.c Date: Fri, 11 May 2018 09:59:41 +0200 [thread overview] Message-ID: <20180511075945.16548-17-hch@lst.de> (raw) In-Reply-To: <20180511075945.16548-1-hch-jcswGhMUV9g@public.gmane.org> Half of the file just contains platform device memory setup code which is required for all builds, and half contains helpers for dma coherent allocation, which is only needed if CONFIG_DMA_NONCOHERENT is enabled. Signed-off-by: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org> --- arch/sh/kernel/Makefile | 2 +- arch/sh/kernel/dma-coherent.c | 80 +++++++++++++++++++++++++++++++++++ arch/sh/mm/consistent.c | 76 --------------------------------- 3 files changed, 81 insertions(+), 77 deletions(-) create mode 100644 arch/sh/kernel/dma-coherent.c diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile index cb5f1bfb52de..d5ddb64bfffe 100644 --- a/arch/sh/kernel/Makefile +++ b/arch/sh/kernel/Makefile @@ -45,7 +45,7 @@ obj-$(CONFIG_DUMP_CODE) += disassemble.o obj-$(CONFIG_HIBERNATION) += swsusp.o obj-$(CONFIG_DWARF_UNWINDER) += dwarf.o obj-$(CONFIG_PERF_EVENTS) += perf_event.o perf_callchain.o -obj-$(CONFIG_DMA_NONCOHERENT) += dma-nommu.o +obj-$(CONFIG_DMA_NONCOHERENT) += dma-nommu.o dma-coherent.o obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o ccflags-y := -Werror diff --git a/arch/sh/kernel/dma-coherent.c b/arch/sh/kernel/dma-coherent.c new file mode 100644 index 000000000000..4f41e5cd5207 --- /dev/null +++ b/arch/sh/kernel/dma-coherent.c @@ -0,0 +1,80 @@ +/* + * Copyright (C) 2004 - 2007 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/mm.h> +#include <linux/init.h> +#include <linux/dma-mapping.h> +#include <linux/module.h> +#include <asm/cacheflush.h> +#include <asm/addrspace.h> + +void *dma_generic_alloc_coherent(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t gfp, + unsigned long attrs) +{ + void *ret, *ret_nocache; + int order = get_order(size); + + gfp |= __GFP_ZERO; + + ret = (void *)__get_free_pages(gfp, order); + if (!ret) + return NULL; + + /* + * Pages from the page allocator may have data present in + * cache. So flush the cache before using uncached memory. + */ + sh_sync_dma_for_device(ret, size, DMA_BIDIRECTIONAL); + + ret_nocache = (void __force *)ioremap_nocache(virt_to_phys(ret), size); + if (!ret_nocache) { + free_pages((unsigned long)ret, order); + return NULL; + } + + split_page(pfn_to_page(virt_to_phys(ret) >> PAGE_SHIFT), order); + + *dma_handle = virt_to_phys(ret) - PFN_PHYS(dev->dma_pfn_offset); + + return ret_nocache; +} + +void dma_generic_free_coherent(struct device *dev, size_t size, + void *vaddr, dma_addr_t dma_handle, + unsigned long attrs) +{ + int order = get_order(size); + unsigned long pfn = (dma_handle >> PAGE_SHIFT) + dev->dma_pfn_offset; + int k; + + for (k = 0; k < (1 << order); k++) + __free_pages(pfn_to_page(pfn + k), 0); + + iounmap(vaddr); +} + +void sh_sync_dma_for_device(void *vaddr, size_t size, + enum dma_data_direction direction) +{ + void *addr = sh_cacheop_vaddr(vaddr); + + switch (direction) { + case DMA_FROM_DEVICE: /* invalidate only */ + __flush_invalidate_region(addr, size); + break; + case DMA_TO_DEVICE: /* writeback only */ + __flush_wback_region(addr, size); + break; + case DMA_BIDIRECTIONAL: /* writeback and invalidate */ + __flush_purge_region(addr, size); + break; + default: + BUG(); + } +} +EXPORT_SYMBOL(sh_sync_dma_for_device); diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index f18483494c46..5da5be74fb6b 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -1,10 +1,6 @@ /* - * arch/sh/mm/consistent.c - * * Copyright (C) 2004 - 2007 Paul Mundt * - * Declared coherent memory functions based on arch/x86/kernel/pci-dma_32.c - * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. @@ -13,79 +9,7 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> -#include <linux/dma-debug.h> #include <linux/io.h> -#include <linux/module.h> -#include <linux/gfp.h> -#include <asm/cacheflush.h> -#include <asm/addrspace.h> - -void *dma_generic_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, - unsigned long attrs) -{ - void *ret, *ret_nocache; - int order = get_order(size); - - gfp |= __GFP_ZERO; - - ret = (void *)__get_free_pages(gfp, order); - if (!ret) - return NULL; - - /* - * Pages from the page allocator may have data present in - * cache. So flush the cache before using uncached memory. - */ - sh_sync_dma_for_device(ret, size, DMA_BIDIRECTIONAL); - - ret_nocache = (void __force *)ioremap_nocache(virt_to_phys(ret), size); - if (!ret_nocache) { - free_pages((unsigned long)ret, order); - return NULL; - } - - split_page(pfn_to_page(virt_to_phys(ret) >> PAGE_SHIFT), order); - - *dma_handle = virt_to_phys(ret) - PFN_PHYS(dev->dma_pfn_offset); - - return ret_nocache; -} - -void dma_generic_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, - unsigned long attrs) -{ - int order = get_order(size); - unsigned long pfn = (dma_handle >> PAGE_SHIFT) + dev->dma_pfn_offset; - int k; - - for (k = 0; k < (1 << order); k++) - __free_pages(pfn_to_page(pfn + k), 0); - - iounmap(vaddr); -} - -void sh_sync_dma_for_device(void *vaddr, size_t size, - enum dma_data_direction direction) -{ - void *addr = sh_cacheop_vaddr(vaddr); - - switch (direction) { - case DMA_FROM_DEVICE: /* invalidate only */ - __flush_invalidate_region(addr, size); - break; - case DMA_TO_DEVICE: /* writeback only */ - __flush_wback_region(addr, size); - break; - case DMA_BIDIRECTIONAL: /* writeback and invalidate */ - __flush_purge_region(addr, size); - break; - default: - BUG(); - } -} -EXPORT_SYMBOL(sh_sync_dma_for_device); static int __init memchunk_setup(char *str) { -- 2.17.0
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de> To: iommu@lists.linux-foundation.org Cc: linux-arch@vger.kernel.org, Michal Simek <monstr@monstr.eu>, Greentime Hu <green.hu@gmail.com>, Vincent Chen <deanbo422@gmail.com>, linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org, linux-m68k@lists.linux-m68k.org, nios2-dev@lists.rocketboards.org, openrisc@lists.librecores.org, linux-parisc@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-xtensa@linux-xtensa.org, linux-kernel@vger.kernel.org Subject: [PATCH 16/20] mm: split arch/sh/mm/consistent.c Date: Fri, 11 May 2018 09:59:41 +0200 [thread overview] Message-ID: <20180511075945.16548-17-hch@lst.de> (raw) Message-ID: <20180511075941.Vv26MNujYyftEbuk-tfJSaeUmdVF5PoFd_PziO8mZok@z> (raw) In-Reply-To: <20180511075945.16548-1-hch@lst.de> Half of the file just contains platform device memory setup code which is required for all builds, and half contains helpers for dma coherent allocation, which is only needed if CONFIG_DMA_NONCOHERENT is enabled. Signed-off-by: Christoph Hellwig <hch@lst.de> --- arch/sh/kernel/Makefile | 2 +- arch/sh/kernel/dma-coherent.c | 80 +++++++++++++++++++++++++++++++++++ arch/sh/mm/consistent.c | 76 --------------------------------- 3 files changed, 81 insertions(+), 77 deletions(-) create mode 100644 arch/sh/kernel/dma-coherent.c diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile index cb5f1bfb52de..d5ddb64bfffe 100644 --- a/arch/sh/kernel/Makefile +++ b/arch/sh/kernel/Makefile @@ -45,7 +45,7 @@ obj-$(CONFIG_DUMP_CODE) += disassemble.o obj-$(CONFIG_HIBERNATION) += swsusp.o obj-$(CONFIG_DWARF_UNWINDER) += dwarf.o obj-$(CONFIG_PERF_EVENTS) += perf_event.o perf_callchain.o -obj-$(CONFIG_DMA_NONCOHERENT) += dma-nommu.o +obj-$(CONFIG_DMA_NONCOHERENT) += dma-nommu.o dma-coherent.o obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o ccflags-y := -Werror diff --git a/arch/sh/kernel/dma-coherent.c b/arch/sh/kernel/dma-coherent.c new file mode 100644 index 000000000000..4f41e5cd5207 --- /dev/null +++ b/arch/sh/kernel/dma-coherent.c @@ -0,0 +1,80 @@ +/* + * Copyright (C) 2004 - 2007 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/mm.h> +#include <linux/init.h> +#include <linux/dma-mapping.h> +#include <linux/module.h> +#include <asm/cacheflush.h> +#include <asm/addrspace.h> + +void *dma_generic_alloc_coherent(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t gfp, + unsigned long attrs) +{ + void *ret, *ret_nocache; + int order = get_order(size); + + gfp |= __GFP_ZERO; + + ret = (void *)__get_free_pages(gfp, order); + if (!ret) + return NULL; + + /* + * Pages from the page allocator may have data present in + * cache. So flush the cache before using uncached memory. + */ + sh_sync_dma_for_device(ret, size, DMA_BIDIRECTIONAL); + + ret_nocache = (void __force *)ioremap_nocache(virt_to_phys(ret), size); + if (!ret_nocache) { + free_pages((unsigned long)ret, order); + return NULL; + } + + split_page(pfn_to_page(virt_to_phys(ret) >> PAGE_SHIFT), order); + + *dma_handle = virt_to_phys(ret) - PFN_PHYS(dev->dma_pfn_offset); + + return ret_nocache; +} + +void dma_generic_free_coherent(struct device *dev, size_t size, + void *vaddr, dma_addr_t dma_handle, + unsigned long attrs) +{ + int order = get_order(size); + unsigned long pfn = (dma_handle >> PAGE_SHIFT) + dev->dma_pfn_offset; + int k; + + for (k = 0; k < (1 << order); k++) + __free_pages(pfn_to_page(pfn + k), 0); + + iounmap(vaddr); +} + +void sh_sync_dma_for_device(void *vaddr, size_t size, + enum dma_data_direction direction) +{ + void *addr = sh_cacheop_vaddr(vaddr); + + switch (direction) { + case DMA_FROM_DEVICE: /* invalidate only */ + __flush_invalidate_region(addr, size); + break; + case DMA_TO_DEVICE: /* writeback only */ + __flush_wback_region(addr, size); + break; + case DMA_BIDIRECTIONAL: /* writeback and invalidate */ + __flush_purge_region(addr, size); + break; + default: + BUG(); + } +} +EXPORT_SYMBOL(sh_sync_dma_for_device); diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index f18483494c46..5da5be74fb6b 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -1,10 +1,6 @@ /* - * arch/sh/mm/consistent.c - * * Copyright (C) 2004 - 2007 Paul Mundt * - * Declared coherent memory functions based on arch/x86/kernel/pci-dma_32.c - * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. @@ -13,79 +9,7 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> -#include <linux/dma-debug.h> #include <linux/io.h> -#include <linux/module.h> -#include <linux/gfp.h> -#include <asm/cacheflush.h> -#include <asm/addrspace.h> - -void *dma_generic_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, - unsigned long attrs) -{ - void *ret, *ret_nocache; - int order = get_order(size); - - gfp |= __GFP_ZERO; - - ret = (void *)__get_free_pages(gfp, order); - if (!ret) - return NULL; - - /* - * Pages from the page allocator may have data present in - * cache. So flush the cache before using uncached memory. - */ - sh_sync_dma_for_device(ret, size, DMA_BIDIRECTIONAL); - - ret_nocache = (void __force *)ioremap_nocache(virt_to_phys(ret), size); - if (!ret_nocache) { - free_pages((unsigned long)ret, order); - return NULL; - } - - split_page(pfn_to_page(virt_to_phys(ret) >> PAGE_SHIFT), order); - - *dma_handle = virt_to_phys(ret) - PFN_PHYS(dev->dma_pfn_offset); - - return ret_nocache; -} - -void dma_generic_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, - unsigned long attrs) -{ - int order = get_order(size); - unsigned long pfn = (dma_handle >> PAGE_SHIFT) + dev->dma_pfn_offset; - int k; - - for (k = 0; k < (1 << order); k++) - __free_pages(pfn_to_page(pfn + k), 0); - - iounmap(vaddr); -} - -void sh_sync_dma_for_device(void *vaddr, size_t size, - enum dma_data_direction direction) -{ - void *addr = sh_cacheop_vaddr(vaddr); - - switch (direction) { - case DMA_FROM_DEVICE: /* invalidate only */ - __flush_invalidate_region(addr, size); - break; - case DMA_TO_DEVICE: /* writeback only */ - __flush_wback_region(addr, size); - break; - case DMA_BIDIRECTIONAL: /* writeback and invalidate */ - __flush_purge_region(addr, size); - break; - default: - BUG(); - } -} -EXPORT_SYMBOL(sh_sync_dma_for_device); static int __init memchunk_setup(char *str) { -- 2.17.0
next prev parent reply other threads:[~2018-05-11 7:59 UTC|newest] Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-05-11 7:59 common non-cache coherent direct dma mapping ops Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 01/20] dma-mapping: simplify Kconfig dependencies Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig [not found] ` <20180511075945.16548-1-hch-jcswGhMUV9g@public.gmane.org> 2018-05-11 7:59 ` [PATCH 02/20] dma-mapping: provide a generic dma-noncoherent implementation Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig [not found] ` <20180511075945.16548-3-hch-jcswGhMUV9g@public.gmane.org> 2018-05-18 13:03 ` Alexey Brodkin 2018-05-18 13:03 ` Alexey Brodkin [not found] ` <bad125dff49f6e49c895e818c9d1abb346a46e8e.camel-HKixBCOQz3hWk0Htik3J/w@public.gmane.org> 2018-05-18 13:27 ` hch-jcswGhMUV9g 2018-05-18 13:27 ` hch [not found] ` <20180518132731.GA31125-jcswGhMUV9g@public.gmane.org> 2018-05-18 14:13 ` Alexey Brodkin 2018-05-18 14:13 ` Alexey Brodkin 2018-05-18 17:28 ` Vineet Gupta 2018-05-18 17:28 ` Vineet Gupta 2018-05-18 17:20 ` dma_sync_*_for_cpu and direction=TO_DEVICE (was Re: [PATCH 02/20] dma-mapping: provide a generic dma-noncoherent implementation) Vineet Gupta 2018-05-18 17:20 ` Vineet Gupta 2018-05-18 17:50 ` Russell King - ARM Linux 2018-05-18 17:50 ` Russell King - ARM Linux [not found] ` <20180518175004.GF17671-l+eeeJia6m9URfEZ8mYm6t73F7V6hmMc@public.gmane.org> 2018-05-18 19:57 ` Alexey Brodkin 2018-05-18 19:57 ` Alexey Brodkin [not found] ` <182840dedb4890a88c672b1c5d556920bf89a8fb.camel-HKixBCOQz3hWk0Htik3J/w@public.gmane.org> 2018-05-18 21:33 ` Russell King - ARM Linux 2018-05-18 21:33 ` Russell King - ARM Linux 2018-05-18 20:35 ` Vineet Gupta 2018-05-18 20:35 ` Vineet Gupta 2018-05-18 21:55 ` Russell King - ARM Linux 2018-05-18 21:55 ` Russell King - ARM Linux 2018-05-18 20:05 ` [PATCH 02/20] dma-mapping: provide a generic dma-noncoherent implementation Helge Deller 2018-05-18 20:05 ` Helge Deller [not found] ` <0c5d27e9-2799-eb38-8b09-47a04c48b5c7-Mmb7MZpHnFY@public.gmane.org> 2018-05-19 6:38 ` hch-jcswGhMUV9g 2018-05-19 6:38 ` hch 2018-05-11 7:59 ` [PATCH 03/20] arc: use generic dma_noncoherent_ops Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig [not found] ` <20180511075945.16548-4-hch-jcswGhMUV9g@public.gmane.org> 2018-05-11 12:44 ` Alexey Brodkin 2018-05-11 12:44 ` Alexey Brodkin 2018-05-11 7:59 ` [PATCH 04/20] arm-nommu: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig [not found] ` <20180511075945.16548-5-hch-jcswGhMUV9g@public.gmane.org> 2018-05-11 9:11 ` Russell King - ARM Linux 2018-05-11 9:11 ` Russell King - ARM Linux [not found] ` <20180511091114.GA16141-l+eeeJia6m9URfEZ8mYm6t73F7V6hmMc@public.gmane.org> 2018-05-22 11:53 ` Christoph Hellwig 2018-05-22 11:53 ` Christoph Hellwig 2018-05-11 13:56 ` John Garry 2018-05-11 13:56 ` John Garry 2018-05-11 7:59 ` [PATCH 05/20] c6x: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig [not found] ` <20180511075945.16548-6-hch-jcswGhMUV9g@public.gmane.org> 2018-05-15 0:25 ` [Linux-c6x-dev] " Mark Salter 2018-05-15 0:25 ` Mark Salter 2018-05-11 7:59 ` [PATCH 06/20] hexagon: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 07/20] m68k: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 08/20] microblaze: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 09/20] microblaze: remove the consistent_sync and consistent_sync_page Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 10/20] nds32: use generic dma_noncoherent_ops Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 11/20] nios2: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 12/20] openrisc: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 13/20] sh: simplify get_arch_dma_ops Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 14/20] sh: introduce a sh_cacheop_vaddr helper Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 15/20] sh: use dma_direct_ops for the CONFIG_DMA_COHERENT case Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig [this message] 2018-05-11 7:59 ` [PATCH 16/20] mm: split arch/sh/mm/consistent.c Christoph Hellwig 2018-05-11 7:59 ` [PATCH 17/20] sh: use generic dma_noncoherent_ops Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 18/20] xtensa: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 19/20] sparc: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 20/20] parisc: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-13 13:26 ` common non-cache coherent direct dma mapping ops Helge Deller 2018-05-13 13:26 ` Helge Deller
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