lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 21 Sep 2017 09:59:07 +0200 From: Pierre Yves MORDRET <pierre-yves.mordret@...com> To: Vinod Koul <vinod.koul@...el.com>, Rob Herring <robh+dt@...nel.org>, Mark Rutland <mark.rutland@....com>, Maxime Coquelin <mcoquelin.stm32@...il.com>, Alexandre Torgue <alexandre.torgue@...com>, Russell King <linux@...linux.org.uk>, Dan Williams <dan.j.williams@...el.com>, "M'boumba Cedric Madianga" <cedric.madianga@...il.com>, Fabrice GASNIER <fabrice.gasnier@...com>, Herbert Xu <herbert@...dor.apana.org.au>, Fabien DESSENNE <fabien.dessenne@...com>, Amelie Delaunay <amelie.delaunay@...com>, <dmaengine@...r.kernel.org>, <devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org> Subject: Re: [PATCH v4 0/4] Add STM32 DMAMUX support Hello Gentle ping for driver review since DT Bindings have been acked by Rob Herring. Thanks Py On 09/07/2017 01:52 PM, Pierre-Yves MORDRET wrote: > This patchset adds support for the STM32 DMA multiplexer. > It allows to map any peripheral DMA request to any channel of the product > DMAs. > This IP has been introduced with STM32H7 SoC. > > --- > Version history: > v4: > * Add multi-master ability for STM32 DMAMUX > * Get rid of st,dmamux property and custom API between STM32 > DMAMUX and DMA. Bindings has changed. > DMAMUX will read DMA masters from Device Tree from now on. > Merely one DMAMUX node is needed now. > * Only STM32 DMA are allowed to be connected onto DMAMUX > * channelID is computed locally within the driver and crafted in > dma_psec to be passed toward DMA master. > DMAMUX router sorts out which DMA master will serve the > request automatically. > * This version forbids the use of DMA in standalone and DMAMUX at > the same time : all clients need to be connected either on DMA > or DMAMUX ; no mix up > v3: > * change compatible to st,stm32h7-dmamux to be mode Soc specific > * add verbosity in dma-cells > --- > > Pierre-Yves MORDRET (4): > dt-bindings: Document the STM32 DMAMUX bindings > dmaengine: Add STM32 DMAMUX driver > dt-bindings: stm32-dma: add a property to handle STM32 DMAMUX > ARM: configs: stm32: Add MDMA support in STM32 defconfig > > .../devicetree/bindings/dma/stm32-dma.txt | 4 +- > .../devicetree/bindings/dma/stm32-dmamux.txt | 84 ++++++ > arch/arm/configs/stm32_defconfig | 1 + > drivers/dma/Kconfig | 9 + > drivers/dma/Makefile | 1 + > drivers/dma/stm32-dmamux.c | 321 +++++++++++++++++++++ > 6 files changed, 419 insertions(+), 1 deletion(-) > create mode 100644 Documentation/devicetree/bindings/dma/stm32-dmamux.txt > create mode 100644 drivers/dma/stm32-dmamux.c >
Powered by blists - more mailing lists