linux-kernel - [PATCH 2/8 v3] Documentation: bindings: k3dma: Add binding for hisi-dma-avail-chan

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

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1547141652-8660-3-git-send-email-john.stultz@linaro.org>
Date:   Thu, 10 Jan 2019 09:34:06 -0800
From:   John Stultz <john.stultz@...aro.org>
To:     lkml <linux-kernel@...r.kernel.org>
Cc:     Vinod Koul <vkoul@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Tanglei Han <hantanglei@...wei.com>,
        Zhuangluan Su <suzhuangluan@...ilicon.com>,
        Ryan Grachek <ryan@...ted.us>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        dmaengine@...r.kernel.org, devicetree@...r.kernel.org,
        John Stultz <john.stultz@...aro.org>
Subject: [PATCH 2/8 v3] Documentation: bindings: k3dma: Add binding for hisi-dma-avail-chan

Some dma channels can be reserved for secure mode or other
hardware on the SoC, so provide a binding for a bitmask
listing the available channels for the kernel to use.

Cc: Vinod Koul <vkoul@...nel.org>
Cc: Rob Herring <robh+dt@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>
Cc: Tanglei Han <hantanglei@...wei.com>
Cc: Zhuangluan Su <suzhuangluan@...ilicon.com>
Cc: Ryan Grachek <ryan@...ted.us>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc: dmaengine@...r.kernel.org
Cc: devicetree@...r.kernel.org
Signed-off-by: John Stultz <john.stultz@...aro.org>
---
v3: Renamed to hisi-dma-avail-chan
---
 Documentation/devicetree/bindings/dma/k3dma.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/dma/k3dma.txt b/Documentation/devicetree/bindings/dma/k3dma.txt
index 10a2f15..38825d4 100644
--- a/Documentation/devicetree/bindings/dma/k3dma.txt
+++ b/Documentation/devicetree/bindings/dma/k3dma.txt
@@ -14,6 +14,9 @@ Required properties:
 		have specific request line
 - clocks: clock required
 
+Optional properties:
+- hisi-dma-avail-chan: Bitmask of available physical channels
+
 Example:
 
 Controller:
-- 
2.7.4