From: Lars-Peter Clausen <lars@metafoo.de>
To: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>,
vkoul@kernel.org, robh+dt@kernel.org, michal.simek@xilinx.com
Cc: dmaengine@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, git@xilinx.com
Subject: Re: [RFC v2 PATCH 6/7] dmaengine: xilinx_dma: Use tasklet_hi_schedule for timing critical usecase
Date: Thu, 15 Apr 2021 09:10:54 +0200 [thread overview]
Message-ID: <52f01459-13be-ff29-1c07-b98636169c74@metafoo.de> (raw)
In-Reply-To: <1617990965-35337-7-git-send-email-radhey.shyam.pandey@xilinx.com>
On 4/9/21 7:56 PM, Radhey Shyam Pandey wrote:
> Schedule tasklet with high priority to ensure that callback processing
> is prioritized. It improves throughput for netdev dma clients.
Do you have specific numbers on the throughput improvement?
WARNING: multiple messages have this Message-ID (diff)
From: Lars-Peter Clausen <lars@metafoo.de>
To: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>,
vkoul@kernel.org, robh+dt@kernel.org, michal.simek@xilinx.com
Cc: dmaengine@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, git@xilinx.com
Subject: Re: [RFC v2 PATCH 6/7] dmaengine: xilinx_dma: Use tasklet_hi_schedule for timing critical usecase
Date: Thu, 15 Apr 2021 09:10:54 +0200 [thread overview]
Message-ID: <52f01459-13be-ff29-1c07-b98636169c74@metafoo.de> (raw)
In-Reply-To: <1617990965-35337-7-git-send-email-radhey.shyam.pandey@xilinx.com>
On 4/9/21 7:56 PM, Radhey Shyam Pandey wrote:
> Schedule tasklet with high priority to ensure that callback processing
> is prioritized. It improves throughput for netdev dma clients.
Do you have specific numbers on the throughput improvement?
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next prev parent reply other threads:[~2021-04-15 7:11 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-09 17:55 [RFC v2 PATCH 0/7] Xilinx DMA enhancements and optimization Radhey Shyam Pandey
2021-04-09 17:55 ` Radhey Shyam Pandey
2021-04-09 17:55 ` [RFC v2 PATCH 1/7] dt-bindings: dmaengine: xilinx_dma: Add xlnx,axistream-connected property Radhey Shyam Pandey
2021-04-09 17:55 ` [RFC v2 PATCH 1/7] dt-bindings: dmaengine: xilinx_dma: Add xlnx, axistream-connected property Radhey Shyam Pandey
2021-04-12 18:25 ` [RFC v2 PATCH 1/7] dt-bindings: dmaengine: xilinx_dma: Add xlnx,axistream-connected property Rob Herring
2021-04-12 18:25 ` Rob Herring
2021-04-09 17:56 ` [RFC v2 PATCH 2/7] dt-bindings: dmaengine: xilinx_dma: Add xlnx,irq-delay property Radhey Shyam Pandey
2021-04-09 17:56 ` [RFC v2 PATCH 2/7] dt-bindings: dmaengine: xilinx_dma: Add xlnx, irq-delay property Radhey Shyam Pandey
2021-04-12 18:25 ` [RFC v2 PATCH 2/7] dt-bindings: dmaengine: xilinx_dma: Add xlnx,irq-delay property Rob Herring
2021-04-12 18:25 ` Rob Herring
2021-04-09 17:56 ` [RFC v2 PATCH 3/7] dmaengine: xilinx_dma: Pass AXI4-Stream control words to dma client Radhey Shyam Pandey
2021-04-09 17:56 ` Radhey Shyam Pandey
2021-04-09 17:56 ` [RFC v2 PATCH 4/7] dmaengine: xilinx_dma: Increase AXI DMA transaction segment count Radhey Shyam Pandey
2021-04-09 17:56 ` Radhey Shyam Pandey
2021-04-09 17:56 ` [RFC v2 PATCH 5/7] dmaengine: xilinx_dma: Freeup active list based on descriptor completion bit Radhey Shyam Pandey
2021-04-09 17:56 ` Radhey Shyam Pandey
2021-04-15 7:08 ` Lars-Peter Clausen
2021-04-15 7:08 ` Lars-Peter Clausen
2021-06-11 16:16 ` Radhey Shyam Pandey
2021-06-11 16:16 ` Radhey Shyam Pandey
2021-04-15 7:26 ` Lars-Peter Clausen
2021-04-15 7:26 ` Lars-Peter Clausen
2021-06-11 18:58 ` Radhey Shyam Pandey
2021-06-11 18:58 ` Radhey Shyam Pandey
2021-04-09 17:56 ` [RFC v2 PATCH 6/7] dmaengine: xilinx_dma: Use tasklet_hi_schedule for timing critical usecase Radhey Shyam Pandey
2021-04-09 17:56 ` Radhey Shyam Pandey
2021-04-15 7:10 ` Lars-Peter Clausen [this message]
2021-04-15 7:10 ` Lars-Peter Clausen
2021-06-11 18:30 ` Radhey Shyam Pandey
2021-06-11 18:30 ` Radhey Shyam Pandey
2021-04-09 17:56 ` [RFC v2 PATCH 7/7] dmaengine: xilinx_dma: Program interrupt delay timeout Radhey Shyam Pandey
2021-04-09 17:56 ` Radhey Shyam Pandey
2021-04-15 7:33 ` Lars-Peter Clausen
2021-04-15 7:33 ` Lars-Peter Clausen
2021-06-11 19:33 ` Radhey Shyam Pandey
2021-06-11 19:33 ` Radhey Shyam Pandey
2021-04-15 7:06 ` [RFC v2 PATCH 0/7] Xilinx DMA enhancements and optimization Lars-Peter Clausen
2021-04-15 7:06 ` Lars-Peter Clausen
2021-06-11 16:13 ` Radhey Shyam Pandey
2021-06-11 16:13 ` Radhey Shyam Pandey
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