On Mon, Jul 18, 2011 at 1:21 PM, Raju, Sundaram sunda...@ti.com wrote:
Maybe a new api to pass fixed-format variable-length encoded message
to the DMAC drivers?
Which could be interpreted by DMAC drivers to extract all the needed xfer
parameters from the 'header' section and instructions to
...@arm.linux.org.uk; dan.j.willi...@intel.com; linux-omap@vger.kernel.org
Subject: Re: [PATCH] dmaengine: add dma_ctrl_cmd to pass buffer stride
configuration
On Tue, Jul 12, 2011 at 5:01 PM, Raju, Sundaram sunda...@ti.com wrote:
-Original Message-
From: Jassi Brar [mailto:jassisinghb...@gmail.com
On Mon, Jul 11, 2011 at 11:39 PM, Dan Williams dan.j.willi...@intel.com wrote:
On Mon, Jul 11, 2011 at 2:28 AM, Linus Walleij linus.wall...@linaro.org
wrote:
...and I suspect the slave device drivers that use TI DMA are not
expected to ever work with other dmaengines? Likely the case, but
On Tue, Jul 12, 2011 at 6:17 AM, Jassi Brar jassisinghb...@gmail.com wrote:
1) Striding, in one form or other, is supported by other DMACs as well.
The number will only increase in future.
Are we to add VENDOR_DMA_STRIDE_CONFIG for each case ?
If we are sure about this and striding will
...@arm.linux.org.uk; linux-omap@vger.kernel.org
Subject: Re: [PATCH] dmaengine: add dma_ctrl_cmd to pass buffer stride
configuration
On Mon, Jul 11, 2011 at 11:39 PM, Dan Williams dan.j.willi...@intel.com
wrote:
On Mon, Jul 11, 2011 at 2:28 AM, Linus Walleij linus.wall...@linaro.org
wrote:
...and I
...@arm.linux.org.uk; dan.j.willi...@intel.com; linux-omap@vger.kernel.org
Subject: Re: [PATCH] dmaengine: add dma_ctrl_cmd to pass buffer stride
configuration
On Tue, Jul 12, 2011 at 6:17 AM, Jassi Brar jassisinghb...@gmail.com
wrote:
1) Striding, in one form or other, is supported by other DMACs as well
On Tue, Jul 12, 2011 at 12:56 PM, Raju, Sundaram sunda...@ti.com wrote:
[Me]
[Jassi]
3) TI may not have just one DMAC IP used in all the SoCs. So if you want
vendor specific defines anyway, please atleast also add DMAC version to
it.
Something like
DMA_SLAVE_CONFIG,
On Tue, Jul 12, 2011 at 3:33 PM, Linus Walleij linus.wall...@linaro.org wrote:
On Tue, Jul 12, 2011 at 6:17 AM, Jassi Brar jassisinghb...@gmail.com wrote:
1) Striding, in one form or other, is supported by other DMACs as well.
The number will only increase in future.
Are we to add
...@arm.linux.org.uk; dan.j.willi...@intel.com; linux-omap@vger.kernel.org
Subject: Re: [PATCH] dmaengine: add dma_ctrl_cmd to pass buffer stride
configuration
On Tue, Jul 12, 2011 at 3:33 PM, Linus Walleij linus.wall...@linaro.org
wrote:
On Tue, Jul 12, 2011 at 6:17 AM, Jassi Brar jassisinghb...@gmail.com
; davinci-linux-open-sou...@linux.davincidsp.com;
li...@arm.linux.org.uk; dan.j.willi...@intel.com; linux-omap@vger.kernel.org
Subject: Re: [PATCH] dmaengine: add dma_ctrl_cmd to pass buffer stride
configuration
On Tue, Jul 12, 2011 at 3:33 PM, Linus Walleij linus.wall...@linaro.org
wrote
2011/7/10 Sundaram Raju sunda...@ti.com:
Added new dma_ctrl_cmd TI_DMA_STRIDE_CONFIG to pass the TI DMA
controller specific configurations on how a buffer must be walked
through and how data is picked for transfer based on a specified
pattern over the channel.
The configuration passed is
On Mon, Jul 11, 2011 at 2:28 AM, Linus Walleij linus.wall...@linaro.org wrote:
2011/7/10 Sundaram Raju sunda...@ti.com:
Added new dma_ctrl_cmd TI_DMA_STRIDE_CONFIG to pass the TI DMA
controller specific configurations on how a buffer must be walked
through and how data is picked for transfer
On Sun, Jul 10, 2011 at 8:33 PM, Sundaram Raju sunda...@ti.com wrote:
Added new dma_ctrl_cmd TI_DMA_STRIDE_CONFIG to pass the TI DMA
controller specific configurations on how a buffer must be walked
through and how data is picked for transfer based on a specified
pattern over the channel.
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