Re: [PATCH v2 1/3] mmc: sdhci: add support for using external DMA devices

2018-12-03 Thread Chunyan Zhang
On Fri, 30 Nov 2018 at 09:15, Shawn Lin wrote: > > On 2018/11/29 17:59, Chunyan Zhang wrote: > > Hi Adrian, > > > > On Thu, 29 Nov 2018 at 15:36, Adrian Hunter wrote: > >> > >> On 29/11/18 8:22 AM, Chunyan Zhang wrote: > >>> On Tue, 20 Nov 2018 at 21:41, Adrian Hunter > >>> wrote: > >

Re: [PATCH v2 1/3] mmc: sdhci: add support for using external DMA devices

2018-11-29 Thread Shawn Lin
On 2018/11/29 17:59, Chunyan Zhang wrote: Hi Adrian, On Thu, 29 Nov 2018 at 15:36, Adrian Hunter wrote: On 29/11/18 8:22 AM, Chunyan Zhang wrote: On Tue, 20 Nov 2018 at 21:41, Adrian Hunter wrote: On 12/11/18 9:26 AM, Chunyan Zhang wrote: Some standard SD host controllers can support bot

Re: [PATCH v2 1/3] mmc: sdhci: add support for using external DMA devices

2018-11-29 Thread Adrian Hunter
On 29/11/18 11:59 AM, Chunyan Zhang wrote: > Hi Adrian, > > On Thu, 29 Nov 2018 at 15:36, Adrian Hunter wrote: >> >> On 29/11/18 8:22 AM, Chunyan Zhang wrote: >>> On Tue, 20 Nov 2018 at 21:41, Adrian Hunter wrote: On 12/11/18 9:26 AM, Chunyan Zhang wrote: > Some standard SD host co

Re: [PATCH v2 1/3] mmc: sdhci: add support for using external DMA devices

2018-11-29 Thread Chunyan Zhang
Hi Adrian, On Thu, 29 Nov 2018 at 15:36, Adrian Hunter wrote: > > On 29/11/18 8:22 AM, Chunyan Zhang wrote: > > On Tue, 20 Nov 2018 at 21:41, Adrian Hunter wrote: > >> > >> On 12/11/18 9:26 AM, Chunyan Zhang wrote: > >>> Some standard SD host controllers can support both external dma > >>> contr

Re: [PATCH v2 1/3] mmc: sdhci: add support for using external DMA devices

2018-11-28 Thread Adrian Hunter
On 29/11/18 8:22 AM, Chunyan Zhang wrote: > On Tue, 20 Nov 2018 at 21:41, Adrian Hunter wrote: >> >> On 12/11/18 9:26 AM, Chunyan Zhang wrote: >>> Some standard SD host controllers can support both external dma >>> controllers as well as ADMA/SDMA in which the SD host controller >>> acts as DMA ma

Re: [PATCH v2 1/3] mmc: sdhci: add support for using external DMA devices

2018-11-28 Thread Chunyan Zhang
On Tue, 20 Nov 2018 at 21:41, Adrian Hunter wrote: > > On 12/11/18 9:26 AM, Chunyan Zhang wrote: > > Some standard SD host controllers can support both external dma > > controllers as well as ADMA/SDMA in which the SD host controller > > acts as DMA master. TI's omap controller is the case as an e

Re: [PATCH v2 1/3] mmc: sdhci: add support for using external DMA devices

2018-11-20 Thread Adrian Hunter
On 12/11/18 9:26 AM, Chunyan Zhang wrote: > Some standard SD host controllers can support both external dma > controllers as well as ADMA/SDMA in which the SD host controller > acts as DMA master. TI's omap controller is the case as an example. > > Currently the generic SDHCI code supports ADMA/SD

[PATCH v2 1/3] mmc: sdhci: add support for using external DMA devices

2018-11-11 Thread Chunyan Zhang
Some standard SD host controllers can support both external dma controllers as well as ADMA/SDMA in which the SD host controller acts as DMA master. TI's omap controller is the case as an example. Currently the generic SDHCI code supports ADMA/SDMA integrated in the host controller but does not ha