Re: [PATCH 2/4] dmaengine: qcom: bam_dma: add num-channels binding for remotely controlled

2018-01-29 Thread Rob Herring
On Tue, Jan 16, 2018 at 07:02:34PM +, srinivas.kandaga...@linaro.org wrote: > From: Srinivas Kandagatla > > When Linux is master of BAM, it can directly read registers to know number > of supported channels, however when its remotely controlled reading these >

Re: [PATCH 2/4] dmaengine: qcom: bam_dma: add num-channels binding for remotely controlled

2018-01-29 Thread Rob Herring
On Tue, Jan 16, 2018 at 07:02:34PM +, srinivas.kandaga...@linaro.org wrote: > From: Srinivas Kandagatla > > When Linux is master of BAM, it can directly read registers to know number > of supported channels, however when its remotely controlled reading these > registers would trigger a crash

Re: [PATCH 2/4] dmaengine: qcom: bam_dma: add num-channels binding for remotely controlled

2018-01-22 Thread Srinivas Kandagatla
On 19/01/18 05:55, Vinod Koul wrote: On Tue, Jan 16, 2018 at 07:02:34PM +, srinivas.kandaga...@linaro.org wrote: From: Srinivas Kandagatla When Linux is master of BAM, it can directly read registers to know number of supported channels, however when its

Re: [PATCH 2/4] dmaengine: qcom: bam_dma: add num-channels binding for remotely controlled

2018-01-22 Thread Srinivas Kandagatla
On 19/01/18 05:55, Vinod Koul wrote: On Tue, Jan 16, 2018 at 07:02:34PM +, srinivas.kandaga...@linaro.org wrote: From: Srinivas Kandagatla When Linux is master of BAM, it can directly read registers to know number of supported channels, however when its remotely controlled reading these

Re: [PATCH 2/4] dmaengine: qcom: bam_dma: add num-channels binding for remotely controlled

2018-01-18 Thread Vinod Koul
On Tue, Jan 16, 2018 at 07:02:34PM +, srinivas.kandaga...@linaro.org wrote: > From: Srinivas Kandagatla > > When Linux is master of BAM, it can directly read registers to know number > of supported channels, however when its remotely controlled reading these >

Re: [PATCH 2/4] dmaengine: qcom: bam_dma: add num-channels binding for remotely controlled

2018-01-18 Thread Vinod Koul
On Tue, Jan 16, 2018 at 07:02:34PM +, srinivas.kandaga...@linaro.org wrote: > From: Srinivas Kandagatla > > When Linux is master of BAM, it can directly read registers to know number > of supported channels, however when its remotely controlled reading these > registers would trigger a crash

[PATCH 2/4] dmaengine: qcom: bam_dma: add num-channels binding for remotely controlled

2018-01-16 Thread srinivas . kandagatla
From: Srinivas Kandagatla When Linux is master of BAM, it can directly read registers to know number of supported channels, however when its remotely controlled reading these registers would trigger a crash if the BAM is not yet intialized/powered up on the remote

[PATCH 2/4] dmaengine: qcom: bam_dma: add num-channels binding for remotely controlled

2018-01-16 Thread srinivas . kandagatla
From: Srinivas Kandagatla When Linux is master of BAM, it can directly read registers to know number of supported channels, however when its remotely controlled reading these registers would trigger a crash if the BAM is not yet intialized/powered up on the remote side. This patch adds