From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Wed, 4 Dec 2013 18:03:21 +0000 Subject: [PATCH 07/10] ASoC: ux500: Store DMA data in the DAI differently in the pdata and DT case In-Reply-To: References: <1384859269-19801-1-git-send-email-lee.jones@linaro.org> <1384859269-19801-8-git-send-email-lee.jones@linaro.org> Message-ID: <20131204180321.GE26581@lee--X1> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org > Today's next (next-20131204) has a new boot failure[1] on > ux500/snowball which bisected down to this commit. Full boot log > attached. Right. Anyone not on CC (which I think you are Kevin) can follow the fun here: http://www.spinics.net/lists/arm-kernel/msg291374.html > It doesn't find the alsa device which in turn seems to prevent the > emmc rootfs from being mounted. It boots fine to an initramfs. > of_dma_request_slave_channel: dma-names property of node '/soc/msp at 80124000' missing or empty > of_dma_request_slave_channel: dma-names property of node '/soc/msp at 80124000' missing or empty > of_dma_request_slave_channel: dma-names property of node '/soc/msp at 80125000' missing or empty > mmc1: new high speed MMC card at address 0001 > of_dma_request_slave_channel: dma-names property of node '/soc/msp at 80125000' missing or empty > mmcblk0: mmc1:0001 7.28 GiB > mmcblk0boot0: mmc1:0001 partition 1 2.00 MiB > mmcblk0boot1: mmc1:0001 partition 2 2.00 MiB > mmcblk0rpmb: mmc1:0001 partition 3 128 KiB > dma dma0chan22: [d40_config_memcpy] No memcpy > dma dma0chan22: [d40_alloc_chan_resources] Failed to configure memcpy channel > ux500-msp-i2s ux500-msp-i2s.1: Missing dma channel for stream: 0 > ux500-msp-i2s ux500-msp-i2s.1: ASoC: pcm constructor failed: -22 > snd-soc-mop500 snd-soc-mop500.0: ASoC: can't create pcm ab8500_0 :-22 > snd-soc-mop500 snd-soc-mop500.0: ASoC: failed to instantiate card -22 > snd-soc-mop500 snd-soc-mop500.0: Error: snd_soc_register_card failed (-22)! > snd-soc-mop500: probe of snd-soc-mop500.0 failed with error -22 > mmci-pl18x sdi4: error during DMA transfer! > mmcblk0rpmb: error -110 transferring data, sector 0, nr 8, cmd response 0x900, card status 0x0 > mmcblk0rpmb: retrying using single block read It's interesting that the MSP failure has managed to fudge the entire DMA Controller. I have absolutely no idea how that can even happen? -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org ? Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog