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authorLinus Torvalds <torvalds@linux-foundation.org>2021-11-10 11:47:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2021-11-10 11:47:55 -0800
commite68a7d35bb17247f8129e17126352a07433f2908 (patch)
tree2bd955bc66819c236b71857eaaa9c9e601f84e26 /Documentation
parentd4efc0de00fc10a805ce991ceb6a94ed837a6e71 (diff)
parenteb91224e47ec33a0a32c9be0ec0fcb3433e555fd (diff)
downloadlinux-e68a7d35bb17247f8129e17126352a07433f2908.tar.bz2
Merge tag 'dmaengine-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine
Pull dmaengine updates from Vinod Koul: "A bunch of driver updates, no new driver or controller support this time though: - Another pile of idxd updates - pm routines cleanup for at_xdmac driver - Correct handling of callback_result for few drivers - zynqmp_dma driver updates and descriptor management refinement - Hardware handshaking support for dw-axi-dmac - Support for remotely powered controllers in Qcom bam dma - tegra driver updates" * tag 'dmaengine-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: (69 commits) dmaengine: ti: k3-udma: Set r/tchan or rflow to NULL if request fail dmaengine: ti: k3-udma: Set bchan to NULL if a channel request fail dmaengine: stm32-dma: avoid 64-bit division in stm32_dma_get_max_width dmaengine: fsl-edma: support edma memcpy dmaengine: idxd: fix resource leak on dmaengine driver disable dmaengine: idxd: cleanup completion record allocation dmaengine: zynqmp_dma: Correctly handle descriptor callbacks dmaengine: xilinx_dma: Correctly handle cyclic descriptor callbacks dmaengine: altera-msgdma: Correctly handle descriptor callbacks dmaengine: at_xdmac: fix compilation warning dmaengine: dw-axi-dmac: Simplify assignment in dma_chan_pause() dmaengine: qcom: bam_dma: Add "powered remotely" mode dt-bindings: dmaengine: bam_dma: Add "powered remotely" mode dmaengine: sa11x0: Mark PM functions as __maybe_unused dmaengine: switch from 'pci_' to 'dma_' API dmaengine: ioat: switch from 'pci_' to 'dma_' API dmaengine: hsu: switch from 'pci_' to 'dma_' API dmaengine: hisi_dma: switch from 'pci_' to 'dma_' API dmaengine: dw: switch from 'pci_' to 'dma_' API dmaengine: dw-edma-pcie: switch from 'pci_' to 'dma_' API ...
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/dma/qcom_bam_dma.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/dma/qcom_bam_dma.txt b/Documentation/devicetree/bindings/dma/qcom_bam_dma.txt
index cf5b9e44432c..6e9a5497b3f2 100644
--- a/Documentation/devicetree/bindings/dma/qcom_bam_dma.txt
+++ b/Documentation/devicetree/bindings/dma/qcom_bam_dma.txt
@@ -15,6 +15,8 @@ Required properties:
the secure world.
- qcom,controlled-remotely : optional, indicates that the bam is controlled by
remote proccessor i.e. execution environment.
+- qcom,powered-remotely : optional, indicates that the bam is powered up by
+ a remote processor but must be initialized by the local processor.
- num-channels : optional, indicates supported number of DMA channels in a
remotely controlled bam.
- qcom,num-ees : optional, indicates supported number of Execution Environments