dmaengine: idxd: Add idxd_device_config_save() and idxd_device_config_restore() helpers

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Add the helpers to save and restore IDXD device configurations.

These helpers will be called during Function Level Reset (FLR) processing.

Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/20241122233028.2762809-4-fenghua.yu@intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

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Fenghua Yu 2024-11-22 15:30:26 -08:00 • committed by Vinod Koul

parent 3ab4551677

commit 6078a315ae

2 changed files with 236 additions and 0 deletions

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11

drivers/dma/idxd/idxd.h

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225

drivers/dma/idxd/init.c

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