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bnxt_en: add support for storing crash dump into host memory

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Newer firmware supports automatic DMA of crash dump to host memory
when it crashes.  If the feature is supported, allocate the required
memory using the existing context memory infrastructure.  Communicate
the page table containing the DMA addresses to the firmware.

Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Reviewed-by: Andy Gospodarek <andrew.gospodarek@broadcom.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Vikas Gupta <vikas.gupta@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Link: https://patch.msgid.link/20240828183235.128948-2-michael.chan@broadcom.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Vikas Gupta 2024-08-28 11:32:27 -07:00 • committed by Jakub Kicinski
commit c33626d83e
4 changed files with 116 additions and 5 deletions
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