powerpc: Enable support for 32 bit MSI-X vectors

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Some devices are not capable of addressing 64 bits
via DMA, which includes MSI-X vectors. This allows
us to ensure these devices use MSI-X vectors in
32 bit space.

Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20240117214632.134539-1-brking@linux.vnet.ibm.com

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Brian King 2024-01-17 15:46:32 -06:00 • committed by Michael Ellerman

parent 9cbacb834b

commit b997bf240e

1 changed files with 8 additions and 3 deletions

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arch/powerpc/platforms/pseries/msi.c

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