Messages in this thread | | | Subject | Re: [PATCH v5 8/8] PCI: dwc: Do not write to MSI control registers if the platform doesn't use it | From | Kishon Vijay Abraham I <> | Date | Thu, 4 Apr 2019 13:12:27 +0530 |
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Hi Lorenzo,
On 03/04/19 10:49 PM, Lorenzo Pieralisi wrote: > On Thu, Mar 21, 2019 at 03:29:27PM +0530, Kishon Vijay Abraham I wrote: >> Platforms which populate msi_host_init, has it's own MSI controller >> logic. Writing to MSI control registers on platforms which doesn't use >> Designware's MSI controller logic might have side effects. To >> be safe, do not write to MSI control registers if the platform uses >> it's own MSI controller logic instead of Designware's MSI controller >> logic. >> >> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> >> --- >> .../pci/controller/dwc/pcie-designware-host.c | 24 ++++++++++--------- >> 1 file changed, 13 insertions(+), 11 deletions(-) > > This patch is needed regardless of the rest of the series, correct ? > A.k.a. it is fixing an issue already in the mainline.
That's correct.
Thanks Kishon
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