Messages in this thread | | | Subject | Re: [RFC PATCH 0/2] serial: 8250_dw: IO space + polling mode support | From | John Garry <> | Date | Mon, 26 Feb 2018 13:15:04 +0000 |
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On 26/02/2018 12:27, Andy Shevchenko wrote: > On Mon, 2018-02-26 at 14:21 +0200, Andy Shevchenko wrote: >> On Mon, 2018-02-26 at 11:56 +0000, John Garry wrote: > > >>> Device (LPC0.CON0) { >>> Name (_HID, "HISI1031") > >>> // Name (_CID, "PNP0501") // cannot support PNP > > > One more question. What is the problem with this CID? Do you have a race > condition in enumeration? >
Hi Andy,
Not sure if race condition exactly. I tried enabling this CID and a pnp device is created in pnpacpi_add_device_handler(), while we have already marked the corresponding acpi_device to skip enumeration in ACPI scan handler (by flagging it as a serial bus slave).
Thanks, John
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