Re: [PATCH 1/2] brcmfmac: prohibit ACPI power management for brcmfmac driver

From: Arend van Spriel
Date: Mon Apr 27 2015 - 04:59:15 EST


On 04/27/15 07:00, Fu, Zhonghui wrote:
ACPI will manage WiFi chip's power state during suspend/resume
process on some tablet platforms(such as ASUS T100TA). This is
not supported by brcmfmac driver now, and the context of WiFi
chip will be damaged after resume. This patch disconnects the
relationship between WiFi chip and it's ACPI companion, and
prohibit ACPI PM for it.

Nice. However, ACPI may contain configuration data that brcmfmac needs on some platforms and Adrian Hunter is looking into this. So it is probably better to do this operation at the end of the probe before returning successful.

Regards,
Arend

Signed-off-by: Zhonghui Fu<zhonghui.fu@xxxxxxxxxxxxxxx>
---
drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)

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