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authorHuang Rui <ray.huang@amd.com>2014-01-07 17:45:50 +0800
committerFelipe Balbi <balbi@ti.com>2014-02-20 09:16:41 -0600
commit06f9b6e59661cee510b04513b13ea7927727d758 (patch)
tree558db1bd37610422276d9cbf942417e5da559bb0 /drivers/watchdog/wdt285.c
parent798a2468e026ab6a922f2c6c70ca4406b8e8dbc1 (diff)
usb: dwc3: fix wrong bit mask in dwc3_event_devt
Around DWC USB3 2.30a release another bit has been added to the Device-Specific Event (DEVT) Event Information (EvtInfo) bitfield. Because of that, what used to be 8 bits long, has become 9 bits long. Per dwc3 2.30a+ spec in the Device-Specific Event (DEVT), the field of Event Information Bits(EvtInfo) uses [24:16] bits, and it has 9 bits not 8 bits. And the following reserved field uses [31:25] bits not [31:24] bits, and it has 7 bits. So in dwc3_event_devt, the bit mask should be: event_info [24:16] 9 bits reserved31_25 [31:25] 7 bits This patch makes sure that newer core releases will work fine with Linux and that we will decode the event information properly on new core releases. [ balbi@ti.com : improve commit log a bit ] Cc: <stable@vger.kernel.org> Signed-off-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/watchdog/wdt285.c')
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