usb: renesas_usbhs: shrink spin lock area

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spin lock was very effective while doing 1 packet send/recv on
current renesas_usbhs driver.
But this lock is enough only
 - modify packet/pipe link
 - modify interrpt mask
 - modify fifo access
This patch shrink spin lock area

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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This commit is contained in:

Kuninori Morimoto 2011-06-06 14:18:38 +09:00 • committed by Greg Kroah-Hartman

parent 8a2c225ddb

commit 97664a207b

4 changed files with 177 additions and 291 deletions

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4

drivers/usb/renesas_usbhs/common.h

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138

drivers/usb/renesas_usbhs/fifo.c

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17

drivers/usb/renesas_usbhs/fifo.h

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313

drivers/usb/renesas_usbhs/mod_gadget.c

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