| commit | b27b6d03f245e5eaf6473da58a2612077fb7cfe7 | |
| author | Cyril Chemparathy <cyril@ti.com> | |
| Sat, 1 May 2010 22:37:55 +0000 (1 18:37 -0400) | ||
| committer | Kevin Hilman <khilman@deeprootsystems.com> | |
| Thu, 6 May 2010 22:02:09 +0000 (6 15:02 -0700) | ||
| tree | b6ed359c8b604edcaed5025aa83c57d77daec1a9 | treesnapshot (tar.gz zip) |
| parent | 686b634a07451fc4fe3b712fe211bfa861a53241 | commitdiff |
Davinci: gpio - fine grained locking
This patch eliminates the global gpio_lock, and implements a per-controller
lock instead. This also switches to irqsave/irqrestore locks in case gpios
are manipulated in isr.
Signed-off-by: Cyril Chemparathy <cyril@ti.com>
Tested-by: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
This patch eliminates the global gpio_lock, and implements a per-controller
lock instead. This also switches to irqsave/irqrestore locks in case gpios
are manipulated in isr.
Signed-off-by: Cyril Chemparathy <cyril@ti.com>
Tested-by: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
| arch/arm/mach-davinci/gpio.c | diffblobblamehistory | |
| arch/arm/mach-davinci/include/mach/gpio.h | diffblobblamehistory |