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authorHeungJun Kim <[email protected]>2011-12-12 08:04:03 -0300
committerMauro Carvalho Chehab <[email protected]>2011-12-30 14:33:09 -0200
commit575d6252a715c599964ec6ec06428e6362c0633e (patch)
tree1cd45c589f0e7b5824fc92748cda4e3abb141a63 /lib/syscall.c
parent69eb18032017082bb1c54236290c7e3578e0a3d3 (diff)
[media] m5mols: Extend the busy wait helper
Make m5mols_busy_wait function jiffies based rather than relying on some fixed number of I2C read iterations while busy waiting for the device to execute a request. With fixed number of iterations we may be getting different wait times, depending on the I2C speed. In some conditions we have to wait even if the I2C communications fails, in those cases M5MOLS_I2C_RDY_WAIT_MASK should be passed as the mask argument to m5mols_busy_wait(). Signed-off-by: HeungJun Kim <[email protected]> Signed-off-by: Sylwester Nawrocki <[email protected]> Signed-off-by: Kyungmin Park <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]>
Diffstat (limited to 'lib/syscall.c')
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