[PATCH] ARM: OMAP: convert I2C driver to PM QoS for MPU latency constraints
w.sang at pengutronix.de
Sat Oct 6 07:46:14 EDT 2012
On Thu, Sep 20, 2012 at 06:08:03PM +0200, Jean Pihet wrote:
> Convert the driver from the outdated omap_pm_set_max_mpu_wakeup_lat
> API to the new PM QoS API.
> Since the constraint is on the MPU subsystem, use the PM_QOS_CPU_DMA_LATENCY
> class of PM QoS. The resulting MPU constraints are used by cpuidle to
> decide the next power state of the MPU subsystem.
> The I2C device latency timing is derived from the FIFO size and the
> clock speed and so is applicable to all OMAP SoCs.
> Signed-off-by: Jean Pihet <j-pihet at ti.com>
Applied to -next, thanks!
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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