On Tue, Jun 17, 2014 at 11:51:20PM +0200, Thierry Reding wrote: > * PGP Signed by an unknown key > > On Tue, Jun 17, 2014 at 05:01:46PM +0300, Peter De Schrijver wrote: > > On Tue, Jun 17, 2014 at 02:13:15PM +0200, Thierry Reding wrote: > > > > Old Signed by an unknown key > > > > > > On Mon, Jun 16, 2014 at 04:01:02PM -0600, Stephen Warren wrote: > > > > On 06/04/2014 05:32 AM, Mikko Perttunen wrote: > > > > > This symbol needs to be exported to power on rails without using > > > > > tegra_powergate_sequence_power_up. tegra_powergate_sequence_power_up > > > > > cannot be used in situations where the driver wants to handle clocking > > > > > by itself. > > > > > > > > Thierry, are you OK with this change? > > > > > > I would've preferred tegra_powergate_sequence_power_up() to be used > > > > I don't think the current tegra_powergate_sequence_power_up() API is very well > > defined though. I don't think the clocks and resets required by the sequence > > should be provided by the driver. For one, there can be several clocks and > > resets that need to be controlled for a single domain. > > Do you have any suggestions for what the API should look like? Even if > we plan to move to some different API, I think there's some advantage in > using it consistently if for no other reason than to make it easier to > replace occurrences later on. > I think the API should only have the domain ID as input so: int tegra_powerdomain_on(int id) /* * Prerequisites: domain is off * Result: domain is on, clocks of the modules in the domain are off, modules are in reset */ int tegra_powerdomain_off(int id) /* * Prerequisites: all clocks of the modules in the domain are off * result: domain is off */ Cheers, Peter/ -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
