Re: [PATCH] mmc: core: Ensure clocks are always enabled before host interaction

2012-01-30 Thread Linus Walleij
On Mon, Jan 30, 2012 at 1:48 PM, Per Forlin wrote: > It makes sense to ensure clocking in pre-req() and post-req() > implemented by this patch. > My only concern from a throughput point of view is if the clocking > adds an overhead, but AFAIK the clocking doesn't add an overhead (that > would inc

Re: [PATCH] mmc: core: Ensure clocks are always enabled before host interaction

2012-01-30 Thread Per Forlin
On Tue, Jan 24, 2012 at 4:44 AM, Sujit Reddy Thumma wrote: > Hi Linus Walleij, > > > On 12/30/2011 7:44 AM, Linus Walleij wrote: >> >> On Mon, Dec 12, 2011 at 9:21 AM, Sujit Reddy Thumma >>  wrote: >> >>> Ensure clocks are always enabled before any interaction with the >>> host controller driver.

Re: [PATCH] mmc: core: Ensure clocks are always enabled before host interaction

2012-01-23 Thread Sujit Reddy Thumma
Hi Linus Walleij, On 12/30/2011 7:44 AM, Linus Walleij wrote: On Mon, Dec 12, 2011 at 9:21 AM, Sujit Reddy Thumma wrote: Ensure clocks are always enabled before any interaction with the host controller driver. This makes sure that there is no race between host execution and the core layer tu

Re: [PATCH] mmc: core: Ensure clocks are always enabled before host interaction

2011-12-29 Thread Linus Walleij
On Mon, Dec 12, 2011 at 9:21 AM, Sujit Reddy Thumma wrote: > Ensure clocks are always enabled before any interaction with the > host controller driver. This makes sure that there is no race > between host execution and the core layer turning off clocks > in different context with clock gating fra

Re: [PATCH] mmc: core: Ensure clocks are always enabled before host interaction

2011-12-26 Thread Sujit Reddy Thumma
...@laptop.org Subject: [PATCH] mmc: core: Ensure clocks are always enabled before host interaction Ensure clocks are always enabled before any interaction with the host controller driver. This makes sure that there is no race between host execution and the core layer turning off clocks in different

RE: [PATCH] mmc: core: Ensure clocks are always enabled before host interaction

2011-12-12 Thread Subhash Jadavani
ct: [PATCH] mmc: core: Ensure clocks are always enabled before > host interaction > > Ensure clocks are always enabled before any interaction with the > host controller driver. This makes sure that there is no race > between host execution and the core layer turning off clocks >

[PATCH] mmc: core: Ensure clocks are always enabled before host interaction

2011-12-12 Thread Sujit Reddy Thumma
Ensure clocks are always enabled before any interaction with the host controller driver. This makes sure that there is no race between host execution and the core layer turning off clocks in different context with clock gating framework. Signed-off-by: Sujit Reddy Thumma --- drivers/mmc/core/cor