Can read_ahead_kb can be used to increase the number of read blocks? -----Original Message----- From: linux-mmc-owner@xxxxxxxxxxxxxxx [mailto:linux-mmc-owner@xxxxxxxxxxxxxxx] On Behalf Of Sachin Nikam Sent: Friday, July 01, 2011 5:12 PM To: 'Wolfram Sang'; Koen Beel Cc: linux-mmc@xxxxxxxxxxxxxxx; shawn.guo@xxxxxxxxxxxxx Subject: RE: [PATCH] mxs-mmc: fix clock rate setting How to increase the number blocks for SD Read operation? Any sysfs entry? -----Original Message----- From: linux-mmc-owner@xxxxxxxxxxxxxxx [mailto:linux-mmc-owner@xxxxxxxxxxxxxxx] On Behalf Of Wolfram Sang Sent: Friday, July 01, 2011 2:48 PM To: Koen Beel Cc: linux-mmc@xxxxxxxxxxxxxxx; shawn.guo@xxxxxxxxxxxxx Subject: Re: [PATCH] mxs-mmc: fix clock rate setting * PGP Signed by an unknown key On Thu, Jun 30, 2011 at 04:55:07PM +0200, Wolfram Sang wrote: > On Thu, Jun 30, 2011 at 12:13:34PM +0200, Koen Beel wrote: > > Fix clock rate setting on mxs-mmc driver. > > Previously, if div2 was zero the value for TIMING_CLOCK_RATE would > > have been 255 instead of 0. > > Also the limits for div1 (TIMING_CLOCK_DIVIDE) and div2 > > (TIMING_CLOCK_RATE + 1) where not correctly defined. > > > > Can easily be reproduced on mx23evk: default clock for high speed sdio > > cards is 50 MHz. With a SSP_CLK of 28.8 MHz (default), this resulted in > > an actual clock rate of about 56 kHz. > > > > Signed-off-by: Koen Beel <koen.beel.barco <at> gmail.com> > > Looks promising, but your tabs are garbled (0xa0 0x20 here?) Can you repost a patch which applies? I'd like to test it. -- Pengutronix e.K. | Wolfram Sang | Industrial Linux Solutions | http://www.pengutronix.de/ | * Unknown Key * 0x7D7F551B ----------------------------------------------------------------------------------- This email message is for the sole use of the intended recipient(s) and may contain confidential information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply email and destroy all copies of the original message. ----------------------------------------------------------------------------------- -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
