On Fri, Jun 10, 2011 at 06:42:48PM +0800, Shawn Guo wrote: > The card-present polling within sdhci based driver is very expensive > in terms of the impact to system performance. We observe a few > system performance issues from Freescale and Linaro on mx5 platforms, > which have been proved card polling related. > > The patch set extends the current sdhci-esdhc-imx card_detect and > write_protect support to cover mx5 platforms, and solves above > performance issues. > > Shawn Guo (4): > mmc: sdhci: fix interrupt storm from card detection > mmc: sdhci-esdhc-imx: SDHCI_CARD_PRESENT does not get cleared > mmc: sdhci-esdhc-imx: remove "WP" from flag ESDHC_FLAG_GPIO_FOR_CD_WP > mmc: sdhci-esdhc-imx: extend card_detect and write_protect support > Hi Arnaud, Any chance to play with it yet? Hi Wolfram, Any comment? -- Regards, Shawn -- 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
