On 26/01/17 12:50, Ulf Hansson wrote: > On 11 January 2017 at 18:19, Gregory CLEMENT > <gregory.clement@xxxxxxxxxxxxxxxxxx> wrote: >> + priv->init_card_type = MMC_TYPE_MMC; >> + mmc->caps |= MMC_CAP_NONREMOVABLE; >> + >> + /* >> + * Force to clear BUS_TEST to >> + * skip bus_test_pre and bus_test_post >> + */ >> + mmc->caps &= ~MMC_CAP_BUS_WIDTH_TEST; >> + mmc->caps2 |= MMC_CAP2_HC_ERASE_SZ | > > This cap is a bit strange. It was added several years ago by Adrian > Hunter, but I am wondering about the reason to why it's needed. > MMC_CAP2_HC_ERASE_SZ relates to EXT-CSD ERASE_GROUP_DEF. I think it was added to enable people to choose whether they wanted a large or small erase granularity. That probably doesn't matter if the card supports TRIM. -- 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
