Hi I used the "git send-email..." Thanks
>-----Original Message----- >From: Jaehoon Chung [mailto:jh80.ch...@samsung.com] >Sent: Tuesday, November 11, 2014 5:08 AM >To: Avi Shchislowski; ulf.hans...@linaro.org >Cc: 'Chris Ball'; linux-mmc@vger.kernel.org; Alex Lemberg; >gwen...@google.com; open list; CPGS >Subject: Re: [PATCH 1/3] mmc: Support FFU for eMMC v5.0 > >Hi, > >how did you make the patch? >This patch didn't apply at Ulf's repository. > > >On 11/11/2014 02:13 AM, Avi Shchislowski wrote: >> >> Add eMMC5.0 ffu ext_csd fields >> >> Signed-off-by: Avi Shchislowski <avi.shchislow...@sandisk.com> >> Signed-off-by: Alex Lemberg <alex.lemb...@sandisk.com> >> >> >> diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index >> 1eda8dd..3b86ed3 100644 >> --- a/drivers/mmc/core/mmc.c >> +++ b/drivers/mmc/core/mmc.c >> @@ -603,6 +603,15 @@ static int mmc_read_ext_csd(struct mmc_card >*card, u8 *ext_csd) >> card->ext_csd.data_sector_size = 512; >> } >> >> + /* eMMC v5 or later */ >> + if (card->ext_csd.rev >= 7) { >> + card->ext_csd.ffu_capable = >> + ((ext_csd[EXT_CSD_SUPPORTED_MODE] & 0x1) == >0x1) && >> + ((ext_csd[EXT_CSD_FW_CONFIG] & 0x1) == 0x0); > >if (ext_csd[EXT_CSD_SUPPORTED_MODE] & 0x1) >&& !(ext_csd[EXT_CSD_FW_CONFIG] & 0x1)) > card->ext_csd.ffu_capable = true; > >> + card->ext_csd.ffu_mode_op = >ext_csd[EXT_CSD_FFU_FEATURES]; >> + } else { >> + card->ext_csd.ffu_capable = false; > >Can be set to false by default before checking whether card is eMMC v5.0 or >not. > >card->ext_csd.ffu_capable = false; > >if (card->ext_csd.rev >= 7) { > ... >} > >Best Regards, >Jaehoon Chung > >> + } >> out: >> return err; >> } >> diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index >> d424b9d..dd01efe 100644 >> --- a/include/linux/mmc/card.h >> +++ b/include/linux/mmc/card.h >> @@ -81,6 +81,8 @@ struct mmc_ext_csd { >> bool hpi_en; /* HPI >enablebit */ >> bool hpi; /* HPI support bit */ >> unsigned int hpi_cmd; /* cmd used as HPI */ >> + bool ffu_capable; /* FFU support */ >> + bool ffu_mode_op; /* FFU mode >operation */ >> bool bkops; /* background support bit */ >> bool bkops_en; /* background enable bit */ >> unsigned int data_sector_size; /* 512 bytes or 4KB */ >> diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index >> 64ec963..787787b 100644 >> --- a/include/linux/mmc/mmc.h >> +++ b/include/linux/mmc/mmc.h >> @@ -272,6 +272,9 @@ struct _mmc_csd { >> * EXT_CSD fields >> */ >> >> +#define EXT_CSD_FFU_STATUS 26 /* R */ >> +#define EXT_CSD_MODE_OPERATION_CODES 29 /* W */ >> +#define EXT_CSD_MODE_CONFIG 30 /* R/W */ >> #define EXT_CSD_FLUSH_CACHE 32 /* W */ >> #define EXT_CSD_CACHE_CTRL 33 /* R/W */ >> #define EXT_CSD_POWER_OFF_NOTIFICATION 34 /* R/W */ >> @@ -290,6 +293,7 @@ struct _mmc_csd { >> #define EXT_CSD_SANITIZE_START 165 /* W */ >> #define EXT_CSD_WR_REL_PARAM 166 /* RO */ >> #define EXT_CSD_RPMB_MULT 168 /* RO */ >> +#define EXT_CSD_FW_CONFIG 169 /* R/W */ >> #define EXT_CSD_BOOT_WP 173 /* R/W */ >> #define EXT_CSD_ERASE_GROUP_DEF 175 /* R/W */ >> #define EXT_CSD_PART_CONFIG 179 /* R/W */ >> @@ -326,6 +330,11 @@ struct _mmc_csd { >> #define EXT_CSD_GENERIC_CMD6_TIME 248 /* RO */ >> #define EXT_CSD_CACHE_SIZE 249 /* RO, 4 bytes */ >> #define EXT_CSD_PWR_CL_DDR_200_360 253 /* RO */ >> +#define EXT_CSD_NUM_OF_FW_SEC_PROG 302 /* RO, 4 bytes >*/ >> +#define EXT_CSD_FFU_ARG 487 /* RO, 4 bytes >*/ >> +#define EXT_CSD_OPERATION_CODE_TIMEOUT 491 /* RO */ >> +#define EXT_CSD_FFU_FEATURES 492 /* RO */ >> +#define EXT_CSD_SUPPORTED_MODE 493 /* RO */ >> #define EXT_CSD_TAG_UNIT_SIZE 498 /* RO */ >> #define EXT_CSD_DATA_TAG_SUPPORT 499 /* RO */ >> #define EXT_CSD_MAX_PACKED_WRITES 500 /* RO */ >> -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
