diff options
| -rw-r--r-- | drivers/mmc/core/sd.c | 5 | ||||
| -rw-r--r-- | include/linux/mmc/card.h | 2 |
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c index bd48b28d641b..c2db94dab711 100644 --- a/drivers/mmc/core/sd.c +++ b/drivers/mmc/core/sd.c @@ -209,6 +209,11 @@ static int mmc_decode_scr(struct mmc_card *card) /* Check if Physical Layer Spec v3.0 is supported */ scr->sda_spec3 = UNSTUFF_BITS(resp, 47, 1); + if (scr->sda_spec3) { + scr->sda_spec4 = UNSTUFF_BITS(resp, 42, 1); + scr->sda_specx = UNSTUFF_BITS(resp, 38, 4); + } + if (UNSTUFF_BITS(resp, 55, 1)) card->erased_byte = 0xFF; else diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index e2bbceb80725..19566ab9decb 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -133,6 +133,8 @@ struct mmc_ext_csd { struct sd_scr { unsigned char sda_vsn; unsigned char sda_spec3; + unsigned char sda_spec4; + unsigned char sda_specx; unsigned char bus_widths; #define SD_SCR_BUS_WIDTH_1 (1<<0) #define SD_SCR_BUS_WIDTH_4 (1<<2) |