diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-03-15 09:17:54 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-03-15 09:17:54 -0300 |
| commit | 689bb69093d7ac9e12ab058ba2611ad5eb9347c3 (patch) | |
| tree | abb9131ea54d7c9df78e192b31a0c09635f8acab /drivers/mmc/core/mmc.c | |
| parent | 2a76f6de07906f0bb5f2a13fb02845db1695cc29 (diff) | |
| parent | 1e28eed17697bcf343c6743f0028cc3b5dd88bf0 (diff) | |
Merge remote-tracking branch 'torvalds/master' into perf/urgent
To update kernel headers and check if some need syncing.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'drivers/mmc/core/mmc.c')
| -rw-r--r-- | drivers/mmc/core/mmc.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index 0d80b72ddde8..8741271d3971 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -423,10 +423,6 @@ static int mmc_decode_ext_csd(struct mmc_card *card, u8 *ext_csd) /* EXT_CSD value is in units of 10ms, but we store in ms */ card->ext_csd.part_time = 10 * ext_csd[EXT_CSD_PART_SWITCH_TIME]; - /* Some eMMC set the value too low so set a minimum */ - if (card->ext_csd.part_time && - card->ext_csd.part_time < MMC_MIN_PART_SWITCH_TIME) - card->ext_csd.part_time = MMC_MIN_PART_SWITCH_TIME; /* Sleep / awake timeout in 100ns units */ if (sa_shift > 0 && sa_shift <= 0x17) @@ -616,6 +612,17 @@ static int mmc_decode_ext_csd(struct mmc_card *card, u8 *ext_csd) card->ext_csd.data_sector_size = 512; } + /* + * GENERIC_CMD6_TIME is to be used "unless a specific timeout is defined + * when accessing a specific field", so use it here if there is no + * PARTITION_SWITCH_TIME. + */ + if (!card->ext_csd.part_time) + card->ext_csd.part_time = card->ext_csd.generic_cmd6_time; + /* Some eMMC set the value too low so set a minimum */ + if (card->ext_csd.part_time < MMC_MIN_PART_SWITCH_TIME) + card->ext_csd.part_time = MMC_MIN_PART_SWITCH_TIME; + /* eMMC v5 or later */ if (card->ext_csd.rev >= 7) { memcpy(card->ext_csd.fwrev, &ext_csd[EXT_CSD_FIRMWARE_VERSION], |