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| author | Uri Yanai <uri.yanai@sandisk.com> | 2017-02-07 18:00:01 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-02-14 09:11:00 +0100 |
| commit | efff8e7879b8b7f8a077f495262f0bb9cfaa0b06 (patch) | |
| tree | 821f95ebc8d06025b37b0ee69d7fd903be322476 /drivers/mmc | |
| parent | 6962c2fb201878722ef78b513dae7c22dfa4919c (diff) | |
| download | linux-efff8e7879b8b7f8a077f495262f0bb9cfaa0b06.tar.gz linux-efff8e7879b8b7f8a077f495262f0bb9cfaa0b06.tar.xz | |
mmc: Adding AUTO_BKOPS_EN bit set for Auto BKOPS support
Adding dedicated flag for AUTO_BKOPS in card->ext_csd structure.
Read AUTO_BKOPS bit value from the device EXT_CSD and set to the
card->ext_csd structure.
In mmc_decode_ext_csd() add a print message in case the AUTO_BKOPS
is enabled
Signed-off-by: Uri Yanai <uri.yanai@sandisk.com>
Signed-off-by: Alex Lemberg <alex.lemberg@sandisk.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/core/mmc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index 1b67e3085353..e01e70c24ca2 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -546,6 +546,12 @@ static int mmc_decode_ext_csd(struct mmc_card *card, u8 *ext_csd) if (card->ext_csd.man_bkops_en) pr_debug("%s: MAN_BKOPS_EN bit is set\n", mmc_hostname(card->host)); + card->ext_csd.auto_bkops_en = + (ext_csd[EXT_CSD_BKOPS_EN] & + EXT_CSD_AUTO_BKOPS_MASK); + if (card->ext_csd.auto_bkops_en) + pr_debug("%s: AUTO_BKOPS_EN bit is set\n", + mmc_hostname(card->host)); } /* check whether the eMMC card supports HPI */ |