diff options
Diffstat (limited to 'drivers/mmc/core/sdio.c')
| -rw-r--r-- | drivers/mmc/core/sdio.c | 30 |
1 files changed, 22 insertions, 8 deletions
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c index 25799accf8a0..0b682a31cd3e 100644 --- a/drivers/mmc/core/sdio.c +++ b/drivers/mmc/core/sdio.c @@ -226,6 +226,20 @@ static int sdio_read_cccr(struct mmc_card *card, u32 ocr) card->sw_caps.sd3_drv_type |= SD_DRIVER_TYPE_C; if (data & SDIO_DRIVE_SDTD) card->sw_caps.sd3_drv_type |= SD_DRIVER_TYPE_D; + + ret = mmc_io_rw_direct(card, 0, 0, SDIO_CCCR_INTERRUPT_EXT, 0, &data); + if (ret) + goto out; + + if (data & SDIO_INTERRUPT_EXT_SAI) { + data |= SDIO_INTERRUPT_EXT_EAI; + ret = mmc_io_rw_direct(card, 1, 0, SDIO_CCCR_INTERRUPT_EXT, + data, NULL); + if (ret) + goto out; + + card->cccr.enable_async_irq = 1; + } } /* if no uhs mode ensure we check for high speed */ @@ -335,7 +349,7 @@ static int sdio_disable_4bit_bus(struct mmc_card *card) { int err; - if (card->type == MMC_TYPE_SDIO) + if (mmc_card_sdio(card)) goto out; if (!(card->host->caps & MMC_CAP_4_BIT_DATA)) @@ -360,7 +374,7 @@ static int sdio_enable_4bit_bus(struct mmc_card *card) err = sdio_enable_wide(card); if (err <= 0) return err; - if (card->type == MMC_TYPE_SDIO) + if (mmc_card_sdio(card)) goto out; if (card->scr.bus_widths & SD_SCR_BUS_WIDTH_4) { @@ -415,7 +429,7 @@ static int sdio_enable_hs(struct mmc_card *card) int ret; ret = mmc_sdio_switch_hs(card, true); - if (ret <= 0 || card->type == MMC_TYPE_SDIO) + if (ret <= 0 || mmc_card_sdio(card)) return ret; ret = mmc_sd_switch_hs(card); @@ -441,7 +455,7 @@ static unsigned mmc_sdio_get_max_clock(struct mmc_card *card) max_dtr = card->cis.max_dtr; } - if (card->type == MMC_TYPE_SD_COMBO) + if (mmc_card_sd_combo(card)) max_dtr = min(max_dtr, mmc_sd_get_max_clock(card)); return max_dtr; @@ -689,7 +703,7 @@ try_again: mmc_sd_get_cid(host, ocr & rocr, card->raw_cid, NULL) == 0) { card->type = MMC_TYPE_SD_COMBO; - if (oldcard && (oldcard->type != MMC_TYPE_SD_COMBO || + if (oldcard && (!mmc_card_sd_combo(oldcard) || memcmp(card->raw_cid, oldcard->raw_cid, sizeof(card->raw_cid)) != 0)) { err = -ENOENT; goto mismatch; @@ -697,7 +711,7 @@ try_again: } else { card->type = MMC_TYPE_SDIO; - if (oldcard && oldcard->type != MMC_TYPE_SDIO) { + if (oldcard && !mmc_card_sdio(oldcard)) { err = -ENOENT; goto mismatch; } @@ -754,7 +768,7 @@ try_again: /* * Read CSD, before selecting the card */ - if (!oldcard && card->type == MMC_TYPE_SD_COMBO) { + if (!oldcard && mmc_card_sd_combo(card)) { err = mmc_sd_get_csd(card); if (err) goto remove; @@ -827,7 +841,7 @@ try_again: mmc_fixup_device(card, sdio_fixup_methods); - if (card->type == MMC_TYPE_SD_COMBO) { + if (mmc_card_sd_combo(card)) { err = mmc_sd_setup_card(host, card, oldcard != NULL); /* handle as SDIO-only card if memory init failed */ if (err) { |