diff options
Diffstat (limited to 'drivers/mmc/core/sdio.c')
| -rw-r--r-- | drivers/mmc/core/sdio.c | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c index e636d9e99e4..fd0750b5a63 100644 --- a/drivers/mmc/core/sdio.c +++ b/drivers/mmc/core/sdio.c @@ -216,8 +216,8 @@ static int sdio_enable_wide(struct mmc_card *card) return ret; if ((ctrl & SDIO_BUS_WIDTH_MASK) == SDIO_BUS_WIDTH_RESERVED) - pr_warning("%s: SDIO_CCCR_IF is invalid: 0x%02x\n", - mmc_hostname(card->host), ctrl); + pr_warn("%s: SDIO_CCCR_IF is invalid: 0x%02x\n", + mmc_hostname(card->host), ctrl); /* set as 4-bit bus width */ ctrl &= ~SDIO_BUS_WIDTH_MASK; @@ -605,8 +605,7 @@ static int mmc_sdio_init_card(struct mmc_host *host, u32 ocr, try_again: if (!retries) { - pr_warning("%s: Skipping voltage switch\n", - mmc_hostname(host)); + pr_warn("%s: Skipping voltage switch\n", mmc_hostname(host)); ocr &= ~R4_18V_PRESENT; } @@ -981,8 +980,12 @@ static int mmc_sdio_resume(struct mmc_host *host) if (mmc_card_is_removable(host) || !mmc_card_keep_power(host)) { sdio_reset(host); mmc_go_idle(host); - err = mmc_sdio_init_card(host, host->card->ocr, host->card, - mmc_card_keep_power(host)); + mmc_send_if_cond(host, host->card->ocr); + err = mmc_send_io_op_cond(host, 0, NULL); + if (!err) + err = mmc_sdio_init_card(host, host->card->ocr, + host->card, + mmc_card_keep_power(host)); } else if (mmc_card_keep_power(host) && mmc_card_wake_sdio_irq(host)) { /* We may have switched to 1-bit mode during suspend */ err = sdio_enable_4bit_bus(host->card); @@ -992,8 +995,16 @@ static int mmc_sdio_resume(struct mmc_host *host) } } - if (!err && host->sdio_irqs) - wake_up_process(host->sdio_irq_thread); + if (!err && host->sdio_irqs) { + if (!(host->caps2 & MMC_CAP2_SDIO_IRQ_NOTHREAD)) { + wake_up_process(host->sdio_irq_thread); + } else if (host->caps & MMC_CAP_SDIO_IRQ) { + mmc_host_clk_hold(host); + host->ops->enable_sdio_irq(host, 1); + mmc_host_clk_release(host); + } + } + mmc_release_host(host); host->pm_flags &= ~MMC_PM_KEEP_POWER; @@ -1028,7 +1039,7 @@ static int mmc_sdio_power_restore(struct mmc_host *host) sdio_reset(host); mmc_go_idle(host); - mmc_send_if_cond(host, host->ocr_avail); + mmc_send_if_cond(host, host->card->ocr); ret = mmc_send_io_op_cond(host, 0, NULL); if (ret) |