diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 302dd5bde751cb84ac73113d64cb9b23a75b7566..5324eae6d72090caf0de6cea7841c90fc91d08bc 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -465,6 +465,7 @@ static void sdhci_finish_data(struct sdhci_host *host) static void sdhci_send_command(struct sdhci_host *host, struct mmc_command *cmd) { int flags; + u32 mask; unsigned long timeout; WARN_ON(host->cmd); @@ -473,11 +474,20 @@ static void sdhci_send_command(struct sdhci_host *host, struct mmc_command *cmd) /* Wait max 10 ms */ timeout = 10; - while (readl(host->ioaddr + SDHCI_PRESENT_STATE) & - (SDHCI_CMD_INHIBIT | SDHCI_DATA_INHIBIT)) { + + mask = SDHCI_CMD_INHIBIT; + if ((cmd->data != NULL) || (cmd->flags & MMC_RSP_BUSY)) + mask |= SDHCI_DATA_INHIBIT; + + /* We shouldn't wait for data inihibit for stop commands, even + though they might use busy signaling */ + if (host->mrq->data && (cmd == host->mrq->data->stop)) + mask &= ~SDHCI_DATA_INHIBIT; + + while (readl(host->ioaddr + SDHCI_PRESENT_STATE) & mask) { if (timeout == 0) { printk(KERN_ERR "%s: Controller never released " - "inhibit bits. Please report this to " + "inhibit bit(s). Please report this to " BUGMAIL ".\n", mmc_hostname(host->mmc)); sdhci_dumpregs(host); cmd->error = MMC_ERR_FAILED;