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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-12-07 09:15:20 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-12-07 09:15:20 -0800 |
commit | 1afa471706963643ceeda7cbbe9c605a1e883d53 (patch) | |
tree | 90595cfe8f70f1307432993c59addd612dc4afef | |
parent | 18a2f371f5edf41810f6469cb9be39931ef9deb9 (diff) | |
parent | 91ab252ac5a5c3461dd6910797611e9172626aed (diff) | |
download | lwn-1afa471706963643ceeda7cbbe9c605a1e883d53.tar.gz lwn-1afa471706963643ceeda7cbbe9c605a1e883d53.zip |
Merge tag 'mmc-fixes-for-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc
Pull MMC fixes from Chris Ball:
"Two small regression fixes:
- sdhci-s3c: Fix runtime PM regression against 3.7-rc1
- sh-mmcif: Fix oops against 3.6"
* tag 'mmc-fixes-for-3.7' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc:
mmc: sh-mmcif: avoid oops on spurious interrupts (second try)
Revert misapplied "mmc: sh-mmcif: avoid oops on spurious interrupts"
mmc: sdhci-s3c: fix missing clock for gpio card-detect
-rw-r--r-- | drivers/mmc/host/sdhci-s3c.c | 7 | ||||
-rw-r--r-- | drivers/mmc/host/sh_mmcif.c | 8 |
2 files changed, 9 insertions, 6 deletions
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index a54dd5d7a5f9..c9ec725884e5 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -373,18 +373,25 @@ static struct sdhci_ops sdhci_s3c_ops = { static void sdhci_s3c_notify_change(struct platform_device *dev, int state) { struct sdhci_host *host = platform_get_drvdata(dev); + struct sdhci_s3c *sc = sdhci_priv(host); unsigned long flags; if (host) { spin_lock_irqsave(&host->lock, flags); if (state) { dev_dbg(&dev->dev, "card inserted.\n"); +#ifdef CONFIG_PM_RUNTIME + clk_prepare_enable(sc->clk_io); +#endif host->flags &= ~SDHCI_DEVICE_DEAD; host->quirks |= SDHCI_QUIRK_BROKEN_CARD_DETECTION; } else { dev_dbg(&dev->dev, "card removed.\n"); host->flags |= SDHCI_DEVICE_DEAD; host->quirks &= ~SDHCI_QUIRK_BROKEN_CARD_DETECTION; +#ifdef CONFIG_PM_RUNTIME + clk_disable_unprepare(sc->clk_io); +#endif } tasklet_schedule(&host->card_tasklet); spin_unlock_irqrestore(&host->lock, flags); diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c index d25bc97dc5c6..7eaee3eeb6b2 100644 --- a/drivers/mmc/host/sh_mmcif.c +++ b/drivers/mmc/host/sh_mmcif.c @@ -1104,7 +1104,6 @@ static irqreturn_t sh_mmcif_irqt(int irq, void *dev_id) { struct sh_mmcif_host *host = dev_id; struct mmc_request *mrq = host->mrq; - struct mmc_data *data = mrq->data; cancel_delayed_work_sync(&host->timeout_work); @@ -1152,13 +1151,14 @@ static irqreturn_t sh_mmcif_irqt(int irq, void *dev_id) case MMCIF_WAIT_FOR_READ_END: case MMCIF_WAIT_FOR_WRITE_END: if (host->sd_error) - data->error = sh_mmcif_error_manage(host); + mrq->data->error = sh_mmcif_error_manage(host); break; default: BUG(); } if (host->wait_for != MMCIF_WAIT_FOR_STOP) { + struct mmc_data *data = mrq->data; if (!mrq->cmd->error && data && !data->error) data->bytes_xfered = data->blocks * data->blksz; @@ -1231,10 +1231,6 @@ static irqreturn_t sh_mmcif_intr(int irq, void *dev_id) host->sd_error = true; dev_dbg(&host->pd->dev, "int err state = %08x\n", state); } - if (host->state == STATE_IDLE) { - dev_info(&host->pd->dev, "Spurious IRQ status 0x%x", state); - return IRQ_HANDLED; - } if (state & ~(INT_CMD12RBE | INT_CMD12CRE)) { if (!host->dma_active) return IRQ_WAKE_THREAD; |