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path: root/drivers/mmc/host/omap_hsmmc.c
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Diffstat (limited to 'drivers/mmc/host/omap_hsmmc.c')
-rw-r--r--drivers/mmc/host/omap_hsmmc.c32
1 files changed, 17 insertions, 15 deletions
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 21e4a799df48..101cd31c8220 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -450,15 +450,14 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
* framework is fixed, we need a workaround like this
* (which is safe for MMC, but not in general).
*/
- if (regulator_is_enabled(host->vcc) > 0) {
- regulator_enable(host->vcc);
- regulator_disable(host->vcc);
- }
- if (host->vcc_aux) {
- if (regulator_is_enabled(reg) > 0) {
- regulator_enable(reg);
- regulator_disable(reg);
- }
+ if (regulator_is_enabled(host->vcc) > 0 ||
+ (host->vcc_aux && regulator_is_enabled(host->vcc_aux))) {
+ int vdd = ffs(mmc_slot(host).ocr_mask) - 1;
+
+ mmc_slot(host).set_power(host->dev, host->slot_id,
+ 1, vdd);
+ mmc_slot(host).set_power(host->dev, host->slot_id,
+ 0, 0);
}
}
@@ -1264,14 +1263,14 @@ static void omap_hsmmc_protect_card(struct omap_hsmmc_host *host)
host->reqs_blocked = 0;
if (mmc_slot(host).get_cover_state(host->dev, host->slot_id)) {
if (host->protect_card) {
- printk(KERN_INFO "%s: cover is closed, "
+ pr_info("%s: cover is closed, "
"card is now accessible\n",
mmc_hostname(host->mmc));
host->protect_card = 0;
}
} else {
if (!host->protect_card) {
- printk(KERN_INFO "%s: cover is open, "
+ pr_info("%s: cover is open, "
"card is now inaccessible\n",
mmc_hostname(host->mmc));
host->protect_card = 1;
@@ -1422,7 +1421,7 @@ static int omap_hsmmc_pre_dma_transfer(struct omap_hsmmc_host *host,
if (!next && data->host_cookie &&
data->host_cookie != host->next_data.cookie) {
- printk(KERN_WARNING "[%s] invalid cookie: data->host_cookie %d"
+ pr_warning("[%s] invalid cookie: data->host_cookie %d"
" host->next_data.cookie %d\n",
__func__, data->host_cookie, host->next_data.cookie);
data->host_cookie = 0;
@@ -1943,6 +1942,10 @@ static int __init omap_hsmmc_probe(struct platform_device *pdev)
omap_hsmmc_context_save(host);
mmc->caps |= MMC_CAP_DISABLE;
+ if (host->pdata->controller_flags & OMAP_HSMMC_BROKEN_MULTIBLOCK_READ) {
+ dev_info(&pdev->dev, "multiblock reads disabled due to 35xx erratum 2.1.1.128; MMC read performance may suffer\n");
+ mmc->caps2 |= MMC_CAP2_NO_MULTI_READ;
+ }
pm_runtime_enable(host->dev);
pm_runtime_get_sync(host->dev);
@@ -2015,7 +2018,7 @@ static int __init omap_hsmmc_probe(struct platform_device *pdev)
}
/* Request IRQ for MMC operations */
- ret = request_irq(host->irq, omap_hsmmc_irq, IRQF_DISABLED,
+ ret = request_irq(host->irq, omap_hsmmc_irq, 0,
mmc_hostname(mmc), host);
if (ret) {
dev_dbg(mmc_dev(host->mmc), "Unable to grab HSMMC IRQ\n");
@@ -2043,8 +2046,7 @@ static int __init omap_hsmmc_probe(struct platform_device *pdev)
if ((mmc_slot(host).card_detect_irq)) {
ret = request_irq(mmc_slot(host).card_detect_irq,
omap_hsmmc_cd_handler,
- IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING
- | IRQF_DISABLED,
+ IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
mmc_hostname(mmc), host);
if (ret) {
dev_dbg(mmc_dev(host->mmc),