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..e8ff12396680 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),