Merge branch 'sh/stable-updates'

84 files changed, 911 insertions, 549 deletions

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 873e594860d..9291614ac6b 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -337,6 +337,9 @@ static int cciss_seq_show(struct seq_file *seq, void *v)
 	if (*pos > h->highest_lun)
 		return 0;
 
+	if (drv == NULL) /* it's possible for h->drv[] to have holes. */
+		return 0;
+
 	if (drv->heads == 0)
 		return 0;
 
diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c
index f36defa3776..57d965b7f52 100644
--- a/drivers/bluetooth/btmrvl_sdio.c
+++ b/drivers/bluetooth/btmrvl_sdio.c
@@ -808,6 +808,7 @@ static int btmrvl_sdio_host_to_card(struct btmrvl_private *priv,
 
 exit:
 	sdio_release_host(card->func);
+	kfree(tmpbuf);
 
 	return ret;
 }
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 34cf04e2179..fd50ead59c7 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -767,16 +767,19 @@ int __init agp_amd64_init(void)
 
 static int __init agp_amd64_mod_init(void)
 {
+#ifndef MODULE
 	if (gart_iommu_aperture)
 		return agp_bridges_found ? 0 : -ENODEV;
-
+#endif
 	return agp_amd64_init();
 }
 
 static void __exit agp_amd64_cleanup(void)
 {
+#ifndef MODULE
 	if (gart_iommu_aperture)
 		return;
+#endif
 	if (aperture_resource)
 		release_resource(aperture_resource);
 	pci_unregister_driver(&agp_amd64_pci_driver);
diff --git a/drivers/char/tpm/tpm_infineon.c b/drivers/char/tpm/tpm_infineon.c
index ecba4942fc8..f58440791e6 100644
--- a/drivers/char/tpm/tpm_infineon.c
+++ b/drivers/char/tpm/tpm_infineon.c
@@ -39,12 +39,12 @@
 struct tpm_inf_dev {
 	int iotype;
 
-	void __iomem *mem_base;		/* MMIO ioremap'd addr */
-	unsigned long map_base;		/* phys MMIO base */
-	unsigned long map_size;		/* MMIO region size */
-	unsigned int index_off;		/* index register offset */
+	void __iomem *mem_base;	/* MMIO ioremap'd addr */
+	unsigned long map_base;	/* phys MMIO base */
+	unsigned long map_size;	/* MMIO region size */
+	unsigned int index_off;	/* index register offset */
 
-	unsigned int data_regs;		/* Data registers */
+	unsigned int data_regs;	/* Data registers */
 	unsigned int data_size;
 
 	unsigned int config_port;	/* IO Port config index reg */
@@ -406,14 +406,14 @@ static const struct tpm_vendor_specific tpm_inf = {
 	.miscdev = {.fops = &inf_ops,},
 };
 
-static const struct pnp_device_id tpm_pnp_tbl[] = {
+static const struct pnp_device_id tpm_inf_pnp_tbl[] = {
 	/* Infineon TPMs */
 	{"IFX0101", 0},
 	{"IFX0102", 0},
 	{"", 0}
 };
 
-MODULE_DEVICE_TABLE(pnp, tpm_pnp_tbl);
+MODULE_DEVICE_TABLE(pnp, tpm_inf_pnp_tbl);
 
 static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
 				       const struct pnp_device_id *dev_id)
@@ -430,7 +430,7 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
 	if (pnp_port_valid(dev, 0) && pnp_port_valid(dev, 1) &&
 	    !(pnp_port_flags(dev, 0) & IORESOURCE_DISABLED)) {
 
-	    	tpm_dev.iotype = TPM_INF_IO_PORT;
+		tpm_dev.iotype = TPM_INF_IO_PORT;
 
 		tpm_dev.config_port = pnp_port_start(dev, 0);
 		tpm_dev.config_size = pnp_port_len(dev, 0);
@@ -459,9 +459,9 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
 			goto err_last;
 		}
 	} else if (pnp_mem_valid(dev, 0) &&
-	           !(pnp_mem_flags(dev, 0) & IORESOURCE_DISABLED)) {
+		   !(pnp_mem_flags(dev, 0) & IORESOURCE_DISABLED)) {
 
-	    	tpm_dev.iotype = TPM_INF_IO_MEM;
+		tpm_dev.iotype = TPM_INF_IO_MEM;
 
 		tpm_dev.map_base = pnp_mem_start(dev, 0);
 		tpm_dev.map_size = pnp_mem_len(dev, 0);
@@ -563,11 +563,11 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
 			 "product id 0x%02x%02x"
 			 "%s\n",
 			 tpm_dev.iotype == TPM_INF_IO_PORT ?
-				tpm_dev.config_port :
-				tpm_dev.map_base + tpm_dev.index_off,
+			 tpm_dev.config_port :
+			 tpm_dev.map_base + tpm_dev.index_off,
 			 tpm_dev.iotype == TPM_INF_IO_PORT ?
-				tpm_dev.data_regs :
-				tpm_dev.map_base + tpm_dev.data_regs,
+			 tpm_dev.data_regs :
+			 tpm_dev.map_base + tpm_dev.data_regs,
 			 version[0], version[1],
 			 vendorid[0], vendorid[1],
 			 productid[0], productid[1], chipname);
@@ -607,20 +607,55 @@ static __devexit void tpm_inf_pnp_remove(struct pnp_dev *dev)
 			iounmap(tpm_dev.mem_base);
 			release_mem_region(tpm_dev.map_base, tpm_dev.map_size);
 		}
+		tpm_dev_vendor_release(chip);
 		tpm_remove_hardware(chip->dev);
 	}
 }
 
+static int tpm_inf_pnp_suspend(struct pnp_dev *dev, pm_message_t pm_state)
+{
+	struct tpm_chip *chip = pnp_get_drvdata(dev);
+	int rc;
+	if (chip) {
+		u8 savestate[] = {
+			0, 193,	/* TPM_TAG_RQU_COMMAND */
+			0, 0, 0, 10,	/* blob length (in bytes) */
+			0, 0, 0, 152	/* TPM_ORD_SaveState */
+		};
+		dev_info(&dev->dev, "saving TPM state\n");
+		rc = tpm_inf_send(chip, savestate, sizeof(savestate));
+		if (rc < 0) {
+			dev_err(&dev->dev, "error while saving TPM state\n");
+			return rc;
+		}
+	}
+	return 0;
+}
+
+static int tpm_inf_pnp_resume(struct pnp_dev *dev)
+{
+	/* Re-configure TPM after suspending */
+	tpm_config_out(ENABLE_REGISTER_PAIR, TPM_INF_ADDR);
+	tpm_config_out(IOLIMH, TPM_INF_ADDR);
+	tpm_config_out((tpm_dev.data_regs >> 8) & 0xff, TPM_INF_DATA);
+	tpm_config_out(IOLIML, TPM_INF_ADDR);
+	tpm_config_out((tpm_dev.data_regs & 0xff), TPM_INF_DATA);
+	/* activate register */
+	tpm_config_out(TPM_DAR, TPM_INF_ADDR);
+	tpm_config_out(0x01, TPM_INF_DATA);
+	tpm_config_out(DISABLE_REGISTER_PAIR, TPM_INF_ADDR);
+	/* disable RESET, LP and IRQC */
+	tpm_data_out(RESET_LP_IRQC_DISABLE, CMD);
+	return tpm_pm_resume(&dev->dev);
+}
+
 static struct pnp_driver tpm_inf_pnp_driver = {
 	.name = "tpm_inf_pnp",
-	.driver = {
-		.owner = THIS_MODULE,
-		.suspend = tpm_pm_suspend,
-		.resume = tpm_pm_resume,
-	},
-	.id_table = tpm_pnp_tbl,
+	.id_table = tpm_inf_pnp_tbl,
 	.probe = tpm_inf_pnp_probe,
-	.remove = __devexit_p(tpm_inf_pnp_remove),
+	.suspend = tpm_inf_pnp_suspend,
+	.resume = tpm_inf_pnp_resume,
+	.remove = __devexit_p(tpm_inf_pnp_remove)
 };
 
 static int __init init_inf(void)
@@ -638,5 +673,5 @@ module_exit(cleanup_inf);
 
 MODULE_AUTHOR("Marcel Selhorst <m.selhorst@sirrix.com>");
 MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT 1.1 / SLB 9635 TT 1.2");
-MODULE_VERSION("1.9");
+MODULE_VERSION("1.9.2");
 MODULE_LICENSE("GPL");
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 4b34ade2332..bd444dc93cf 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -554,6 +554,9 @@ static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info)
 				(dbs_tuners_ins.up_threshold -
 				 dbs_tuners_ins.down_differential);
 
+		if (freq_next < policy->min)
+			freq_next = policy->min;
+
 		if (!dbs_tuners_ins.powersave_bias) {
 			__cpufreq_driver_target(policy, freq_next,
 					CPUFREQ_RELATION_L);
diff --git a/drivers/dma/coh901318.c b/drivers/dma/coh901318.c
index b5f2ee0f8e2..64a937262a4 100644
--- a/drivers/dma/coh901318.c
+++ b/drivers/dma/coh901318.c
@@ -613,8 +613,6 @@ static void dma_tasklet(unsigned long data)
 	cohd_fin->pending_irqs--;
 	cohc->completed = cohd_fin->desc.cookie;
 
-	BUG_ON(cohc->nbr_active_done && cohd_fin == NULL);
-
 	if (cohc->nbr_active_done == 0)
 		return;
 
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index 6f51a0a7a8b..e7a3230fb7d 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -826,6 +826,7 @@ void dma_async_device_unregister(struct dma_device *device)
 		chan->dev->chan = NULL;
 		mutex_unlock(&dma_list_mutex);
 		device_unregister(&chan->dev->device);
+		free_percpu(chan->local);
 	}
 }
 EXPORT_SYMBOL(dma_async_device_unregister);
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index 8b905161fbf..948d563941c 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -467,7 +467,7 @@ err_srcs:
 
 	if (iterations > 0)
 		while (!kthread_should_stop()) {
-			DECLARE_WAIT_QUEUE_HEAD(wait_dmatest_exit);
+			DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wait_dmatest_exit);
 			interruptible_sleep_on(&wait_dmatest_exit);
 		}
 
diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c
index 5f7a500e18d..5cc37afe2bc 100644
--- a/drivers/dma/ioat/dma_v2.c
+++ b/drivers/dma/ioat/dma_v2.c
@@ -249,7 +249,7 @@ int ioat2_quiesce(struct ioat_chan_common *chan, unsigned long tmo)
 	if (is_ioat_active(status) || is_ioat_idle(status))
 		ioat_suspend(chan);
 	while (is_ioat_active(status) || is_ioat_idle(status)) {
-		if (end && time_after(jiffies, end)) {
+		if (tmo && time_after(jiffies, end)) {
 			err = -ETIMEDOUT;
 			break;
 		}
diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c
index 9a5bc1a7389..e80bae1673f 100644
--- a/drivers/dma/ipu/ipu_idmac.c
+++ b/drivers/dma/ipu/ipu_idmac.c
@@ -761,12 +761,10 @@ static void ipu_select_buffer(enum ipu_channel channel, int buffer_n)
  * @buffer_n:	buffer number to update.
  *		0 or 1 are the only valid values.
  * @phyaddr:	buffer physical address.
- * @return:	Returns 0 on success or negative error code on failure. This
- *              function will fail if the buffer is set to ready.
  */
 /* Called under spin_lock(_irqsave)(&ichan->lock) */
-static int ipu_update_channel_buffer(struct idmac_channel *ichan,
-				     int buffer_n, dma_addr_t phyaddr)
+static void ipu_update_channel_buffer(struct idmac_channel *ichan,
+				      int buffer_n, dma_addr_t phyaddr)
 {
 	enum ipu_channel channel = ichan->dma_chan.chan_id;
 	uint32_t reg;
@@ -806,8 +804,6 @@ static int ipu_update_channel_buffer(struct idmac_channel *ichan,
 	}
 
 	spin_unlock_irqrestore(&ipu_data.lock, flags);
-
-	return 0;
 }
 
 /* Called under spin_lock_irqsave(&ichan->lock) */
@@ -816,7 +812,6 @@ static int ipu_submit_buffer(struct idmac_channel *ichan,
 {
 	unsigned int chan_id = ichan->dma_chan.chan_id;
 	struct device *dev = &ichan->dma_chan.dev->device;
-	int ret;
 
 	if (async_tx_test_ack(&desc->txd))
 		return -EINTR;
@@ -827,14 +822,7 @@ static int ipu_submit_buffer(struct idmac_channel *ichan,
 	 * could make it conditional on status >= IPU_CHANNEL_ENABLED, but
 	 * doing it again shouldn't hurt either.
 	 */
-	ret = ipu_update_channel_buffer(ichan, buf_idx,
-					sg_dma_address(sg));
-
-	if (ret < 0) {
-		dev_err(dev, "Updating sg %p on channel 0x%x buffer %d failed!\n",
-			sg, chan_id, buf_idx);
-		return ret;
-	}
+	ipu_update_channel_buffer(ichan, buf_idx, sg_dma_address(sg));
 
 	ipu_select_buffer(chan_id, buf_idx);
 	dev_dbg(dev, "Updated sg %p on channel 0x%x buffer %d\n",
@@ -1379,10 +1367,11 @@ static irqreturn_t idmac_interrupt(int irq, void *dev_id)
 
 	if (likely(sgnew) &&
 	    ipu_submit_buffer(ichan, descnew, sgnew, ichan->active_buffer) < 0) {
-		callback = desc->txd.callback;
-		callback_param = desc->txd.callback_param;
+		callback = descnew->txd.callback;
+		callback_param = descnew->txd.callback_param;
 		spin_unlock(&ichan->lock);
-		callback(callback_param);
+		if (callback)
+			callback(callback_param);
 		spin_lock(&ichan->lock);
 	}
 
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 000dc67b85b..3391e6739d0 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -2658,10 +2658,11 @@ static void amd64_restore_ecc_error_reporting(struct amd64_pvt *pvt)
  * the memory system completely. A command line option allows to force-enable
  * hardware ECC later in amd64_enable_ecc_error_reporting().
  */
-static const char *ecc_warning =
-	"WARNING: ECC is disabled by BIOS. Module will NOT be loaded.\n"
-	" Either Enable ECC in the BIOS, or set 'ecc_enable_override'.\n"
-	" Also, use of the override can cause unknown side effects.\n";
+static const char *ecc_msg =
+	"ECC disabled in the BIOS or no ECC capability, module will not load.\n"
+	" Either enable ECC checking or force module loading by setting "
+	"'ecc_enable_override'.\n"
+	" (Note that use of the override may cause unknown side effects.)\n";
 
 static int amd64_check_ecc_enabled(struct amd64_pvt *pvt)
 {
@@ -2673,7 +2674,7 @@ static int amd64_check_ecc_enabled(struct amd64_pvt *pvt)
 
 	ecc_enabled = !!(value & K8_NBCFG_ECC_ENABLE);
 	if (!ecc_enabled)
-		amd64_printk(KERN_WARNING, "This node reports that Memory ECC "
+		amd64_printk(KERN_NOTICE, "This node reports that Memory ECC "
 			     "is currently disabled, set F3x%x[22] (%s).\n",
 			     K8_NBCFG, pci_name(pvt->misc_f3_ctl));
 	else
@@ -2681,13 +2682,13 @@ static int amd64_check_ecc_enabled(struct amd64_pvt *pvt)