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Diffstat (limited to 'drivers/i2c/busses')
-rw-r--r--drivers/i2c/busses/i2c-i801.c6
-rw-r--r--drivers/i2c/busses/i2c-ibm_iic.c1
-rw-r--r--drivers/i2c/busses/i2c-isa.c10
-rw-r--r--drivers/i2c/busses/i2c-mv64xxx.c33
-rw-r--r--drivers/i2c/busses/i2c-nforce2.c2
-rw-r--r--drivers/i2c/busses/i2c-parport.h12
6 files changed, 34 insertions, 30 deletions
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index ac3eafa8aac0..1c752ddc10e2 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -468,8 +468,7 @@ static s32 i801_access(struct i2c_adapter * adap, u16 addr,
 		return -1;
 	}
 
-	if (hwpec)
-		outb_p(1, SMBAUXCTL);	/* enable hardware PEC */
+	outb_p(hwpec, SMBAUXCTL);	/* enable/disable hardware PEC */
 
 	if(block)
 		ret = i801_block_transaction(data, read_write, size, hwpec);
@@ -478,9 +477,6 @@ static s32 i801_access(struct i2c_adapter * adap, u16 addr,
 		ret = i801_transaction();
 	}
 
-	if (hwpec)
-		outb_p(0, SMBAUXCTL);	/* disable hardware PEC */
-
 	if(block)
 		return ret;
 	if(ret)
diff --git a/drivers/i2c/busses/i2c-ibm_iic.c b/drivers/i2c/busses/i2c-ibm_iic.c
index 1a587253d716..87fae937e666 100644
--- a/drivers/i2c/busses/i2c-ibm_iic.c
+++ b/drivers/i2c/busses/i2c-ibm_iic.c
@@ -725,6 +725,7 @@ static int __devinit iic_probe(struct ocp_device *ocp){
 	strcpy(adap->name, "IBM IIC");
 	i2c_set_adapdata(adap, dev);
 	adap->id = I2C_HW_OCP;
+	adap->class = I2C_CLASS_HWMON;
 	adap->algo = &iic_algo;
 	adap->client_register = NULL;
 	adap->client_unregister = NULL;
diff --git a/drivers/i2c/busses/i2c-isa.c b/drivers/i2c/busses/i2c-isa.c
index 03672c9ca409..9f2ffef4d812 100644
--- a/drivers/i2c/busses/i2c-isa.c
+++ b/drivers/i2c/busses/i2c-isa.c
@@ -92,15 +92,13 @@ int i2c_isa_add_driver(struct i2c_driver *driver)
 	int res;
 
 	/* Add the driver to the list of i2c drivers in the driver core */
-	driver->driver.name = driver->name;
-	driver->driver.owner = driver->owner;
 	driver->driver.bus = &i2c_bus_type;
 	driver->driver.probe = i2c_isa_device_probe;
 	driver->driver.remove = i2c_isa_device_remove;
 	res = driver_register(&driver->driver);
 	if (res)
 		return res;
-	dev_dbg(&isa_adapter.dev, "Driver %s registered\n", driver->name);
+	dev_dbg(&isa_adapter.dev, "Driver %s registered\n", driver->driver.name);
 
 	/* Now look for clients */
 	driver->attach_adapter(&isa_adapter);
@@ -124,14 +122,14 @@ int i2c_isa_del_driver(struct i2c_driver *driver)
 		if ((res = driver->detach_client(client))) {
 			dev_err(&isa_adapter.dev, "Failed, driver "
 				"%s not unregistered!\n",
-				driver->name);
+				driver->driver.name);
 			return res;
 		}
 	}
 
 	/* Get the driver off the core list */
 	driver_unregister(&driver->driver);
-	dev_dbg(&isa_adapter.dev, "Driver %s unregistered\n", driver->name);
+	dev_dbg(&isa_adapter.dev, "Driver %s unregistered\n", driver->driver.name);
 
 	return 0;
 }
@@ -176,7 +174,7 @@ static void __exit i2c_isa_exit(void)
 	list_for_each_safe(item, _n, &isa_adapter.clients) {
 		client = list_entry(item, struct i2c_client, list);
 		dev_err(&isa_adapter.dev, "Driver %s still has an active "
-			"ISA client at 0x%x\n", client->driver->name,
+			"ISA client at 0x%x\n", client->driver->driver.name,
 			client->addr);
 	}
 	if (client != NULL)
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index 81031eb51056..22781d84f79f 100644
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -1,6 +1,4 @@
 /*
- * drivers/i2c/busses/i2c-mv64xxx.c
- * 
  * Driver for the i2c controller on the Marvell line of host bridges for MIPS
  * and PPC (e.g, gt642[46]0, mv643[46]0, mv644[46]0).
  *
@@ -65,7 +63,6 @@ enum {
 	MV64XXX_I2C_STATE_WAITING_FOR_ADDR_2_ACK,
 	MV64XXX_I2C_STATE_WAITING_FOR_SLAVE_ACK,
 	MV64XXX_I2C_STATE_WAITING_FOR_SLAVE_DATA,
-	MV64XXX_I2C_STATE_ABORTING,
 };
 
 /* Driver actions */
@@ -85,6 +82,7 @@ struct mv64xxx_i2c_data {
 	int			irq;
 	u32			state;
 	u32			action;
+	u32			aborting;
 	u32			cntl_bits;
 	void __iomem		*reg_base;
 	u32			reg_base_p;
@@ -122,12 +120,6 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status)
 		return;
 	}
 
-	if (drv_data->state == MV64XXX_I2C_STATE_ABORTING) {
-		drv_data->action = MV64XXX_I2C_ACTION_SEND_STOP;
-		drv_data->state = MV64XXX_I2C_STATE_IDLE;
-		return;
-	}
-
 	/* The status from the ctlr [mostly] tells us what to do next */
 	switch (status) {
 	/* Start condition interrupt */
@@ -148,14 +140,16 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status)
 		/* FALLTHRU */
 	case MV64XXX_I2C_STATUS_MAST_WR_ADDR_2_ACK: /* 0xd0 */
 	case MV64XXX_I2C_STATUS_MAST_WR_ACK: /* 0x28 */
-		if (drv_data->bytes_left > 0) {
+		if ((drv_data->bytes_left == 0)
+				|| (drv_data->aborting
+					&& (drv_data->byte_posn != 0))) {
+			drv_data->action = MV64XXX_I2C_ACTION_SEND_STOP;
+			drv_data->state = MV64XXX_I2C_STATE_IDLE;
+		} else {
 			drv_data->action = MV64XXX_I2C_ACTION_SEND_DATA;
 			drv_data->state =
 				MV64XXX_I2C_STATE_WAITING_FOR_SLAVE_ACK;
 			drv_data->bytes_left--;
-		} else {
-			drv_data->action = MV64XXX_I2C_ACTION_SEND_STOP;
-			drv_data->state = MV64XXX_I2C_STATE_IDLE;
 		}
 		break;
 
@@ -184,7 +178,7 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status)
 		}
 		drv_data->state = MV64XXX_I2C_STATE_WAITING_FOR_SLAVE_DATA;
 
-		if (drv_data->bytes_left == 1)
+		if ((drv_data->bytes_left == 1) || drv_data->aborting)
 			drv_data->cntl_bits &= ~MV64XXX_I2C_REG_CONTROL_ACK;
 		break;
 
@@ -320,6 +314,7 @@ mv64xxx_i2c_prepare_for_io(struct mv64xxx_i2c_data *drv_data,
 	drv_data->msg = msg;
 	drv_data->byte_posn = 0;
 	drv_data->bytes_left = msg->len;
+	drv_data->aborting = 0;
 	drv_data->rc = 0;
 	drv_data->cntl_bits = MV64XXX_I2C_REG_CONTROL_ACK |
 		MV64XXX_I2C_REG_CONTROL_INTEN | MV64XXX_I2C_REG_CONTROL_TWSIEN;
@@ -359,17 +354,19 @@ mv64xxx_i2c_wait_for_completion(struct mv64xxx_i2c_data *drv_data)
 	}
 
 	if (abort && drv_data->block) {
-		drv_data->state = MV64XXX_I2C_STATE_ABORTING;
+		drv_data->aborting = 1;
 		spin_unlock_irqrestore(&drv_data->lock, flags);
 
 		time_left = wait_event_timeout(drv_data->waitq,
 			!drv_data->block,
 			msecs_to_jiffies(drv_data->adapter.timeout));
 
-		if (time_left <= 0) {
+		if ((time_left <= 0) && drv_data->block) {
 			drv_data->state = MV64XXX_I2C_STATE_IDLE;
 			dev_err(&drv_data->adapter.dev,
-				"mv64xxx: I2C bus locked\n");
+				"mv64xxx: I2C bus locked, block: %d, "
+				"time_left: %d\n", drv_data->block,
+				(int)time_left);
 		}
 	} else
 		spin_unlock_irqrestore(&drv_data->lock, flags);
@@ -510,7 +507,7 @@ mv64xxx_i2c_probe(struct platform_device *pd)
 		goto exit_kfree;
 	}
 
-	strncpy(drv_data->adapter.name, MV64XXX_I2C_CTLR_NAME " adapter",
+	strlcpy(drv_data->adapter.name, MV64XXX_I2C_CTLR_NAME " adapter",
 		I2C_NAME_SIZE);
 
 	init_waitqueue_head(&drv_data->waitq);
diff --git a/drivers/i2c/busses/i2c-nforce2.c b/drivers/i2c/busses/i2c-nforce2.c
index 4d18e6e5f159..2d80eb26f688 100644
--- a/drivers/i2c/busses/i2c-nforce2.c
+++ b/drivers/i2c/busses/i2c-nforce2.c
@@ -30,6 +30,7 @@
     nForce3 Pro150 MCP		00D4
     nForce3 250Gb MCP		00E4
     nForce4 MCP			0052
+    nForce4 MCP-04		0034
 
     This driver supports the 2 SMBuses that are included in the MCP of the
     nForce2/3/4 chipsets.
@@ -257,6 +258,7 @@ static struct pci_device_id nforce2_ids[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE3_SMBUS) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE3S_SMBUS) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE4_SMBUS) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_SMBUS) },
 	{ 0 }
 };
 
diff --git a/drivers/i2c/busses/i2c-parport.h b/drivers/i2c/busses/i2c-parport.h
index f63a53779281..d702e5e0388d 100644
--- a/drivers/i2c/busses/i2c-parport.h
+++ b/drivers/i2c/busses/i2c-parport.h
@@ -80,6 +80,14 @@ static struct adapter_parm adapter_parm[] = {
 		.setscl	= { 0x01, DATA, 1 },
 		.getsda	= { 0x10, STAT, 1 },
 	},
+	/* type 6: Barco LPT->DVI (K5800236) adapter */
+	{
+		.setsda	= { 0x02, DATA, 1 },
+		.setscl	= { 0x01, DATA, 1 },
+		.getsda	= { 0x20, STAT, 0 },
+		.getscl	= { 0x40, STAT, 0 },
+		.init	= { 0xfc, DATA, 0 },
+	},
 };
 
 static int type;
@@ -91,4 +99,6 @@ MODULE_PARM_DESC(type,
 	" 2 = Velleman K8000 adapter\n"
 	" 3 = ELV adapter\n"
 	" 4 = ADM1032 evaluation board\n"
-	" 5 = ADM1025, ADM1030 and ADM1031 evaluation boards\n");
+	" 5 = ADM1025, ADM1030 and ADM1031 evaluation boards\n"
+	" 6 = Barco LPT->DVI (K5800236) adapter\n"
+);
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-09-25 07:30:41 +0000