11  *           NOTE of the IDT 89HPESx SMBus-slave interface driver
13  * IDT PCIe-switches. IDT provides a simple SMBus interface to perform IO-
15  * SMBus of switches. Using that interface this the driver creates a simple
20  *    Additionally IDT 89HPESx SMBus interface has an ability to write/read
55 #define IDT_89HPESX_DESC	"IDT 89HPESx SMBus-slave interface driver"
75  * @smb_write:	SMBus write method
76  * @smb_read:	SMBus read method
77  * @smb_mtx:	SMBus mutex
107  * @ccode:	SMBus command code
144  * SMBus command code macros
230  * @idt_smb_safe:	Generate a retry loop on corresponding SMBus method
248  * idt_smb_write_byte() - SMBus write method when I2C_SMBUS_BYTE_DATA operation
280  * idt_smb_read_byte() - SMBus read method when I2C_SMBUS_BYTE_DATA operation
313  * idt_smb_write_word() - SMBus write method when I2C_SMBUS_BYTE_DATA and
362  * idt_smb_read_word() - SMBus read method when I2C_SMBUS_BYTE_DATA and
413  * idt_smb_write_block() - SMBus write method when I2C_SMBUS_BLOCK_DATA
436  * idt_smb_read_block() - SMBus read method when I2C_SMBUS_BLOCK_DATA
463  * idt_smb_write_i2c_block() - SMBus write method when I2C_SMBUS_I2C_BLOCK_DATA
468  * NOTE It's usual SMBus write block operation, except the actual data length is
493  * idt_smb_read_i2c_block() - SMBus read method when I2C_SMBUS_I2C_BLOCK_DATA
498  * NOTE It's usual SMBus read block operation, except the actual data length is
547 	/* Initialize SMBus sequence fields */  in idt_eeprom_read_byte()
620 	/* Initialize SMBus sequence fields */  in idt_eeprom_write()
626 		/* Lock IDT SMBus device */  in idt_eeprom_write()
660 		/* Unlock IDT SMBus device */  in idt_eeprom_write()
685 		/* Lock IDT SMBus device */  in idt_eeprom_read()
691 		/* Unlock IDT SMBus device */  in idt_eeprom_read()
721 	/* Initialize SMBus sequence fields */  in idt_csr_write()
725 	/* Lock IDT SMBus device */  in idt_csr_write()
766 	/* Unlock IDT SMBus device */  in idt_csr_write()
786 	/* Initialize SMBus sequence fields */  in idt_csr_read()
790 	/* Lock IDT SMBus device */  in idt_csr_read()
823 	/* Unlock IDT SMBus device */  in idt_csr_read()
1172  * idt_set_smbus_ops() - set supported SMBus operations
1174  * Return status of smbus check operations
1185 		dev_dbg(dev, "SMBus block-read op chosen");  in idt_set_smbus_ops()
1189 		dev_dbg(dev, "SMBus i2c-block-read op chosen");  in idt_set_smbus_ops()
1195 		dev_warn(dev, "Use slow word/byte SMBus read ops");  in idt_set_smbus_ops()
1199 		dev_warn(dev, "Use slow byte SMBus read op");  in idt_set_smbus_ops()
1200 	} else /* no supported smbus read operations */ {  in idt_set_smbus_ops()
1201 		dev_err(dev, "No supported SMBus read op");  in idt_set_smbus_ops()
1209 		dev_dbg(dev, "SMBus block-write op chosen");  in idt_set_smbus_ops()
1213 		dev_dbg(dev, "SMBus i2c-block-write op chosen");  in idt_set_smbus_ops()
1219 		dev_warn(dev, "Use slow word/byte SMBus write op");  in idt_set_smbus_ops()
1223 		dev_warn(dev, "Use slow byte SMBus write op");  in idt_set_smbus_ops()
1224 	} else /* no supported smbus write operations */ {  in idt_set_smbus_ops()
1225 		dev_err(dev, "No supported SMBus write op");  in idt_set_smbus_ops()
1229 	/* Initialize IDT SMBus slave interface mutex */  in idt_set_smbus_ops()
1335 	/* Set SMBus operations */  in idt_probe()
1423 	/* { "89hpes3t3" }, // No SMBus-slave iface */
1426 	/* { "89hpes4t4" }, // No SMBus-slave iface */