Remove GENERIC_HARDIRQ config option

After the last architecture switched to generic hard irqs the config
options HAVE_GENERIC_HARDIRQS & GENERIC_HARDIRQS and the related code
for !CONFIG_GENERIC_HARDIRQS can be removed.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

drivers/i2c/Kconfig

@@ -75,7 +75,6 @@ config I2C_HELPER_AUTO
 
 config I2C_SMBUS
 	tristate "SMBus-specific protocols" if !I2C_HELPER_AUTO
-	depends on GENERIC_HARDIRQS
 	help
 	  Say Y here if you want support for SMBus extensions to the I2C
 	  specification. At the moment, the only supported extension is

drivers/i2c/busses/Kconfig

@@ -115,7 +115,7 @@ config I2C_I801
 
 config I2C_ISCH
 	tristate "Intel SCH SMBus 1.0"
-	depends on PCI && GENERIC_HARDIRQS
+	depends on PCI
 	select LPC_SCH
 	help
 	  Say Y here if you want to use SMBus controller on the Intel SCH
@@ -546,7 +546,6 @@ config I2C_NUC900
 
 config I2C_OCORES
 	tristate "OpenCores I2C Controller"
-	depends on GENERIC_HARDIRQS
 	help
 	  If you say yes to this option, support will be included for the
 	  OpenCores I2C controller. For details see
@@ -791,7 +790,7 @@ config I2C_DIOLAN_U2C
 
 config I2C_PARPORT
 	tristate "Parallel port adapter"
-	depends on PARPORT && GENERIC_HARDIRQS
+	depends on PARPORT
 	select I2C_ALGOBIT
 	select I2C_SMBUS
 	help
@@ -816,7 +815,6 @@ config I2C_PARPORT
 
 config I2C_PARPORT_LIGHT
 	tristate "Parallel port adapter (light)"
-	depends on GENERIC_HARDIRQS
 	select I2C_ALGOBIT
 	select I2C_SMBUS
 	help