iwlwifi: allow selecting only MVM driver

Now that we have two drivers (DVM and MVM) stop selecting
the DVM one (but make it default) and allow enabling only
the MVM driver if so desired. Add a warning for the case
of having neither DVM nor MVM enabled -- that's useless.

Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/drivers/net/wireless/iwlwifi/Kconfig b/drivers/net/wireless/iwlwifi/Kconfig
index ba319cb..615ed10 100644 (file)
--- a/drivers/net/wireless/iwlwifi/Kconfig
+++ b/drivers/net/wireless/iwlwifi/Kconfig
@@ -6,7 +6,6 @@ config IWLWIFI
        select LEDS_CLASS
        select LEDS_TRIGGERS
        select MAC80211_LEDS
-       select IWLDVM
        ---help---
          Select to build the driver supporting the:
 
@@ -45,6 +44,7 @@ config IWLWIFI
 config IWLDVM
        tristate "Intel Wireless WiFi DVM Firmware support"
        depends on IWLWIFI
+       default IWLWIFI
        help
          This is the driver supporting the DVM firmware which is
          currently the only firmware available for existing devices.
@@ -58,6 +58,9 @@ config IWLMVM
 
          Say yes if you have such a device.
 
+comment "WARNING: iwlwifi is useless without IWLDVM or IWLMVM"
+       depends on IWLWIFI && IWLDVM=n && IWLMVM=n
+
 menu "Debugging Options"
        depends on IWLWIFI