net: ipa: support COMPILE_TEST

Arrange for the IPA driver to be built when COMPILE_TEST is enabled.

Update the help text to reflect that we support two Qualcomm SoCs.
Suggested-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Alex Elder <elder@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ipa/Kconfig

 config QCOM_IPA
 	tristate "Qualcomm IPA support"
-	depends on ARCH_QCOM && 64BIT && NET
-	depends on QCOM_Q6V5_MSS
+	depends on 64BIT && NET
+	depends on ARCH_QCOM || COMPILE_TEST
+	depends on QCOM_RPROC_COMMON || (QCOM_RPROC_COMMON=n && COMPILE_TEST)
+	select QCOM_MDT_LOADER if ARCH_QCOM
 	select QCOM_QMI_HELPERS
-	select QCOM_MDT_LOADER
 	help
 	  Choose Y or M here to include support for the Qualcomm
 	  IP Accelerator (IPA), a hardware block present in some
@@ -11,7 +12,8 @@ config QCOM_IPA
 	  that is capable of generic hardware handling of IP packets,
 	  including routing, filtering, and NAT.  Currently the IPA
 	  driver supports only basic transport of network traffic
-	  between the AP and modem, on the Qualcomm SDM845 SoC.
+	  between the AP and modem, on the Qualcomm SDM845 and SC7180
+	  SoCs.
 
 	  Note that if selected, the selection type must match that
 	  of QCOM_Q6V5_COMMON (Y or M).