Thread (3 messages) 3 messages, 2 authors, 2019-02-13

Re: linux-next: Tree for Feb 12 (chrome/wilco_ec/)

From: Randy Dunlap <hidden>
Date: 2019-02-13 00:13:59
Also in: lkml

Possibly related (same subject, not in this thread)

On 2/12/19 3:49 PM, Nick Crews wrote:
quoted hunk
OK, here is the patch to fix this problem. We had the dependency backwards.

Should I re-send out the entire patch series to the LKML with this fix in it?

diff --git a/drivers/platform/chrome/Kconfig b/drivers/platform/chrome/Kconfig
index 462eb9dfa4f2..b69561050868 100644
--- a/drivers/platform/chrome/Kconfig
+++ b/drivers/platform/chrome/Kconfig
@@ -95,7 +95,7 @@ config CROS_EC_LPC
 
 config CROS_EC_LPC_MEC
        bool "ChromeOS Embedded Controller LPC Microchip EC (MEC) variant"
-       depends on CROS_EC_LPC || WILCO_EC
+       depends on CROS_EC_LPC
        default n
        help
          If you say Y here, a variant LPC protocol for the Microchip EC
diff --git a/drivers/platform/chrome/wilco_ec/Kconfig b/drivers/platform/chrome/wilco_ec/Kconfig
index d8e2cddb4712..6ea2d3f64ce5 100644
--- a/drivers/platform/chrome/wilco_ec/Kconfig
+++ b/drivers/platform/chrome/wilco_ec/Kconfig
@@ -1,6 +1,6 @@
 config WILCO_EC
        tristate "ChromeOS Wilco Embedded Controller"
-       depends on ACPI && X86
+       depends on ACPI && X86 && CROS_EC_LPC_MEC
        select CROS_EC_LPC_MEC
        help
          If you say Y here, you get support for talking to the ChromeOS
Nick,

Did you test this?

When I apply the patch (by hand, since it was whitespace-mangled/damaged),
I get this:

rdunlap@midway:linux-next-20190212> make ARCH=x86_64 O=X64 oldconfig
make[1]: Entering directory '/home/rdunlap/lnx/next/linux-next-20190212/X64'
  GEN     Makefile
scripts/kconfig/conf  --oldconfig Kconfig
drivers/platform/chrome/Kconfig:84:error: recursive dependency detected!
drivers/platform/chrome/Kconfig:84:	symbol CROS_EC_LPC_MEC is selected by WILCO_EC
drivers/platform/chrome/wilco_ec/Kconfig:1:	symbol WILCO_EC depends on CROS_EC_LPC_MEC
For a resolution refer to Documentation/kbuild/kconfig-language.txt
subsection "Kconfig recursive dependency limitations"




-- 
~Randy
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