summaryrefslogtreecommitdiffstats
path: root/include
diff options
context:
space:
mode:
authorPhilip Rakity <prakity@marvell.com>2012-05-27 18:36:33 -0700
committerChris Ball <cjb@laptop.org>2012-07-21 00:02:23 -0400
commit0aa6770000bafa65c17cf44b6619d328d4fc79b3 (patch)
tree58ac3bff5d06e706ad38f9ccc8acb39b02301938 /include
parentbad37e1ac6b1a73ed30702b24a45c27c4f53aada (diff)
downloadlinux-0aa6770000bafa65c17cf44b6619d328d4fc79b3.tar.bz2
mmc: sdhci: only set 200mA support for 1.8v if 200mA is available
max_current_caps can return 0 if not available from the sd controller. If no regulator is present or the regulator specifies a current less then 200ma, we no longer still set the 200mA caps bit anyway. Signed-off-by: Philip Rakity <prakity@marvell.com> Reviewed-by: Aaron Lu <aaron_lu@amd.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mmc/card.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index d76513b5b263..111aca5e97f3 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -149,6 +149,7 @@ struct sd_switch_caps {
#define SD_SET_CURRENT_LIMIT_400 1
#define SD_SET_CURRENT_LIMIT_600 2
#define SD_SET_CURRENT_LIMIT_800 3
+#define SD_SET_CURRENT_NO_CHANGE (-1)
#define SD_MAX_CURRENT_200 (1 << SD_SET_CURRENT_LIMIT_200)
#define SD_MAX_CURRENT_400 (1 << SD_SET_CURRENT_LIMIT_400)