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authorDavid S. Miller <davem@davemloft.net>2010-05-18 23:01:55 -0700
committerDavid S. Miller <davem@davemloft.net>2010-05-18 23:01:55 -0700
commit2ec8c6bb5d8f3a62a79f463525054bae1e3d4487 (patch)
treefa7f8400ac685fb52e96f64997c7c682fc2aa021 /drivers/mfd/wm8350-core.c
parent7b39f90fabcf9e2af0cd79d0a60440d821e22b56 (diff)
parent537b60d17894b7c19a6060feae40299d7109d6e7 (diff)
downloadlinux-2ec8c6bb5d8f3a62a79f463525054bae1e3d4487.tar.bz2
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts: include/linux/mod_devicetable.h scripts/mod/file2alias.c
Diffstat (limited to 'drivers/mfd/wm8350-core.c')
-rw-r--r--drivers/mfd/wm8350-core.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c
index e400a3bed063..b5807484b4c9 100644
--- a/drivers/mfd/wm8350-core.c
+++ b/drivers/mfd/wm8350-core.c
@@ -363,6 +363,10 @@ int wm8350_read_auxadc(struct wm8350 *wm8350, int channel, int scale, int vref)
reg |= 1 << channel | WM8350_AUXADC_POLL;
wm8350_reg_write(wm8350, WM8350_DIGITISER_CONTROL_1, reg);
+ /* If a late IRQ left the completion signalled then consume
+ * the completion. */
+ try_wait_for_completion(&wm8350->auxadc_done);
+
/* We ignore the result of the completion and just check for a
* conversion result, allowing us to soldier on if the IRQ
* infrastructure is not set up for the chip. */