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authorJohn Keeping <john@metanate.com>2017-03-15 12:20:05 +0000
committerMarcel Holtmann <marcel@holtmann.org>2017-04-12 22:02:36 +0200
commit730ce397cd38e1cce257a44493b6c90edf102824 (patch)
tree41bf2157f8aaea35f143d7713a195f9713292fd8 /drivers/bluetooth/hci_bcm.c
parentdab6b5daeeb3e70bfb2ed2d6d6f02dd387e3b338 (diff)
downloadlinux-730ce397cd38e1cce257a44493b6c90edf102824.tar.bz2
Bluetooth: hci_bcm: Fix clock (un)prepare
The hci_bcm driver currently does not prepare/unprepare the clock and goes directly to enable, but as the documentation for clk_enable says, clk_prepare must be called before clk_enable. Signed-off-by: John Keeping <john@metanate.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/bluetooth/hci_bcm.c')
-rw-r--r--drivers/bluetooth/hci_bcm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 5262a2077d7a..c7d3c6842bcf 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -146,13 +146,13 @@ static bool bcm_device_exists(struct bcm_device *device)
static int bcm_gpio_set_power(struct bcm_device *dev, bool powered)
{
if (powered && !IS_ERR(dev->clk) && !dev->clk_enabled)
- clk_enable(dev->clk);
+ clk_prepare_enable(dev->clk);
gpiod_set_value(dev->shutdown, powered);
gpiod_set_value(dev->device_wakeup, powered);
if (!powered && !IS_ERR(dev->clk) && dev->clk_enabled)
- clk_disable(dev->clk);
+ clk_disable_unprepare(dev->clk);
dev->clk_enabled = powered;