Commit 730ce397 authored by John Keeping's avatar John Keeping Committed by Marcel Holtmann

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: default avatarJohn Keeping <john@metanate.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent dab6b5da
...@@ -146,13 +146,13 @@ static bool bcm_device_exists(struct bcm_device *device) ...@@ -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) static int bcm_gpio_set_power(struct bcm_device *dev, bool powered)
{ {
if (powered && !IS_ERR(dev->clk) && !dev->clk_enabled) 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->shutdown, powered);
gpiod_set_value(dev->device_wakeup, powered); gpiod_set_value(dev->device_wakeup, powered);
if (!powered && !IS_ERR(dev->clk) && dev->clk_enabled) if (!powered && !IS_ERR(dev->clk) && dev->clk_enabled)
clk_disable(dev->clk); clk_disable_unprepare(dev->clk);
dev->clk_enabled = powered; dev->clk_enabled = powered;
......
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