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bus: NVIDIA Tegra ACONNECT changes for v4.9-rc1

Browse source 
This contains a patch that makes use of some symbols that were added in
 v4.8 and a second patch takes advantage to enable building the driver as
 a loadable module.
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Merge tag 'tegra-for-4.9-bus' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into next/drivers

Pull "bus: NVIDIA Tegra ACONNECT changes for v4.9-rc1" from Thierry Reding:

This contains a patch that makes use of some symbols that were added in
v4.8 and a second patch takes advantage to enable building the driver as
a loadable module.

* tag 'tegra-for-4.9-bus' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux:
  bus: tegra-aconnect: Use of_pm_clk_add_clk()
  bus: tegra-aconnect: Make symbol tristate
This commit is contained in:
Arnd Bergmann 2016-09-15 00:39:02 +02:00
commit 8cfc48bcc7
2 changed files with 3 additions and 25 deletions
Download patch file Download diff file Expand all files Collapse all files

6
drivers/bus/Kconfig
View file

@ -132,12 +132,8 @@ config SUNXI_RSB
with various RSB based devices, such as AXP223, AXP8XX PMICs,
and AC100/AC200 ICs.
# TODO: This uses pm_clk_*() symbols that aren't exported in v4.7 and hence
# the driver will fail to build as a module. However there are patches to
# address that queued for v4.8, so this can be turned into a tristate symbol
# after v4.8-rc1.
config TEGRA_ACONNECT
bool "Tegra ACONNECT Bus Driver"
tristate "Tegra ACONNECT Bus Driver"
depends on ARCH_TEGRA_210_SOC
depends on OF && PM
select PM_CLK

22
drivers/bus/tegra-aconnect.c
View file

@ -15,24 +15,6 @@
#include <linux/pm_clock.h>
#include <linux/pm_runtime.h>
static int tegra_aconnect_add_clock(struct device *dev, char *name)
{
struct clk *clk;
int ret;
clk = clk_get(dev, name);
if (IS_ERR(clk)) {
dev_err(dev, "%s clock not found\n", name);
return PTR_ERR(clk);
}
ret = pm_clk_add_clk(dev, clk);
if (ret)
clk_put(clk);
return ret;
}
static int tegra_aconnect_probe(struct platform_device *pdev)
{
int ret;
@ -44,11 +26,11 @@ static int tegra_aconnect_probe(struct platform_device *pdev)
if (ret)
return ret;
ret = tegra_aconnect_add_clock(&pdev->dev, "ape");
ret = of_pm_clk_add_clk(&pdev->dev, "ape");
if (ret)
goto clk_destroy;
ret = tegra_aconnect_add_clock(&pdev->dev, "apb2ape");
ret = of_pm_clk_add_clk(&pdev->dev, "apb2ape");
if (ret)
goto clk_destroy;