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Subject[PATCH 09/33] phy: tegra: use match_string() helper
Date
match_string() returns the index of an array for a matching string,
which can be used intead of open coded variant.

Cc: Kishon Vijay Abraham I <kishon@ti.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Jonathan Hunter <jonathanh@nvidia.com>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com>
---
drivers/phy/tegra/xusb.c | 15 +--------------
1 file changed, 1 insertion(+), 14 deletions(-)

diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c
index 11aa590..de1b4eb 100644
--- a/drivers/phy/tegra/xusb.c
+++ b/drivers/phy/tegra/xusb.c
@@ -102,19 +102,6 @@ static struct phy *tegra_xusb_pad_of_xlate(struct device *dev,
return np;
}

-static int
-tegra_xusb_lane_lookup_function(struct tegra_xusb_lane *lane,
- const char *function)
-{
- unsigned int i;
-
- for (i = 0; i < lane->soc->num_funcs; i++)
- if (strcmp(function, lane->soc->funcs[i]) == 0)
- return i;
-
- return -EINVAL;
-}
-
int tegra_xusb_lane_parse_dt(struct tegra_xusb_lane *lane,
struct device_node *np)
{
@@ -126,7 +113,7 @@ int tegra_xusb_lane_parse_dt(struct tegra_xusb_lane *lane,
if (err < 0)
return err;

- err = tegra_xusb_lane_lookup_function(lane, function);
+ err = match_string(lane->soc->funcs, lane->soc->num_funcs, function);
if (err < 0) {
dev_err(dev, "invalid function \"%s\" for lane \"%s\"\n",
function, np->name);
--
1.7.12.4
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