call to of_find_property() before of_property_read_u32() is unnecessary.
of_property_read_u32() anyway calls to of_find_property() only.
Signed-off-by: Saurabh Sengar <saurabh.tr...@gmail.com>
---
v2 : removed pval variable
v3 : removed unnecessary if condition
drivers/usb/chipidea/core.c | 59 +++++++++++++++++++--------------------------
1 file changed, 25 insertions(+), 34 deletions(-)
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 965d0e2..960a925 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -688,52 +688,43 @@ static int ci_get_platdata(struct device *dev,
if (usb_get_maximum_speed(dev) == USB_SPEED_FULL)
platdata->flags |= CI_HDRC_FORCE_FULLSPEED;
- if (of_find_property(dev->of_node, "phy-clkgate-delay-us", NULL))
- of_property_read_u32(dev->of_node, "phy-clkgate-delay-us",
+ of_property_read_u32(dev->of_node, "phy-clkgate-delay-us",
&platdata->phy_clkgate_delay_us);
platdata->itc_setting = 1;
- if (of_find_property(dev->of_node, "itc-setting", NULL)) {
- ret = of_property_read_u32(dev->of_node, "itc-setting",
- &platdata->itc_setting);
- if (ret) {
- dev_err(dev,
- "failed to get itc-setting\n");
- return ret;
- }
+
+ ret = of_property_read_u32(dev->of_node, "itc-setting",
+ &platdata->itc_setting);
+ if (ret && ret != -EINVAL) {
+ dev_err(dev, "failed to get itc-setting\n");
+ return ret;
}
- if (of_find_property(dev->of_node, "ahb-burst-config", NULL)) {
- ret = of_property_read_u32(dev->of_node, "ahb-burst-config",
- &platdata->ahb_burst_config);
- if (ret) {
- dev_err(dev,
- "failed to get ahb-burst-config\n");
- return ret;
- }
+ ret = of_property_read_u32(dev->of_node, "ahb-burst-config",
+ &platdata->ahb_burst_config);
+ if (!ret) {
platdata->flags |= CI_HDRC_OVERRIDE_AHB_BURST;
+ } else if (ret != -EINVAL) {
+ dev_err(dev, "failed to get ahb-burst-config\n");
+ return ret;
}
- if (of_find_property(dev->of_node, "tx-burst-size-dword", NULL)) {
- ret = of_property_read_u32(dev->of_node, "tx-burst-size-dword",
- &platdata->tx_burst_size);
- if (ret) {
- dev_err(dev,
- "failed to get tx-burst-size-dword\n");
- return ret;
- }
+ ret = of_property_read_u32(dev->of_node, "tx-burst-size-dword",
+ &platdata->tx_burst_size);
+ if (!ret) {
platdata->flags |= CI_HDRC_OVERRIDE_TX_BURST;
+ } else if (ret != -EINVAL) {
+ dev_err(dev, "failed to get tx-burst-size-dword\n");
+ return ret;
}
- if (of_find_property(dev->of_node, "rx-burst-size-dword", NULL)) {
- ret = of_property_read_u32(dev->of_node, "rx-burst-size-dword",
- &platdata->rx_burst_size);
- if (ret) {
- dev_err(dev,
- "failed to get rx-burst-size-dword\n");
- return ret;
- }
+ ret = of_property_read_u32(dev->of_node, "rx-burst-size-dword",
+ &platdata->rx_burst_size);
+ if (!ret) {
platdata->flags |= CI_HDRC_OVERRIDE_RX_BURST;
+ } else if (ret != -EINVAL) {
+ dev_err(dev, "failed to get rx-burst-size-dword\n");
+ return ret;
}
ext_id = ERR_PTR(-ENODEV);
--
1.9.1
--
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