1.优化代码。

2023-10-04 00:26:44 +08:00
parent 0b5b9fd8f7
commit 46d10954ac
2 changed files with 7 additions and 12 deletions
--- a/device/i2c.c
+++ b/device/i2c.c
@@ -190,15 +190,12 @@ static mr_err_t mr_i2c_device_ioctl(mr_device_t device, int cmd, void *args)

                if (config->host_slave != i2c_device->config.host_slave)
                {
-                    if (config->host_slave == MR_I2C_HOST)
+                    if (i2c_device->bus != MR_NULL)
                    {
-                        if (i2c_device->bus != MR_NULL)
+                        if (config->host_slave == MR_I2C_HOST)
                        {
                            mr_i2c_device_release_bus(i2c_device);
-                        }
-                    } else
-                    {
-                        if (i2c_device->bus != MR_NULL)
+                        } else
                        {
                            /* Slave mode monopolizes the bus */
                            ret = mr_i2c_device_take_bus(i2c_device);