!533 fix：modify the API to judge whether a node exists

Merge pull request !533 from Zhang/master

platform/i2c/i2c_bes.c

@@ -150,7 +150,6 @@ int32_t InitI2cDevice(struct I2cDevice *device)
             break; \
         } \
     } while (0)
-#define PLATFORM_CONFIG HCS_NODE(HCS_ROOT, platform)
 #define PLATFORM_I2C_CONFIG HCS_NODE(HCS_NODE(HCS_ROOT, platform), i2c_config)
 static uint32_t GetI2cDeviceResource(struct I2cDevice *device,
                                      const char *deviceMatchAttr)
@@ -163,7 +162,7 @@ static uint32_t GetI2cDeviceResource(struct I2cDevice *device,
         return HDF_ERR_INVALID_PARAM;
     }
     resource = &device->resource;
-#if HCS_NODE_HAS_PROP(PLATFORM_CONFIG, i2c_config)
+#if HCS_NODE_EXISTS(PLATFORM_I2C_CONFIG)
     HCS_FOREACH_CHILD_VARGS(PLATFORM_I2C_CONFIG, I2C_FIND_CONFIG, deviceMatchAttr, resource);
 #endif
     if (result != HDF_SUCCESS) {

platform/pwm/pwm_bes.c

@@ -99,7 +99,6 @@ static int InitPwmDevice(struct PwmDev *host)
             break; \
         } \
     } while (0)
-#define PLATFORM_CONFIG HCS_NODE(HCS_ROOT, platform)
 #define PLATFORM_PWM_CONFIG HCS_NODE(HCS_NODE(HCS_ROOT, platform), pwm_config)
 static uint32_t GetPwmDeviceResource(struct PwmDevice *device, const char *deviceMatchAttr)
 {
@@ -111,7 +110,7 @@ static uint32_t GetPwmDeviceResource(struct PwmDevice *device, const char *devic
         return HDF_ERR_INVALID_PARAM;
     }
     resource = &device->resource;
-#if HCS_NODE_HAS_PROP(PLATFORM_CONFIG, pwm_config)
+#if HCS_NODE_EXISTS(PLATFORM_PWM_CONFIG)
     HCS_FOREACH_CHILD_VARGS(PLATFORM_PWM_CONFIG, PWM_FIND_CONFIG, deviceMatchAttr, resource);
 #endif
     if (result != HDF_SUCCESS) {

platform/spi/spi_bes.c

@@ -438,7 +438,6 @@ static int32_t InitSpiDevice(struct SpiDevice *spiDevice)
         } \
     } while (0)
 
-#define PLATFORM_CONFIG HCS_NODE(HCS_ROOT, platform)
 #define PLATFORM_SPI_CONFIG HCS_NODE(HCS_NODE(HCS_ROOT, platform), spi_config)
 static int32_t GetSpiDeviceResource(struct SpiDevice *spiDevice, const char *deviceMatchAttr)
 {
@@ -450,7 +449,7 @@ static int32_t GetSpiDeviceResource(struct SpiDevice *spiDevice, const char *dev
         return HDF_ERR_INVALID_PARAM;
     }
     resource = &spiDevice->resource;
-#if HCS_NODE_HAS_PROP(PLATFORM_CONFIG, spi_config)
+#if HCS_NODE_EXISTS(PLATFORM_SPI_CONFIG)
     HCS_FOREACH_CHILD_VARGS(PLATFORM_SPI_CONFIG, SPI_FIND_CONFIG, deviceMatchAttr, resource);
 #endif
     if (result != HDF_SUCCESS) {

platform/uart/uart_bes.c

@@ -474,7 +474,6 @@ static int InitUartDevice(struct UartHost *host)
         } \
     } while (0)
 
-#define PLATFORM_CONFIG HCS_NODE(HCS_ROOT, platform)
 #define PLATFORM_UART_CONFIG HCS_NODE(HCS_NODE(HCS_ROOT, platform), uart_config)
 static uint32_t GetUartDeviceResource(struct UartDevice *device, const char *deviceMatchAttr)
 {
@@ -485,7 +484,7 @@ static uint32_t GetUartDeviceResource(struct UartDevice *device, const char *dev
         return HDF_ERR_INVALID_PARAM;
     }
     resource = &device->resource;
-#if HCS_NODE_HAS_PROP(PLATFORM_CONFIG, uart_config)
+#if HCS_NODE_EXISTS(PLATFORM_UART_CONFIG)
     HCS_FOREACH_CHILD_VARGS(PLATFORM_UART_CONFIG, UART_FIND_CONFIG, deviceMatchAttr, resource);
 #endif
     if (result != HDF_SUCCESS) {