C++ (Cpp) platform_read_i2c_block 예제들

예제 #1

파일: platform.c 프로젝트: Swapnil133609/Zeus_exp

int mhl_tx_read_reg_block(void *drv_context, u8 page, u8 offset, u8 count, u8 *values)
{
	int ret;
	ret = platform_read_i2c_block(i2c_bus_adapter, page, offset, count, values);
	if (ret != 2) {
		MHL_TX_DBG_ERR(drv_context, "I2c read failed, 0x%02x:0x%02x\n", page, offset);
		ret = -EIO;
	} else {
		ret = 0;
		DUMP_I2C_TRANSFER(drv_context, page, offset, count, values, false);
	}

	return ret;
}

예제 #2

파일: mhl_platform_i2c.c 프로젝트: Berrrry/android_Kernel_sony_msm8974

int mhl_pf_read_reg_block(u8 page, u8 offset,
							  u8 count, u8 *values)
{
	int						ret;
	ret = platform_read_i2c_block(i2c_bus_adapter
								, page
								, offset
								, count
								, values
								);
	if (ret == -MHL_I2C_NOT_AVAILABLE) {
		pr_info("%s:chip power is off:0x%04x\n", __func__, ret);
		pr_info("%s:0x%02x:0x%02x\n", __func__, page, offset);
		return ret;
	} else if (ret != 2) {
		pr_err("%s:I2c read failed,  0x%02x:0x%02x\n", __func__, page, offset);
		ret = -EIO;
	} else {
		ret = 0;
		DUMP_I2C_TRANSFER(NULL, page, offset, count, values, false);
	}

	return ret;
}