C++ (Cpp) jpg_err示例

示例#1

文件： s3c-jpeg.c 项目： FrozenData/SGS2-Kernel-Update2

static int s3c_jpeg_open(struct inode *inode, struct file *file)
{
	sspc100_jpg_ctx *jpg_reg_ctx;
	DWORD	ret;

	ret = s5pv210_pd_enable("jpeg_pd");
	if (ret < 0) {
		jpg_err("failed to enable jpeg power domain\n");
		return FALSE;
	}

	/* clock enable */
	clk_enable(s3c_jpeg_clk);
	
	jpg_dbg("JPG_open \r\n");

	jpg_reg_ctx = (sspc100_jpg_ctx *)mem_alloc(sizeof(sspc100_jpg_ctx));
	memset(jpg_reg_ctx, 0x00, sizeof(sspc100_jpg_ctx));

	ret = lock_jpg_mutex();

	if (!ret) {
		jpg_err("JPG Mutex Lock Fail\r\n");
		unlock_jpg_mutex();
		kfree(jpg_reg_ctx);
		return FALSE;
	}

	if (instanceNo > MAX_INSTANCE_NUM) {
		jpg_err("Instance Number error-JPEG is running, \
				instance number is %d\n", instanceNo);
		unlock_jpg_mutex();
		kfree(jpg_reg_ctx);
		return FALSE;
	}

示例#2

文件： s3c-jpeg.c 项目： Angel666/ICS_kernel_P1000_CM_version

static int s3c_jpeg_open(struct inode *inode, struct file *file)
{
	struct s5pc110_jpg_ctx *jpg_reg_ctx;
	unsigned long	ret;

	jpg_dbg("JPG_open \r\n");

	jpg_reg_ctx = (struct s5pc110_jpg_ctx *)
		       mem_alloc(sizeof(struct s5pc110_jpg_ctx));
	memset(jpg_reg_ctx, 0x00, sizeof(struct s5pc110_jpg_ctx));

	ret = lock_jpg_mutex();

	if (!ret) {
		jpg_err("JPG Mutex Lock Fail\r\n");
		unlock_jpg_mutex();
		kfree(jpg_reg_ctx);
		return FALSE;
	}

	if (instanceNo > MAX_INSTANCE_NUM) {
		jpg_err("Instance Number error-JPEG is running, \
				instance number is %d\n", instanceNo);
		unlock_jpg_mutex();
		kfree(jpg_reg_ctx);
		return FALSE;
	}