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      1 #ifndef __MSM_ROTATOR_H__
      2 #define __MSM_ROTATOR_H__
      3 
      4 #include <linux/types.h>
      5 #include <linux/msm_mdp.h>
      6 
      7 #define MSM_ROTATOR_IOCTL_MAGIC 'R'
      8 
      9 #define MSM_ROTATOR_IOCTL_START   \
     10 		_IOWR(MSM_ROTATOR_IOCTL_MAGIC, 1, struct msm_rotator_img_info)
     11 #define MSM_ROTATOR_IOCTL_ROTATE   \
     12 		_IOW(MSM_ROTATOR_IOCTL_MAGIC, 2, struct msm_rotator_data_info)
     13 #define MSM_ROTATOR_IOCTL_FINISH   \
     14 		_IOW(MSM_ROTATOR_IOCTL_MAGIC, 3, int)
     15 #define MSM_ROTATOR_IOCTL_BUFFER_SYNC   \
     16 		_IOW(MSM_ROTATOR_IOCTL_MAGIC, 4, struct msm_rotator_buf_sync)
     17 
     18 #define ROTATOR_VERSION_01	0xA5B4C301
     19 
     20 enum rotator_clk_type {
     21 	ROTATOR_CORE_CLK,
     22 	ROTATOR_PCLK,
     23 	ROTATOR_IMEM_CLK
     24 };
     25 
     26 struct msm_rotator_buf_sync {
     27 	uint32_t session_id;
     28 	uint32_t flags;
     29 	int acq_fen_fd;
     30 	int rel_fen_fd;
     31 };
     32 
     33 struct msm_rotator_img_info {
     34 	unsigned int session_id;
     35 	struct msmfb_img  src;
     36 	struct msmfb_img  dst;
     37 	struct mdp_rect src_rect;
     38 	unsigned int    dst_x;
     39 	unsigned int    dst_y;
     40 	unsigned char   rotations;
     41 	int enable;
     42 	unsigned int	downscale_ratio;
     43 	unsigned int secure;
     44 };
     45 
     46 struct msm_rotator_data_info {
     47 	int session_id;
     48 	struct msmfb_data src;
     49 	struct msmfb_data dst;
     50 	unsigned int version_key;
     51 	struct msmfb_data src_chroma;
     52 	struct msmfb_data dst_chroma;
     53 	uint32_t wait_for_finish;
     54 };
     55 
     56 struct msm_rot_clocks {
     57 	const char *clk_name;
     58 	enum rotator_clk_type clk_type;
     59 	unsigned int clk_rate;
     60 };
     61 
     62 struct msm_rotator_platform_data {
     63 	unsigned int number_of_clocks;
     64 	unsigned int hardware_version_number;
     65 	struct msm_rot_clocks *rotator_clks;
     66 #ifdef CONFIG_MSM_BUS_SCALING
     67 	struct msm_bus_scale_pdata *bus_scale_table;
     68 #endif
     69 	char rot_iommu_split_domain;
     70 };
     71 #endif
     72 
     73