1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright (C) 2010 Texas Instruments Inc 4*4882a593Smuzhiyun */ 5*4882a593Smuzhiyun #ifndef _VPBE_H 6*4882a593Smuzhiyun #define _VPBE_H 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #include <linux/videodev2.h> 9*4882a593Smuzhiyun #include <linux/i2c.h> 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <media/v4l2-dev.h> 12*4882a593Smuzhiyun #include <media/v4l2-ioctl.h> 13*4882a593Smuzhiyun #include <media/v4l2-device.h> 14*4882a593Smuzhiyun #include <media/davinci/vpbe_osd.h> 15*4882a593Smuzhiyun #include <media/davinci/vpbe_venc.h> 16*4882a593Smuzhiyun #include <media/davinci/vpbe_types.h> 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun /* OSD configuration info */ 19*4882a593Smuzhiyun struct osd_config_info { 20*4882a593Smuzhiyun char module_name[32]; 21*4882a593Smuzhiyun }; 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun struct vpbe_output { 24*4882a593Smuzhiyun struct v4l2_output output; 25*4882a593Smuzhiyun /* 26*4882a593Smuzhiyun * If output capabilities include dv_timings, list supported timings 27*4882a593Smuzhiyun * below 28*4882a593Smuzhiyun */ 29*4882a593Smuzhiyun char *subdev_name; 30*4882a593Smuzhiyun /* 31*4882a593Smuzhiyun * defualt_mode identifies the default timings set at the venc or 32*4882a593Smuzhiyun * external encoder. 33*4882a593Smuzhiyun */ 34*4882a593Smuzhiyun char *default_mode; 35*4882a593Smuzhiyun /* 36*4882a593Smuzhiyun * Fields below are used for supporting multiple modes. For example, 37*4882a593Smuzhiyun * LCD panel might support different modes and they are listed here. 38*4882a593Smuzhiyun * Similarly for supporting external encoders, lcd controller port 39*4882a593Smuzhiyun * requires a set of non-standard timing values to be listed here for 40*4882a593Smuzhiyun * each supported mode since venc is used in non-standard timing mode 41*4882a593Smuzhiyun * for interfacing with external encoder similar to configuring lcd 42*4882a593Smuzhiyun * panel timings 43*4882a593Smuzhiyun */ 44*4882a593Smuzhiyun unsigned int num_modes; 45*4882a593Smuzhiyun struct vpbe_enc_mode_info *modes; 46*4882a593Smuzhiyun /* 47*4882a593Smuzhiyun * Bus configuration goes here for external encoders. Some encoders 48*4882a593Smuzhiyun * may require multiple interface types for each of the output. For 49*4882a593Smuzhiyun * example, SD modes would use YCC8 where as HD mode would use YCC16. 50*4882a593Smuzhiyun * Not sure if this is needed on a per mode basis instead of per 51*4882a593Smuzhiyun * output basis. If per mode is needed, we may have to move this to 52*4882a593Smuzhiyun * mode_info structure 53*4882a593Smuzhiyun */ 54*4882a593Smuzhiyun u32 if_params; 55*4882a593Smuzhiyun }; 56*4882a593Smuzhiyun 57*4882a593Smuzhiyun /* encoder configuration info */ 58*4882a593Smuzhiyun struct encoder_config_info { 59*4882a593Smuzhiyun char module_name[32]; 60*4882a593Smuzhiyun /* Is this an i2c device ? */ 61*4882a593Smuzhiyun unsigned int is_i2c:1; 62*4882a593Smuzhiyun /* i2c subdevice board info */ 63*4882a593Smuzhiyun struct i2c_board_info board_info; 64*4882a593Smuzhiyun }; 65*4882a593Smuzhiyun 66*4882a593Smuzhiyun /*amplifier configuration info */ 67*4882a593Smuzhiyun struct amp_config_info { 68*4882a593Smuzhiyun char module_name[32]; 69*4882a593Smuzhiyun /* Is this an i2c device ? */ 70*4882a593Smuzhiyun unsigned int is_i2c:1; 71*4882a593Smuzhiyun /* i2c subdevice board info */ 72*4882a593Smuzhiyun struct i2c_board_info board_info; 73*4882a593Smuzhiyun }; 74*4882a593Smuzhiyun 75*4882a593Smuzhiyun /* structure for defining vpbe display subsystem components */ 76*4882a593Smuzhiyun struct vpbe_config { 77*4882a593Smuzhiyun char module_name[32]; 78*4882a593Smuzhiyun /* i2c bus adapter no */ 79*4882a593Smuzhiyun int i2c_adapter_id; 80*4882a593Smuzhiyun struct osd_config_info osd; 81*4882a593Smuzhiyun struct encoder_config_info venc; 82*4882a593Smuzhiyun /* external encoder information goes here */ 83*4882a593Smuzhiyun int num_ext_encoders; 84*4882a593Smuzhiyun struct encoder_config_info *ext_encoders; 85*4882a593Smuzhiyun /* amplifier information goes here */ 86*4882a593Smuzhiyun struct amp_config_info *amp; 87*4882a593Smuzhiyun unsigned int num_outputs; 88*4882a593Smuzhiyun /* Order is venc outputs followed by LCD and then external encoders */ 89*4882a593Smuzhiyun struct vpbe_output *outputs; 90*4882a593Smuzhiyun }; 91*4882a593Smuzhiyun 92*4882a593Smuzhiyun struct vpbe_device; 93*4882a593Smuzhiyun 94*4882a593Smuzhiyun struct vpbe_device_ops { 95*4882a593Smuzhiyun /* Enumerate the outputs */ 96*4882a593Smuzhiyun int (*enum_outputs)(struct vpbe_device *vpbe_dev, 97*4882a593Smuzhiyun struct v4l2_output *output); 98*4882a593Smuzhiyun 99*4882a593Smuzhiyun /* Set output to the given index */ 100*4882a593Smuzhiyun int (*set_output)(struct vpbe_device *vpbe_dev, 101*4882a593Smuzhiyun int index); 102*4882a593Smuzhiyun 103*4882a593Smuzhiyun /* Get current output */ 104*4882a593Smuzhiyun unsigned int (*get_output)(struct vpbe_device *vpbe_dev); 105*4882a593Smuzhiyun 106*4882a593Smuzhiyun /* Set DV preset at current output */ 107*4882a593Smuzhiyun int (*s_dv_timings)(struct vpbe_device *vpbe_dev, 108*4882a593Smuzhiyun struct v4l2_dv_timings *dv_timings); 109*4882a593Smuzhiyun 110*4882a593Smuzhiyun /* Get DV presets supported at the output */ 111*4882a593Smuzhiyun int (*g_dv_timings)(struct vpbe_device *vpbe_dev, 112*4882a593Smuzhiyun struct v4l2_dv_timings *dv_timings); 113*4882a593Smuzhiyun 114*4882a593Smuzhiyun /* Enumerate the DV Presets supported at the output */ 115*4882a593Smuzhiyun int (*enum_dv_timings)(struct vpbe_device *vpbe_dev, 116*4882a593Smuzhiyun struct v4l2_enum_dv_timings *timings_info); 117*4882a593Smuzhiyun 118*4882a593Smuzhiyun /* Set std at the output */ 119*4882a593Smuzhiyun int (*s_std)(struct vpbe_device *vpbe_dev, v4l2_std_id std_id); 120*4882a593Smuzhiyun 121*4882a593Smuzhiyun /* Get the current std at the output */ 122*4882a593Smuzhiyun int (*g_std)(struct vpbe_device *vpbe_dev, v4l2_std_id *std_id); 123*4882a593Smuzhiyun 124*4882a593Smuzhiyun /* initialize the device */ 125*4882a593Smuzhiyun int (*initialize)(struct device *dev, struct vpbe_device *vpbe_dev); 126*4882a593Smuzhiyun 127*4882a593Smuzhiyun /* De-initialize the device */ 128*4882a593Smuzhiyun void (*deinitialize)(struct device *dev, struct vpbe_device *vpbe_dev); 129*4882a593Smuzhiyun 130*4882a593Smuzhiyun /* Get the current mode info */ 131*4882a593Smuzhiyun int (*get_mode_info)(struct vpbe_device *vpbe_dev, 132*4882a593Smuzhiyun struct vpbe_enc_mode_info*); 133*4882a593Smuzhiyun 134*4882a593Smuzhiyun /* 135*4882a593Smuzhiyun * Set the current mode in the encoder. Alternate way of setting 136*4882a593Smuzhiyun * standard or DV preset or custom timings in the encoder 137*4882a593Smuzhiyun */ 138*4882a593Smuzhiyun int (*set_mode)(struct vpbe_device *vpbe_dev, 139*4882a593Smuzhiyun struct vpbe_enc_mode_info*); 140*4882a593Smuzhiyun /* Power management operations */ 141*4882a593Smuzhiyun int (*suspend)(struct vpbe_device *vpbe_dev); 142*4882a593Smuzhiyun int (*resume)(struct vpbe_device *vpbe_dev); 143*4882a593Smuzhiyun }; 144*4882a593Smuzhiyun 145*4882a593Smuzhiyun /* struct for vpbe device */ 146*4882a593Smuzhiyun struct vpbe_device { 147*4882a593Smuzhiyun /* V4l2 device */ 148*4882a593Smuzhiyun struct v4l2_device v4l2_dev; 149*4882a593Smuzhiyun /* vpbe dispay controller cfg */ 150*4882a593Smuzhiyun struct vpbe_config *cfg; 151*4882a593Smuzhiyun /* parent device */ 152*4882a593Smuzhiyun struct device *pdev; 153*4882a593Smuzhiyun /* external encoder v4l2 sub devices */ 154*4882a593Smuzhiyun struct v4l2_subdev **encoders; 155*4882a593Smuzhiyun /* current encoder index */ 156*4882a593Smuzhiyun int current_sd_index; 157*4882a593Smuzhiyun /* external amplifier v4l2 subdevice */ 158*4882a593Smuzhiyun struct v4l2_subdev *amp; 159*4882a593Smuzhiyun struct mutex lock; 160*4882a593Smuzhiyun /* device initialized */ 161*4882a593Smuzhiyun int initialized; 162*4882a593Smuzhiyun /* vpbe dac clock */ 163*4882a593Smuzhiyun struct clk *dac_clk; 164*4882a593Smuzhiyun /* osd_device pointer */ 165*4882a593Smuzhiyun struct osd_state *osd_device; 166*4882a593Smuzhiyun /* venc device pointer */ 167*4882a593Smuzhiyun struct venc_platform_data *venc_device; 168*4882a593Smuzhiyun /* 169*4882a593Smuzhiyun * fields below are accessed by users of vpbe_device. Not the 170*4882a593Smuzhiyun * ones above 171*4882a593Smuzhiyun */ 172*4882a593Smuzhiyun 173*4882a593Smuzhiyun /* current output */ 174*4882a593Smuzhiyun int current_out_index; 175*4882a593Smuzhiyun /* lock used by caller to do atomic operation on vpbe device */ 176*4882a593Smuzhiyun /* current timings set in the controller */ 177*4882a593Smuzhiyun struct vpbe_enc_mode_info current_timings; 178*4882a593Smuzhiyun /* venc sub device */ 179*4882a593Smuzhiyun struct v4l2_subdev *venc; 180*4882a593Smuzhiyun /* device operations below */ 181*4882a593Smuzhiyun struct vpbe_device_ops ops; 182*4882a593Smuzhiyun }; 183*4882a593Smuzhiyun 184*4882a593Smuzhiyun #endif 185