diff options
Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h')
| -rw-r--r-- | drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h | 51 |
1 files changed, 50 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h index 2d9192a6ce00..02a0f48aac94 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h @@ -191,7 +191,8 @@ enum dpu_dsc { }; enum dpu_pingpong { - PINGPONG_0 = 1, + PINGPONG_NONE, + PINGPONG_0, PINGPONG_1, PINGPONG_2, PINGPONG_3, @@ -463,4 +464,52 @@ struct dpu_mdss_color { #define DPU_DBG_MASK_DSPP (1 << 10) #define DPU_DBG_MASK_DSC (1 << 11) +/** + * struct dpu_hw_tear_check - Struct contains parameters to configure + * tear-effect module. This structure is used to configure tear-check + * logic present either in ping-pong or in interface module. + * @vsync_count: Ratio of MDP VSYNC clk freq(Hz) to refresh rate divided + * by no of lines + * @sync_cfg_height: Total vertical lines (display height - 1) + * @vsync_init_val: Init value to which the read pointer gets loaded at + * vsync edge + * @sync_threshold_start: Read pointer threshold start ROI for write operation + * @sync_threshold_continue: The minimum number of lines the write pointer + * needs to be above the read pointer + * @start_pos: The position from which the start_threshold value is added + * @rd_ptr_irq: The read pointer line at which interrupt has to be generated + * @hw_vsync_mode: Sync with external frame sync input + */ +struct dpu_hw_tear_check { + /* + * This is ratio of MDP VSYNC clk freq(Hz) to + * refresh rate divided by no of lines + */ + u32 vsync_count; + u32 sync_cfg_height; + u32 vsync_init_val; + u32 sync_threshold_start; + u32 sync_threshold_continue; + u32 start_pos; + u32 rd_ptr_irq; + u8 hw_vsync_mode; +}; + +/** + * struct dpu_hw_pp_vsync_info - Struct contains parameters to configure + * read and write pointers for command mode panels + * @rd_ptr_init_val: Value of rd pointer at vsync edge + * @rd_ptr_frame_count: Num frames sent since enabling interface + * @rd_ptr_line_count: Current line on panel (rd ptr) + * @wr_ptr_line_count: Current line within pp fifo (wr ptr) + * @intf_frame_count: Frames read from intf + */ +struct dpu_hw_pp_vsync_info { + u32 rd_ptr_init_val; + u32 rd_ptr_frame_count; + u32 rd_ptr_line_count; + u32 wr_ptr_line_count; + u32 intf_frame_count; +}; + #endif /* _DPU_HW_MDSS_H */ |