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Code Issues Releases Activity

bdk: display: wait 1 frame after display off cmd

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CTCaer 2024-06-02 08:23:13 +03:00
parent 72f980d0f4
commit c5f6837c35
1 changed files with 4 additions and 3 deletions
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7
bdk/display/di.c
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@ -644,9 +644,9 @@ static void _display_dsi_backlight_brightness(u32 duty)
u16 bl_ctrl = byte_swap_16((u16)candela);
display_dsi_vblank_write(MIPI_DCS_SET_BRIGHTNESS, 2, &bl_ctrl);
// Wait for backlight to completely turn off. 6+1 frames.
// Wait for backlight to completely turn off. 6 frames.
if (!duty)
usleep(120000);
usleep(100000);
_dsi_bl = duty;
}
@ -707,7 +707,8 @@ static void _display_panel_and_hw_end(bool no_panel_deinit)
DSI(_DSIREG(DSI_WR_DATA)) = (MIPI_DCS_SET_DISPLAY_OFF << 8) | MIPI_DSI_DCS_SHORT_WRITE;
// Wait for 5 frames (HOST1X_CH0_SYNC_SYNCPT_9).
// Not here.
// Not here. Wait for 1 frame manually.
usleep(20000);
// Propagate changes to all register buffers and disable host cmd packets during video.
DISPLAY_A(_DIREG(DC_CMD_STATE_ACCESS)) = READ_MUX_ACTIVE | WRITE_MUX_ACTIVE;