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display: add pwm duty getter

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This commit is contained in:
CTCaer 2021-04-11 09:16:55 +03:00
parent edff6c551d
commit 345d36287e
2 changed files with 6 additions and 0 deletions
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5
bdk/display/di.c
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@ -507,6 +507,11 @@ void display_backlight_brightness(u32 brightness, u32 step_delay)
PWM(PWM_CONTROLLER_PWM_CSR_0) = 0; PWM(PWM_CONTROLLER_PWM_CSR_0) = 0;
} }
u32 display_get_backlight_brightness()
{
return ((PWM(PWM_CONTROLLER_PWM_CSR_0) >> 16) & 0xFF);
}
static void _display_panel_and_hw_end(bool no_panel_deinit) static void _display_panel_and_hw_end(bool no_panel_deinit)
{ {
if (no_panel_deinit) if (no_panel_deinit)

1
bdk/display/di.h
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@ -706,6 +706,7 @@ void display_color_screen(u32 color);
/*! Switches screen backlight ON/OFF. */ /*! Switches screen backlight ON/OFF. */
void display_backlight(bool enable); void display_backlight(bool enable);
void display_backlight_brightness(u32 brightness, u32 step_delay); void display_backlight_brightness(u32 brightness, u32 step_delay);
u32 display_get_backlight_brightness();
/*! Init display in full 1280x720 resolution (B8G8R8A8, line stride 768, framebuffer size = 1280*768*4 bytes). */ /*! Init display in full 1280x720 resolution (B8G8R8A8, line stride 768, framebuffer size = 1280*768*4 bytes). */
u32 *display_init_framebuffer_pitch(); u32 *display_init_framebuffer_pitch();