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Searched refs:bl_period (Results 1 – 2 of 2) sorted by relevance

/linux-6.3-rc2/drivers/gpu/drm/amd/display/dc/dcn301/
A Ddcn301_panel_cntl.c52 uint32_t bl_period, bl_int_count; in dcn301_get_16_bit_backlight_from_pwm() local
57 REG_GET(BL_PWM_PERIOD_CNTL, BL_PWM_PERIOD, &bl_period); in dcn301_get_16_bit_backlight_from_pwm()
67 bl_period &= bl_period_mask; in dcn301_get_16_bit_backlight_from_pwm()
78 if (bl_period == 0) in dcn301_get_16_bit_backlight_from_pwm()
79 bl_period = 0xFFFF; in dcn301_get_16_bit_backlight_from_pwm()
81 current_backlight = div_u64(current_backlight, bl_period); in dcn301_get_16_bit_backlight_from_pwm()
84 current_backlight = (uint64_t)(current_backlight) * bl_period; in dcn301_get_16_bit_backlight_from_pwm()
/linux-6.3-rc2/drivers/gpu/drm/amd/display/dc/dce/
A Ddce_panel_cntl.c52 uint32_t bl_period, bl_int_count; in dce_get_16_bit_backlight_from_pwm() local
58 REG_GET(BL_PWM_PERIOD_CNTL, BL_PWM_PERIOD, &bl_period); in dce_get_16_bit_backlight_from_pwm()
69 bl_period &= bl_period_mask; in dce_get_16_bit_backlight_from_pwm()
80 if (bl_period == 0) in dce_get_16_bit_backlight_from_pwm()
81 bl_period = 0xFFFF; in dce_get_16_bit_backlight_from_pwm()
83 current_backlight = div_u64(current_backlight, bl_period); in dce_get_16_bit_backlight_from_pwm()

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