diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c b/drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c index df7f826eebd8..74f7619d4154 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_panel_cntl.c @@ -159,11 +159,15 @@ static uint32_t dce_panel_cntl_hw_init(struct panel_cntl *panel_cntl) static bool dce_is_panel_backlight_on(struct panel_cntl *panel_cntl) { struct dce_panel_cntl *dce_panel_cntl = TO_DCE_PANEL_CNTL(panel_cntl); - uint32_t value; + uint32_t blon, blon_ovrd, pwrseq_target_state; - REG_GET(PWRSEQ_CNTL, LVTMA_BLON, &value); + REG_GET_2(PWRSEQ_CNTL, LVTMA_BLON, &blon, LVTMA_BLON_OVRD, &blon_ovrd); + REG_GET(PWRSEQ_CNTL, LVTMA_PWRSEQ_TARGET_STATE, &pwrseq_target_state); - return value; + if (blon_ovrd) + return blon; + else + return pwrseq_target_state; } static bool dce_is_panel_powered_on(struct panel_cntl *panel_cntl) |