diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_backlight.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_backlight.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_backlight.c b/drivers/gpu/drm/i915/display/intel_backlight.c index 5827da586003..3b14f929825a 100644 --- a/drivers/gpu/drm/i915/display/intel_backlight.c +++ b/drivers/gpu/drm/i915/display/intel_backlight.c @@ -7,7 +7,6 @@ #include <linux/kernel.h> #include <linux/pwm.h> #include <linux/string_helpers.h> - #include <acpi/video.h> #include <drm/drm_file.h> @@ -19,6 +18,7 @@ #include "intel_backlight_regs.h" #include "intel_connector.h" #include "intel_de.h" +#include "intel_display_regs.h" #include "intel_display_rpm.h" #include "intel_display_types.h" #include "intel_dp_aux_backlight.h" @@ -236,7 +236,8 @@ static void i9xx_set_backlight(const struct drm_connector_state *conn_state, u32 struct intel_panel *panel = &connector->panel; u32 tmp, mask; - drm_WARN_ON(display->drm, panel->backlight.pwm_level_max == 0); + if (drm_WARN_ON(display->drm, panel->backlight.pwm_level_max == 0)) + return; if (panel->backlight.combination_mode) { struct pci_dev *pdev = to_pci_dev(display->drm->dev); |