PANEL_POWER_ON
if (!(val & PANEL_POWER_ON) ||
if ((pp & PANEL_POWER_ON) == 0)
pp |= PANEL_POWER_ON;
pp &= ~(PANEL_POWER_ON | PANEL_POWER_RESET | EDP_FORCE_VDD |
WARN(pp & PANEL_POWER_ON, "Panel power already on\n");
I915_WRITE(PP_CONTROL(0), I915_READ(PP_CONTROL(0)) | PANEL_POWER_ON);
I915_WRITE(PP_CONTROL(0), I915_READ(PP_CONTROL(0)) & ~PANEL_POWER_ON);