}
}
+bool btc_dpm_vblank_too_short(struct radeon_device *rdev)
+{
+ struct rv7xx_power_info *pi = rv770_get_pi(rdev);
+ u32 vblank_time = r600_dpm_get_vblank_time(rdev);
+ u32 switch_limit = pi->mem_gddr5 ? 450 : 100;
+
+ if (vblank_time < switch_limit)
+ return true;
+ else
+ return false;
+
+}
+
static void btc_apply_state_adjust_rules(struct radeon_device *rdev,
struct radeon_ps *rps)
{
u32 mclk, sclk;
u16 vddc, vddci;
- if (rdev->pm.dpm.new_active_crtc_count > 1)
+ if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
+ btc_dpm_vblank_too_short(rdev))
disable_mclk_switching = true;
else
disable_mclk_switching = false;
return ret;
}
-#if 0
- /* XXX */
- ret = rv770_unrestrict_performance_levels_after_switch(rdev);
+ ret = rv770_dpm_force_performance_level(rdev, RADEON_DPM_FORCED_LEVEL_AUTO);
if (ret) {
- DRM_ERROR("rv770_unrestrict_performance_levels_after_switch failed\n");
+ DRM_ERROR("rv770_dpm_force_performance_level failed\n");
return ret;
}
-#endif
return 0;
}
pi->dynamic_pcie_gen2 = true;
- if (pi->gfx_clock_gating &&
- (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE))
+ if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
pi->thermal_protection = true;
else
pi->thermal_protection = false;