drm/radeon/dpm: drop clk/voltage dependency filters for SI
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 23 Sep 2014 13:37:37 +0000 (09:37 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 1 Oct 2014 13:00:05 +0000 (09:00 -0400)
Not sure this was ever necessary for SI, was just done
to be on the safe side.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=69721

Reviewed-by: Alexandre Demers <alexandre.f.demers@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/radeon/si_dpm.c

index 70e61ffeace245aca431cc13c4fa5f833b0580de..9e4d5d7d348f280881f7065862990095e5cee9df 100644 (file)
@@ -2916,7 +2916,6 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
        bool disable_sclk_switching = false;
        u32 mclk, sclk;
        u16 vddc, vddci;
-       u32 max_sclk_vddc, max_mclk_vddci, max_mclk_vddc;
        int i;
 
        if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
@@ -2950,29 +2949,6 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
                }
        }
 
-       /* limit clocks to max supported clocks based on voltage dependency tables */
-       btc_get_max_clock_from_voltage_dependency_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
-                                                       &max_sclk_vddc);
-       btc_get_max_clock_from_voltage_dependency_table(&rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
-                                                       &max_mclk_vddci);
-       btc_get_max_clock_from_voltage_dependency_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
-                                                       &max_mclk_vddc);
-
-       for (i = 0; i < ps->performance_level_count; i++) {
-               if (max_sclk_vddc) {
-                       if (ps->performance_levels[i].sclk > max_sclk_vddc)
-                               ps->performance_levels[i].sclk = max_sclk_vddc;
-               }
-               if (max_mclk_vddci) {
-                       if (ps->performance_levels[i].mclk > max_mclk_vddci)
-                               ps->performance_levels[i].mclk = max_mclk_vddci;
-               }
-               if (max_mclk_vddc) {
-                       if (ps->performance_levels[i].mclk > max_mclk_vddc)
-                               ps->performance_levels[i].mclk = max_mclk_vddc;
-               }
-       }
-
        /* XXX validate the min clocks required for display */
 
        if (disable_mclk_switching) {