Now that vddci has been fixed for dpm, we can let the GPUs use their maximum values when not using the reference ones.
Fixes bug 69721: Can't reach maximum memory speed (or core speed) when using dpm=1 on r600g on cards not sticking to reference board
Tested on kernel 3.17-rc7 on a cayman gpu.
Signed-off-by: Alexandre Demers alexandre.f.demers@gmail.com
--- drivers/gpu/drm/radeon/btc_dpm.c | 51 ---------------------------------------- drivers/gpu/drm/radeon/btc_dpm.h | 2 -- drivers/gpu/drm/radeon/ci_dpm.c | 26 -------------------- drivers/gpu/drm/radeon/ni_dpm.c | 24 ------------------- drivers/gpu/drm/radeon/si_dpm.c | 24 ------------------- 5 files changed, 127 deletions(-)
diff --git a/drivers/gpu/drm/radeon/btc_dpm.c b/drivers/gpu/drm/radeon/btc_dpm.c index f81d7ca..300d971 100644 --- a/drivers/gpu/drm/radeon/btc_dpm.c +++ b/drivers/gpu/drm/radeon/btc_dpm.c @@ -1170,23 +1170,6 @@ static const struct radeon_blacklist_clocks btc_blacklist_clocks[] = { 25000, 30000, RADEON_SCLK_UP } };
-void btc_get_max_clock_from_voltage_dependency_table(struct radeon_clock_voltage_dependency_table *table, - u32 *max_clock) -{ - u32 i, clock = 0; - - if ((table == NULL) || (table->count == 0)) { - *max_clock = clock; - return; - } - - for (i = 0; i < table->count; i++) { - if (clock < table->entries[i].clk) - clock = table->entries[i].clk; - } - *max_clock = clock; -} - void btc_apply_voltage_dependency_rules(struct radeon_clock_voltage_dependency_table *table, u32 clock, u16 max_voltage, u16 *voltage) { @@ -2099,7 +2082,6 @@ static void btc_apply_state_adjust_rules(struct radeon_device *rdev, bool disable_mclk_switching; u32 mclk, sclk; u16 vddc, vddci; - u32 max_sclk_vddc, max_mclk_vddci, max_mclk_vddc;
if ((rdev->pm.dpm.new_active_crtc_count > 1) || btc_dpm_vblank_too_short(rdev)) @@ -2141,39 +2123,6 @@ static void btc_apply_state_adjust_rules(struct radeon_device *rdev, ps->low.vddci = max_limits->vddci; }
- /* 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); - - if (max_sclk_vddc) { - if (ps->low.sclk > max_sclk_vddc) - ps->low.sclk = max_sclk_vddc; - if (ps->medium.sclk > max_sclk_vddc) - ps->medium.sclk = max_sclk_vddc; - if (ps->high.sclk > max_sclk_vddc) - ps->high.sclk = max_sclk_vddc; - } - if (max_mclk_vddci) { - if (ps->low.mclk > max_mclk_vddci) - ps->low.mclk = max_mclk_vddci; - if (ps->medium.mclk > max_mclk_vddci) - ps->medium.mclk = max_mclk_vddci; - if (ps->high.mclk > max_mclk_vddci) - ps->high.mclk = max_mclk_vddci; - } - if (max_mclk_vddc) { - if (ps->low.mclk > max_mclk_vddc) - ps->low.mclk = max_mclk_vddc; - if (ps->medium.mclk > max_mclk_vddc) - ps->medium.mclk = max_mclk_vddc; - if (ps->high.mclk > max_mclk_vddc) - ps->high.mclk = max_mclk_vddc; - } - /* XXX validate the min clocks required for display */
if (disable_mclk_switching) { diff --git a/drivers/gpu/drm/radeon/btc_dpm.h b/drivers/gpu/drm/radeon/btc_dpm.h index 3b6f12b..1a15e0e 100644 --- a/drivers/gpu/drm/radeon/btc_dpm.h +++ b/drivers/gpu/drm/radeon/btc_dpm.h @@ -46,8 +46,6 @@ void btc_adjust_clock_combinations(struct radeon_device *rdev, struct rv7xx_pl *pl); void btc_apply_voltage_dependency_rules(struct radeon_clock_voltage_dependency_table *table, u32 clock, u16 max_voltage, u16 *voltage); -void btc_get_max_clock_from_voltage_dependency_table(struct radeon_clock_voltage_dependency_table *table, - u32 *max_clock); void btc_apply_voltage_delta_rules(struct radeon_device *rdev, u16 max_vddc, u16 max_vddci, u16 *vddc, u16 *vddci); diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c index d416bb2..d199be3 100644 --- a/drivers/gpu/drm/radeon/ci_dpm.c +++ b/drivers/gpu/drm/radeon/ci_dpm.c @@ -162,8 +162,6 @@ static const struct ci_pt_config_reg didt_config_ci[] = };
extern u8 rv770_get_memory_module_index(struct radeon_device *rdev); -extern void btc_get_max_clock_from_voltage_dependency_table(struct radeon_clock_voltage_dependency_table *table, - u32 *max_clock); extern int ni_copy_and_switch_arb_sets(struct radeon_device *rdev, u32 arb_freq_src, u32 arb_freq_dest); extern u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock); @@ -748,7 +746,6 @@ static void ci_apply_state_adjust_rules(struct radeon_device *rdev, struct radeon_clock_and_voltage_limits *max_limits; bool disable_mclk_switching; u32 sclk, mclk; - u32 max_sclk_vddc, max_mclk_vddci, max_mclk_vddc; int i;
if (rps->vce_active) { @@ -784,29 +781,6 @@ static void ci_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) { diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c index 01fc488..715b181 100644 --- a/drivers/gpu/drm/radeon/ni_dpm.c +++ b/drivers/gpu/drm/radeon/ni_dpm.c @@ -789,7 +789,6 @@ static void ni_apply_state_adjust_rules(struct radeon_device *rdev, bool disable_mclk_switching; u32 mclk; u16 vddci; - u32 max_sclk_vddc, max_mclk_vddci, max_mclk_vddc; int i;
if ((rdev->pm.dpm.new_active_crtc_count > 1) || @@ -816,29 +815,6 @@ static void ni_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 */
/* adjust low state */ diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index 70e61ff..9e4d5d7 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -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) {