drm/radeon/kms: add dpm support for sumo asics (v2)
This adds dpm support for sumo asics. This includes:
- clockgating
- powergating
- dynamic engine clock scaling
- dynamic voltage scaling
set radeon.dpm=1 to enable it.
v2: fix indention
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
diff --git a/drivers/gpu/drm/radeon/Makefile b/drivers/gpu/drm/radeon/Makefile
index af3dd8f..7c77e1d 100644
--- a/drivers/gpu/drm/radeon/Makefile
+++ b/drivers/gpu/drm/radeon/Makefile
@@ -78,7 +78,7 @@
atombios_encoders.o radeon_semaphore.o radeon_sa.o atombios_i2c.o si.o \
si_blit_shaders.o radeon_prime.o radeon_uvd.o cik.o cik_blit_shaders.o \
r600_dpm.o rs780_dpm.o rv6xx_dpm.o rv770_dpm.o rv730_dpm.o rv740_dpm.o \
- rv770_smc.o cypress_dpm.o btc_dpm.o
+ rv770_smc.o cypress_dpm.o btc_dpm.o sumo_dpm.o sumo_smc.o
radeon-$(CONFIG_COMPAT) += radeon_ioc32.o
radeon-$(CONFIG_VGA_SWITCHEROO) += radeon_atpx_handler.o
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index f9c3f1c..1419edd 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -1614,6 +1614,18 @@
.set_uvd_clocks = &sumo_set_uvd_clocks,
.get_temperature = &sumo_get_temp,
},
+ .dpm = {
+ .init = &sumo_dpm_init,
+ .setup_asic = &sumo_dpm_setup_asic,
+ .enable = &sumo_dpm_enable,
+ .disable = &sumo_dpm_disable,
+ .set_power_state = &sumo_dpm_set_power_state,
+ .display_configuration_changed = &sumo_dpm_display_configuration_changed,
+ .fini = &sumo_dpm_fini,
+ .get_sclk = &sumo_dpm_get_sclk,
+ .get_mclk = &sumo_dpm_get_mclk,
+ .print_power_state = &sumo_dpm_print_power_state,
+ },
.pflip = {
.pre_page_flip = &evergreen_pre_page_flip,
.page_flip = &evergreen_page_flip,
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index c41a545..336e3b6 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -542,6 +542,17 @@
void btc_dpm_disable(struct radeon_device *rdev);
int btc_dpm_set_power_state(struct radeon_device *rdev);
void btc_dpm_fini(struct radeon_device *rdev);
+int sumo_dpm_init(struct radeon_device *rdev);
+int sumo_dpm_enable(struct radeon_device *rdev);
+void sumo_dpm_disable(struct radeon_device *rdev);
+int sumo_dpm_set_power_state(struct radeon_device *rdev);
+void sumo_dpm_setup_asic(struct radeon_device *rdev);
+void sumo_dpm_display_configuration_changed(struct radeon_device *rdev);
+void sumo_dpm_fini(struct radeon_device *rdev);
+u32 sumo_dpm_get_sclk(struct radeon_device *rdev, bool low);
+u32 sumo_dpm_get_mclk(struct radeon_device *rdev, bool low);
+void sumo_dpm_print_power_state(struct radeon_device *rdev,
+ struct radeon_ps *ps);
/*
* cayman
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 7e4377f..8e913a9 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -1046,6 +1046,9 @@
case CHIP_JUNIPER:
case CHIP_CYPRESS:
case CHIP_HEMLOCK:
+ case CHIP_PALM:
+ case CHIP_SUMO:
+ case CHIP_SUMO2:
case CHIP_BARTS:
case CHIP_TURKS:
case CHIP_CAICOS:
diff --git a/drivers/gpu/drm/radeon/sumo_dpm.c b/drivers/gpu/drm/radeon/sumo_dpm.c
new file mode 100644
index 0000000..fa2a72e1
--- /dev/null
+++ b/drivers/gpu/drm/radeon/sumo_dpm.c
@@ -0,0 +1,1677 @@
+/*
+ * Copyright 2012 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include "drmP.h"
+#include "radeon.h"
+#include "sumod.h"
+#include "r600_dpm.h"
+#include "cypress_dpm.h"
+#include "sumo_dpm.h"
+#include "atom.h"
+
+#define SUMO_MAX_DEEPSLEEP_DIVIDER_ID 5
+#define SUMO_MINIMUM_ENGINE_CLOCK 800
+#define BOOST_DPM_LEVEL 7
+
+static const u32 sumo_utc[SUMO_PM_NUMBER_OF_TC] =
+{
+ SUMO_UTC_DFLT_00,
+ SUMO_UTC_DFLT_01,
+ SUMO_UTC_DFLT_02,
+ SUMO_UTC_DFLT_03,
+ SUMO_UTC_DFLT_04,
+ SUMO_UTC_DFLT_05,
+ SUMO_UTC_DFLT_06,
+ SUMO_UTC_DFLT_07,
+ SUMO_UTC_DFLT_08,
+ SUMO_UTC_DFLT_09,
+ SUMO_UTC_DFLT_10,
+ SUMO_UTC_DFLT_11,
+ SUMO_UTC_DFLT_12,
+ SUMO_UTC_DFLT_13,
+ SUMO_UTC_DFLT_14,
+};
+
+static const u32 sumo_dtc[SUMO_PM_NUMBER_OF_TC] =
+{
+ SUMO_DTC_DFLT_00,
+ SUMO_DTC_DFLT_01,
+ SUMO_DTC_DFLT_02,
+ SUMO_DTC_DFLT_03,
+ SUMO_DTC_DFLT_04,
+ SUMO_DTC_DFLT_05,
+ SUMO_DTC_DFLT_06,
+ SUMO_DTC_DFLT_07,
+ SUMO_DTC_DFLT_08,
+ SUMO_DTC_DFLT_09,
+ SUMO_DTC_DFLT_10,
+ SUMO_DTC_DFLT_11,
+ SUMO_DTC_DFLT_12,
+ SUMO_DTC_DFLT_13,
+ SUMO_DTC_DFLT_14,
+};
+
+struct sumo_ps *sumo_get_ps(struct radeon_ps *rps)
+{
+ struct sumo_ps *ps = rps->ps_priv;
+
+ return ps;
+}
+
+struct sumo_power_info *sumo_get_pi(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = rdev->pm.dpm.priv;
+
+ return pi;
+}
+
+u32 sumo_get_xclk(struct radeon_device *rdev)
+{
+ return rdev->clock.spll.reference_freq;
+}
+
+static void sumo_gfx_clockgating_enable(struct radeon_device *rdev, bool enable)
+{
+ if (enable)
+ WREG32_P(SCLK_PWRMGT_CNTL, DYN_GFX_CLK_OFF_EN, ~DYN_GFX_CLK_OFF_EN);
+ else {
+ WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN);
+ WREG32_P(SCLK_PWRMGT_CNTL, GFX_CLK_FORCE_ON, ~GFX_CLK_FORCE_ON);
+ WREG32_P(SCLK_PWRMGT_CNTL, 0, ~GFX_CLK_FORCE_ON);
+ RREG32(GB_ADDR_CONFIG);
+ }
+}
+
+#define CGCG_CGTT_LOCAL0_MASK 0xE5BFFFFF
+#define CGCG_CGTT_LOCAL1_MASK 0xEFFF07FF
+
+static void sumo_mg_clockgating_enable(struct radeon_device *rdev, bool enable)
+{
+ u32 local0;
+ u32 local1;
+
+ local0 = RREG32(CG_CGTT_LOCAL_0);
+ local1 = RREG32(CG_CGTT_LOCAL_1);
+
+ if (enable) {
+ WREG32(CG_CGTT_LOCAL_0, (0 & CGCG_CGTT_LOCAL0_MASK) | (local0 & ~CGCG_CGTT_LOCAL0_MASK) );
+ WREG32(CG_CGTT_LOCAL_1, (0 & CGCG_CGTT_LOCAL1_MASK) | (local1 & ~CGCG_CGTT_LOCAL1_MASK) );
+ } else {
+ WREG32(CG_CGTT_LOCAL_0, (0xFFFFFFFF & CGCG_CGTT_LOCAL0_MASK) | (local0 & ~CGCG_CGTT_LOCAL0_MASK) );
+ WREG32(CG_CGTT_LOCAL_1, (0xFFFFCFFF & CGCG_CGTT_LOCAL1_MASK) | (local1 & ~CGCG_CGTT_LOCAL1_MASK) );
+ }
+}
+
+static void sumo_program_git(struct radeon_device *rdev)
+{
+ u32 p, u;
+ u32 xclk = sumo_get_xclk(rdev);
+
+ r600_calculate_u_and_p(SUMO_GICST_DFLT,
+ xclk, 16, &p, &u);
+
+ WREG32_P(CG_GIT, CG_GICST(p), ~CG_GICST_MASK);
+}
+
+static void sumo_program_grsd(struct radeon_device *rdev)
+{
+ u32 p, u;
+ u32 xclk = sumo_get_xclk(rdev);
+ u32 grs = 256 * 25 / 100;
+
+ r600_calculate_u_and_p(1, xclk, 14, &p, &u);
+
+ WREG32(CG_GCOOR, PHC(grs) | SDC(p) | SU(u));
+}
+
+static void sumo_gfx_clockgating_initialize(struct radeon_device *rdev)
+{
+ sumo_program_git(rdev);
+ sumo_program_grsd(rdev);
+}
+
+static void sumo_gfx_powergating_initialize(struct radeon_device *rdev)
+{
+ u32 rcu_pwr_gating_cntl;
+ u32 p, u;
+ u32 p_c, p_p, d_p;
+ u32 r_t, i_t;
+ u32 xclk = sumo_get_xclk(rdev);
+
+ if (rdev->family == CHIP_PALM) {
+ p_c = 4;
+ d_p = 10;
+ r_t = 10;
+ i_t = 4;
+ p_p = 50 + 1000/200 + 6 * 32;
+ } else {
+ p_c = 16;
+ d_p = 50;
+ r_t = 50;
+ i_t = 50;
+ p_p = 113;
+ }
+
+ WREG32(CG_SCRATCH2, 0x01B60A17);
+
+ r600_calculate_u_and_p(SUMO_GFXPOWERGATINGT_DFLT,
+ xclk, 16, &p, &u);
+
+ WREG32_P(CG_PWR_GATING_CNTL, PGP(p) | PGU(u),
+ ~(PGP_MASK | PGU_MASK));
+
+ r600_calculate_u_and_p(SUMO_VOLTAGEDROPT_DFLT,
+ xclk, 16, &p, &u);
+
+ WREG32_P(CG_CG_VOLTAGE_CNTL, PGP(p) | PGU(u),
+ ~(PGP_MASK | PGU_MASK));
+
+ if (rdev->family == CHIP_PALM) {
+ WREG32_RCU(RCU_PWR_GATING_SEQ0, 0x10103210);
+ WREG32_RCU(RCU_PWR_GATING_SEQ1, 0x10101010);
+ } else {
+ WREG32_RCU(RCU_PWR_GATING_SEQ0, 0x76543210);
+ WREG32_RCU(RCU_PWR_GATING_SEQ1, 0xFEDCBA98);
+ }
+
+ rcu_pwr_gating_cntl = RREG32_RCU(RCU_PWR_GATING_CNTL);
+ rcu_pwr_gating_cntl &=
+ ~(RSVD_MASK | PCV_MASK | PGS_MASK);
+ rcu_pwr_gating_cntl |= PCV(p_c) | PGS(1) | PWR_GATING_EN;
+ if (rdev->family == CHIP_PALM) {
+ rcu_pwr_gating_cntl &= ~PCP_MASK;
+ rcu_pwr_gating_cntl |= PCP(0x77);
+ }
+ WREG32_RCU(RCU_PWR_GATING_CNTL, rcu_pwr_gating_cntl);
+
+ rcu_pwr_gating_cntl = RREG32_RCU(RCU_PWR_GATING_CNTL_2);
+ rcu_pwr_gating_cntl &= ~(MPPU_MASK | MPPD_MASK);
+ rcu_pwr_gating_cntl |= MPPU(p_p) | MPPD(50);
+ WREG32_RCU(RCU_PWR_GATING_CNTL_2, rcu_pwr_gating_cntl);
+
+ rcu_pwr_gating_cntl = RREG32_RCU(RCU_PWR_GATING_CNTL_3);
+ rcu_pwr_gating_cntl &= ~(DPPU_MASK | DPPD_MASK);
+ rcu_pwr_gating_cntl |= DPPU(d_p) | DPPD(50);
+ WREG32_RCU(RCU_PWR_GATING_CNTL_3, rcu_pwr_gating_cntl);
+
+ rcu_pwr_gating_cntl = RREG32_RCU(RCU_PWR_GATING_CNTL_4);
+ rcu_pwr_gating_cntl &= ~(RT_MASK | IT_MASK);
+ rcu_pwr_gating_cntl |= RT(r_t) | IT(i_t);
+ WREG32_RCU(RCU_PWR_GATING_CNTL_4, rcu_pwr_gating_cntl);
+
+ if (rdev->family == CHIP_PALM)
+ WREG32_RCU(RCU_PWR_GATING_CNTL_5, 0xA02);
+
+ sumo_smu_pg_init(rdev);
+
+ rcu_pwr_gating_cntl = RREG32_RCU(RCU_PWR_GATING_CNTL);
+ rcu_pwr_gating_cntl &=
+ ~(RSVD_MASK | PCV_MASK | PGS_MASK);
+ rcu_pwr_gating_cntl |= PCV(p_c) | PGS(4) | PWR_GATING_EN;
+ if (rdev->family == CHIP_PALM) {
+ rcu_pwr_gating_cntl &= ~PCP_MASK;
+ rcu_pwr_gating_cntl |= PCP(0x77);
+ }
+ WREG32_RCU(RCU_PWR_GATING_CNTL, rcu_pwr_gating_cntl);
+
+ if (rdev->family == CHIP_PALM) {
+ rcu_pwr_gating_cntl = RREG32_RCU(RCU_PWR_GATING_CNTL_2);
+ rcu_pwr_gating_cntl &= ~(MPPU_MASK | MPPD_MASK);
+ rcu_pwr_gating_cntl |= MPPU(113) | MPPD(50);
+ WREG32_RCU(RCU_PWR_GATING_CNTL_2, rcu_pwr_gating_cntl);
+
+ rcu_pwr_gating_cntl = RREG32_RCU(RCU_PWR_GATING_CNTL_3);
+ rcu_pwr_gating_cntl &= ~(DPPU_MASK | DPPD_MASK);
+ rcu_pwr_gating_cntl |= DPPU(16) | DPPD(50);
+ WREG32_RCU(RCU_PWR_GATING_CNTL_3, rcu_pwr_gating_cntl);
+ }
+
+ sumo_smu_pg_init(rdev);
+
+ rcu_pwr_gating_cntl = RREG32_RCU(RCU_PWR_GATING_CNTL);
+ rcu_pwr_gating_cntl &=
+ ~(RSVD_MASK | PCV_MASK | PGS_MASK);
+ rcu_pwr_gating_cntl |= PGS(5) | PWR_GATING_EN;
+
+ if (rdev->family == CHIP_PALM) {
+ rcu_pwr_gating_cntl |= PCV(4);
+ rcu_pwr_gating_cntl &= ~PCP_MASK;
+ rcu_pwr_gating_cntl |= PCP(0x77);
+ } else
+ rcu_pwr_gating_cntl |= PCV(11);
+ WREG32_RCU(RCU_PWR_GATING_CNTL, rcu_pwr_gating_cntl);
+
+ if (rdev->family == CHIP_PALM) {
+ rcu_pwr_gating_cntl = RREG32_RCU(RCU_PWR_GATING_CNTL_2);
+ rcu_pwr_gating_cntl &= ~(MPPU_MASK | MPPD_MASK);
+ rcu_pwr_gating_cntl |= MPPU(113) | MPPD(50);
+ WREG32_RCU(RCU_PWR_GATING_CNTL_2, rcu_pwr_gating_cntl);
+
+ rcu_pwr_gating_cntl = RREG32_RCU(RCU_PWR_GATING_CNTL_3);
+ rcu_pwr_gating_cntl &= ~(DPPU_MASK | DPPD_MASK);
+ rcu_pwr_gating_cntl |= DPPU(22) | DPPD(50);
+ WREG32_RCU(RCU_PWR_GATING_CNTL_3, rcu_pwr_gating_cntl);
+ }
+
+ sumo_smu_pg_init(rdev);
+}
+
+static void sumo_gfx_powergating_enable(struct radeon_device *rdev, bool enable)
+{
+ if (enable)
+ WREG32_P(CG_PWR_GATING_CNTL, DYN_PWR_DOWN_EN, ~DYN_PWR_DOWN_EN);
+ else {
+ WREG32_P(CG_PWR_GATING_CNTL, 0, ~DYN_PWR_DOWN_EN);
+ RREG32(GB_ADDR_CONFIG);
+ }
+}
+
+static int sumo_enable_clock_power_gating(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ if (pi->enable_gfx_clock_gating)
+ sumo_gfx_clockgating_initialize(rdev);
+ if (pi->enable_gfx_power_gating)
+ sumo_gfx_powergating_initialize(rdev);
+ if (pi->enable_mg_clock_gating)
+ sumo_mg_clockgating_enable(rdev, true);
+ if (pi->enable_gfx_clock_gating)
+ sumo_gfx_clockgating_enable(rdev, true);
+ if (pi->enable_gfx_power_gating)
+ sumo_gfx_powergating_enable(rdev, true);
+
+ return 0;
+}
+
+static void sumo_disable_clock_power_gating(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ if (pi->enable_gfx_clock_gating)
+ sumo_gfx_clockgating_enable(rdev, false);
+ if (pi->enable_gfx_power_gating)
+ sumo_gfx_powergating_enable(rdev, false);
+ if (pi->enable_mg_clock_gating)
+ sumo_mg_clockgating_enable(rdev, false);
+}
+
+static void sumo_calculate_bsp(struct radeon_device *rdev,
+ u32 high_clk)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 xclk = sumo_get_xclk(rdev);
+
+ pi->pasi = 65535 * 100 / high_clk;
+ pi->asi = 65535 * 100 / high_clk;
+
+ r600_calculate_u_and_p(pi->asi,
+ xclk, 16, &pi->bsp, &pi->bsu);
+
+ r600_calculate_u_and_p(pi->pasi,
+ xclk, 16, &pi->pbsp, &pi->pbsu);
+
+ pi->dsp = BSP(pi->bsp) | BSU(pi->bsu);
+ pi->psp = BSP(pi->pbsp) | BSU(pi->pbsu);
+}
+
+static void sumo_init_bsp(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ WREG32(CG_BSP_0, pi->psp);
+}
+
+
+static void sumo_program_bsp(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ struct sumo_ps *ps = sumo_get_ps(rdev->pm.dpm.requested_ps);
+ u32 i;
+ u32 highest_engine_clock = ps->levels[ps->num_levels - 1].sclk;
+
+ if (ps->flags & SUMO_POWERSTATE_FLAGS_BOOST_STATE)
+ highest_engine_clock = pi->boost_pl.sclk;
+
+ sumo_calculate_bsp(rdev, highest_engine_clock);
+
+ for (i = 0; i < ps->num_levels - 1; i++)
+ WREG32(CG_BSP_0 + (i * 4), pi->dsp);
+
+ WREG32(CG_BSP_0 + (i * 4), pi->psp);
+
+ if (ps->flags & SUMO_POWERSTATE_FLAGS_BOOST_STATE)
+ WREG32(CG_BSP_0 + (BOOST_DPM_LEVEL * 4), pi->psp);
+}
+
+static void sumo_write_at(struct radeon_device *rdev,
+ u32 index, u32 value)
+{
+ if (index == 0)
+ WREG32(CG_AT_0, value);
+ else if (index == 1)
+ WREG32(CG_AT_1, value);
+ else if (index == 2)
+ WREG32(CG_AT_2, value);
+ else if (index == 3)
+ WREG32(CG_AT_3, value);
+ else if (index == 4)
+ WREG32(CG_AT_4, value);
+ else if (index == 5)
+ WREG32(CG_AT_5, value);
+ else if (index == 6)
+ WREG32(CG_AT_6, value);
+ else if (index == 7)
+ WREG32(CG_AT_7, value);
+}
+
+static void sumo_program_at(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ struct sumo_ps *ps = sumo_get_ps(rdev->pm.dpm.requested_ps);
+ u32 asi;
+ u32 i;
+ u32 m_a;
+ u32 a_t;
+ u32 r[SUMO_MAX_HARDWARE_POWERLEVELS];
+ u32 l[SUMO_MAX_HARDWARE_POWERLEVELS];
+
+ r[0] = SUMO_R_DFLT0;
+ r[1] = SUMO_R_DFLT1;
+ r[2] = SUMO_R_DFLT2;
+ r[3] = SUMO_R_DFLT3;
+ r[4] = SUMO_R_DFLT4;
+
+ l[0] = SUMO_L_DFLT0;
+ l[1] = SUMO_L_DFLT1;
+ l[2] = SUMO_L_DFLT2;
+ l[3] = SUMO_L_DFLT3;
+ l[4] = SUMO_L_DFLT4;
+
+ for (i = 0; i < ps->num_levels; i++) {
+ asi = (i == ps->num_levels - 1) ? pi->pasi : pi->asi;
+
+ m_a = asi * ps->levels[i].sclk / 100;
+
+ a_t = CG_R(m_a * r[i] / 100) | CG_L(m_a * l[i] / 100);
+
+ sumo_write_at(rdev, i, a_t);
+ }
+
+ if (ps->flags & SUMO_POWERSTATE_FLAGS_BOOST_STATE) {
+ asi = pi->pasi;
+
+ m_a = asi * pi->boost_pl.sclk / 100;
+
+ a_t = CG_R(m_a * r[ps->num_levels - 1] / 100) |
+ CG_L(m_a * l[ps->num_levels - 1] / 100);
+
+ sumo_write_at(rdev, BOOST_DPM_LEVEL, a_t);
+ }
+}
+
+static void sumo_program_tp(struct radeon_device *rdev)
+{
+ int i;
+ enum r600_td td = R600_TD_DFLT;
+
+ for (i = 0; i < SUMO_PM_NUMBER_OF_TC; i++) {
+ WREG32_P(CG_FFCT_0 + (i * 4), UTC_0(sumo_utc[i]), ~UTC_0_MASK);
+ WREG32_P(CG_FFCT_0 + (i * 4), DTC_0(sumo_dtc[i]), ~DTC_0_MASK);
+ }
+
+ if (td == R600_TD_AUTO)
+ WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_FORCE_TREND_SEL);
+ else
+ WREG32_P(SCLK_PWRMGT_CNTL, FIR_FORCE_TREND_SEL, ~FIR_FORCE_TREND_SEL);
+
+ if (td == R600_TD_UP)
+ WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_TREND_MODE);
+
+ if (td == R600_TD_DOWN)
+ WREG32_P(SCLK_PWRMGT_CNTL, FIR_TREND_MODE, ~FIR_TREND_MODE);
+}
+
+static void sumo_program_vc(struct radeon_device *rdev)
+{
+ WREG32(CG_FTV, SUMO_VRC_DFLT);
+}
+
+static void sumo_clear_vc(struct radeon_device *rdev)
+{
+ WREG32(CG_FTV, 0);
+}
+
+static void sumo_program_sstp(struct radeon_device *rdev)
+{
+ u32 p, u;
+ u32 xclk = sumo_get_xclk(rdev);
+
+ r600_calculate_u_and_p(SUMO_SST_DFLT,
+ xclk, 16, &p, &u);
+
+ WREG32(CG_SSP, SSTU(u) | SST(p));
+}
+
+static void sumo_set_divider_value(struct radeon_device *rdev,
+ u32 index, u32 divider)
+{
+ u32 reg_index = index / 4;
+ u32 field_index = index % 4;
+
+ if (field_index == 0)
+ WREG32_P(CG_SCLK_DPM_CTRL + (reg_index * 4),
+ SCLK_FSTATE_0_DIV(divider), ~SCLK_FSTATE_0_DIV_MASK);
+ else if (field_index == 1)
+ WREG32_P(CG_SCLK_DPM_CTRL + (reg_index * 4),
+ SCLK_FSTATE_1_DIV(divider), ~SCLK_FSTATE_1_DIV_MASK);
+ else if (field_index == 2)
+ WREG32_P(CG_SCLK_DPM_CTRL + (reg_index * 4),
+ SCLK_FSTATE_2_DIV(divider), ~SCLK_FSTATE_2_DIV_MASK);
+ else if (field_index == 3)
+ WREG32_P(CG_SCLK_DPM_CTRL + (reg_index * 4),
+ SCLK_FSTATE_3_DIV(divider), ~SCLK_FSTATE_3_DIV_MASK);
+}
+
+static void sumo_set_ds_dividers(struct radeon_device *rdev,
+ u32 index, u32 divider)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ if (pi->enable_sclk_ds) {
+ u32 dpm_ctrl = RREG32(CG_SCLK_DPM_CTRL_6);
+
+ dpm_ctrl &= ~(0x7 << (index * 3));
+ dpm_ctrl |= (divider << (index * 3));
+ WREG32(CG_SCLK_DPM_CTRL_6, dpm_ctrl);
+ }
+}
+
+static void sumo_set_ss_dividers(struct radeon_device *rdev,
+ u32 index, u32 divider)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ if (pi->enable_sclk_ds) {
+ u32 dpm_ctrl = RREG32(CG_SCLK_DPM_CTRL_11);
+
+ dpm_ctrl &= ~(0x7 << (index * 3));
+ dpm_ctrl |= (divider << (index * 3));
+ WREG32(CG_SCLK_DPM_CTRL_11, dpm_ctrl);
+ }
+}
+
+static void sumo_set_vid(struct radeon_device *rdev, u32 index, u32 vid)
+{
+ u32 voltage_cntl = RREG32(CG_DPM_VOLTAGE_CNTL);
+
+ voltage_cntl &= ~(DPM_STATE0_LEVEL_MASK << (index * 2));
+ voltage_cntl |= (vid << (DPM_STATE0_LEVEL_SHIFT + index * 2));
+ WREG32(CG_DPM_VOLTAGE_CNTL, voltage_cntl);
+}
+
+static void sumo_set_allos_gnb_slow(struct radeon_device *rdev, u32 index, u32 gnb_slow)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 temp = gnb_slow;
+ u32 cg_sclk_dpm_ctrl_3;
+
+ if (pi->driver_nbps_policy_disable)
+ temp = 1;
+
+ cg_sclk_dpm_ctrl_3 = RREG32(CG_SCLK_DPM_CTRL_3);
+ cg_sclk_dpm_ctrl_3 &= ~(GNB_SLOW_FSTATE_0_MASK << index);
+ cg_sclk_dpm_ctrl_3 |= (temp << (GNB_SLOW_FSTATE_0_SHIFT + index));
+
+ WREG32(CG_SCLK_DPM_CTRL_3, cg_sclk_dpm_ctrl_3);
+}
+
+static void sumo_program_power_level(struct radeon_device *rdev,
+ struct sumo_pl *pl, u32 index)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ int ret;
+ struct atom_clock_dividers dividers;
+ u32 ds_en = RREG32(DEEP_SLEEP_CNTL) & ENABLE_DS;
+
+ ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
+ pl->sclk, false, ÷rs);
+ if (ret)
+ return;
+
+ sumo_set_divider_value(rdev, index, dividers.post_div);
+
+ sumo_set_vid(rdev, index, pl->vddc_index);
+
+ if (pl->ss_divider_index == 0 || pl->ds_divider_index == 0) {
+ if (ds_en)
+ WREG32_P(DEEP_SLEEP_CNTL, 0, ~ENABLE_DS);
+ } else {
+ sumo_set_ss_dividers(rdev, index, pl->ss_divider_index);
+ sumo_set_ds_dividers(rdev, index, pl->ds_divider_index);
+
+ if (!ds_en)
+ WREG32_P(DEEP_SLEEP_CNTL, ENABLE_DS, ~ENABLE_DS);
+ }
+
+ sumo_set_allos_gnb_slow(rdev, index, pl->allow_gnb_slow);
+
+ if (pi->enable_boost)
+ sumo_set_tdp_limit(rdev, index, pl->sclk_dpm_tdp_limit);
+}
+
+static void sumo_power_level_enable(struct radeon_device *rdev, u32 index, bool enable)
+{
+ u32 reg_index = index / 4;
+ u32 field_index = index % 4;
+
+ if (field_index == 0)
+ WREG32_P(CG_SCLK_DPM_CTRL + (reg_index * 4),
+ enable ? SCLK_FSTATE_0_VLD : 0, ~SCLK_FSTATE_0_VLD);
+ else if (field_index == 1)
+ WREG32_P(CG_SCLK_DPM_CTRL + (reg_index * 4),
+ enable ? SCLK_FSTATE_1_VLD : 0, ~SCLK_FSTATE_1_VLD);
+ else if (field_index == 2)
+ WREG32_P(CG_SCLK_DPM_CTRL + (reg_index * 4),
+ enable ? SCLK_FSTATE_2_VLD : 0, ~SCLK_FSTATE_2_VLD);
+ else if (field_index == 3)
+ WREG32_P(CG_SCLK_DPM_CTRL + (reg_index * 4),
+ enable ? SCLK_FSTATE_3_VLD : 0, ~SCLK_FSTATE_3_VLD);
+}
+
+static bool sumo_dpm_enabled(struct radeon_device *rdev)
+{
+ if (RREG32(CG_SCLK_DPM_CTRL_3) & DPM_SCLK_ENABLE)
+ return true;
+ else
+ return false;
+}
+
+static void sumo_start_dpm(struct radeon_device *rdev)
+{
+ WREG32_P(CG_SCLK_DPM_CTRL_3, DPM_SCLK_ENABLE, ~DPM_SCLK_ENABLE);
+}
+
+static void sumo_stop_dpm(struct radeon_device *rdev)
+{
+ WREG32_P(CG_SCLK_DPM_CTRL_3, 0, ~DPM_SCLK_ENABLE);
+}
+
+static void sumo_set_forced_mode(struct radeon_device *rdev, bool enable)
+{
+ if (enable)
+ WREG32_P(CG_SCLK_DPM_CTRL_3, FORCE_SCLK_STATE_EN, ~FORCE_SCLK_STATE_EN);
+ else
+ WREG32_P(CG_SCLK_DPM_CTRL_3, 0, ~FORCE_SCLK_STATE_EN);
+}
+
+static void sumo_set_forced_mode_enabled(struct radeon_device *rdev)
+{
+ int i;
+
+ sumo_set_forced_mode(rdev, true);
+ for (i = 0; i < rdev->usec_timeout; i++) {
+ if (RREG32(CG_SCLK_STATUS) & SCLK_OVERCLK_DETECT)
+ break;
+ udelay(1);
+ }
+}
+
+static void sumo_wait_for_level_0(struct radeon_device *rdev)
+{
+ int i;
+
+ for (i = 0; i < rdev->usec_timeout; i++) {
+ if ((RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_SCLK_INDEX_MASK) == 0)
+ break;
+ udelay(1);
+ }
+ for (i = 0; i < rdev->usec_timeout; i++) {
+ if ((RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_INDEX_MASK) == 0)
+ break;
+ udelay(1);
+ }
+}
+
+static void sumo_set_forced_mode_disabled(struct radeon_device *rdev)
+{
+ sumo_set_forced_mode(rdev, false);
+}
+
+static void sumo_enable_power_level_0(struct radeon_device *rdev)
+{
+ sumo_power_level_enable(rdev, 0, true);
+}
+
+static void sumo_patch_boost_state(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ struct sumo_ps *new_ps = sumo_get_ps(rdev->pm.dpm.requested_ps);
+
+ if (new_ps->flags & SUMO_POWERSTATE_FLAGS_BOOST_STATE) {
+ pi->boost_pl = new_ps->levels[new_ps->num_levels - 1];
+ pi->boost_pl.sclk = pi->sys_info.boost_sclk;
+ pi->boost_pl.vddc_index = pi->sys_info.boost_vid_2bit;
+ pi->boost_pl.sclk_dpm_tdp_limit = pi->sys_info.sclk_dpm_tdp_limit_boost;
+ }
+}
+
+static void sumo_pre_notify_alt_vddnb_change(struct radeon_device *rdev)
+{
+ struct sumo_ps *new_ps = sumo_get_ps(rdev->pm.dpm.requested_ps);
+ struct sumo_ps *old_ps = sumo_get_ps(rdev->pm.dpm.current_ps);
+ u32 nbps1_old = 0;
+ u32 nbps1_new = 0;
+
+ if (old_ps != NULL)
+ nbps1_old = (old_ps->flags & SUMO_POWERSTATE_FLAGS_FORCE_NBPS1_STATE) ? 1 : 0;
+
+ nbps1_new = (new_ps->flags & SUMO_POWERSTATE_FLAGS_FORCE_NBPS1_STATE) ? 1 : 0;
+
+ if (nbps1_old == 1 && nbps1_new == 0)
+ sumo_smu_notify_alt_vddnb_change(rdev, 0, 0);
+}
+
+static void sumo_post_notify_alt_vddnb_change(struct radeon_device *rdev)
+{
+ struct sumo_ps *new_ps = sumo_get_ps(rdev->pm.dpm.requested_ps);
+ struct sumo_ps *old_ps = sumo_get_ps(rdev->pm.dpm.current_ps);
+ u32 nbps1_old = 0;
+ u32 nbps1_new = 0;
+
+ if (old_ps != NULL)
+ nbps1_old = (old_ps->flags & SUMO_POWERSTATE_FLAGS_FORCE_NBPS1_STATE)? 1 : 0;
+
+ nbps1_new = (new_ps->flags & SUMO_POWERSTATE_FLAGS_FORCE_NBPS1_STATE)? 1 : 0;
+
+ if (nbps1_old == 0 && nbps1_new == 1)
+ sumo_smu_notify_alt_vddnb_change(rdev, 1, 1);
+}
+
+static void sumo_enable_boost(struct radeon_device *rdev, bool enable)
+{
+ struct sumo_ps *new_ps = sumo_get_ps(rdev->pm.dpm.requested_ps);
+
+ if (enable) {
+ if (new_ps->flags & SUMO_POWERSTATE_FLAGS_BOOST_STATE)
+ sumo_boost_state_enable(rdev, true);
+ } else
+ sumo_boost_state_enable(rdev, false);
+}
+
+static void sumo_update_current_power_levels(struct radeon_device *rdev)
+{
+ struct sumo_ps *new_ps = sumo_get_ps(rdev->pm.dpm.requested_ps);
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ pi->current_ps = *new_ps;
+}
+
+static void sumo_set_forced_level(struct radeon_device *rdev, u32 index)
+{
+ WREG32_P(CG_SCLK_DPM_CTRL_3, FORCE_SCLK_STATE(index), ~FORCE_SCLK_STATE_MASK);
+}
+
+static void sumo_set_forced_level_0(struct radeon_device *rdev)
+{
+ sumo_set_forced_level(rdev, 0);
+}
+
+static void sumo_program_wl(struct radeon_device *rdev)
+{
+ struct sumo_ps *new_ps = sumo_get_ps(rdev->pm.dpm.requested_ps);
+ u32 dpm_ctrl4 = RREG32(CG_SCLK_DPM_CTRL_4);
+
+ dpm_ctrl4 &= 0xFFFFFF00;
+ dpm_ctrl4 |= (1 << (new_ps->num_levels - 1));
+
+ if (new_ps->flags & SUMO_POWERSTATE_FLAGS_BOOST_STATE)
+ dpm_ctrl4 |= (1 << BOOST_DPM_LEVEL);
+
+ WREG32(CG_SCLK_DPM_CTRL_4, dpm_ctrl4);
+}
+
+static void sumo_program_power_levels_0_to_n(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ struct sumo_ps *new_ps = sumo_get_ps(rdev->pm.dpm.requested_ps);
+ struct sumo_ps *old_ps = sumo_get_ps(rdev->pm.dpm.current_ps);
+ u32 i;
+ u32 n_current_state_levels = (old_ps == NULL) ? 1 : old_ps->num_levels;
+
+ for (i = 0; i < new_ps->num_levels; i++) {
+ sumo_program_power_level(rdev, &new_ps->levels[i], i);
+ sumo_power_level_enable(rdev, i, true);
+ }
+
+ for (i = new_ps->num_levels; i < n_current_state_levels; i++)
+ sumo_power_level_enable(rdev, i, false);
+
+ if (new_ps->flags & SUMO_POWERSTATE_FLAGS_BOOST_STATE)
+ sumo_program_power_level(rdev, &pi->boost_pl, BOOST_DPM_LEVEL);
+}
+
+static void sumo_enable_acpi_pm(struct radeon_device *rdev)
+{
+ WREG32_P(GENERAL_PWRMGT, STATIC_PM_EN, ~STATIC_PM_EN);
+}
+
+static void sumo_program_power_level_enter_state(struct radeon_device *rdev)
+{
+ WREG32_P(CG_SCLK_DPM_CTRL_5, SCLK_FSTATE_BOOTUP(0), ~SCLK_FSTATE_BOOTUP_MASK);
+}
+
+static void sumo_program_acpi_power_level(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ struct atom_clock_dividers dividers;
+ int ret;
+
+ ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM,
+ pi->acpi_pl.sclk,
+ false, ÷rs);
+ if (ret)
+ return;
+
+ WREG32_P(CG_ACPI_CNTL, SCLK_ACPI_DIV(dividers.post_div), ~SCLK_ACPI_DIV_MASK);
+ WREG32_P(CG_ACPI_VOLTAGE_CNTL, 0, ~ACPI_VOLTAGE_EN);
+}
+
+static void sumo_program_bootup_state(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 dpm_ctrl4 = RREG32(CG_SCLK_DPM_CTRL_4);
+ u32 i;
+
+ sumo_program_power_level(rdev, &pi->boot_pl, 0);
+
+ dpm_ctrl4 &= 0xFFFFFF00;
+ WREG32(CG_SCLK_DPM_CTRL_4, dpm_ctrl4);
+
+ for (i = 1; i < 8; i++)
+ sumo_power_level_enable(rdev, i, false);
+}
+
+static void sumo_take_smu_control(struct radeon_device *rdev, bool enable)
+{
+ u32 v = RREG32(DOUT_SCRATCH3);
+
+ if (enable)
+ v |= 0x4;
+ else
+ v &= 0xFFFFFFFB;
+
+ WREG32(DOUT_SCRATCH3, v);
+}
+
+static void sumo_enable_sclk_ds(struct radeon_device *rdev, bool enable)
+{
+ if (enable) {
+ u32 deep_sleep_cntl = RREG32(DEEP_SLEEP_CNTL);
+ u32 deep_sleep_cntl2 = RREG32(DEEP_SLEEP_CNTL2);
+ u32 t = 1;
+
+ deep_sleep_cntl &= ~R_DIS;
+ deep_sleep_cntl &= ~HS_MASK;
+ deep_sleep_cntl |= HS(t > 4095 ? 4095 : t);
+
+ deep_sleep_cntl2 |= LB_UFP_EN;
+ deep_sleep_cntl2 &= INOUT_C_MASK;
+ deep_sleep_cntl2 |= INOUT_C(0xf);
+
+ WREG32(DEEP_SLEEP_CNTL2, deep_sleep_cntl2);
+ WREG32(DEEP_SLEEP_CNTL, deep_sleep_cntl);
+ } else
+ WREG32_P(DEEP_SLEEP_CNTL, 0, ~ENABLE_DS);
+}
+
+static void sumo_program_bootup_at(struct radeon_device *rdev)
+{
+ WREG32_P(CG_AT_0, CG_R(0xffff), ~CG_R_MASK);
+ WREG32_P(CG_AT_0, CG_L(0), ~CG_L_MASK);
+}
+
+static void sumo_reset_am(struct radeon_device *rdev)
+{
+ WREG32_P(SCLK_PWRMGT_CNTL, FIR_RESET, ~FIR_RESET);
+}
+
+static void sumo_start_am(struct radeon_device *rdev)
+{
+ WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_RESET);
+}
+
+static void sumo_program_ttp(struct radeon_device *rdev)
+{
+ u32 xclk = sumo_get_xclk(rdev);
+ u32 p, u;
+ u32 cg_sclk_dpm_ctrl_5 = RREG32(CG_SCLK_DPM_CTRL_5);
+
+ r600_calculate_u_and_p(1000,
+ xclk, 16, &p, &u);
+
+ cg_sclk_dpm_ctrl_5 &= ~(TT_TP_MASK | TT_TU_MASK);
+ cg_sclk_dpm_ctrl_5 |= TT_TP(p) | TT_TU(u);
+
+ WREG32(CG_SCLK_DPM_CTRL_5, cg_sclk_dpm_ctrl_5);
+}
+
+static void sumo_program_ttt(struct radeon_device *rdev)
+{
+ u32 cg_sclk_dpm_ctrl_3 = RREG32(CG_SCLK_DPM_CTRL_3);
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ cg_sclk_dpm_ctrl_3 &= ~(GNB_TT_MASK | GNB_THERMTHRO_MASK);
+ cg_sclk_dpm_ctrl_3 |= GNB_TT(pi->thermal_auto_throttling + 49);
+
+ WREG32(CG_SCLK_DPM_CTRL_3, cg_sclk_dpm_ctrl_3);
+}
+
+
+static void sumo_enable_voltage_scaling(struct radeon_device *rdev, bool enable)
+{
+ if (enable) {
+ WREG32_P(CG_DPM_VOLTAGE_CNTL, DPM_VOLTAGE_EN, ~DPM_VOLTAGE_EN);
+ WREG32_P(CG_CG_VOLTAGE_CNTL, 0, ~CG_VOLTAGE_EN);
+ } else {
+ WREG32_P(CG_CG_VOLTAGE_CNTL, CG_VOLTAGE_EN, ~CG_VOLTAGE_EN);
+ WREG32_P(CG_DPM_VOLTAGE_CNTL, 0, ~DPM_VOLTAGE_EN);
+ }
+}
+
+static void sumo_override_cnb_thermal_events(struct radeon_device *rdev)
+{
+ WREG32_P(CG_SCLK_DPM_CTRL_3, CNB_THERMTHRO_MASK_SCLK,
+ ~CNB_THERMTHRO_MASK_SCLK);
+}
+
+static void sumo_program_dc_hto(struct radeon_device *rdev)
+{
+ u32 cg_sclk_dpm_ctrl_4 = RREG32(CG_SCLK_DPM_CTRL_4);
+ u32 p, u;
+ u32 xclk = sumo_get_xclk(rdev);
+
+ r600_calculate_u_and_p(100000,
+ xclk, 14, &p, &u);
+
+ cg_sclk_dpm_ctrl_4 &= ~(DC_HDC_MASK | DC_HU_MASK);
+ cg_sclk_dpm_ctrl_4 |= DC_HDC(p) | DC_HU(u);
+
+ WREG32(CG_SCLK_DPM_CTRL_4, cg_sclk_dpm_ctrl_4);
+}
+
+static void sumo_force_nbp_state(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ struct sumo_ps *new_ps = sumo_get_ps(rdev->pm.dpm.requested_ps);
+
+ if (!pi->driver_nbps_policy_disable) {
+ if (new_ps->flags & SUMO_POWERSTATE_FLAGS_FORCE_NBPS1_STATE)
+ WREG32_P(CG_SCLK_DPM_CTRL_3, FORCE_NB_PSTATE_1, ~FORCE_NB_PSTATE_1);
+ else
+ WREG32_P(CG_SCLK_DPM_CTRL_3, 0, ~FORCE_NB_PSTATE_1);
+ }
+}
+
+static u32 sumo_get_sleep_divider_from_id(u32 id)
+{
+ return 1 << id;
+}
+
+static u32 sumo_get_sleep_divider_id_from_clock(struct radeon_device *rdev,
+ u32 sclk,
+ u32 min_sclk_in_sr)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 i;
+ u32 temp;
+ u32 min = (min_sclk_in_sr > SUMO_MINIMUM_ENGINE_CLOCK) ?
+ min_sclk_in_sr : SUMO_MINIMUM_ENGINE_CLOCK;
+
+ if (sclk < min)
+ return 0;
+
+ if (!pi->enable_sclk_ds)
+ return 0;
+
+ for (i = SUMO_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) {
+ temp = sclk / sumo_get_sleep_divider_from_id(i);
+
+ if (temp >= min || i == 0)
+ break;
+ }
+ return i;
+}
+
+static u32 sumo_get_valid_engine_clock(struct radeon_device *rdev,
+ u32 lower_limit)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 i;
+
+ for (i = 0; i < pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries; i++) {
+ if (pi->sys_info.sclk_voltage_mapping_table.entries[i].sclk_frequency >= lower_limit)
+ return pi->sys_info.sclk_voltage_mapping_table.entries[i].sclk_frequency;
+ }
+
+ return pi->sys_info.sclk_voltage_mapping_table.entries[pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries - 1].sclk_frequency;
+}
+
+static void sumo_patch_thermal_state(struct radeon_device *rdev,
+ struct sumo_ps *ps,
+ struct sumo_ps *current_ps)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 sclk_in_sr = pi->sys_info.min_sclk; /* ??? */
+ u32 current_vddc;
+ u32 current_sclk;
+ u32 current_index = 0;
+
+ if (current_ps) {
+ current_vddc = current_ps->levels[current_index].vddc_index;
+ current_sclk = current_ps->levels[current_index].sclk;
+ } else {
+ current_vddc = pi->boot_pl.vddc_index;
+ current_sclk = pi->boot_pl.sclk;
+ }
+
+ ps->levels[0].vddc_index = current_vddc;
+
+ if (ps->levels[0].sclk > current_sclk)
+ ps->levels[0].sclk = current_sclk;
+
+ ps->levels[0].ss_divider_index =
+ sumo_get_sleep_divider_id_from_clock(rdev, ps->levels[0].sclk, sclk_in_sr);
+
+ ps->levels[0].ds_divider_index =
+ sumo_get_sleep_divider_id_from_clock(rdev, ps->levels[0].sclk, SUMO_MINIMUM_ENGINE_CLOCK);
+
+ if (ps->levels[0].ds_divider_index > ps->levels[0].ss_divider_index + 1)
+ ps->levels[0].ds_divider_index = ps->levels[0].ss_divider_index + 1;
+
+ if (ps->levels[0].ss_divider_index == ps->levels[0].ds_divider_index) {
+ if (ps->levels[0].ss_divider_index > 1)
+ ps->levels[0].ss_divider_index = ps->levels[0].ss_divider_index - 1;
+ }
+
+ if (ps->levels[0].ss_divider_index == 0)
+ ps->levels[0].ds_divider_index = 0;
+
+ if (ps->levels[0].ds_divider_index == 0)
+ ps->levels[0].ss_divider_index = 0;
+}
+
+static void sumo_apply_state_adjust_rules(struct radeon_device *rdev)
+{
+ struct radeon_ps *rps = rdev->pm.dpm.requested_ps;
+ struct sumo_ps *ps = sumo_get_ps(rps);
+ struct sumo_ps *current_ps = sumo_get_ps(rdev->pm.dpm.current_ps);
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 min_voltage = 0; /* ??? */
+ u32 min_sclk = pi->sys_info.min_sclk; /* XXX check against disp reqs */
+ u32 sclk_in_sr = pi->sys_info.min_sclk; /* ??? */
+ u32 i;
+
+ if (rps->class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
+ return sumo_patch_thermal_state(rdev, ps, current_ps);
+
+ if (pi->enable_boost) {
+ if (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE)
+ ps->flags |= SUMO_POWERSTATE_FLAGS_BOOST_STATE;
+ }
+
+ if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_BATTERY) ||
+ (rps->class & ATOM_PPLIB_CLASSIFICATION_SDSTATE) ||
+ (rps->class & ATOM_PPLIB_CLASSIFICATION_HDSTATE))
+ ps->flags |= SUMO_POWERSTATE_FLAGS_FORCE_NBPS1_STATE;
+
+ for (i = 0; i < ps->num_levels; i++) {
+ if (ps->levels[i].vddc_index < min_voltage)
+ ps->levels[i].vddc_index = min_voltage;
+
+ if (ps->levels[i].sclk < min_sclk)
+ ps->levels[i].sclk =
+ sumo_get_valid_engine_clock(rdev, min_sclk);
+
+ ps->levels[i].ss_divider_index =
+ sumo_get_sleep_divider_id_from_clock(rdev, ps->levels[i].sclk, sclk_in_sr);
+
+ ps->levels[i].ds_divider_index =
+ sumo_get_sleep_divider_id_from_clock(rdev, ps->levels[i].sclk, SUMO_MINIMUM_ENGINE_CLOCK);
+
+ if (ps->levels[i].ds_divider_index > ps->levels[i].ss_divider_index + 1)
+ ps->levels[i].ds_divider_index = ps->levels[i].ss_divider_index + 1;
+
+ if (ps->levels[i].ss_divider_index == ps->levels[i].ds_divider_index) {
+ if (ps->levels[i].ss_divider_index > 1)
+ ps->levels[i].ss_divider_index = ps->levels[i].ss_divider_index - 1;
+ }
+
+ if (ps->levels[i].ss_divider_index == 0)
+ ps->levels[i].ds_divider_index = 0;
+
+ if (ps->levels[i].ds_divider_index == 0)
+ ps->levels[i].ss_divider_index = 0;
+
+ if (ps->flags & SUMO_POWERSTATE_FLAGS_FORCE_NBPS1_STATE)
+ ps->levels[i].allow_gnb_slow = 1;
+ else if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) ||
+ (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_MVC))
+ ps->levels[i].allow_gnb_slow = 0;
+ else if (i == ps->num_levels - 1)
+ ps->levels[i].allow_gnb_slow = 0;
+ else
+ ps->levels[i].allow_gnb_slow = 1;
+ }
+}
+
+static void sumo_cleanup_asic(struct radeon_device *rdev)
+{
+ sumo_take_smu_control(rdev, false);
+}
+
+static int sumo_set_thermal_temperature_range(struct radeon_device *rdev,
+ int min_temp, int max_temp)
+{
+ int low_temp = 0 * 1000;
+ int high_temp = 255 * 1000;
+
+ if (low_temp < min_temp)
+ low_temp = min_temp;
+ if (high_temp > max_temp)
+ high_temp = max_temp;
+ if (high_temp < low_temp) {
+ DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
+ return -EINVAL;
+ }
+
+ WREG32_P(CG_THERMAL_INT, DIG_THERM_INTH(49 + (high_temp / 1000)), ~DIG_THERM_INTH_MASK);
+ WREG32_P(CG_THERMAL_INT, DIG_THERM_INTL(49 + (low_temp / 1000)), ~DIG_THERM_INTL_MASK);
+
+ rdev->pm.dpm.thermal.min_temp = low_temp;
+ rdev->pm.dpm.thermal.max_temp = high_temp;
+
+ return 0;
+}
+
+int sumo_dpm_enable(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ if (sumo_dpm_enabled(rdev))
+ return -EINVAL;
+
+ sumo_enable_clock_power_gating(rdev);
+ sumo_program_bootup_state(rdev);
+ sumo_init_bsp(rdev);
+ sumo_reset_am(rdev);
+ sumo_program_tp(rdev);
+ sumo_program_bootup_at(rdev);
+ sumo_start_am(rdev);
+ if (pi->enable_auto_thermal_throttling) {
+ sumo_program_ttp(rdev);
+ sumo_program_ttt(rdev);
+ }
+ sumo_program_dc_hto(rdev);
+ sumo_program_power_level_enter_state(rdev);
+ sumo_enable_voltage_scaling(rdev, true);
+ sumo_program_sstp(rdev);
+ sumo_program_vc(rdev);
+ sumo_override_cnb_thermal_events(rdev);
+ sumo_start_dpm(rdev);
+ sumo_wait_for_level_0(rdev);
+ if (pi->enable_sclk_ds)
+ sumo_enable_sclk_ds(rdev, true);
+ if (pi->enable_boost)
+ sumo_enable_boost_timer(rdev);
+
+ if (rdev->irq.installed &&
+ r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
+ sumo_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
+ rdev->irq.dpm_thermal = true;
+ radeon_irq_set(rdev);
+ }
+
+ return 0;
+}
+
+void sumo_dpm_disable(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ if (!sumo_dpm_enabled(rdev))
+ return;
+ sumo_disable_clock_power_gating(rdev);
+ if (pi->enable_sclk_ds)
+ sumo_enable_sclk_ds(rdev, false);
+ sumo_clear_vc(rdev);
+ sumo_wait_for_level_0(rdev);
+ sumo_stop_dpm(rdev);
+ sumo_enable_voltage_scaling(rdev, false);
+
+ if (rdev->irq.installed &&
+ r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
+ rdev->irq.dpm_thermal = false;
+ radeon_irq_set(rdev);
+ }
+}
+
+int sumo_dpm_set_power_state(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ if (pi->enable_dynamic_patch_ps)
+ sumo_apply_state_adjust_rules(rdev);
+ sumo_update_current_power_levels(rdev);
+ if (pi->enable_boost) {
+ sumo_enable_boost(rdev, false);
+ sumo_patch_boost_state(rdev);
+ }
+ if (pi->enable_dpm) {
+ sumo_pre_notify_alt_vddnb_change(rdev);
+ sumo_enable_power_level_0(rdev);
+ sumo_set_forced_level_0(rdev);
+ sumo_set_forced_mode_enabled(rdev);
+ sumo_wait_for_level_0(rdev);
+ sumo_program_power_levels_0_to_n(rdev);
+ sumo_program_wl(rdev);
+ sumo_program_bsp(rdev);
+ sumo_program_at(rdev);
+ sumo_force_nbp_state(rdev);
+ sumo_set_forced_mode_disabled(rdev);
+ sumo_set_forced_mode_enabled(rdev);
+ sumo_set_forced_mode_disabled(rdev);
+ sumo_post_notify_alt_vddnb_change(rdev);
+ }
+ if (pi->enable_boost)
+ sumo_enable_boost(rdev, true);
+
+ return 0;
+}
+
+void sumo_dpm_reset_asic(struct radeon_device *rdev)
+{
+ sumo_program_bootup_state(rdev);
+ sumo_enable_power_level_0(rdev);
+ sumo_set_forced_level_0(rdev);
+ sumo_set_forced_mode_enabled(rdev);
+ sumo_wait_for_level_0(rdev);
+ sumo_set_forced_mode_disabled(rdev);
+ sumo_set_forced_mode_enabled(rdev);
+ sumo_set_forced_mode_disabled(rdev);
+}
+
+void sumo_dpm_setup_asic(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ sumo_initialize_m3_arb(rdev);
+ pi->fw_version = sumo_get_running_fw_version(rdev);
+ DRM_INFO("Found smc ucode version: 0x%08x\n", pi->fw_version);
+ sumo_program_acpi_power_level(rdev);
+ sumo_enable_acpi_pm(rdev);
+ sumo_take_smu_control(rdev, true);
+}
+
+void sumo_dpm_display_configuration_changed(struct radeon_device *rdev)
+{
+
+}
+
+union power_info {
+ struct _ATOM_POWERPLAY_INFO info;
+ struct _ATOM_POWERPLAY_INFO_V2 info_2;
+ struct _ATOM_POWERPLAY_INFO_V3 info_3;
+ struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
+ struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
+ struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
+};
+
+union pplib_clock_info {
+ struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
+ struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
+ struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
+ struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
+};
+
+union pplib_power_state {
+ struct _ATOM_PPLIB_STATE v1;
+ struct _ATOM_PPLIB_STATE_V2 v2;
+};
+
+static void sumo_patch_boot_state(struct radeon_device *rdev,
+ struct sumo_ps *ps)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ ps->num_levels = 1;
+ ps->flags = 0;
+ ps->levels[0] = pi->boot_pl;
+}
+
+static void sumo_parse_pplib_non_clock_info(struct radeon_device *rdev,
+ struct radeon_ps *rps,
+ struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
+ u8 table_rev)
+{
+ struct sumo_ps *ps = sumo_get_ps(rps);
+
+ rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
+ rps->class = le16_to_cpu(non_clock_info->usClassification);
+ rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
+
+ if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
+ rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
+ rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
+ } else {
+ rps->vclk = 0;
+ rps->dclk = 0;
+ }
+
+ if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
+ rdev->pm.dpm.boot_ps = rps;
+ sumo_patch_boot_state(rdev, ps);
+ }
+ if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
+ rdev->pm.dpm.uvd_ps = rps;
+}
+
+static void sumo_parse_pplib_clock_info(struct radeon_device *rdev,
+ struct radeon_ps *rps, int index,
+ union pplib_clock_info *clock_info)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ struct sumo_ps *ps = sumo_get_ps(rps);
+ struct sumo_pl *pl = &ps->levels[index];
+ u32 sclk;
+
+ sclk = le16_to_cpu(clock_info->sumo.usEngineClockLow);
+ sclk |= clock_info->sumo.ucEngineClockHigh << 16;
+ pl->sclk = sclk;
+ pl->vddc_index = clock_info->sumo.vddcIndex;
+ pl->sclk_dpm_tdp_limit = clock_info->sumo.tdpLimit;
+
+ ps->num_levels = index + 1;
+
+ if (pi->enable_sclk_ds) {
+ pl->ds_divider_index = 5;
+ pl->ss_divider_index = 4;
+ }
+}
+
+static int sumo_parse_power_table(struct radeon_device *rdev)
+{
+ struct radeon_mode_info *mode_info = &rdev->mode_info;
+ struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
+ union pplib_power_state *power_state;
+ int i, j, k, non_clock_array_index, clock_array_index;
+ union pplib_clock_info *clock_info;
+ struct _StateArray *state_array;
+ struct _ClockInfoArray *clock_info_array;
+ struct _NonClockInfoArray *non_clock_info_array;
+ union power_info *power_info;
+ int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
+ u16 data_offset;
+ u8 frev, crev;
+ u8 *power_state_offset;
+ struct sumo_ps *ps;
+
+ if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
+ &frev, &crev, &data_offset))
+ return -EINVAL;
+ power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
+
+ state_array = (struct _StateArray *)
+ (mode_info->atom_context->bios + data_offset +
+ le16_to_cpu(power_info->pplib.usStateArrayOffset));
+ clock_info_array = (struct _ClockInfoArray *)
+ (mode_info->atom_context->bios + data_offset +
+ le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
+ non_clock_info_array = (struct _NonClockInfoArray *)
+ (mode_info->atom_context->bios + data_offset +
+ le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
+
+ rdev->pm.dpm.ps = kzalloc(sizeof(struct radeon_ps) *
+ state_array->ucNumEntries, GFP_KERNEL);
+ if (!rdev->pm.dpm.ps)
+ return -ENOMEM;
+ power_state_offset = (u8 *)state_array->states;
+ rdev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps);
+ rdev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime);
+ rdev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime);
+ for (i = 0; i < state_array->ucNumEntries; i++) {
+ power_state = (union pplib_power_state *)power_state_offset;
+ non_clock_array_index = power_state->v2.nonClockInfoIndex;
+ non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
+ &non_clock_info_array->nonClockInfo[non_clock_array_index];
+ if (!rdev->pm.power_state[i].clock_info)
+ return -EINVAL;
+ ps = kzalloc(sizeof(struct sumo_ps), GFP_KERNEL);
+ if (ps == NULL) {
+ kfree(rdev->pm.dpm.ps);
+ return -ENOMEM;
+ }
+ rdev->pm.dpm.ps[i].ps_priv = ps;
+ k = 0;
+ for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
+ clock_array_index = power_state->v2.clockInfoIndex[j];
+ if (k >= SUMO_MAX_HARDWARE_POWERLEVELS)
+ break;
+ clock_info = (union pplib_clock_info *)
+ &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
+ sumo_parse_pplib_clock_info(rdev,
+ &rdev->pm.dpm.ps[i], k,
+ clock_info);
+ k++;
+ }
+ sumo_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
+ non_clock_info,
+ non_clock_info_array->ucEntrySize);
+ power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
+ }
+ rdev->pm.dpm.num_ps = state_array->ucNumEntries;
+ return 0;
+}
+
+static u32 sumo_convert_vid2_to_vid7(struct radeon_device *rdev, u32 vid_2bit)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 i;
+
+ for (i = 0; i < pi->sys_info.vid_mapping_table.num_entries; i++) {
+ if (pi->sys_info.vid_mapping_table.entries[i].vid_2bit == vid_2bit)
+ return pi->sys_info.vid_mapping_table.entries[i].vid_7bit;
+ }
+
+ return pi->sys_info.vid_mapping_table.entries[pi->sys_info.vid_mapping_table.num_entries - 1].vid_7bit;
+}
+
+static u16 sumo_convert_voltage_index_to_value(struct radeon_device *rdev,
+ u32 vid_2bit)
+{
+ u32 vid_7bit = sumo_convert_vid2_to_vid7(rdev, vid_2bit);
+
+ if (vid_7bit > 0x7C)
+ return 0;
+
+ return (15500 - vid_7bit * 125 + 5) / 10;
+}
+
+static void sumo_construct_display_voltage_mapping_table(struct radeon_device *rdev,
+ ATOM_CLK_VOLT_CAPABILITY *table)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 i;
+
+ for (i = 0; i < SUMO_MAX_NUMBER_VOLTAGES; i++) {
+ if (table[i].ulMaximumSupportedCLK == 0)
+ break;
+
+ pi->sys_info.disp_clk_voltage_mapping_table.display_clock_frequency[i] =
+ table[i].ulMaximumSupportedCLK;
+ }
+
+ pi->sys_info.disp_clk_voltage_mapping_table.num_max_voltage_levels = i;
+
+ if (pi->sys_info.disp_clk_voltage_mapping_table.num_max_voltage_levels == 0) {
+ pi->sys_info.disp_clk_voltage_mapping_table.display_clock_frequency[0] = 80000;
+ pi->sys_info.disp_clk_voltage_mapping_table.num_max_voltage_levels = 1;
+ }
+}
+
+static void sumo_construct_sclk_voltage_mapping_table(struct radeon_device *rdev,
+ ATOM_AVAILABLE_SCLK_LIST *table)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 i;
+ u32 n = 0;
+ u32 prev_sclk = 0;
+
+ for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++) {
+ if (table[i].ulSupportedSCLK > prev_sclk) {
+ pi->sys_info.sclk_voltage_mapping_table.entries[n].sclk_frequency =
+ table[i].ulSupportedSCLK;
+ pi->sys_info.sclk_voltage_mapping_table.entries[n].vid_2bit =
+ table[i].usVoltageIndex;
+ prev_sclk = table[i].ulSupportedSCLK;
+ n++;
+ }
+ }
+
+ pi->sys_info.sclk_voltage_mapping_table.num_max_dpm_entries = n;
+}
+
+static void sumo_construct_vid_mapping_table(struct radeon_device *rdev,
+ ATOM_AVAILABLE_SCLK_LIST *table)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 i, j;
+
+ for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++) {
+ if (table[i].ulSupportedSCLK != 0) {
+ pi->sys_info.vid_mapping_table.entries[table[i].usVoltageIndex].vid_7bit =
+ table[i].usVoltageID;
+ pi->sys_info.vid_mapping_table.entries[table[i].usVoltageIndex].vid_2bit =
+ table[i].usVoltageIndex;
+ }
+ }
+
+ for (i = 0; i < SUMO_MAX_NUMBER_VOLTAGES; i++) {
+ if (pi->sys_info.vid_mapping_table.entries[i].vid_7bit == 0) {
+ for (j = i + 1; j < SUMO_MAX_NUMBER_VOLTAGES; j++) {
+ if (pi->sys_info.vid_mapping_table.entries[j].vid_7bit != 0) {
+ pi->sys_info.vid_mapping_table.entries[i] =
+ pi->sys_info.vid_mapping_table.entries[j];
+ pi->sys_info.vid_mapping_table.entries[j].vid_7bit = 0;
+ break;
+ }
+ }
+
+ if (j == SUMO_MAX_NUMBER_VOLTAGES)
+ break;
+ }
+ }
+
+ pi->sys_info.vid_mapping_table.num_entries = i;
+}
+
+union igp_info {
+ struct _ATOM_INTEGRATED_SYSTEM_INFO info;
+ struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2;
+ struct _ATOM_INTEGRATED_SYSTEM_INFO_V5 info_5;
+ struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6;
+};
+
+static int sumo_parse_sys_info_table(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ struct radeon_mode_info *mode_info = &rdev->mode_info;
+ int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
+ union igp_info *igp_info;
+ u8 frev, crev;
+ u16 data_offset;
+ int i;
+
+ if (atom_parse_data_header(mode_info->atom_context, index, NULL,
+ &frev, &crev, &data_offset)) {
+ igp_info = (union igp_info *)(mode_info->atom_context->bios +
+ data_offset);
+
+ if (crev != 6) {
+ DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
+ return -EINVAL;
+ }
+ pi->sys_info.bootup_sclk = le32_to_cpu(igp_info->info_6.ulBootUpEngineClock);
+ pi->sys_info.min_sclk = le32_to_cpu(igp_info->info_6.ulMinEngineClock);
+ pi->sys_info.bootup_uma_clk = le32_to_cpu(igp_info->info_6.ulBootUpUMAClock);
+ pi->sys_info.bootup_nb_voltage_index =
+ le16_to_cpu(igp_info->info_6.usBootUpNBVoltage);
+ if (igp_info->info_6.ucHtcTmpLmt == 0)
+ pi->sys_info.htc_tmp_lmt = 203;
+ else
+ pi->sys_info.htc_tmp_lmt = igp_info->info_6.ucHtcTmpLmt;
+ if (igp_info->info_6.ucHtcHystLmt == 0)
+ pi->sys_info.htc_hyst_lmt = 5;
+ else
+ pi->sys_info.htc_hyst_lmt = igp_info->info_6.ucHtcHystLmt;
+ if (pi->sys_info.htc_tmp_lmt <= pi->sys_info.htc_hyst_lmt) {
+ DRM_ERROR("The htcTmpLmt should be larger than htcHystLmt.\n");
+ }
+ for (i = 0; i < NUMBER_OF_M3ARB_PARAM_SETS; i++) {
+ pi->sys_info.csr_m3_arb_cntl_default[i] =
+ le32_to_cpu(igp_info->info_6.ulCSR_M3_ARB_CNTL_DEFAULT[i]);
+ pi->sys_info.csr_m3_arb_cntl_uvd[i] =
+ le32_to_cpu(igp_info->info_6.ulCSR_M3_ARB_CNTL_UVD[i]);
+ pi->sys_info.csr_m3_arb_cntl_fs3d[i] =
+ le32_to_cpu(igp_info->info_6.ulCSR_M3_ARB_CNTL_FS3D[i]);
+ }
+ pi->sys_info.sclk_dpm_boost_margin =
+ le32_to_cpu(igp_info->info_6.SclkDpmBoostMargin);
+ pi->sys_info.sclk_dpm_throttle_margin =
+ le32_to_cpu(igp_info->info_6.SclkDpmThrottleMargin);
+ pi->sys_info.sclk_dpm_tdp_limit_pg =
+ le16_to_cpu(igp_info->info_6.SclkDpmTdpLimitPG);
+ pi->sys_info.gnb_tdp_limit = le16_to_cpu(igp_info->info_6.GnbTdpLimit);
+ pi->sys_info.sclk_dpm_tdp_limit_boost =
+ le16_to_cpu(igp_info->info_6.SclkDpmTdpLimitBoost);
+ pi->sys_info.boost_sclk = le32_to_cpu(igp_info->info_6.ulBoostEngineCLock);
+ pi->sys_info.boost_vid_2bit = igp_info->info_6.ulBoostVid_2bit;
+ if (igp_info->info_6.EnableBoost)
+ pi->sys_info.enable_boost = true;
+ else
+ pi->sys_info.enable_boost = false;
+ sumo_construct_display_voltage_mapping_table(rdev,
+ igp_info->info_6.sDISPCLK_Voltage);
+ sumo_construct_sclk_voltage_mapping_table(rdev,
+ igp_info->info_6.sAvail_SCLK);
+ sumo_construct_vid_mapping_table(rdev, igp_info->info_6.sAvail_SCLK);
+
+ }
+ return 0;
+}
+
+static void sumo_construct_boot_and_acpi_state(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ pi->boot_pl.sclk = pi->sys_info.bootup_sclk;
+ pi->boot_pl.vddc_index = pi->sys_info.bootup_nb_voltage_index;
+ pi->boot_pl.ds_divider_index = 0;
+ pi->boot_pl.ss_divider_index = 0;
+ pi->boot_pl.allow_gnb_slow = 1;
+ pi->acpi_pl = pi->boot_pl;
+ pi->current_ps.num_levels = 1;
+ pi->current_ps.levels[0] = pi->boot_pl;
+}
+
+int sumo_dpm_init(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi;
+ u32 hw_rev = (RREG32(HW_REV) & ATI_REV_ID_MASK) >> ATI_REV_ID_SHIFT;
+ int ret;
+
+ pi = kzalloc(sizeof(struct sumo_power_info), GFP_KERNEL);
+ if (pi == NULL)
+ return -ENOMEM;
+ rdev->pm.dpm.priv = pi;
+
+ pi->driver_nbps_policy_disable = false;
+ if ((rdev->family == CHIP_PALM) && (hw_rev < 3))
+ pi->disable_gfx_power_gating_in_uvd = true;
+ else
+ pi->disable_gfx_power_gating_in_uvd = false;
+ pi->enable_alt_vddnb = true;
+ pi->enable_sclk_ds = true;
+ pi->enable_dynamic_m3_arbiter = false;
+ pi->enable_dynamic_patch_ps = true;
+ pi->enable_gfx_power_gating = true;
+ pi->enable_gfx_clock_gating = true;
+ pi->enable_mg_clock_gating = true;
+ pi->enable_auto_thermal_throttling = true;
+
+ ret = sumo_parse_sys_info_table(rdev);
+ if (ret)
+ return ret;
+
+ sumo_construct_boot_and_acpi_state(rdev);
+
+ ret = sumo_parse_power_table(rdev);
+ if (ret)
+ return ret;
+
+ pi->pasi = CYPRESS_HASI_DFLT;
+ pi->asi = RV770_ASI_DFLT;
+ pi->thermal_auto_throttling = pi->sys_info.htc_tmp_lmt;
+ pi->enable_boost = pi->sys_info.enable_boost;
+ pi->enable_dpm = true;
+
+ return 0;
+}
+
+void sumo_dpm_print_power_state(struct radeon_device *rdev,
+ struct radeon_ps *rps)
+{
+ int i;
+ struct sumo_ps *ps = sumo_get_ps(rps);
+
+ r600_dpm_print_class_info(rps->class, rps->class2);
+ r600_dpm_print_cap_info(rps->caps);
+ printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
+ for (i = 0; i < ps->num_levels; i++) {
+ struct sumo_pl *pl = &ps->levels[i];
+ printk("\t\tpower level %d sclk: %u vddc: %u\n",
+ i, pl->sclk,
+ sumo_convert_voltage_index_to_value(rdev, pl->vddc_index));
+ }
+ r600_dpm_print_ps_status(rdev, rps);
+}
+
+void sumo_dpm_fini(struct radeon_device *rdev)
+{
+ int i;
+
+ sumo_cleanup_asic(rdev); /* ??? */
+
+ for (i = 0; i < rdev->pm.dpm.num_ps; i++) {
+ kfree(rdev->pm.dpm.ps[i].ps_priv);
+ }
+ kfree(rdev->pm.dpm.ps);
+ kfree(rdev->pm.dpm.priv);
+}
+
+u32 sumo_dpm_get_sclk(struct radeon_device *rdev, bool low)
+{
+ struct sumo_ps *requested_state = sumo_get_ps(rdev->pm.dpm.requested_ps);
+
+ if (low)
+ return requested_state->levels[0].sclk;
+ else
+ return requested_state->levels[requested_state->num_levels - 1].sclk;
+}
+
+u32 sumo_dpm_get_mclk(struct radeon_device *rdev, bool low)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+
+ return pi->sys_info.bootup_uma_clk;
+}
diff --git a/drivers/gpu/drm/radeon/sumo_dpm.h b/drivers/gpu/drm/radeon/sumo_dpm.h
new file mode 100644
index 0000000..561bee1
--- /dev/null
+++ b/drivers/gpu/drm/radeon/sumo_dpm.h
@@ -0,0 +1,199 @@
+/*
+ * Copyright 2012 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+#ifndef __SUMO_DPM_H__
+#define __SUMO_DPM_H__
+
+#define SUMO_MAX_HARDWARE_POWERLEVELS 5
+#define SUMO_PM_NUMBER_OF_TC 15
+
+struct sumo_pl {
+ u32 sclk;
+ u32 vddc_index;
+ u32 ds_divider_index;
+ u32 ss_divider_index;
+ u32 allow_gnb_slow;
+ u32 sclk_dpm_tdp_limit;
+};
+
+/* used for the flags field */
+#define SUMO_POWERSTATE_FLAGS_FORCE_NBPS1_STATE (1 << 0)
+#define SUMO_POWERSTATE_FLAGS_BOOST_STATE (1 << 1)
+
+struct sumo_ps {
+ struct sumo_pl levels[SUMO_MAX_HARDWARE_POWERLEVELS];
+ u32 num_levels;
+ /* flags */
+ u32 flags;
+};
+
+#define NUMBER_OF_M3ARB_PARAM_SETS 10
+#define SUMO_MAX_NUMBER_VOLTAGES 4
+
+struct sumo_disp_clock_voltage_mapping_table {
+ u32 num_max_voltage_levels;
+ u32 display_clock_frequency[SUMO_MAX_NUMBER_VOLTAGES];
+};
+
+struct sumo_vid_mapping_entry {
+ u16 vid_2bit;
+ u16 vid_7bit;
+};
+
+struct sumo_vid_mapping_table {
+ u32 num_entries;
+ struct sumo_vid_mapping_entry entries[SUMO_MAX_NUMBER_VOLTAGES];
+};
+
+struct sumo_sclk_voltage_mapping_entry {
+ u32 sclk_frequency;
+ u16 vid_2bit;
+ u16 rsv;
+};
+
+struct sumo_sclk_voltage_mapping_table {
+ u32 num_max_dpm_entries;
+ struct sumo_sclk_voltage_mapping_entry entries[SUMO_MAX_HARDWARE_POWERLEVELS];
+};
+
+struct sumo_sys_info {
+ u32 bootup_sclk;
+ u32 min_sclk;
+ u32 bootup_uma_clk;
+ u16 bootup_nb_voltage_index;
+ u8 htc_tmp_lmt;
+ u8 htc_hyst_lmt;
+ struct sumo_sclk_voltage_mapping_table sclk_voltage_mapping_table;
+ struct sumo_disp_clock_voltage_mapping_table disp_clk_voltage_mapping_table;
+ struct sumo_vid_mapping_table vid_mapping_table;
+ u32 csr_m3_arb_cntl_default[NUMBER_OF_M3ARB_PARAM_SETS];
+ u32 csr_m3_arb_cntl_uvd[NUMBER_OF_M3ARB_PARAM_SETS];
+ u32 csr_m3_arb_cntl_fs3d[NUMBER_OF_M3ARB_PARAM_SETS];
+ u32 sclk_dpm_boost_margin;
+ u32 sclk_dpm_throttle_margin;
+ u32 sclk_dpm_tdp_limit_pg;
+ u32 gnb_tdp_limit;
+ u32 sclk_dpm_tdp_limit_boost;
+ u32 boost_sclk;
+ u32 boost_vid_2bit;
+ bool enable_boost;
+};
+
+struct sumo_power_info {
+ u32 asi;
+ u32 pasi;
+ u32 bsp;
+ u32 bsu;
+ u32 pbsp;
+ u32 pbsu;
+ u32 dsp;
+ u32 psp;
+ u32 thermal_auto_throttling;
+ u32 uvd_m3_arbiter;
+ u32 fw_version;
+ struct sumo_sys_info sys_info;
+ struct sumo_pl acpi_pl;
+ struct sumo_pl boot_pl;
+ struct sumo_pl boost_pl;
+ struct sumo_ps current_ps;
+ bool disable_gfx_power_gating_in_uvd;
+ bool driver_nbps_policy_disable;
+ bool enable_alt_vddnb;
+ bool enable_dynamic_m3_arbiter;
+ bool enable_gfx_clock_gating;
+ bool enable_gfx_power_gating;
+ bool enable_mg_clock_gating;
+ bool enable_sclk_ds;
+ bool enable_auto_thermal_throttling;
+ bool enable_dynamic_patch_ps;
+ bool enable_dpm;
+ bool enable_boost;
+};
+
+#define SUMO_UTC_DFLT_00 0x48
+#define SUMO_UTC_DFLT_01 0x44
+#define SUMO_UTC_DFLT_02 0x44
+#define SUMO_UTC_DFLT_03 0x44
+#define SUMO_UTC_DFLT_04 0x44
+#define SUMO_UTC_DFLT_05 0x44
+#define SUMO_UTC_DFLT_06 0x44
+#define SUMO_UTC_DFLT_07 0x44
+#define SUMO_UTC_DFLT_08 0x44
+#define SUMO_UTC_DFLT_09 0x44
+#define SUMO_UTC_DFLT_10 0x44
+#define SUMO_UTC_DFLT_11 0x44
+#define SUMO_UTC_DFLT_12 0x44
+#define SUMO_UTC_DFLT_13 0x44
+#define SUMO_UTC_DFLT_14 0x44
+
+#define SUMO_DTC_DFLT_00 0x48
+#define SUMO_DTC_DFLT_01 0x44
+#define SUMO_DTC_DFLT_02 0x44
+#define SUMO_DTC_DFLT_03 0x44
+#define SUMO_DTC_DFLT_04 0x44
+#define SUMO_DTC_DFLT_05 0x44
+#define SUMO_DTC_DFLT_06 0x44
+#define SUMO_DTC_DFLT_07 0x44
+#define SUMO_DTC_DFLT_08 0x44
+#define SUMO_DTC_DFLT_09 0x44
+#define SUMO_DTC_DFLT_10 0x44
+#define SUMO_DTC_DFLT_11 0x44
+#define SUMO_DTC_DFLT_12 0x44
+#define SUMO_DTC_DFLT_13 0x44
+#define SUMO_DTC_DFLT_14 0x44
+
+#define SUMO_AH_DFLT 5
+
+#define SUMO_R_DFLT0 70
+#define SUMO_R_DFLT1 70
+#define SUMO_R_DFLT2 70
+#define SUMO_R_DFLT3 70
+#define SUMO_R_DFLT4 100
+
+#define SUMO_L_DFLT0 0
+#define SUMO_L_DFLT1 20
+#define SUMO_L_DFLT2 20
+#define SUMO_L_DFLT3 20
+#define SUMO_L_DFLT4 20
+#define SUMO_VRC_DFLT 0x30033
+#define SUMO_MGCGTTLOCAL0_DFLT 0
+#define SUMO_MGCGTTLOCAL1_DFLT 0
+#define SUMO_GICST_DFLT 19
+#define SUMO_SST_DFLT 8
+#define SUMO_VOLTAGEDROPT_DFLT 1
+#define SUMO_GFXPOWERGATINGT_DFLT 100
+
+/* sumo_dpm.c */
+u32 sumo_get_xclk(struct radeon_device *rdev);
+
+
+/* sumo_smc.c */
+void sumo_initialize_m3_arb(struct radeon_device *rdev);
+void sumo_smu_pg_init(struct radeon_device *rdev);
+void sumo_set_tdp_limit(struct radeon_device *rdev, u32 index, u32 tdp_limit);
+void sumo_smu_notify_alt_vddnb_change(struct radeon_device *rdev,
+ bool powersaving, bool force_nbps1);
+void sumo_boost_state_enable(struct radeon_device *rdev, bool enable);
+void sumo_enable_boost_timer(struct radeon_device *rdev);
+u32 sumo_get_running_fw_version(struct radeon_device *rdev);
+
+#endif
diff --git a/drivers/gpu/drm/radeon/sumo_smc.c b/drivers/gpu/drm/radeon/sumo_smc.c
new file mode 100644
index 0000000..7abbca6
--- /dev/null
+++ b/drivers/gpu/drm/radeon/sumo_smc.c
@@ -0,0 +1,224 @@
+/*
+ * Copyright 2012 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include <linux/firmware.h>
+#include "drmP.h"
+#include "radeon.h"
+#include "sumod.h"
+#include "sumo_dpm.h"
+#include "ppsmc.h"
+#include "radeon_ucode.h"
+
+#define SUMO_SMU_SERVICE_ROUTINE_PG_INIT 1
+#define SUMO_SMU_SERVICE_ROUTINE_ALTVDDNB_NOTIFY 27
+#define SUMO_SMU_SERVICE_ROUTINE_GFX_SRV_ID_20 20
+
+struct sumo_ps *sumo_get_ps(struct radeon_ps *rps);
+struct sumo_power_info *sumo_get_pi(struct radeon_device *rdev);
+
+static void sumo_send_msg_to_smu(struct radeon_device *rdev, u32 id)
+{
+ u32 gfx_int_req;
+ int i;
+
+ for (i = 0; i < rdev->usec_timeout; i++) {
+ if (RREG32(GFX_INT_STATUS) & INT_DONE)
+ break;
+ udelay(1);
+ }
+
+ gfx_int_req = SERV_INDEX(id) | INT_REQ;
+ WREG32(GFX_INT_REQ, gfx_int_req);
+
+ for (i = 0; i < rdev->usec_timeout; i++) {
+ if (RREG32(GFX_INT_REQ) & INT_REQ)
+ break;
+ udelay(1);
+ }
+
+ for (i = 0; i < rdev->usec_timeout; i++) {
+ if (RREG32(GFX_INT_STATUS) & INT_ACK)
+ break;
+ udelay(1);
+ }
+
+ for (i = 0; i < rdev->usec_timeout; i++) {
+ if (RREG32(GFX_INT_STATUS) & INT_DONE)
+ break;
+ udelay(1);
+ }
+
+ gfx_int_req &= ~INT_REQ;
+ WREG32(GFX_INT_REQ, gfx_int_req);
+}
+
+void sumo_initialize_m3_arb(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 i;
+
+ if (!pi->enable_dynamic_m3_arbiter)
+ return;
+
+ for (i = 0; i < NUMBER_OF_M3ARB_PARAM_SETS; i++)
+ WREG32_RCU(MCU_M3ARB_PARAMS + (i * 4),
+ pi->sys_info.csr_m3_arb_cntl_default[i]);
+
+ for (; i < NUMBER_OF_M3ARB_PARAM_SETS * 2; i++)
+ WREG32_RCU(MCU_M3ARB_PARAMS + (i * 4),
+ pi->sys_info.csr_m3_arb_cntl_uvd[i % NUMBER_OF_M3ARB_PARAM_SETS]);
+
+ for (; i < NUMBER_OF_M3ARB_PARAM_SETS * 3; i++)
+ WREG32_RCU(MCU_M3ARB_PARAMS + (i * 4),
+ pi->sys_info.csr_m3_arb_cntl_fs3d[i % NUMBER_OF_M3ARB_PARAM_SETS]);
+}
+
+static bool sumo_is_alt_vddnb_supported(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ bool return_code = false;
+
+ if (!pi->enable_alt_vddnb)
+ return return_code;
+
+ if ((rdev->family == CHIP_SUMO) || (rdev->family == CHIP_SUMO2)) {
+ if (pi->fw_version >= 0x00010C00)
+ return_code = true;
+ }
+
+ return return_code;
+}
+
+void sumo_smu_notify_alt_vddnb_change(struct radeon_device *rdev,
+ bool powersaving, bool force_nbps1)
+{
+ u32 param = 0;
+
+ if (!sumo_is_alt_vddnb_supported(rdev))
+ return;
+
+ if (powersaving)
+ param |= 1;
+
+ if (force_nbps1)
+ param |= 2;
+
+ WREG32_RCU(RCU_ALTVDDNB_NOTIFY, param);
+
+ sumo_send_msg_to_smu(rdev, SUMO_SMU_SERVICE_ROUTINE_ALTVDDNB_NOTIFY);
+}
+
+void sumo_smu_pg_init(struct radeon_device *rdev)
+{
+ sumo_send_msg_to_smu(rdev, SUMO_SMU_SERVICE_ROUTINE_PG_INIT);
+}
+
+static u32 sumo_power_of_4(u32 unit)
+{
+ u32 ret = 1;
+ u32 i;
+
+ for (i = 0; i < unit; i++)
+ ret *= 4;
+
+ return ret;
+}
+
+void sumo_enable_boost_timer(struct radeon_device *rdev)
+{
+ struct sumo_power_info *pi = sumo_get_pi(rdev);
+ u32 period, unit, timer_value;
+ u32 xclk = sumo_get_xclk(rdev);
+
+ unit = (RREG32_RCU(RCU_LCLK_SCALING_CNTL) & LCLK_SCALING_TIMER_PRESCALER_MASK)
+ >> LCLK_SCALING_TIMER_PRESCALER_SHIFT;
+
+ period = 100 * (xclk / 100 / sumo_power_of_4(unit));
+
+ timer_value = (period << 16) | (unit << 4);
+
+ WREG32_RCU(RCU_GNB_PWR_REP_TIMER_CNTL, timer_value);
+ WREG32_RCU(RCU_BOOST_MARGIN, pi->sys_info.sclk_dpm_boost_margin);
+ WREG32_RCU(RCU_THROTTLE_MARGIN, pi->sys_info.sclk_dpm_throttle_margin);
+ WREG32_RCU(GNB_TDP_LIMIT, pi->sys_info.gnb_tdp_limit);
+ WREG32_RCU(RCU_SclkDpmTdpLimitPG, pi->sys_info.sclk_dpm_tdp_limit_pg);
+
+ sumo_send_msg_to_smu(rdev, SUMO_SMU_SERVICE_ROUTINE_GFX_SRV_ID_20);
+}
+
+void sumo_set_tdp_limit(struct radeon_device *rdev, u32 index, u32 tdp_limit)
+{
+ u32 regoffset = 0;
+ u32 shift = 0;
+ u32 mask = 0xFFF;
+ u32 sclk_dpm_tdp_limit;
+
+ switch (index) {
+ case 0:
+ regoffset = RCU_SclkDpmTdpLimit01;
+ shift = 16;
+ break;
+ case 1:
+ regoffset = RCU_SclkDpmTdpLimit01;
+ shift = 0;
+ break;
+ case 2:
+ regoffset = RCU_SclkDpmTdpLimit23;
+ shift = 16;
+ break;
+ case 3:
+ regoffset = RCU_SclkDpmTdpLimit23;
+ shift = 0;
+ break;
+ case 4:
+ regoffset = RCU_SclkDpmTdpLimit47;
+ shift = 16;
+ break;
+ case 7:
+ regoffset = RCU_SclkDpmTdpLimit47;
+ shift = 0;
+ break;
+ default:
+ break;
+ }
+
+ sclk_dpm_tdp_limit = RREG32_RCU(regoffset);
+ sclk_dpm_tdp_limit &= ~(mask << shift);
+ sclk_dpm_tdp_limit |= (tdp_limit << shift);
+ WREG32_RCU(regoffset, sclk_dpm_tdp_limit);
+}
+
+void sumo_boost_state_enable(struct radeon_device *rdev, bool enable)
+{
+ u32 boost_disable = RREG32_RCU(RCU_GPU_BOOST_DISABLE);
+
+ boost_disable &= 0xFFFFFFFE;
+ boost_disable |= (enable ? 0 : 1);
+ WREG32_RCU(RCU_GPU_BOOST_DISABLE, boost_disable);
+}
+
+u32 sumo_get_running_fw_version(struct radeon_device *rdev)
+{
+ return RREG32_RCU(RCU_FW_VERSION);
+}
+
diff --git a/drivers/gpu/drm/radeon/sumod.h b/drivers/gpu/drm/radeon/sumod.h
new file mode 100644
index 0000000..a5deba6
--- /dev/null
+++ b/drivers/gpu/drm/radeon/sumod.h
@@ -0,0 +1,362 @@
+/*
+ * Copyright 2012 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Alex Deucher
+ */
+#ifndef _SUMOD_H_
+#define _SUMOD_H_
+
+/* pm registers */
+
+/* rcu */
+#define RCU_FW_VERSION 0x30c
+
+#define RCU_PWR_GATING_SEQ0 0x408
+#define RCU_PWR_GATING_SEQ1 0x40c
+#define RCU_PWR_GATING_CNTL 0x410
+# define PWR_GATING_EN (1 << 0)
+# define RSVD_MASK (0x3 << 1)
+# define PCV(x) ((x) << 3)
+# define PCV_MASK (0x1f << 3)
+# define PCV_SHIFT 3
+# define PCP(x) ((x) << 8)
+# define PCP_MASK (0xf << 8)
+# define PCP_SHIFT 8
+# define RPW(x) ((x) << 16)
+# define RPW_MASK (0xf << 16)
+# define RPW_SHIFT 16
+# define ID(x) ((x) << 24)
+# define ID_MASK (0xf << 24)
+# define ID_SHIFT 24
+# define PGS(x) ((x) << 28)
+# define PGS_MASK (0xf << 28)
+# define PGS_SHIFT 28
+
+#define RCU_ALTVDDNB_NOTIFY 0x430
+#define RCU_LCLK_SCALING_CNTL 0x434
+# define LCLK_SCALING_EN (1 << 0)
+# define LCLK_SCALING_TYPE (1 << 1)
+# define LCLK_SCALING_TIMER_PRESCALER(x) ((x) << 4)
+# define LCLK_SCALING_TIMER_PRESCALER_MASK (0xf << 4)
+# define LCLK_SCALING_TIMER_PRESCALER_SHIFT 4
+# define LCLK_SCALING_TIMER_PERIOD(x) ((x) << 16)
+# define LCLK_SCALING_TIMER_PERIOD_MASK (0xf << 16)
+# define LCLK_SCALING_TIMER_PERIOD_SHIFT 16
+
+#define RCU_PWR_GATING_CNTL_2 0x4a0
+# define MPPU(x) ((x) << 0)
+# define MPPU_MASK (0xffff << 0)
+# define MPPU_SHIFT 0
+# define MPPD(x) ((x) << 16)
+# define MPPD_MASK (0xffff << 16)
+# define MPPD_SHIFT 16
+#define RCU_PWR_GATING_CNTL_3 0x4a4
+# define DPPU(x) ((x) << 0)
+# define DPPU_MASK (0xffff << 0)
+# define DPPU_SHIFT 0
+# define DPPD(x) ((x) << 16)
+# define DPPD_MASK (0xffff << 16)
+# define DPPD_SHIFT 16
+#define RCU_PWR_GATING_CNTL_4 0x4a8
+# define RT(x) ((x) << 0)
+# define RT_MASK (0xffff << 0)
+# define RT_SHIFT 0
+# define IT(x) ((x) << 16)
+# define IT_MASK (0xffff << 16)
+# define IT_SHIFT 16
+
+/* yes these two have the same address */
+#define RCU_PWR_GATING_CNTL_5 0x504
+#define RCU_GPU_BOOST_DISABLE 0x508
+
+#define MCU_M3ARB_INDEX 0x504
+#define MCU_M3ARB_PARAMS 0x508
+
+#define RCU_GNB_PWR_REP_TIMER_CNTL 0x50C
+
+#define RCU_SclkDpmTdpLimit01 0x514
+#define RCU_SclkDpmTdpLimit23 0x518
+#define RCU_SclkDpmTdpLimit47 0x51C
+#define RCU_SclkDpmTdpLimitPG 0x520
+
+#define GNB_TDP_LIMIT 0x540
+#define RCU_BOOST_MARGIN 0x544
+#define RCU_THROTTLE_MARGIN 0x548
+
+#define SMU_PCIE_PG_ARGS 0x58C
+#define SMU_PCIE_PG_ARGS_2 0x598
+#define SMU_PCIE_PG_ARGS_3 0x59C
+
+/* mmio */
+#define RCU_STATUS 0x11c
+# define GMC_PWR_GATER_BUSY (1 << 8)
+# define GFX_PWR_GATER_BUSY (1 << 9)
+# define UVD_PWR_GATER_BUSY (1 << 10)
+# define PCIE_PWR_GATER_BUSY (1 << 11)
+# define GMC_PWR_GATER_STATE (1 << 12)
+# define GFX_PWR_GATER_STATE (1 << 13)
+# define UVD_PWR_GATER_STATE (1 << 14)
+# define PCIE_PWR_GATER_STATE (1 << 15)
+# define GFX1_PWR_GATER_BUSY (1 << 16)
+# define GFX2_PWR_GATER_BUSY (1 << 17)
+# define GFX1_PWR_GATER_STATE (1 << 18)
+# define GFX2_PWR_GATER_STATE (1 << 19)
+
+#define GFX_INT_REQ 0x120
+# define INT_REQ (1 << 0)
+# define SERV_INDEX(x) ((x) << 1)
+# define SERV_INDEX_MASK (0xff << 1)
+# define SERV_INDEX_SHIFT 1
+#define GFX_INT_STATUS 0x124
+# define INT_ACK (1 << 0)
+# define INT_DONE (1 << 1)
+
+#define CG_SCLK_CNTL 0x600
+# define SCLK_DIVIDER(x) ((x) << 0)
+# define SCLK_DIVIDER_MASK (0x7f << 0)
+# define SCLK_DIVIDER_SHIFT 0
+#define CG_SCLK_STATUS 0x604
+# define SCLK_OVERCLK_DETECT (1 << 2)
+
+#define GENERAL_PWRMGT 0x63c
+# define STATIC_PM_EN (1 << 1)
+
+#define SCLK_PWRMGT_CNTL 0x644
+# define SCLK_PWRMGT_OFF (1 << 0)
+# define SCLK_LOW_D1 (1 << 1)
+# define FIR_RESET (1 << 4)
+# define FIR_FORCE_TREND_SEL (1 << 5)
+# define FIR_TREND_MODE (1 << 6)
+# define DYN_GFX_CLK_OFF_EN (1 << 7)
+# define GFX_CLK_FORCE_ON (1 << 8)
+# define GFX_CLK_REQUEST_OFF (1 << 9)
+# define GFX_CLK_FORCE_OFF (1 << 10)
+# define GFX_CLK_OFF_ACPI_D1 (1 << 11)
+# define GFX_CLK_OFF_ACPI_D2 (1 << 12)
+# define GFX_CLK_OFF_ACPI_D3 (1 << 13)
+# define GFX_VOLTAGE_CHANGE_EN (1 << 16)
+# define GFX_VOLTAGE_CHANGE_MODE (1 << 17)
+
+#define TARGET_AND_CURRENT_PROFILE_INDEX 0x66c
+# define TARG_SCLK_INDEX(x) ((x) << 6)
+# define TARG_SCLK_INDEX_MASK (0x7 << 6)
+# define TARG_SCLK_INDEX_SHIFT 6
+# define CURR_SCLK_INDEX(x) ((x) << 9)
+# define CURR_SCLK_INDEX_MASK (0x7 << 9)
+# define CURR_SCLK_INDEX_SHIFT 9
+# define TARG_INDEX(x) ((x) << 12)
+# define TARG_INDEX_MASK (0x7 << 12)
+# define TARG_INDEX_SHIFT 12
+# define CURR_INDEX(x) ((x) << 15)
+# define CURR_INDEX_MASK (0x7 << 15)
+# define CURR_INDEX_SHIFT 15
+
+#define CG_SCLK_DPM_CTRL 0x684
+# define SCLK_FSTATE_0_DIV(x) ((x) << 0)
+# define SCLK_FSTATE_0_DIV_MASK (0x7f << 0)
+# define SCLK_FSTATE_0_DIV_SHIFT 0
+# define SCLK_FSTATE_0_VLD (1 << 7)
+# define SCLK_FSTATE_1_DIV(x) ((x) << 8)
+# define SCLK_FSTATE_1_DIV_MASK (0x7f << 8)
+# define SCLK_FSTATE_1_DIV_SHIFT 8
+# define SCLK_FSTATE_1_VLD (1 << 15)
+# define SCLK_FSTATE_2_DIV(x) ((x) << 16)
+# define SCLK_FSTATE_2_DIV_MASK (0x7f << 16)
+# define SCLK_FSTATE_2_DIV_SHIFT 16
+# define SCLK_FSTATE_2_VLD (1 << 23)
+# define SCLK_FSTATE_3_DIV(x) ((x) << 24)
+# define SCLK_FSTATE_3_DIV_MASK (0x7f << 24)
+# define SCLK_FSTATE_3_DIV_SHIFT 24
+# define SCLK_FSTATE_3_VLD (1 << 31)
+#define CG_SCLK_DPM_CTRL_2 0x688
+#define CG_GCOOR 0x68c
+# define PHC(x) ((x) << 0)
+# define PHC_MASK (0x1f << 0)
+# define PHC_SHIFT 0
+# define SDC(x) ((x) << 9)
+# define SDC_MASK (0x3ff << 9)
+# define SDC_SHIFT 9
+# define SU(x) ((x) << 23)
+# define SU_MASK (0xf << 23)
+# define SU_SHIFT 23
+# define DIV_ID(x) ((x) << 28)
+# define DIV_ID_MASK (0x7 << 28)
+# define DIV_ID_SHIFT 28
+
+#define CG_FTV 0x690
+#define CG_FFCT_0 0x694
+# define UTC_0(x) ((x) << 0)
+# define UTC_0_MASK (0x3ff << 0)
+# define UTC_0_SHIFT 0
+# define DTC_0(x) ((x) << 10)
+# define DTC_0_MASK (0x3ff << 10)
+# define DTC_0_SHIFT 10
+
+#define CG_GIT 0x6d8
+# define CG_GICST(x) ((x) << 0)
+# define CG_GICST_MASK (0xffff << 0)
+# define CG_GICST_SHIFT 0
+# define CG_GIPOT(x) ((x) << 16)
+# define CG_GIPOT_MASK (0xffff << 16)
+# define CG_GIPOT_SHIFT 16
+
+#define CG_SCLK_DPM_CTRL_3 0x6e0
+# define FORCE_SCLK_STATE(x) ((x) << 0)
+# define FORCE_SCLK_STATE_MASK (0x7 << 0)
+# define FORCE_SCLK_STATE_SHIFT 0
+# define FORCE_SCLK_STATE_EN (1 << 3)
+# define GNB_TT(x) ((x) << 8)
+# define GNB_TT_MASK (0xff << 8)
+# define GNB_TT_SHIFT 8
+# define GNB_THERMTHRO_MASK (1 << 16)
+# define CNB_THERMTHRO_MASK_SCLK (1 << 17)
+# define DPM_SCLK_ENABLE (1 << 18)
+# define GNB_SLOW_FSTATE_0_MASK (1 << 23)
+# define GNB_SLOW_FSTATE_0_SHIFT 23
+# define FORCE_NB_PSTATE_1 (1 << 31)
+
+#define CG_SSP 0x6e8
+# define SST(x) ((x) << 0)
+# define SST_MASK (0xffff << 0)
+# define SST_SHIFT 0
+# define SSTU(x) ((x) << 16)
+# define SSTU_MASK (0xffff << 16)
+# define SSTU_SHIFT 16
+
+#define CG_ACPI_CNTL 0x70c
+# define SCLK_ACPI_DIV(x) ((x) << 0)
+# define SCLK_ACPI_DIV_MASK (0x7f << 0)
+# define SCLK_ACPI_DIV_SHIFT 0
+
+#define CG_SCLK_DPM_CTRL_4 0x71c
+# define DC_HDC(x) ((x) << 14)
+# define DC_HDC_MASK (0x3fff << 14)
+# define DC_HDC_SHIFT 14
+# define DC_HU(x) ((x) << 28)
+# define DC_HU_MASK (0xf << 28)
+# define DC_HU_SHIFT 28
+#define CG_SCLK_DPM_CTRL_5 0x720
+# define SCLK_FSTATE_BOOTUP(x) ((x) << 0)
+# define SCLK_FSTATE_BOOTUP_MASK (0x7 << 0)
+# define SCLK_FSTATE_BOOTUP_SHIFT 0
+# define TT_TP(x) ((x) << 3)
+# define TT_TP_MASK (0xffff << 3)
+# define TT_TP_SHIFT 3
+# define TT_TU(x) ((x) << 19)
+# define TT_TU_MASK (0xff << 19)
+# define TT_TU_SHIFT 19
+#define CG_SCLK_DPM_CTRL_6 0x724
+#define CG_AT_0 0x728
+# define CG_R(x) ((x) << 0)
+# define CG_R_MASK (0xffff << 0)
+# define CG_R_SHIFT 0
+# define CG_L(x) ((x) << 16)
+# define CG_L_MASK (0xffff << 16)
+# define CG_L_SHIFT 16
+#define CG_AT_1 0x72c
+#define CG_AT_2 0x730
+#define CG_THERMAL_INT 0x734
+#define DIG_THERM_INTH(x) ((x) << 8)
+#define DIG_THERM_INTH_MASK 0x0000FF00
+#define DIG_THERM_INTH_SHIFT 8
+#define DIG_THERM_INTL(x) ((x) << 16)
+#define DIG_THERM_INTL_MASK 0x00FF0000
+#define DIG_THERM_INTL_SHIFT 16
+#define THERM_INT_MASK_HIGH (1 << 24)
+#define THERM_INT_MASK_LOW (1 << 25)
+#define CG_AT_3 0x738
+#define CG_AT_4 0x73c
+#define CG_AT_5 0x740
+#define CG_AT_6 0x744
+#define CG_AT_7 0x748
+
+#define CG_BSP_0 0x750
+# define BSP(x) ((x) << 0)
+# define BSP_MASK (0xffff << 0)
+# define BSP_SHIFT 0
+# define BSU(x) ((x) << 16)
+# define BSU_MASK (0xf << 16)
+# define BSU_SHIFT 16
+
+#define CG_CG_VOLTAGE_CNTL 0x770
+# define REQ (1 << 0)
+# define LEVEL(x) ((x) << 1)
+# define LEVEL_MASK (0x3 << 1)
+# define LEVEL_SHIFT 1
+# define CG_VOLTAGE_EN (1 << 3)
+# define FORCE (1 << 4)
+# define PERIOD(x) ((x) << 8)
+# define PERIOD_MASK (0xffff << 8)
+# define PERIOD_SHIFT 8
+# define UNIT(x) ((x) << 24)
+# define UNIT_MASK (0xf << 24)
+# define UNIT_SHIFT 24
+
+#define CG_ACPI_VOLTAGE_CNTL 0x780
+# define ACPI_VOLTAGE_EN (1 << 8)
+
+#define CG_DPM_VOLTAGE_CNTL 0x788
+# define DPM_STATE0_LEVEL_MASK (0x3 << 0)
+# define DPM_STATE0_LEVEL_SHIFT 0
+# define DPM_VOLTAGE_EN (1 << 16)
+
+#define CG_PWR_GATING_CNTL 0x7ac
+# define DYN_PWR_DOWN_EN (1 << 0)
+# define ACPI_PWR_DOWN_EN (1 << 1)
+# define GFX_CLK_OFF_PWR_DOWN_EN (1 << 2)
+# define IOC_DISGPU_PWR_DOWN_EN (1 << 3)
+# define FORCE_POWR_ON (1 << 4)
+# define PGP(x) ((x) << 8)
+# define PGP_MASK (0xffff << 8)
+# define PGP_SHIFT 8
+# define PGU(x) ((x) << 24)
+# define PGU_MASK (0xf << 24)
+# define PGU_SHIFT 24
+
+#define CG_CGTT_LOCAL_0 0x7d0
+#define CG_CGTT_LOCAL_1 0x7d4
+
+#define DEEP_SLEEP_CNTL 0x818
+# define R_DIS (1 << 3)
+# define HS(x) ((x) << 4)
+# define HS_MASK (0xfff << 4)
+# define HS_SHIFT 4
+# define ENABLE_DS (1 << 31)
+#define DEEP_SLEEP_CNTL2 0x81c
+# define LB_UFP_EN (1 << 0)
+# define INOUT_C(x) ((x) << 4)
+# define INOUT_C_MASK (0xff << 4)
+# define INOUT_C_SHIFT 4
+
+#define CG_SCRATCH2 0x824
+
+#define CG_SCLK_DPM_CTRL_11 0x830
+
+#define HW_REV 0x5564
+# define ATI_REV_ID_MASK (0xf << 28)
+# define ATI_REV_ID_SHIFT 28
+/* 0 = A0, 1 = A1, 2 = B0, 3 = C0, etc. */
+
+#define DOUT_SCRATCH3 0x611c
+
+#define GB_ADDR_CONFIG 0x98f8
+
+#endif