drm/radeon/kms: add common r600 dpm functions

These are shared by rs780/rs880, rv6xx, and newer chips.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-04-12 13:58:03 -04:00
parent c696e53f78
commit 2e9d4c05a1
5 changed files with 1116 additions and 1 deletions

View File

@ -76,7 +76,8 @@ radeon-y += radeon_device.o radeon_asic.o radeon_kms.o \
evergreen.o evergreen_cs.o evergreen_blit_shaders.o evergreen_blit_kms.o \
evergreen_hdmi.o radeon_trace_points.o ni.o cayman_blit_shaders.o \
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
si_blit_shaders.o radeon_prime.o radeon_uvd.o cik.o cik_blit_shaders.o \
r600_dpm.o
radeon-$(CONFIG_COMPAT) += radeon_ioc32.o
radeon-$(CONFIG_VGA_SWITCHEROO) += radeon_atpx_handler.o

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@ -0,0 +1,678 @@
/*
* Copyright 2011 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
*/
#include "drmP.h"
#include "radeon.h"
#include "r600d.h"
#include "r600_dpm.h"
#include "atom.h"
const u32 r600_utc[R600_PM_NUMBER_OF_TC] =
{
R600_UTC_DFLT_00,
R600_UTC_DFLT_01,
R600_UTC_DFLT_02,
R600_UTC_DFLT_03,
R600_UTC_DFLT_04,
R600_UTC_DFLT_05,
R600_UTC_DFLT_06,
R600_UTC_DFLT_07,
R600_UTC_DFLT_08,
R600_UTC_DFLT_09,
R600_UTC_DFLT_10,
R600_UTC_DFLT_11,
R600_UTC_DFLT_12,
R600_UTC_DFLT_13,
R600_UTC_DFLT_14,
};
const u32 r600_dtc[R600_PM_NUMBER_OF_TC] =
{
R600_DTC_DFLT_00,
R600_DTC_DFLT_01,
R600_DTC_DFLT_02,
R600_DTC_DFLT_03,
R600_DTC_DFLT_04,
R600_DTC_DFLT_05,
R600_DTC_DFLT_06,
R600_DTC_DFLT_07,
R600_DTC_DFLT_08,
R600_DTC_DFLT_09,
R600_DTC_DFLT_10,
R600_DTC_DFLT_11,
R600_DTC_DFLT_12,
R600_DTC_DFLT_13,
R600_DTC_DFLT_14,
};
void r600_dpm_print_class_info(u32 class, u32 class2)
{
printk("\tui class: ");
switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
default:
printk("none\n");
break;
case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
printk("battery\n");
break;
case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
printk("balanced\n");
break;
case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
printk("performance\n");
break;
}
printk("\tinternal class: ");
if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) &&
(class2 == 0))
printk("none");
else {
if (class & ATOM_PPLIB_CLASSIFICATION_BOOT)
printk("boot ");
if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
printk("thermal ");
if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
printk("limited_pwr ");
if (class & ATOM_PPLIB_CLASSIFICATION_REST)
printk("rest ");
if (class & ATOM_PPLIB_CLASSIFICATION_FORCED)
printk("forced ");
if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
printk("3d_perf ");
if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE)
printk("ovrdrv ");
if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
printk("uvd ");
if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW)
printk("3d_low ");
if (class & ATOM_PPLIB_CLASSIFICATION_ACPI)
printk("acpi ");
if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
printk("uvd_hd2 ");
if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
printk("uvd_hd ");
if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
printk("uvd_sd ");
if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
printk("limited_pwr2 ");
if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
printk("ulv ");
if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
printk("uvd_mvc ");
}
printk("\n");
}
void r600_dpm_print_cap_info(u32 caps)
{
printk("\tcaps: ");
if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
printk("single_disp ");
if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK)
printk("video ");
if (caps & ATOM_PPLIB_DISALLOW_ON_DC)
printk("no_dc ");
printk("\n");
}
void r600_dpm_print_ps_status(struct radeon_device *rdev,
struct radeon_ps *rps)
{
printk("\tstatus: ");
if (rps == rdev->pm.dpm.current_ps)
printk("c ");
if (rps == rdev->pm.dpm.requested_ps)
printk("r ");
if (rps == rdev->pm.dpm.boot_ps)
printk("b ");
printk("\n");
}
void r600_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
u32 *p, u32 *u)
{
u32 b_c = 0;
u32 i_c;
u32 tmp;
i_c = (i * r_c) / 100;
tmp = i_c >> p_b;
while (tmp) {
b_c++;
tmp >>= 1;
}
*u = (b_c + 1) / 2;
*p = i_c / (1 << (2 * (*u)));
}
int r600_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th)
{
u32 k, a, ah, al;
u32 t1;
if ((fl == 0) || (fh == 0) || (fl > fh))
return -EINVAL;
k = (100 * fh) / fl;
t1 = (t * (k - 100));
a = (1000 * (100 * h + t1)) / (10000 + (t1 / 100));
a = (a + 5) / 10;
ah = ((a * t) + 5000) / 10000;
al = a - ah;
*th = t - ah;
*tl = t + al;
return 0;
}
void r600_gfx_clockgating_enable(struct radeon_device *rdev, bool enable)
{
int i;
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(CG_RLC_REQ_AND_RSP, 0x2);
for (i = 0; i < rdev->usec_timeout; i++) {
if (((RREG32(CG_RLC_REQ_AND_RSP) & CG_RLC_RSP_TYPE_MASK) >> CG_RLC_RSP_TYPE_SHIFT) == 1)
break;
udelay(1);
}
WREG32(CG_RLC_REQ_AND_RSP, 0x0);
WREG32(GRBM_PWR_CNTL, 0x1);
RREG32(GRBM_PWR_CNTL);
}
}
void r600_dynamicpm_enable(struct radeon_device *rdev, bool enable)
{
if (enable)
WREG32_P(GENERAL_PWRMGT, GLOBAL_PWRMGT_EN, ~GLOBAL_PWRMGT_EN);
else
WREG32_P(GENERAL_PWRMGT, 0, ~GLOBAL_PWRMGT_EN);
}
void r600_enable_thermal_protection(struct radeon_device *rdev, bool enable)
{
if (enable)
WREG32_P(GENERAL_PWRMGT, 0, ~THERMAL_PROTECTION_DIS);
else
WREG32_P(GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, ~THERMAL_PROTECTION_DIS);
}
void r600_enable_acpi_pm(struct radeon_device *rdev)
{
WREG32_P(GENERAL_PWRMGT, STATIC_PM_EN, ~STATIC_PM_EN);
}
void r600_enable_dynamic_pcie_gen2(struct radeon_device *rdev, bool enable)
{
if (enable)
WREG32_P(GENERAL_PWRMGT, ENABLE_GEN2PCIE, ~ENABLE_GEN2PCIE);
else
WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE);
}
bool r600_dynamicpm_enabled(struct radeon_device *rdev)
{
if (RREG32(GENERAL_PWRMGT) & GLOBAL_PWRMGT_EN)
return true;
else
return false;
}
void r600_enable_sclk_control(struct radeon_device *rdev, bool enable)
{
if (enable)
WREG32_P(GENERAL_PWRMGT, 0, ~SCLK_PWRMGT_OFF);
else
WREG32_P(GENERAL_PWRMGT, SCLK_PWRMGT_OFF, ~SCLK_PWRMGT_OFF);
}
void r600_enable_mclk_control(struct radeon_device *rdev, bool enable)
{
if (enable)
WREG32_P(MCLK_PWRMGT_CNTL, 0, ~MPLL_PWRMGT_OFF);
else
WREG32_P(MCLK_PWRMGT_CNTL, MPLL_PWRMGT_OFF, ~MPLL_PWRMGT_OFF);
}
void r600_enable_spll_bypass(struct radeon_device *rdev, bool enable)
{
if (enable)
WREG32_P(CG_SPLL_FUNC_CNTL, SPLL_BYPASS_EN, ~SPLL_BYPASS_EN);
else
WREG32_P(CG_SPLL_FUNC_CNTL, 0, ~SPLL_BYPASS_EN);
}
void r600_wait_for_spll_change(struct radeon_device *rdev)
{
int i;
for (i = 0; i < rdev->usec_timeout; i++) {
if (RREG32(CG_SPLL_FUNC_CNTL) & SPLL_CHG_STATUS)
break;
udelay(1);
}
}
void r600_set_bsp(struct radeon_device *rdev, u32 u, u32 p)
{
WREG32(CG_BSP, BSP(p) | BSU(u));
}
void r600_set_at(struct radeon_device *rdev,
u32 l_to_m, u32 m_to_h,
u32 h_to_m, u32 m_to_l)
{
WREG32(CG_RT, FLS(l_to_m) | FMS(m_to_h));
WREG32(CG_LT, FHS(h_to_m) | FMS(m_to_l));
}
void r600_set_tc(struct radeon_device *rdev,
u32 index, u32 u_t, u32 d_t)
{
WREG32(CG_FFCT_0 + (index * 4), UTC_0(u_t) | DTC_0(d_t));
}
void r600_select_td(struct radeon_device *rdev,
enum r600_td td)
{
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);
}
void r600_set_vrc(struct radeon_device *rdev, u32 vrv)
{
WREG32(CG_FTV, vrv);
}
void r600_set_tpu(struct radeon_device *rdev, u32 u)
{
WREG32_P(CG_TPC, TPU(u), ~TPU_MASK);
}
void r600_set_tpc(struct radeon_device *rdev, u32 c)
{
WREG32_P(CG_TPC, TPCC(c), ~TPCC_MASK);
}
void r600_set_sstu(struct radeon_device *rdev, u32 u)
{
WREG32_P(CG_SSP, CG_SSTU(u), ~CG_SSTU_MASK);
}
void r600_set_sst(struct radeon_device *rdev, u32 t)
{
WREG32_P(CG_SSP, CG_SST(t), ~CG_SST_MASK);
}
void r600_set_git(struct radeon_device *rdev, u32 t)
{
WREG32_P(CG_GIT, CG_GICST(t), ~CG_GICST_MASK);
}
void r600_set_fctu(struct radeon_device *rdev, u32 u)
{
WREG32_P(CG_FC_T, FC_TU(u), ~FC_TU_MASK);
}
void r600_set_fct(struct radeon_device *rdev, u32 t)
{
WREG32_P(CG_FC_T, FC_T(t), ~FC_T_MASK);
}
void r600_set_ctxcgtt3d_rphc(struct radeon_device *rdev, u32 p)
{
WREG32_P(CG_CTX_CGTT3D_R, PHC(p), ~PHC_MASK);
}
void r600_set_ctxcgtt3d_rsdc(struct radeon_device *rdev, u32 s)
{
WREG32_P(CG_CTX_CGTT3D_R, SDC(s), ~SDC_MASK);
}
void r600_set_vddc3d_oorsu(struct radeon_device *rdev, u32 u)
{
WREG32_P(CG_VDDC3D_OOR, SU(u), ~SU_MASK);
}
void r600_set_vddc3d_oorphc(struct radeon_device *rdev, u32 p)
{
WREG32_P(CG_VDDC3D_OOR, PHC(p), ~PHC_MASK);
}
void r600_set_vddc3d_oorsdc(struct radeon_device *rdev, u32 s)
{
WREG32_P(CG_VDDC3D_OOR, SDC(s), ~SDC_MASK);
}
void r600_set_mpll_lock_time(struct radeon_device *rdev, u32 lock_time)
{
WREG32_P(MPLL_TIME, MPLL_LOCK_TIME(lock_time), ~MPLL_LOCK_TIME_MASK);
}
void r600_set_mpll_reset_time(struct radeon_device *rdev, u32 reset_time)
{
WREG32_P(MPLL_TIME, MPLL_RESET_TIME(reset_time), ~MPLL_RESET_TIME_MASK);
}
void r600_engine_clock_entry_enable(struct radeon_device *rdev,
u32 index, bool enable)
{
if (enable)
WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
STEP_0_SPLL_ENTRY_VALID, ~STEP_0_SPLL_ENTRY_VALID);
else
WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
0, ~STEP_0_SPLL_ENTRY_VALID);
}
void r600_engine_clock_entry_enable_pulse_skipping(struct radeon_device *rdev,
u32 index, bool enable)
{
if (enable)
WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
STEP_0_SPLL_STEP_ENABLE, ~STEP_0_SPLL_STEP_ENABLE);
else
WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
0, ~STEP_0_SPLL_STEP_ENABLE);
}
void r600_engine_clock_entry_enable_post_divider(struct radeon_device *rdev,
u32 index, bool enable)
{
if (enable)
WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
STEP_0_POST_DIV_EN, ~STEP_0_POST_DIV_EN);
else
WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART2 + (index * 4 * 2),
0, ~STEP_0_POST_DIV_EN);
}
void r600_engine_clock_entry_set_post_divider(struct radeon_device *rdev,
u32 index, u32 divider)
{
WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2),
STEP_0_SPLL_POST_DIV(divider), ~STEP_0_SPLL_POST_DIV_MASK);
}
void r600_engine_clock_entry_set_reference_divider(struct radeon_device *rdev,
u32 index, u32 divider)
{
WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2),
STEP_0_SPLL_REF_DIV(divider), ~STEP_0_SPLL_REF_DIV_MASK);
}
void r600_engine_clock_entry_set_feedback_divider(struct radeon_device *rdev,
u32 index, u32 divider)
{
WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2),
STEP_0_SPLL_FB_DIV(divider), ~STEP_0_SPLL_FB_DIV_MASK);
}
void r600_engine_clock_entry_set_step_time(struct radeon_device *rdev,
u32 index, u32 step_time)
{
WREG32_P(SCLK_FREQ_SETTING_STEP_0_PART1 + (index * 4 * 2),
STEP_0_SPLL_STEP_TIME(step_time), ~STEP_0_SPLL_STEP_TIME_MASK);
}
void r600_vid_rt_set_ssu(struct radeon_device *rdev, u32 u)
{
WREG32_P(VID_RT, SSTU(u), ~SSTU_MASK);
}
void r600_vid_rt_set_vru(struct radeon_device *rdev, u32 u)
{
WREG32_P(VID_RT, VID_CRTU(u), ~VID_CRTU_MASK);
}
void r600_vid_rt_set_vrt(struct radeon_device *rdev, u32 rt)
{
WREG32_P(VID_RT, VID_CRT(rt), ~VID_CRT_MASK);
}
void r600_voltage_control_enable_pins(struct radeon_device *rdev,
u64 mask)
{
WREG32(LOWER_GPIO_ENABLE, mask & 0xffffffff);
WREG32(UPPER_GPIO_ENABLE, upper_32_bits(mask));
}
void r600_voltage_control_program_voltages(struct radeon_device *rdev,
enum r600_power_level index, u64 pins)
{
u32 tmp, mask;
u32 ix = 3 - (3 & index);
WREG32(CTXSW_VID_LOWER_GPIO_CNTL + (ix * 4), pins & 0xffffffff);
mask = 7 << (3 * ix);
tmp = RREG32(VID_UPPER_GPIO_CNTL);
tmp = (tmp & ~mask) | ((pins >> (32 - (3 * ix))) & mask);
WREG32(VID_UPPER_GPIO_CNTL, tmp);
}
void r600_voltage_control_deactivate_static_control(struct radeon_device *rdev,
u64 mask)
{
u32 gpio;
gpio = RREG32(GPIOPAD_MASK);
gpio &= ~mask;
WREG32(GPIOPAD_MASK, gpio);
gpio = RREG32(GPIOPAD_EN);
gpio &= ~mask;
WREG32(GPIOPAD_EN, gpio);
gpio = RREG32(GPIOPAD_A);
gpio &= ~mask;
WREG32(GPIOPAD_A, gpio);
}
void r600_power_level_enable(struct radeon_device *rdev,
enum r600_power_level index, bool enable)
{
u32 ix = 3 - (3 & index);
if (enable)
WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), CTXSW_FREQ_STATE_ENABLE,
~CTXSW_FREQ_STATE_ENABLE);
else
WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), 0,
~CTXSW_FREQ_STATE_ENABLE);
}
void r600_power_level_set_voltage_index(struct radeon_device *rdev,
enum r600_power_level index, u32 voltage_index)
{
u32 ix = 3 - (3 & index);
WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4),
CTXSW_FREQ_VIDS_CFG_INDEX(voltage_index), ~CTXSW_FREQ_VIDS_CFG_INDEX_MASK);
}
void r600_power_level_set_mem_clock_index(struct radeon_device *rdev,
enum r600_power_level index, u32 mem_clock_index)
{
u32 ix = 3 - (3 & index);
WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4),
CTXSW_FREQ_MCLK_CFG_INDEX(mem_clock_index), ~CTXSW_FREQ_MCLK_CFG_INDEX_MASK);
}
void r600_power_level_set_eng_clock_index(struct radeon_device *rdev,
enum r600_power_level index, u32 eng_clock_index)
{
u32 ix = 3 - (3 & index);
WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4),
CTXSW_FREQ_SCLK_CFG_INDEX(eng_clock_index), ~CTXSW_FREQ_SCLK_CFG_INDEX_MASK);
}
void r600_power_level_set_watermark_id(struct radeon_device *rdev,
enum r600_power_level index,
enum r600_display_watermark watermark_id)
{
u32 ix = 3 - (3 & index);
u32 tmp = 0;
if (watermark_id == R600_DISPLAY_WATERMARK_HIGH)
tmp = CTXSW_FREQ_DISPLAY_WATERMARK;
WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), tmp, ~CTXSW_FREQ_DISPLAY_WATERMARK);
}
void r600_power_level_set_pcie_gen2(struct radeon_device *rdev,
enum r600_power_level index, bool compatible)
{
u32 ix = 3 - (3 & index);
u32 tmp = 0;
if (compatible)
tmp = CTXSW_FREQ_GEN2PCIE_VOLT;
WREG32_P(CTXSW_PROFILE_INDEX + (ix * 4), tmp, ~CTXSW_FREQ_GEN2PCIE_VOLT);
}
enum r600_power_level r600_power_level_get_current_index(struct radeon_device *rdev)
{
u32 tmp;
tmp = RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_PROFILE_INDEX_MASK;
tmp >>= CURRENT_PROFILE_INDEX_SHIFT;
return tmp;
}
enum r600_power_level r600_power_level_get_target_index(struct radeon_device *rdev)
{
u32 tmp;
tmp = RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & TARGET_PROFILE_INDEX_MASK;
tmp >>= TARGET_PROFILE_INDEX_SHIFT;
return tmp;
}
void r600_power_level_set_enter_index(struct radeon_device *rdev,
enum r600_power_level index)
{
WREG32_P(TARGET_AND_CURRENT_PROFILE_INDEX, DYN_PWR_ENTER_INDEX(index),
~DYN_PWR_ENTER_INDEX_MASK);
}
void r600_wait_for_power_level_unequal(struct radeon_device *rdev,
enum r600_power_level index)
{
int i;
for (i = 0; i < rdev->usec_timeout; i++) {
if (r600_power_level_get_target_index(rdev) != index)
break;
udelay(1);
}
for (i = 0; i < rdev->usec_timeout; i++) {
if (r600_power_level_get_current_index(rdev) != index)
break;
udelay(1);
}
}
void r600_wait_for_power_level(struct radeon_device *rdev,
enum r600_power_level index)
{
int i;
for (i = 0; i < rdev->usec_timeout; i++) {
if (r600_power_level_get_target_index(rdev) == index)
break;
udelay(1);
}
for (i = 0; i < rdev->usec_timeout; i++) {
if (r600_power_level_get_current_index(rdev) == index)
break;
udelay(1);
}
}
void r600_start_dpm(struct radeon_device *rdev)
{
r600_enable_sclk_control(rdev, false);
r600_enable_mclk_control(rdev, false);
r600_dynamicpm_enable(rdev, true);
radeon_wait_for_vblank(rdev, 0);
radeon_wait_for_vblank(rdev, 1);
r600_enable_spll_bypass(rdev, true);
r600_wait_for_spll_change(rdev);
r600_enable_spll_bypass(rdev, false);
r600_wait_for_spll_change(rdev);
r600_enable_spll_bypass(rdev, true);
r600_wait_for_spll_change(rdev);
r600_enable_spll_bypass(rdev, false);
r600_wait_for_spll_change(rdev);
r600_enable_sclk_control(rdev, true);
r600_enable_mclk_control(rdev, true);
}
void r600_stop_dpm(struct radeon_device *rdev)
{
r600_dynamicpm_enable(rdev, false);
}
bool r600_is_uvd_state(u32 class, u32 class2)
{
if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
return true;
if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
return true;
if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
return true;
if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
return true;
if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
return true;
return false;
}

View File

@ -0,0 +1,210 @@
/*
* Copyright 2011 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 __R600_DPM_H__
#define __R600_DPM_H__
#define R600_ASI_DFLT 10000
#define R600_BSP_DFLT 0x41EB
#define R600_BSU_DFLT 0x2
#define R600_AH_DFLT 5
#define R600_RLP_DFLT 25
#define R600_RMP_DFLT 65
#define R600_LHP_DFLT 40
#define R600_LMP_DFLT 15
#define R600_TD_DFLT 0
#define R600_UTC_DFLT_00 0x24
#define R600_UTC_DFLT_01 0x22
#define R600_UTC_DFLT_02 0x22
#define R600_UTC_DFLT_03 0x22
#define R600_UTC_DFLT_04 0x22
#define R600_UTC_DFLT_05 0x22
#define R600_UTC_DFLT_06 0x22
#define R600_UTC_DFLT_07 0x22
#define R600_UTC_DFLT_08 0x22
#define R600_UTC_DFLT_09 0x22
#define R600_UTC_DFLT_10 0x22
#define R600_UTC_DFLT_11 0x22
#define R600_UTC_DFLT_12 0x22
#define R600_UTC_DFLT_13 0x22
#define R600_UTC_DFLT_14 0x22
#define R600_DTC_DFLT_00 0x24
#define R600_DTC_DFLT_01 0x22
#define R600_DTC_DFLT_02 0x22
#define R600_DTC_DFLT_03 0x22
#define R600_DTC_DFLT_04 0x22
#define R600_DTC_DFLT_05 0x22
#define R600_DTC_DFLT_06 0x22
#define R600_DTC_DFLT_07 0x22
#define R600_DTC_DFLT_08 0x22
#define R600_DTC_DFLT_09 0x22
#define R600_DTC_DFLT_10 0x22
#define R600_DTC_DFLT_11 0x22
#define R600_DTC_DFLT_12 0x22
#define R600_DTC_DFLT_13 0x22
#define R600_DTC_DFLT_14 0x22
#define R600_VRC_DFLT 0x0000C003
#define R600_VOLTAGERESPONSETIME_DFLT 1000
#define R600_BACKBIASRESPONSETIME_DFLT 1000
#define R600_VRU_DFLT 0x3
#define R600_SPLLSTEPTIME_DFLT 0x1000
#define R600_SPLLSTEPUNIT_DFLT 0x3
#define R600_TPU_DFLT 0
#define R600_TPC_DFLT 0x200
#define R600_SSTU_DFLT 0
#define R600_SST_DFLT 0x00C8
#define R600_GICST_DFLT 0x200
#define R600_FCT_DFLT 0x0400
#define R600_FCTU_DFLT 0
#define R600_CTXCGTT3DRPHC_DFLT 0x20
#define R600_CTXCGTT3DRSDC_DFLT 0x40
#define R600_VDDC3DOORPHC_DFLT 0x100
#define R600_VDDC3DOORSDC_DFLT 0x7
#define R600_VDDC3DOORSU_DFLT 0
#define R600_MPLLLOCKTIME_DFLT 100
#define R600_MPLLRESETTIME_DFLT 150
#define R600_VCOSTEPPCT_DFLT 20
#define R600_ENDINGVCOSTEPPCT_DFLT 5
#define R600_REFERENCEDIVIDER_DFLT 4
#define R600_PM_NUMBER_OF_TC 15
#define R600_PM_NUMBER_OF_SCLKS 20
#define R600_PM_NUMBER_OF_MCLKS 4
#define R600_PM_NUMBER_OF_VOLTAGE_LEVELS 4
#define R600_PM_NUMBER_OF_ACTIVITY_LEVELS 3
enum r600_power_level {
R600_POWER_LEVEL_LOW = 0,
R600_POWER_LEVEL_MEDIUM = 1,
R600_POWER_LEVEL_HIGH = 2,
R600_POWER_LEVEL_CTXSW = 3,
};
enum r600_td {
R600_TD_AUTO,
R600_TD_UP,
R600_TD_DOWN,
};
enum r600_display_watermark {
R600_DISPLAY_WATERMARK_LOW = 0,
R600_DISPLAY_WATERMARK_HIGH = 1,
};
enum r600_display_gap
{
R600_PM_DISPLAY_GAP_VBLANK_OR_WM = 0,
R600_PM_DISPLAY_GAP_VBLANK = 1,
R600_PM_DISPLAY_GAP_WATERMARK = 2,
R600_PM_DISPLAY_GAP_IGNORE = 3,
};
extern const u32 r600_utc[R600_PM_NUMBER_OF_TC];
extern const u32 r600_dtc[R600_PM_NUMBER_OF_TC];
void r600_dpm_print_class_info(u32 class, u32 class2);
void r600_dpm_print_cap_info(u32 caps);
void r600_dpm_print_ps_status(struct radeon_device *rdev,
struct radeon_ps *rps);
bool r600_is_uvd_state(u32 class, u32 class2);
void r600_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
u32 *p, u32 *u);
int r600_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th);
void r600_gfx_clockgating_enable(struct radeon_device *rdev, bool enable);
void r600_dynamicpm_enable(struct radeon_device *rdev, bool enable);
void r600_enable_thermal_protection(struct radeon_device *rdev, bool enable);
void r600_enable_acpi_pm(struct radeon_device *rdev);
void r600_enable_dynamic_pcie_gen2(struct radeon_device *rdev, bool enable);
bool r600_dynamicpm_enabled(struct radeon_device *rdev);
void r600_enable_sclk_control(struct radeon_device *rdev, bool enable);
void r600_enable_mclk_control(struct radeon_device *rdev, bool enable);
void r600_enable_spll_bypass(struct radeon_device *rdev, bool enable);
void r600_wait_for_spll_change(struct radeon_device *rdev);
void r600_set_bsp(struct radeon_device *rdev, u32 u, u32 p);
void r600_set_at(struct radeon_device *rdev,
u32 l_to_m, u32 m_to_h,
u32 h_to_m, u32 m_to_l);
void r600_set_tc(struct radeon_device *rdev, u32 index, u32 u_t, u32 d_t);
void r600_select_td(struct radeon_device *rdev, enum r600_td td);
void r600_set_vrc(struct radeon_device *rdev, u32 vrv);
void r600_set_tpu(struct radeon_device *rdev, u32 u);
void r600_set_tpc(struct radeon_device *rdev, u32 c);
void r600_set_sstu(struct radeon_device *rdev, u32 u);
void r600_set_sst(struct radeon_device *rdev, u32 t);
void r600_set_git(struct radeon_device *rdev, u32 t);
void r600_set_fctu(struct radeon_device *rdev, u32 u);
void r600_set_fct(struct radeon_device *rdev, u32 t);
void r600_set_ctxcgtt3d_rphc(struct radeon_device *rdev, u32 p);
void r600_set_ctxcgtt3d_rsdc(struct radeon_device *rdev, u32 s);
void r600_set_vddc3d_oorsu(struct radeon_device *rdev, u32 u);
void r600_set_vddc3d_oorphc(struct radeon_device *rdev, u32 p);
void r600_set_vddc3d_oorsdc(struct radeon_device *rdev, u32 s);
void r600_set_mpll_lock_time(struct radeon_device *rdev, u32 lock_time);
void r600_set_mpll_reset_time(struct radeon_device *rdev, u32 reset_time);
void r600_engine_clock_entry_enable(struct radeon_device *rdev,
u32 index, bool enable);
void r600_engine_clock_entry_enable_pulse_skipping(struct radeon_device *rdev,
u32 index, bool enable);
void r600_engine_clock_entry_enable_post_divider(struct radeon_device *rdev,
u32 index, bool enable);
void r600_engine_clock_entry_set_post_divider(struct radeon_device *rdev,
u32 index, u32 divider);
void r600_engine_clock_entry_set_reference_divider(struct radeon_device *rdev,
u32 index, u32 divider);
void r600_engine_clock_entry_set_feedback_divider(struct radeon_device *rdev,
u32 index, u32 divider);
void r600_engine_clock_entry_set_step_time(struct radeon_device *rdev,
u32 index, u32 step_time);
void r600_vid_rt_set_ssu(struct radeon_device *rdev, u32 u);
void r600_vid_rt_set_vru(struct radeon_device *rdev, u32 u);
void r600_vid_rt_set_vrt(struct radeon_device *rdev, u32 rt);
void r600_voltage_control_enable_pins(struct radeon_device *rdev,
u64 mask);
void r600_voltage_control_program_voltages(struct radeon_device *rdev,
enum r600_power_level index, u64 pins);
void r600_voltage_control_deactivate_static_control(struct radeon_device *rdev,
u64 mask);
void r600_power_level_enable(struct radeon_device *rdev,
enum r600_power_level index, bool enable);
void r600_power_level_set_voltage_index(struct radeon_device *rdev,
enum r600_power_level index, u32 voltage_index);
void r600_power_level_set_mem_clock_index(struct radeon_device *rdev,
enum r600_power_level index, u32 mem_clock_index);
void r600_power_level_set_eng_clock_index(struct radeon_device *rdev,
enum r600_power_level index, u32 eng_clock_index);
void r600_power_level_set_watermark_id(struct radeon_device *rdev,
enum r600_power_level index,
enum r600_display_watermark watermark_id);
void r600_power_level_set_pcie_gen2(struct radeon_device *rdev,
enum r600_power_level index, bool compatible);
enum r600_power_level r600_power_level_get_current_index(struct radeon_device *rdev);
enum r600_power_level r600_power_level_get_target_index(struct radeon_device *rdev);
void r600_power_level_set_enter_index(struct radeon_device *rdev,
enum r600_power_level index);
void r600_wait_for_power_level_unequal(struct radeon_device *rdev,
enum r600_power_level index);
void r600_wait_for_power_level(struct radeon_device *rdev,
enum r600_power_level index);
void r600_start_dpm(struct radeon_device *rdev);
void r600_stop_dpm(struct radeon_device *rdev);
#endif

View File

@ -1144,6 +1144,219 @@
# define AFMT_AZ_FORMAT_WTRIG_ACK (1 << 29)
# define AFMT_AZ_AUDIO_ENABLE_CHG_ACK (1 << 30)
/* Power management */
#define CG_SPLL_FUNC_CNTL 0x600
# define SPLL_RESET (1 << 0)
# define SPLL_SLEEP (1 << 1)
# define SPLL_REF_DIV(x) ((x) << 2)
# define SPLL_REF_DIV_MASK (7 << 2)
# define SPLL_FB_DIV(x) ((x) << 5)
# define SPLL_FB_DIV_MASK (0xff << 5)
# define SPLL_PULSEEN (1 << 13)
# define SPLL_PULSENUM(x) ((x) << 14)
# define SPLL_PULSENUM_MASK (3 << 14)
# define SPLL_SW_HILEN(x) ((x) << 16)
# define SPLL_SW_HILEN_MASK (0xf << 16)
# define SPLL_SW_LOLEN(x) ((x) << 20)
# define SPLL_SW_LOLEN_MASK (0xf << 20)
# define SPLL_DIVEN (1 << 24)
# define SPLL_BYPASS_EN (1 << 25)
# define SPLL_CHG_STATUS (1 << 29)
# define SPLL_CTLREQ (1 << 30)
# define SPLL_CTLACK (1 << 31)
#define GENERAL_PWRMGT 0x618
# define GLOBAL_PWRMGT_EN (1 << 0)
# define STATIC_PM_EN (1 << 1)
# define MOBILE_SU (1 << 2)
# define THERMAL_PROTECTION_DIS (1 << 3)
# define THERMAL_PROTECTION_TYPE (1 << 4)
# define ENABLE_GEN2PCIE (1 << 5)
# define SW_GPIO_INDEX(x) ((x) << 6)
# define SW_GPIO_INDEX_MASK (3 << 6)
# define LOW_VOLT_D2_ACPI (1 << 8)
# define LOW_VOLT_D3_ACPI (1 << 9)
# define VOLT_PWRMGT_EN (1 << 10)
#define CG_TPC 0x61c
# define TPCC(x) ((x) << 0)
# define TPCC_MASK (0x7fffff << 0)
# define TPU(x) ((x) << 23)
# define TPU_MASK (0x1f << 23)
#define SCLK_PWRMGT_CNTL 0x620
# define SCLK_PWRMGT_OFF (1 << 0)
# define SCLK_TURNOFF (1 << 1)
# define SPLL_TURNOFF (1 << 2)
# define SU_SCLK_USE_BCLK (1 << 3)
# define DYNAMIC_GFX_ISLAND_PWR_DOWN (1 << 4)
# define DYNAMIC_GFX_ISLAND_PWR_LP (1 << 5)
# define CLK_TURN_ON_STAGGER (1 << 6)
# define CLK_TURN_OFF_STAGGER (1 << 7)
# define FIR_FORCE_TREND_SEL (1 << 8)
# define FIR_TREND_MODE (1 << 9)
# define DYN_GFX_CLK_OFF_EN (1 << 10)
# define VDDC3D_TURNOFF_D1 (1 << 11)
# define VDDC3D_TURNOFF_D2 (1 << 12)
# define VDDC3D_TURNOFF_D3 (1 << 13)
# define SPLL_TURNOFF_D2 (1 << 14)
# define SCLK_LOW_D1 (1 << 15)
# define DYN_GFX_CLK_OFF_MC_EN (1 << 16)
#define MCLK_PWRMGT_CNTL 0x624
# define MPLL_PWRMGT_OFF (1 << 0)
# define YCLK_TURNOFF (1 << 1)
# define MPLL_TURNOFF (1 << 2)
# define SU_MCLK_USE_BCLK (1 << 3)
# define DLL_READY (1 << 4)
# define MC_BUSY (1 << 5)
# define MC_INT_CNTL (1 << 7)
# define MRDCKA_SLEEP (1 << 8)
# define MRDCKB_SLEEP (1 << 9)
# define MRDCKC_SLEEP (1 << 10)
# define MRDCKD_SLEEP (1 << 11)
# define MRDCKE_SLEEP (1 << 12)
# define MRDCKF_SLEEP (1 << 13)
# define MRDCKG_SLEEP (1 << 14)
# define MRDCKH_SLEEP (1 << 15)
# define MRDCKA_RESET (1 << 16)
# define MRDCKB_RESET (1 << 17)
# define MRDCKC_RESET (1 << 18)
# define MRDCKD_RESET (1 << 19)
# define MRDCKE_RESET (1 << 20)
# define MRDCKF_RESET (1 << 21)
# define MRDCKG_RESET (1 << 22)
# define MRDCKH_RESET (1 << 23)
# define DLL_READY_READ (1 << 24)
# define USE_DISPLAY_GAP (1 << 25)
# define USE_DISPLAY_URGENT_NORMAL (1 << 26)
# define USE_DISPLAY_GAP_CTXSW (1 << 27)
# define MPLL_TURNOFF_D2 (1 << 28)
# define USE_DISPLAY_URGENT_CTXSW (1 << 29)
#define MPLL_TIME 0x634
# define MPLL_LOCK_TIME(x) ((x) << 0)
# define MPLL_LOCK_TIME_MASK (0xffff << 0)
# define MPLL_RESET_TIME(x) ((x) << 16)
# define MPLL_RESET_TIME_MASK (0xffff << 16)
#define SCLK_FREQ_SETTING_STEP_0_PART1 0x648
# define STEP_0_SPLL_POST_DIV(x) ((x) << 0)
# define STEP_0_SPLL_POST_DIV_MASK (0xff << 0)
# define STEP_0_SPLL_FB_DIV(x) ((x) << 8)
# define STEP_0_SPLL_FB_DIV_MASK (0xff << 8)
# define STEP_0_SPLL_REF_DIV(x) ((x) << 16)
# define STEP_0_SPLL_REF_DIV_MASK (7 << 16)
# define STEP_0_SPLL_STEP_TIME(x) ((x) << 19)
# define STEP_0_SPLL_STEP_TIME_MASK (0x1fff << 19)
#define SCLK_FREQ_SETTING_STEP_0_PART2 0x64c
# define STEP_0_PULSE_HIGH_CNT(x) ((x) << 0)
# define STEP_0_PULSE_HIGH_CNT_MASK (0x1ff << 0)
# define STEP_0_POST_DIV_EN (1 << 9)
# define STEP_0_SPLL_STEP_ENABLE (1 << 30)
# define STEP_0_SPLL_ENTRY_VALID (1 << 31)
#define VID_RT 0x6f8
# define VID_CRT(x) ((x) << 0)
# define VID_CRT_MASK (0x1fff << 0)
# define VID_CRTU(x) ((x) << 13)
# define VID_CRTU_MASK (7 << 13)
# define SSTU(x) ((x) << 16)
# define SSTU_MASK (7 << 16)
#define CTXSW_PROFILE_INDEX 0x6fc
# define CTXSW_FREQ_VIDS_CFG_INDEX(x) ((x) << 0)
# define CTXSW_FREQ_VIDS_CFG_INDEX_MASK (3 << 0)
# define CTXSW_FREQ_VIDS_CFG_INDEX_SHIFT 0
# define CTXSW_FREQ_MCLK_CFG_INDEX(x) ((x) << 2)
# define CTXSW_FREQ_MCLK_CFG_INDEX_MASK (3 << 2)
# define CTXSW_FREQ_MCLK_CFG_INDEX_SHIFT 2
# define CTXSW_FREQ_SCLK_CFG_INDEX(x) ((x) << 4)
# define CTXSW_FREQ_SCLK_CFG_INDEX_MASK (0x1f << 4)
# define CTXSW_FREQ_SCLK_CFG_INDEX_SHIFT 4
# define CTXSW_FREQ_STATE_SPLL_RESET_EN (1 << 9)
# define CTXSW_FREQ_STATE_ENABLE (1 << 10)
# define CTXSW_FREQ_DISPLAY_WATERMARK (1 << 11)
# define CTXSW_FREQ_GEN2PCIE_VOLT (1 << 12)
#define TARGET_AND_CURRENT_PROFILE_INDEX 0x70c
# define TARGET_PROFILE_INDEX_MASK (3 << 0)
# define TARGET_PROFILE_INDEX_SHIFT 0
# define CURRENT_PROFILE_INDEX_MASK (3 << 2)
# define CURRENT_PROFILE_INDEX_SHIFT 2
# define DYN_PWR_ENTER_INDEX(x) ((x) << 4)
# define DYN_PWR_ENTER_INDEX_MASK (3 << 4)
# define DYN_PWR_ENTER_INDEX_SHIFT 4
# define CURR_MCLK_INDEX_MASK (3 << 6)
# define CURR_MCLK_INDEX_SHIFT 6
# define CURR_SCLK_INDEX_MASK (0x1f << 8)
# define CURR_SCLK_INDEX_SHIFT 8
# define CURR_VID_INDEX_MASK (3 << 13)
# define CURR_VID_INDEX_SHIFT 13
#define LOWER_GPIO_ENABLE 0x710
#define UPPER_GPIO_ENABLE 0x714
#define CTXSW_VID_LOWER_GPIO_CNTL 0x718
#define VID_UPPER_GPIO_CNTL 0x740
#define CG_CTX_CGTT3D_R 0x744
# define PHC(x) ((x) << 0)
# define PHC_MASK (0x1ff << 0)
# define SDC(x) ((x) << 9)
# define SDC_MASK (0x3fff << 9)
#define CG_VDDC3D_OOR 0x748
# define SU(x) ((x) << 23)
# define SU_MASK (0xf << 23)
#define CG_FTV 0x74c
#define CG_FFCT_0 0x750
# define UTC_0(x) ((x) << 0)
# define UTC_0_MASK (0x3ff << 0)
# define DTC_0(x) ((x) << 10)
# define DTC_0_MASK (0x3ff << 10)
#define CG_BSP 0x78c
# define BSP(x) ((x) << 0)
# define BSP_MASK (0xffff << 0)
# define BSU(x) ((x) << 16)
# define BSU_MASK (0xf << 16)
#define CG_RT 0x790
# define FLS(x) ((x) << 0)
# define FLS_MASK (0xffff << 0)
# define FMS(x) ((x) << 16)
# define FMS_MASK (0xffff << 16)
#define CG_LT 0x794
# define FHS(x) ((x) << 0)
# define FHS_MASK (0xffff << 0)
#define CG_GIT 0x798
# define CG_GICST(x) ((x) << 0)
# define CG_GICST_MASK (0xffff << 0)
# define CG_GIPOT(x) ((x) << 16)
# define CG_GIPOT_MASK (0xffff << 16)
#define CG_SSP 0x7a8
# define CG_SST(x) ((x) << 0)
# define CG_SST_MASK (0xffff << 0)
# define CG_SSTU(x) ((x) << 16)
# define CG_SSTU_MASK (0xf << 16)
#define CG_RLC_REQ_AND_RSP 0x7c4
# define RLC_CG_REQ_TYPE_MASK 0xf
# define RLC_CG_REQ_TYPE_SHIFT 0
# define CG_RLC_RSP_TYPE_MASK 0xf0
# define CG_RLC_RSP_TYPE_SHIFT 4
#define CG_FC_T 0x7cc
# define FC_T(x) ((x) << 0)
# define FC_T_MASK (0xffff << 0)
# define FC_TU(x) ((x) << 16)
# define FC_TU_MASK (0x1f << 16)
#define GPIOPAD_MASK 0x1798
#define GPIOPAD_A 0x179c
#define GPIOPAD_EN 0x17a0
#define GRBM_PWR_CNTL 0x800c
# define REQ_TYPE_MASK 0xf
# define REQ_TYPE_SHIFT 0
# define RSP_TYPE_MASK 0xf0
# define RSP_TYPE_SHIFT 4
/*
* UVD
*/

View File

@ -1179,6 +1179,19 @@ struct radeon_power_state {
*/
#define RADEON_MODE_OVERCLOCK_MARGIN 500 /* 5 MHz */
enum radeon_dpm_auto_throttle_src {
RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL,
RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL
};
enum radeon_dpm_event_src {
RADEON_DPM_EVENT_SRC_ANALOG = 0,
RADEON_DPM_EVENT_SRC_EXTERNAL = 1,
RADEON_DPM_EVENT_SRC_DIGITAL = 2,
RADEON_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3,
RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4
};
struct radeon_ps {
u32 caps; /* vbios flags */
u32 class; /* vbios flags */