2 * Copyright 2011 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
22 * Authors: Alex Deucher
29 #include "rv770_dpm.h"
30 #include "cypress_dpm.h"
33 #define MC_CG_ARB_FREQ_F0 0x0a
34 #define MC_CG_ARB_FREQ_F1 0x0b
35 #define MC_CG_ARB_FREQ_F2 0x0c
36 #define MC_CG_ARB_FREQ_F3 0x0d
38 #define MC_CG_SEQ_DRAMCONF_S0 0x05
39 #define MC_CG_SEQ_DRAMCONF_S1 0x06
41 #define PCIE_BUS_CLK 10000
42 #define TCLK (PCIE_BUS_CLK / 10)
44 #define SMC_RAM_END 0xC000
46 struct rv7xx_ps
*rv770_get_ps(struct radeon_ps
*rps
)
48 struct rv7xx_ps
*ps
= rps
->ps_priv
;
53 struct rv7xx_power_info
*rv770_get_pi(struct radeon_device
*rdev
)
55 struct rv7xx_power_info
*pi
= rdev
->pm
.dpm
.priv
;
60 struct evergreen_power_info
*evergreen_get_pi(struct radeon_device
*rdev
)
62 struct evergreen_power_info
*pi
= rdev
->pm
.dpm
.priv
;
67 static void rv770_enable_bif_dynamic_pcie_gen2(struct radeon_device
*rdev
,
70 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
73 tmp
= RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL
);
75 tmp
&= ~LC_HW_VOLTAGE_IF_CONTROL_MASK
;
76 tmp
|= LC_HW_VOLTAGE_IF_CONTROL(1);
77 tmp
|= LC_GEN2_EN_STRAP
;
79 if (!pi
->boot_in_gen2
) {
80 tmp
&= ~LC_HW_VOLTAGE_IF_CONTROL_MASK
;
81 tmp
&= ~LC_GEN2_EN_STRAP
;
84 if ((tmp
& LC_OTHER_SIDE_EVER_SENT_GEN2
) ||
85 (tmp
& LC_OTHER_SIDE_SUPPORTS_GEN2
))
86 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL
, tmp
);
90 static void rv770_enable_l0s(struct radeon_device
*rdev
)
94 tmp
= RREG32_PCIE_PORT(PCIE_LC_CNTL
) & ~LC_L0S_INACTIVITY_MASK
;
95 tmp
|= LC_L0S_INACTIVITY(3);
96 WREG32_PCIE_PORT(PCIE_LC_CNTL
, tmp
);
99 static void rv770_enable_l1(struct radeon_device
*rdev
)
103 tmp
= RREG32_PCIE_PORT(PCIE_LC_CNTL
);
104 tmp
&= ~LC_L1_INACTIVITY_MASK
;
105 tmp
|= LC_L1_INACTIVITY(4);
106 tmp
&= ~LC_PMI_TO_L1_DIS
;
107 tmp
&= ~LC_ASPM_TO_L1_DIS
;
108 WREG32_PCIE_PORT(PCIE_LC_CNTL
, tmp
);
111 static void rv770_enable_pll_sleep_in_l1(struct radeon_device
*rdev
)
115 tmp
= RREG32_PCIE_PORT(PCIE_LC_CNTL
) & ~LC_L1_INACTIVITY_MASK
;
116 tmp
|= LC_L1_INACTIVITY(8);
117 WREG32_PCIE_PORT(PCIE_LC_CNTL
, tmp
);
119 /* NOTE, this is a PCIE indirect reg, not PCIE PORT */
120 tmp
= RREG32_PCIE(PCIE_P_CNTL
);
121 tmp
|= P_PLL_PWRDN_IN_L1L23
;
122 tmp
&= ~P_PLL_BUF_PDNB
;
124 tmp
|= P_ALLOW_PRX_FRONTEND_SHUTOFF
;
125 WREG32_PCIE(PCIE_P_CNTL
, tmp
);
128 static void rv770_gfx_clock_gating_enable(struct radeon_device
*rdev
,
132 WREG32_P(SCLK_PWRMGT_CNTL
, DYN_GFX_CLK_OFF_EN
, ~DYN_GFX_CLK_OFF_EN
);
134 WREG32_P(SCLK_PWRMGT_CNTL
, 0, ~DYN_GFX_CLK_OFF_EN
);
135 WREG32_P(SCLK_PWRMGT_CNTL
, GFX_CLK_FORCE_ON
, ~GFX_CLK_FORCE_ON
);
136 WREG32_P(SCLK_PWRMGT_CNTL
, 0, ~GFX_CLK_FORCE_ON
);
137 RREG32(GB_TILING_CONFIG
);
141 static void rv770_mg_clock_gating_enable(struct radeon_device
*rdev
,
144 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
147 u32 mgcg_cgtt_local0
;
149 if (rdev
->family
== CHIP_RV770
)
150 mgcg_cgtt_local0
= RV770_MGCGTTLOCAL0_DFLT
;
152 mgcg_cgtt_local0
= RV7XX_MGCGTTLOCAL0_DFLT
;
154 WREG32(CG_CGTT_LOCAL_0
, mgcg_cgtt_local0
);
155 WREG32(CG_CGTT_LOCAL_1
, (RV770_MGCGTTLOCAL1_DFLT
& 0xFFFFCFFF));
158 WREG32(CGTS_SM_CTRL_REG
, RV770_MGCGCGTSSMCTRL_DFLT
);
160 WREG32(CG_CGTT_LOCAL_0
, 0xFFFFFFFF);
161 WREG32(CG_CGTT_LOCAL_1
, 0xFFFFCFFF);
165 void rv770_restore_cgcg(struct radeon_device
*rdev
)
167 bool dpm_en
= false, cg_en
= false;
169 if (RREG32(GENERAL_PWRMGT
) & GLOBAL_PWRMGT_EN
)
171 if (RREG32(SCLK_PWRMGT_CNTL
) & DYN_GFX_CLK_OFF_EN
)
174 if (dpm_en
&& !cg_en
)
175 WREG32_P(SCLK_PWRMGT_CNTL
, DYN_GFX_CLK_OFF_EN
, ~DYN_GFX_CLK_OFF_EN
);
178 static void rv770_start_dpm(struct radeon_device
*rdev
)
180 WREG32_P(SCLK_PWRMGT_CNTL
, 0, ~SCLK_PWRMGT_OFF
);
182 WREG32_P(MCLK_PWRMGT_CNTL
, 0, ~MPLL_PWRMGT_OFF
);
184 WREG32_P(GENERAL_PWRMGT
, GLOBAL_PWRMGT_EN
, ~GLOBAL_PWRMGT_EN
);
187 void rv770_stop_dpm(struct radeon_device
*rdev
)
191 result
= rv770_send_msg_to_smc(rdev
, PPSMC_MSG_TwoLevelsDisabled
);
193 if (result
!= PPSMC_Result_OK
)
194 DRM_ERROR("Could not force DPM to low.\n");
196 WREG32_P(GENERAL_PWRMGT
, 0, ~GLOBAL_PWRMGT_EN
);
198 WREG32_P(SCLK_PWRMGT_CNTL
, SCLK_PWRMGT_OFF
, ~SCLK_PWRMGT_OFF
);
200 WREG32_P(MCLK_PWRMGT_CNTL
, MPLL_PWRMGT_OFF
, ~MPLL_PWRMGT_OFF
);
203 bool rv770_dpm_enabled(struct radeon_device
*rdev
)
205 if (RREG32(GENERAL_PWRMGT
) & GLOBAL_PWRMGT_EN
)
211 void rv770_enable_thermal_protection(struct radeon_device
*rdev
,
215 WREG32_P(GENERAL_PWRMGT
, 0, ~THERMAL_PROTECTION_DIS
);
217 WREG32_P(GENERAL_PWRMGT
, THERMAL_PROTECTION_DIS
, ~THERMAL_PROTECTION_DIS
);
220 void rv770_enable_acpi_pm(struct radeon_device
*rdev
)
222 WREG32_P(GENERAL_PWRMGT
, STATIC_PM_EN
, ~STATIC_PM_EN
);
225 u8
rv770_get_seq_value(struct radeon_device
*rdev
,
228 return (pl
->flags
& ATOM_PPLIB_R600_FLAGS_LOWPOWER
) ?
229 MC_CG_SEQ_DRAMCONF_S0
: MC_CG_SEQ_DRAMCONF_S1
;
232 int rv770_read_smc_soft_register(struct radeon_device
*rdev
,
233 u16 reg_offset
, u32
*value
)
235 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
237 return rv770_read_smc_sram_dword(rdev
,
238 pi
->soft_regs_start
+ reg_offset
,
239 value
, pi
->sram_end
);
242 int rv770_write_smc_soft_register(struct radeon_device
*rdev
,
243 u16 reg_offset
, u32 value
)
245 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
247 return rv770_write_smc_sram_dword(rdev
,
248 pi
->soft_regs_start
+ reg_offset
,
249 value
, pi
->sram_end
);
252 int rv770_populate_smc_t(struct radeon_device
*rdev
,
253 struct radeon_ps
*radeon_state
,
254 RV770_SMC_SWSTATE
*smc_state
)
256 struct rv7xx_ps
*state
= rv770_get_ps(radeon_state
);
257 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
261 u8 l
[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE
];
262 u8 r
[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE
];
268 a_n
= (int)state
->medium
.sclk
* pi
->lmp
+
269 (int)state
->low
.sclk
* (R600_AH_DFLT
- pi
->rlp
);
270 a_d
= (int)state
->low
.sclk
* (100 - (int)pi
->rlp
) +
271 (int)state
->medium
.sclk
* pi
->lmp
;
273 l
[1] = (u8
)(pi
->lmp
- (int)pi
->lmp
* a_n
/ a_d
);
274 r
[0] = (u8
)(pi
->rlp
+ (100 - (int)pi
->rlp
) * a_n
/ a_d
);
276 a_n
= (int)state
->high
.sclk
* pi
->lhp
+ (int)state
->medium
.sclk
*
277 (R600_AH_DFLT
- pi
->rmp
);
278 a_d
= (int)state
->medium
.sclk
* (100 - (int)pi
->rmp
) +
279 (int)state
->high
.sclk
* pi
->lhp
;
281 l
[2] = (u8
)(pi
->lhp
- (int)pi
->lhp
* a_n
/ a_d
);
282 r
[1] = (u8
)(pi
->rmp
+ (100 - (int)pi
->rmp
) * a_n
/ a_d
);
284 for (i
= 0; i
< (RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE
- 1); i
++) {
285 a_t
= CG_R(r
[i
] * pi
->bsp
/ 200) | CG_L(l
[i
] * pi
->bsp
/ 200);
286 smc_state
->levels
[i
].aT
= cpu_to_be32(a_t
);
289 a_t
= CG_R(r
[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE
- 1] * pi
->pbsp
/ 200) |
290 CG_L(l
[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE
- 1] * pi
->pbsp
/ 200);
292 smc_state
->levels
[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE
- 1].aT
=
298 int rv770_populate_smc_sp(struct radeon_device
*rdev
,
299 struct radeon_ps
*radeon_state
,
300 RV770_SMC_SWSTATE
*smc_state
)
302 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
305 for (i
= 0; i
< (RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE
- 1); i
++)
306 smc_state
->levels
[i
].bSP
= cpu_to_be32(pi
->dsp
);
308 smc_state
->levels
[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE
- 1].bSP
=
309 cpu_to_be32(pi
->psp
);
314 static void rv770_calculate_fractional_mpll_feedback_divider(u32 memory_clock
,
317 struct atom_clock_dividers
*dividers
,
321 u32 post_divider
, reference_divider
, feedback_divider8
;
325 fyclk
= (memory_clock
* 8) / 2;
327 fyclk
= (memory_clock
* 4) / 2;
329 post_divider
= dividers
->post_div
;
330 reference_divider
= dividers
->ref_div
;
333 (8 * fyclk
* reference_divider
* post_divider
) / reference_clock
;
335 *clkf
= feedback_divider8
/ 8;
336 *clkfrac
= feedback_divider8
% 8;
339 static int rv770_encode_yclk_post_div(u32 postdiv
, u32
*encoded_postdiv
)
345 *encoded_postdiv
= 0;
348 *encoded_postdiv
= 1;
351 *encoded_postdiv
= 2;
354 *encoded_postdiv
= 3;
357 *encoded_postdiv
= 4;
367 u32
rv770_map_clkf_to_ibias(struct radeon_device
*rdev
, u32 clkf
)
382 static int rv770_populate_mclk_value(struct radeon_device
*rdev
,
383 u32 engine_clock
, u32 memory_clock
,
384 RV7XX_SMC_MCLK_VALUE
*mclk
)
386 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
387 u8 encoded_reference_dividers
[] = { 0, 16, 17, 20, 21 };
388 u32 mpll_ad_func_cntl
=
389 pi
->clk_regs
.rv770
.mpll_ad_func_cntl
;
390 u32 mpll_ad_func_cntl_2
=
391 pi
->clk_regs
.rv770
.mpll_ad_func_cntl_2
;
392 u32 mpll_dq_func_cntl
=
393 pi
->clk_regs
.rv770
.mpll_dq_func_cntl
;
394 u32 mpll_dq_func_cntl_2
=
395 pi
->clk_regs
.rv770
.mpll_dq_func_cntl_2
;
396 u32 mclk_pwrmgt_cntl
=
397 pi
->clk_regs
.rv770
.mclk_pwrmgt_cntl
;
398 u32 dll_cntl
= pi
->clk_regs
.rv770
.dll_cntl
;
399 struct atom_clock_dividers dividers
;
400 u32 reference_clock
= rdev
->clock
.mpll
.reference_freq
;
406 ret
= radeon_atom_get_clock_dividers(rdev
, COMPUTE_MEMORY_PLL_PARAM
,
407 memory_clock
, false, ÷rs
);
411 if ((dividers
.ref_div
< 1) || (dividers
.ref_div
> 5))
414 rv770_calculate_fractional_mpll_feedback_divider(memory_clock
, reference_clock
,
416 ÷rs
, &clkf
, &clkfrac
);
418 ret
= rv770_encode_yclk_post_div(dividers
.post_div
, &postdiv_yclk
);
422 ibias
= rv770_map_clkf_to_ibias(rdev
, clkf
);
424 mpll_ad_func_cntl
&= ~(CLKR_MASK
|
429 mpll_ad_func_cntl
|= CLKR(encoded_reference_dividers
[dividers
.ref_div
- 1]);
430 mpll_ad_func_cntl
|= YCLK_POST_DIV(postdiv_yclk
);
431 mpll_ad_func_cntl
|= CLKF(clkf
);
432 mpll_ad_func_cntl
|= CLKFRAC(clkfrac
);
433 mpll_ad_func_cntl
|= IBIAS(ibias
);
435 if (dividers
.vco_mode
)
436 mpll_ad_func_cntl_2
|= VCO_MODE
;
438 mpll_ad_func_cntl_2
&= ~VCO_MODE
;
441 rv770_calculate_fractional_mpll_feedback_divider(memory_clock
,
444 ÷rs
, &clkf
, &clkfrac
);
446 ibias
= rv770_map_clkf_to_ibias(rdev
, clkf
);
448 ret
= rv770_encode_yclk_post_div(dividers
.post_div
, &postdiv_yclk
);
452 mpll_dq_func_cntl
&= ~(CLKR_MASK
|
457 mpll_dq_func_cntl
|= CLKR(encoded_reference_dividers
[dividers
.ref_div
- 1]);
458 mpll_dq_func_cntl
|= YCLK_POST_DIV(postdiv_yclk
);
459 mpll_dq_func_cntl
|= CLKF(clkf
);
460 mpll_dq_func_cntl
|= CLKFRAC(clkfrac
);
461 mpll_dq_func_cntl
|= IBIAS(ibias
);
463 if (dividers
.vco_mode
)
464 mpll_dq_func_cntl_2
|= VCO_MODE
;
466 mpll_dq_func_cntl_2
&= ~VCO_MODE
;
469 mclk
->mclk770
.mclk_value
= cpu_to_be32(memory_clock
);
470 mclk
->mclk770
.vMPLL_AD_FUNC_CNTL
= cpu_to_be32(mpll_ad_func_cntl
);
471 mclk
->mclk770
.vMPLL_AD_FUNC_CNTL_2
= cpu_to_be32(mpll_ad_func_cntl_2
);
472 mclk
->mclk770
.vMPLL_DQ_FUNC_CNTL
= cpu_to_be32(mpll_dq_func_cntl
);
473 mclk
->mclk770
.vMPLL_DQ_FUNC_CNTL_2
= cpu_to_be32(mpll_dq_func_cntl_2
);
474 mclk
->mclk770
.vMCLK_PWRMGT_CNTL
= cpu_to_be32(mclk_pwrmgt_cntl
);
475 mclk
->mclk770
.vDLL_CNTL
= cpu_to_be32(dll_cntl
);
480 static int rv770_populate_sclk_value(struct radeon_device
*rdev
,
482 RV770_SMC_SCLK_VALUE
*sclk
)
484 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
485 struct atom_clock_dividers dividers
;
487 pi
->clk_regs
.rv770
.cg_spll_func_cntl
;
488 u32 spll_func_cntl_2
=
489 pi
->clk_regs
.rv770
.cg_spll_func_cntl_2
;
490 u32 spll_func_cntl_3
=
491 pi
->clk_regs
.rv770
.cg_spll_func_cntl_3
;
492 u32 cg_spll_spread_spectrum
=
493 pi
->clk_regs
.rv770
.cg_spll_spread_spectrum
;
494 u32 cg_spll_spread_spectrum_2
=
495 pi
->clk_regs
.rv770
.cg_spll_spread_spectrum_2
;
497 u32 reference_clock
= rdev
->clock
.spll
.reference_freq
;
498 u32 reference_divider
, post_divider
;
502 ret
= radeon_atom_get_clock_dividers(rdev
, COMPUTE_ENGINE_PLL_PARAM
,
503 engine_clock
, false, ÷rs
);
507 reference_divider
= 1 + dividers
.ref_div
;
509 if (dividers
.enable_post_div
)
510 post_divider
= (0x0f & (dividers
.post_div
>> 4)) + (0x0f & dividers
.post_div
) + 2;
514 tmp
= (u64
) engine_clock
* reference_divider
* post_divider
* 16384;
515 do_div(tmp
, reference_clock
);
518 if (dividers
.enable_post_div
)
519 spll_func_cntl
|= SPLL_DIVEN
;
521 spll_func_cntl
&= ~SPLL_DIVEN
;
522 spll_func_cntl
&= ~(SPLL_HILEN_MASK
| SPLL_LOLEN_MASK
| SPLL_REF_DIV_MASK
);
523 spll_func_cntl
|= SPLL_REF_DIV(dividers
.ref_div
);
524 spll_func_cntl
|= SPLL_HILEN((dividers
.post_div
>> 4) & 0xf);
525 spll_func_cntl
|= SPLL_LOLEN(dividers
.post_div
& 0xf);
527 spll_func_cntl_2
&= ~SCLK_MUX_SEL_MASK
;
528 spll_func_cntl_2
|= SCLK_MUX_SEL(2);
530 spll_func_cntl_3
&= ~SPLL_FB_DIV_MASK
;
531 spll_func_cntl_3
|= SPLL_FB_DIV(fbdiv
);
532 spll_func_cntl_3
|= SPLL_DITHEN
;
535 struct radeon_atom_ss ss
;
536 u32 vco_freq
= engine_clock
* post_divider
;
538 if (radeon_atombios_get_asic_ss_info(rdev
, &ss
,
539 ASIC_INTERNAL_ENGINE_SS
, vco_freq
)) {
540 u32 clk_s
= reference_clock
* 5 / (reference_divider
* ss
.rate
);
541 u32 clk_v
= ss
.percentage
* fbdiv
/ (clk_s
* 10000);
543 cg_spll_spread_spectrum
&= ~CLKS_MASK
;
544 cg_spll_spread_spectrum
|= CLKS(clk_s
);
545 cg_spll_spread_spectrum
|= SSEN
;
547 cg_spll_spread_spectrum_2
&= ~CLKV_MASK
;
548 cg_spll_spread_spectrum_2
|= CLKV(clk_v
);
552 sclk
->sclk_value
= cpu_to_be32(engine_clock
);
553 sclk
->vCG_SPLL_FUNC_CNTL
= cpu_to_be32(spll_func_cntl
);
554 sclk
->vCG_SPLL_FUNC_CNTL_2
= cpu_to_be32(spll_func_cntl_2
);
555 sclk
->vCG_SPLL_FUNC_CNTL_3
= cpu_to_be32(spll_func_cntl_3
);
556 sclk
->vCG_SPLL_SPREAD_SPECTRUM
= cpu_to_be32(cg_spll_spread_spectrum
);
557 sclk
->vCG_SPLL_SPREAD_SPECTRUM_2
= cpu_to_be32(cg_spll_spread_spectrum_2
);
562 int rv770_populate_vddc_value(struct radeon_device
*rdev
, u16 vddc
,
563 RV770_SMC_VOLTAGE_VALUE
*voltage
)
565 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
568 if (!pi
->voltage_control
) {
574 for (i
= 0; i
< pi
->valid_vddc_entries
; i
++) {
575 if (vddc
<= pi
->vddc_table
[i
].vddc
) {
576 voltage
->index
= pi
->vddc_table
[i
].vddc_index
;
577 voltage
->value
= cpu_to_be16(vddc
);
582 if (i
== pi
->valid_vddc_entries
)
588 int rv770_populate_mvdd_value(struct radeon_device
*rdev
, u32 mclk
,
589 RV770_SMC_VOLTAGE_VALUE
*voltage
)
591 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
593 if (!pi
->mvdd_control
) {
594 voltage
->index
= MVDD_HIGH_INDEX
;
595 voltage
->value
= cpu_to_be16(MVDD_HIGH_VALUE
);
599 if (mclk
<= pi
->mvdd_split_frequency
) {
600 voltage
->index
= MVDD_LOW_INDEX
;
601 voltage
->value
= cpu_to_be16(MVDD_LOW_VALUE
);
603 voltage
->index
= MVDD_HIGH_INDEX
;
604 voltage
->value
= cpu_to_be16(MVDD_HIGH_VALUE
);
610 static int rv770_convert_power_level_to_smc(struct radeon_device
*rdev
,
612 RV770_SMC_HW_PERFORMANCE_LEVEL
*level
,
615 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
618 level
->gen2PCIE
= pi
->pcie_gen2
?
619 ((pl
->flags
& ATOM_PPLIB_R600_FLAGS_PCIEGEN2
) ? 1 : 0) : 0;
620 level
->gen2XSP
= (pl
->flags
& ATOM_PPLIB_R600_FLAGS_PCIEGEN2
) ? 1 : 0;
621 level
->backbias
= (pl
->flags
& ATOM_PPLIB_R600_FLAGS_BACKBIASENABLE
) ? 1 : 0;
622 level
->displayWatermark
= watermark_level
;
624 if (rdev
->family
== CHIP_RV740
)
625 ret
= rv740_populate_sclk_value(rdev
, pl
->sclk
,
627 else if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
))
628 ret
= rv730_populate_sclk_value(rdev
, pl
->sclk
,
631 ret
= rv770_populate_sclk_value(rdev
, pl
->sclk
,
636 if (rdev
->family
== CHIP_RV740
) {
638 if (pl
->mclk
<= pi
->mclk_strobe_mode_threshold
)
640 rv740_get_mclk_frequency_ratio(pl
->mclk
) | 0x10;
642 level
->strobeMode
= 0;
644 if (pl
->mclk
> pi
->mclk_edc_enable_threshold
)
645 level
->mcFlags
= SMC_MC_EDC_RD_FLAG
| SMC_MC_EDC_WR_FLAG
;
649 ret
= rv740_populate_mclk_value(rdev
, pl
->sclk
,
650 pl
->mclk
, &level
->mclk
);
651 } else if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
))
652 ret
= rv730_populate_mclk_value(rdev
, pl
->sclk
,
653 pl
->mclk
, &level
->mclk
);
655 ret
= rv770_populate_mclk_value(rdev
, pl
->sclk
,
656 pl
->mclk
, &level
->mclk
);
660 ret
= rv770_populate_vddc_value(rdev
, pl
->vddc
,
665 ret
= rv770_populate_mvdd_value(rdev
, pl
->mclk
, &level
->mvdd
);
670 static int rv770_convert_power_state_to_smc(struct radeon_device
*rdev
,
671 struct radeon_ps
*radeon_state
,
672 RV770_SMC_SWSTATE
*smc_state
)
674 struct rv7xx_ps
*state
= rv770_get_ps(radeon_state
);
677 if (!(radeon_state
->caps
& ATOM_PPLIB_DISALLOW_ON_DC
))
678 smc_state
->flags
|= PPSMC_SWSTATE_FLAG_DC
;
680 ret
= rv770_convert_power_level_to_smc(rdev
,
682 &smc_state
->levels
[0],
683 PPSMC_DISPLAY_WATERMARK_LOW
);
687 ret
= rv770_convert_power_level_to_smc(rdev
,
689 &smc_state
->levels
[1],
690 PPSMC_DISPLAY_WATERMARK_LOW
);
694 ret
= rv770_convert_power_level_to_smc(rdev
,
696 &smc_state
->levels
[2],
697 PPSMC_DISPLAY_WATERMARK_HIGH
);
701 smc_state
->levels
[0].arbValue
= MC_CG_ARB_FREQ_F1
;
702 smc_state
->levels
[1].arbValue
= MC_CG_ARB_FREQ_F2
;
703 smc_state
->levels
[2].arbValue
= MC_CG_ARB_FREQ_F3
;
705 smc_state
->levels
[0].seqValue
= rv770_get_seq_value(rdev
,
707 smc_state
->levels
[1].seqValue
= rv770_get_seq_value(rdev
,
709 smc_state
->levels
[2].seqValue
= rv770_get_seq_value(rdev
,
712 rv770_populate_smc_sp(rdev
, radeon_state
, smc_state
);
714 return rv770_populate_smc_t(rdev
, radeon_state
, smc_state
);
718 u32
rv770_calculate_memory_refresh_rate(struct radeon_device
*rdev
,
722 u32 dram_refresh_rate
;
723 u32 mc_arb_rfsh_rate
;
726 tmp
= (RREG32(MC_ARB_RAMCFG
) & NOOFROWS_MASK
) >> NOOFROWS_SHIFT
;
727 dram_rows
= 1 << (tmp
+ 10);
728 tmp
= RREG32(MC_SEQ_MISC0
) & 3;
729 dram_refresh_rate
= 1 << (tmp
+ 3);
730 mc_arb_rfsh_rate
= ((engine_clock
* 10) * dram_refresh_rate
/ dram_rows
- 32) / 64;
732 return mc_arb_rfsh_rate
;
735 static void rv770_program_memory_timing_parameters(struct radeon_device
*rdev
,
736 struct radeon_ps
*radeon_state
)
738 struct rv7xx_ps
*state
= rv770_get_ps(radeon_state
);
739 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
741 u32 arb_refresh_rate
;
744 if (state
->high
.sclk
< (state
->low
.sclk
* 0xFF / 0x40))
745 high_clock
= state
->high
.sclk
;
747 high_clock
= (state
->low
.sclk
* 0xFF / 0x40);
749 radeon_atom_set_engine_dram_timings(rdev
, high_clock
,
753 STATE0(64 * high_clock
/ pi
->boot_sclk
) |
754 STATE1(64 * high_clock
/ state
->low
.sclk
) |
755 STATE2(64 * high_clock
/ state
->medium
.sclk
) |
756 STATE3(64 * high_clock
/ state
->high
.sclk
);
757 WREG32(MC_ARB_SQM_RATIO
, sqm_ratio
);
760 POWERMODE0(rv770_calculate_memory_refresh_rate(rdev
, pi
->boot_sclk
)) |
761 POWERMODE1(rv770_calculate_memory_refresh_rate(rdev
, state
->low
.sclk
)) |
762 POWERMODE2(rv770_calculate_memory_refresh_rate(rdev
, state
->medium
.sclk
)) |
763 POWERMODE3(rv770_calculate_memory_refresh_rate(rdev
, state
->high
.sclk
));
764 WREG32(MC_ARB_RFSH_RATE
, arb_refresh_rate
);
767 void rv770_enable_backbias(struct radeon_device
*rdev
,
771 WREG32_P(GENERAL_PWRMGT
, BACKBIAS_PAD_EN
, ~BACKBIAS_PAD_EN
);
773 WREG32_P(GENERAL_PWRMGT
, 0, ~(BACKBIAS_VALUE
| BACKBIAS_PAD_EN
));
776 static void rv770_enable_spread_spectrum(struct radeon_device
*rdev
,
779 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
783 WREG32_P(GENERAL_PWRMGT
, DYN_SPREAD_SPECTRUM_EN
, ~DYN_SPREAD_SPECTRUM_EN
);
786 if (rdev
->family
== CHIP_RV740
)
787 rv740_enable_mclk_spread_spectrum(rdev
, true);
790 WREG32_P(CG_SPLL_SPREAD_SPECTRUM
, 0, ~SSEN
);
792 WREG32_P(GENERAL_PWRMGT
, 0, ~DYN_SPREAD_SPECTRUM_EN
);
794 WREG32_P(CG_MPLL_SPREAD_SPECTRUM
, 0, ~SSEN
);
796 if (rdev
->family
== CHIP_RV740
)
797 rv740_enable_mclk_spread_spectrum(rdev
, false);
801 static void rv770_program_mpll_timing_parameters(struct radeon_device
*rdev
)
803 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
805 if ((rdev
->family
== CHIP_RV770
) && !pi
->mem_gddr5
) {
807 (MPLL_LOCK_TIME(R600_MPLLLOCKTIME_DFLT
* pi
->ref_div
) |
808 MPLL_RESET_TIME(R600_MPLLRESETTIME_DFLT
)));
812 void rv770_setup_bsp(struct radeon_device
*rdev
)
814 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
815 u32 xclk
= radeon_get_xclk(rdev
);
817 r600_calculate_u_and_p(pi
->asi
,
823 r600_calculate_u_and_p(pi
->pasi
,
829 pi
->dsp
= BSP(pi
->bsp
) | BSU(pi
->bsu
);
830 pi
->psp
= BSP(pi
->pbsp
) | BSU(pi
->pbsu
);
832 WREG32(CG_BSP
, pi
->dsp
);
836 void rv770_program_git(struct radeon_device
*rdev
)
838 WREG32_P(CG_GIT
, CG_GICST(R600_GICST_DFLT
), ~CG_GICST_MASK
);
841 void rv770_program_tp(struct radeon_device
*rdev
)
844 enum r600_td td
= R600_TD_DFLT
;
846 for (i
= 0; i
< R600_PM_NUMBER_OF_TC
; i
++)
847 WREG32(CG_FFCT_0
+ (i
* 4), (UTC_0(r600_utc
[i
]) | DTC_0(r600_dtc
[i
])));
849 if (td
== R600_TD_AUTO
)
850 WREG32_P(SCLK_PWRMGT_CNTL
, 0, ~FIR_FORCE_TREND_SEL
);
852 WREG32_P(SCLK_PWRMGT_CNTL
, FIR_FORCE_TREND_SEL
, ~FIR_FORCE_TREND_SEL
);
853 if (td
== R600_TD_UP
)
854 WREG32_P(SCLK_PWRMGT_CNTL
, 0, ~FIR_TREND_MODE
);
855 if (td
== R600_TD_DOWN
)
856 WREG32_P(SCLK_PWRMGT_CNTL
, FIR_TREND_MODE
, ~FIR_TREND_MODE
);
859 void rv770_program_tpp(struct radeon_device
*rdev
)
861 WREG32(CG_TPC
, R600_TPC_DFLT
);
864 void rv770_program_sstp(struct radeon_device
*rdev
)
866 WREG32(CG_SSP
, (SSTU(R600_SSTU_DFLT
) | SST(R600_SST_DFLT
)));
869 void rv770_program_engine_speed_parameters(struct radeon_device
*rdev
)
871 WREG32_P(SPLL_CNTL_MODE
, SPLL_DIV_SYNC
, ~SPLL_DIV_SYNC
);
874 static void rv770_enable_display_gap(struct radeon_device
*rdev
)
876 u32 tmp
= RREG32(CG_DISPLAY_GAP_CNTL
);
878 tmp
&= ~(DISP1_GAP_MCHG_MASK
| DISP2_GAP_MCHG_MASK
);
879 tmp
|= (DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE
) |
880 DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE
));
881 WREG32(CG_DISPLAY_GAP_CNTL
, tmp
);
884 void rv770_program_vc(struct radeon_device
*rdev
)
886 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
888 WREG32(CG_FTV
, pi
->vrc
);
891 void rv770_clear_vc(struct radeon_device
*rdev
)
896 int rv770_upload_firmware(struct radeon_device
*rdev
)
898 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
901 rv770_reset_smc(rdev
);
902 rv770_stop_smc_clock(rdev
);
904 ret
= rv770_load_smc_ucode(rdev
, pi
->sram_end
);
911 static int rv770_populate_smc_acpi_state(struct radeon_device
*rdev
,
912 RV770_SMC_STATETABLE
*table
)
914 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
916 u32 mpll_ad_func_cntl
=
917 pi
->clk_regs
.rv770
.mpll_ad_func_cntl
;
918 u32 mpll_ad_func_cntl_2
=
919 pi
->clk_regs
.rv770
.mpll_ad_func_cntl_2
;
920 u32 mpll_dq_func_cntl
=
921 pi
->clk_regs
.rv770
.mpll_dq_func_cntl
;
922 u32 mpll_dq_func_cntl_2
=
923 pi
->clk_regs
.rv770
.mpll_dq_func_cntl_2
;
925 pi
->clk_regs
.rv770
.cg_spll_func_cntl
;
926 u32 spll_func_cntl_2
=
927 pi
->clk_regs
.rv770
.cg_spll_func_cntl_2
;
928 u32 spll_func_cntl_3
=
929 pi
->clk_regs
.rv770
.cg_spll_func_cntl_3
;
930 u32 mclk_pwrmgt_cntl
;
933 table
->ACPIState
= table
->initialState
;
935 table
->ACPIState
.flags
&= ~PPSMC_SWSTATE_FLAG_DC
;
938 rv770_populate_vddc_value(rdev
, pi
->acpi_vddc
,
939 &table
->ACPIState
.levels
[0].vddc
);
941 if (pi
->acpi_pcie_gen2
)
942 table
->ACPIState
.levels
[0].gen2PCIE
= 1;
944 table
->ACPIState
.levels
[0].gen2PCIE
= 0;
946 table
->ACPIState
.levels
[0].gen2PCIE
= 0;
947 if (pi
->acpi_pcie_gen2
)
948 table
->ACPIState
.levels
[0].gen2XSP
= 1;
950 table
->ACPIState
.levels
[0].gen2XSP
= 0;
952 rv770_populate_vddc_value(rdev
, pi
->min_vddc_in_table
,
953 &table
->ACPIState
.levels
[0].vddc
);
954 table
->ACPIState
.levels
[0].gen2PCIE
= 0;
958 mpll_ad_func_cntl_2
|= BIAS_GEN_PDNB
| RESET_EN
;
960 mpll_dq_func_cntl_2
|= BIAS_GEN_PDNB
| RESET_EN
;
962 mclk_pwrmgt_cntl
= (MRDCKA0_RESET
|
971 dll_cntl
= 0xff000000;
973 spll_func_cntl
|= SPLL_RESET
| SPLL_SLEEP
| SPLL_BYPASS_EN
;
975 spll_func_cntl_2
&= ~SCLK_MUX_SEL_MASK
;
976 spll_func_cntl_2
|= SCLK_MUX_SEL(4);
978 table
->ACPIState
.levels
[0].mclk
.mclk770
.vMPLL_AD_FUNC_CNTL
= cpu_to_be32(mpll_ad_func_cntl
);
979 table
->ACPIState
.levels
[0].mclk
.mclk770
.vMPLL_AD_FUNC_CNTL_2
= cpu_to_be32(mpll_ad_func_cntl_2
);
980 table
->ACPIState
.levels
[0].mclk
.mclk770
.vMPLL_DQ_FUNC_CNTL
= cpu_to_be32(mpll_dq_func_cntl
);
981 table
->ACPIState
.levels
[0].mclk
.mclk770
.vMPLL_DQ_FUNC_CNTL_2
= cpu_to_be32(mpll_dq_func_cntl_2
);
983 table
->ACPIState
.levels
[0].mclk
.mclk770
.vMCLK_PWRMGT_CNTL
= cpu_to_be32(mclk_pwrmgt_cntl
);
984 table
->ACPIState
.levels
[0].mclk
.mclk770
.vDLL_CNTL
= cpu_to_be32(dll_cntl
);
986 table
->ACPIState
.levels
[0].mclk
.mclk770
.mclk_value
= 0;
988 table
->ACPIState
.levels
[0].sclk
.vCG_SPLL_FUNC_CNTL
= cpu_to_be32(spll_func_cntl
);
989 table
->ACPIState
.levels
[0].sclk
.vCG_SPLL_FUNC_CNTL_2
= cpu_to_be32(spll_func_cntl_2
);
990 table
->ACPIState
.levels
[0].sclk
.vCG_SPLL_FUNC_CNTL_3
= cpu_to_be32(spll_func_cntl_3
);
992 table
->ACPIState
.levels
[0].sclk
.sclk_value
= 0;
994 rv770_populate_mvdd_value(rdev
, 0, &table
->ACPIState
.levels
[0].mvdd
);
996 table
->ACPIState
.levels
[1] = table
->ACPIState
.levels
[0];
997 table
->ACPIState
.levels
[2] = table
->ACPIState
.levels
[0];
1002 int rv770_populate_initial_mvdd_value(struct radeon_device
*rdev
,
1003 RV770_SMC_VOLTAGE_VALUE
*voltage
)
1005 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1007 if ((pi
->s0_vid_lower_smio_cntl
& pi
->mvdd_mask_low
) ==
1008 (pi
->mvdd_low_smio
[MVDD_LOW_INDEX
] & pi
->mvdd_mask_low
) ) {
1009 voltage
->index
= MVDD_LOW_INDEX
;
1010 voltage
->value
= cpu_to_be16(MVDD_LOW_VALUE
);
1012 voltage
->index
= MVDD_HIGH_INDEX
;
1013 voltage
->value
= cpu_to_be16(MVDD_HIGH_VALUE
);
1019 static int rv770_populate_smc_initial_state(struct radeon_device
*rdev
,
1020 struct radeon_ps
*radeon_state
,
1021 RV770_SMC_STATETABLE
*table
)
1023 struct rv7xx_ps
*initial_state
= rv770_get_ps(radeon_state
);
1024 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1027 table
->initialState
.levels
[0].mclk
.mclk770
.vMPLL_AD_FUNC_CNTL
=
1028 cpu_to_be32(pi
->clk_regs
.rv770
.mpll_ad_func_cntl
);
1029 table
->initialState
.levels
[0].mclk
.mclk770
.vMPLL_AD_FUNC_CNTL_2
=
1030 cpu_to_be32(pi
->clk_regs
.rv770
.mpll_ad_func_cntl_2
);
1031 table
->initialState
.levels
[0].mclk
.mclk770
.vMPLL_DQ_FUNC_CNTL
=
1032 cpu_to_be32(pi
->clk_regs
.rv770
.mpll_dq_func_cntl
);
1033 table
->initialState
.levels
[0].mclk
.mclk770
.vMPLL_DQ_FUNC_CNTL_2
=
1034 cpu_to_be32(pi
->clk_regs
.rv770
.mpll_dq_func_cntl_2
);
1035 table
->initialState
.levels
[0].mclk
.mclk770
.vMCLK_PWRMGT_CNTL
=
1036 cpu_to_be32(pi
->clk_regs
.rv770
.mclk_pwrmgt_cntl
);
1037 table
->initialState
.levels
[0].mclk
.mclk770
.vDLL_CNTL
=
1038 cpu_to_be32(pi
->clk_regs
.rv770
.dll_cntl
);
1040 table
->initialState
.levels
[0].mclk
.mclk770
.vMPLL_SS
=
1041 cpu_to_be32(pi
->clk_regs
.rv770
.mpll_ss1
);
1042 table
->initialState
.levels
[0].mclk
.mclk770
.vMPLL_SS2
=
1043 cpu_to_be32(pi
->clk_regs
.rv770
.mpll_ss2
);
1045 table
->initialState
.levels
[0].mclk
.mclk770
.mclk_value
=
1046 cpu_to_be32(initial_state
->low
.mclk
);
1048 table
->initialState
.levels
[0].sclk
.vCG_SPLL_FUNC_CNTL
=
1049 cpu_to_be32(pi
->clk_regs
.rv770
.cg_spll_func_cntl
);
1050 table
->initialState
.levels
[0].sclk
.vCG_SPLL_FUNC_CNTL_2
=
1051 cpu_to_be32(pi
->clk_regs
.rv770
.cg_spll_func_cntl_2
);
1052 table
->initialState
.levels
[0].sclk
.vCG_SPLL_FUNC_CNTL_3
=
1053 cpu_to_be32(pi
->clk_regs
.rv770
.cg_spll_func_cntl_3
);
1054 table
->initialState
.levels
[0].sclk
.vCG_SPLL_SPREAD_SPECTRUM
=
1055 cpu_to_be32(pi
->clk_regs
.rv770
.cg_spll_spread_spectrum
);
1056 table
->initialState
.levels
[0].sclk
.vCG_SPLL_SPREAD_SPECTRUM_2
=
1057 cpu_to_be32(pi
->clk_regs
.rv770
.cg_spll_spread_spectrum_2
);
1059 table
->initialState
.levels
[0].sclk
.sclk_value
=
1060 cpu_to_be32(initial_state
->low
.sclk
);
1062 table
->initialState
.levels
[0].arbValue
= MC_CG_ARB_FREQ_F0
;
1064 table
->initialState
.levels
[0].seqValue
=
1065 rv770_get_seq_value(rdev
, &initial_state
->low
);
1067 rv770_populate_vddc_value(rdev
,
1068 initial_state
->low
.vddc
,
1069 &table
->initialState
.levels
[0].vddc
);
1070 rv770_populate_initial_mvdd_value(rdev
,
1071 &table
->initialState
.levels
[0].mvdd
);
1073 a_t
= CG_R(0xffff) | CG_L(0);
1074 table
->initialState
.levels
[0].aT
= cpu_to_be32(a_t
);
1076 table
->initialState
.levels
[0].bSP
= cpu_to_be32(pi
->dsp
);
1078 if (pi
->boot_in_gen2
)
1079 table
->initialState
.levels
[0].gen2PCIE
= 1;
1081 table
->initialState
.levels
[0].gen2PCIE
= 0;
1082 if (initial_state
->low
.flags
& ATOM_PPLIB_R600_FLAGS_PCIEGEN2
)
1083 table
->initialState
.levels
[0].gen2XSP
= 1;
1085 table
->initialState
.levels
[0].gen2XSP
= 0;
1087 if (rdev
->family
== CHIP_RV740
) {
1088 if (pi
->mem_gddr5
) {
1089 if (initial_state
->low
.mclk
<= pi
->mclk_strobe_mode_threshold
)
1090 table
->initialState
.levels
[0].strobeMode
=
1091 rv740_get_mclk_frequency_ratio(initial_state
->low
.mclk
) | 0x10;
1093 table
->initialState
.levels
[0].strobeMode
= 0;
1095 if (initial_state
->low
.mclk
>= pi
->mclk_edc_enable_threshold
)
1096 table
->initialState
.levels
[0].mcFlags
= SMC_MC_EDC_RD_FLAG
| SMC_MC_EDC_WR_FLAG
;
1098 table
->initialState
.levels
[0].mcFlags
= 0;
1102 table
->initialState
.levels
[1] = table
->initialState
.levels
[0];
1103 table
->initialState
.levels
[2] = table
->initialState
.levels
[0];
1105 table
->initialState
.flags
|= PPSMC_SWSTATE_FLAG_DC
;
1110 static int rv770_populate_smc_vddc_table(struct radeon_device
*rdev
,
1111 RV770_SMC_STATETABLE
*table
)
1113 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1116 for (i
= 0; i
< pi
->valid_vddc_entries
; i
++) {
1117 table
->highSMIO
[pi
->vddc_table
[i
].vddc_index
] =
1118 pi
->vddc_table
[i
].high_smio
;
1119 table
->lowSMIO
[pi
->vddc_table
[i
].vddc_index
] =
1120 cpu_to_be32(pi
->vddc_table
[i
].low_smio
);
1123 table
->voltageMaskTable
.highMask
[RV770_SMC_VOLTAGEMASK_VDDC
] = 0;
1124 table
->voltageMaskTable
.lowMask
[RV770_SMC_VOLTAGEMASK_VDDC
] =
1125 cpu_to_be32(pi
->vddc_mask_low
);
1128 ((i
< pi
->valid_vddc_entries
) &&
1129 (pi
->max_vddc_in_table
>
1130 pi
->vddc_table
[i
].vddc
));
1133 table
->maxVDDCIndexInPPTable
=
1134 pi
->vddc_table
[i
].vddc_index
;
1139 static int rv770_populate_smc_mvdd_table(struct radeon_device
*rdev
,
1140 RV770_SMC_STATETABLE
*table
)
1142 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1144 if (pi
->mvdd_control
) {
1145 table
->lowSMIO
[MVDD_HIGH_INDEX
] |=
1146 cpu_to_be32(pi
->mvdd_low_smio
[MVDD_HIGH_INDEX
]);
1147 table
->lowSMIO
[MVDD_LOW_INDEX
] |=
1148 cpu_to_be32(pi
->mvdd_low_smio
[MVDD_LOW_INDEX
]);
1150 table
->voltageMaskTable
.highMask
[RV770_SMC_VOLTAGEMASK_MVDD
] = 0;
1151 table
->voltageMaskTable
.lowMask
[RV770_SMC_VOLTAGEMASK_MVDD
] =
1152 cpu_to_be32(pi
->mvdd_mask_low
);
1158 static int rv770_init_smc_table(struct radeon_device
*rdev
,
1159 struct radeon_ps
*radeon_boot_state
)
1161 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1162 struct rv7xx_ps
*boot_state
= rv770_get_ps(radeon_boot_state
);
1163 RV770_SMC_STATETABLE
*table
= &pi
->smc_statetable
;
1166 memset(table
, 0, sizeof(RV770_SMC_STATETABLE
));
1168 pi
->boot_sclk
= boot_state
->low
.sclk
;
1170 rv770_populate_smc_vddc_table(rdev
, table
);
1171 rv770_populate_smc_mvdd_table(rdev
, table
);
1173 switch (rdev
->pm
.int_thermal_type
) {
1174 case THERMAL_TYPE_RV770
:
1175 case THERMAL_TYPE_ADT7473_WITH_INTERNAL
:
1176 table
->thermalProtectType
= PPSMC_THERMAL_PROTECT_TYPE_INTERNAL
;
1178 case THERMAL_TYPE_NONE
:
1179 table
->thermalProtectType
= PPSMC_THERMAL_PROTECT_TYPE_NONE
;
1181 case THERMAL_TYPE_EXTERNAL_GPIO
:
1183 table
->thermalProtectType
= PPSMC_THERMAL_PROTECT_TYPE_EXTERNAL
;
1187 if (rdev
->pm
.dpm
.platform_caps
& ATOM_PP_PLATFORM_CAP_HARDWAREDC
) {
1188 table
->systemFlags
|= PPSMC_SYSTEMFLAG_GPIO_DC
;
1190 if (rdev
->pm
.dpm
.platform_caps
& ATOM_PP_PLATFORM_CAP_DONT_WAIT_FOR_VBLANK_ON_ALERT
)
1191 table
->extraFlags
|= PPSMC_EXTRAFLAGS_AC2DC_DONT_WAIT_FOR_VBLANK
;
1193 if (rdev
->pm
.dpm
.platform_caps
& ATOM_PP_PLATFORM_CAP_GOTO_BOOT_ON_ALERT
)
1194 table
->extraFlags
|= PPSMC_EXTRAFLAGS_AC2DC_ACTION_GOTOINITIALSTATE
;
1197 if (rdev
->pm
.dpm
.platform_caps
& ATOM_PP_PLATFORM_CAP_STEPVDDC
)
1198 table
->systemFlags
|= PPSMC_SYSTEMFLAG_STEPVDDC
;
1201 table
->systemFlags
|= PPSMC_SYSTEMFLAG_GDDR5
;
1203 if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
))
1204 ret
= rv730_populate_smc_initial_state(rdev
, radeon_boot_state
, table
);
1206 ret
= rv770_populate_smc_initial_state(rdev
, radeon_boot_state
, table
);
1210 if (rdev
->family
== CHIP_RV740
)
1211 ret
= rv740_populate_smc_acpi_state(rdev
, table
);
1212 else if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
))
1213 ret
= rv730_populate_smc_acpi_state(rdev
, table
);
1215 ret
= rv770_populate_smc_acpi_state(rdev
, table
);
1219 table
->driverState
= table
->initialState
;
1221 return rv770_copy_bytes_to_smc(rdev
,
1222 pi
->state_table_start
,
1224 sizeof(RV770_SMC_STATETABLE
),
1228 static int rv770_construct_vddc_table(struct radeon_device
*rdev
)
1230 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1236 radeon_atom_get_min_voltage(rdev
, SET_VOLTAGE_TYPE_ASIC_VDDC
, &min
);
1237 radeon_atom_get_max_voltage(rdev
, SET_VOLTAGE_TYPE_ASIC_VDDC
, &max
);
1238 radeon_atom_get_voltage_step(rdev
, SET_VOLTAGE_TYPE_ASIC_VDDC
, &step
);
1240 steps
= (max
- min
) / step
+ 1;
1242 if (steps
> MAX_NO_VREG_STEPS
)
1245 for (i
= 0; i
< steps
; i
++) {
1246 u32 gpio_pins
, gpio_mask
;
1248 pi
->vddc_table
[i
].vddc
= (u16
)(min
+ i
* step
);
1249 radeon_atom_get_voltage_gpio_settings(rdev
,
1250 pi
->vddc_table
[i
].vddc
,
1251 SET_VOLTAGE_TYPE_ASIC_VDDC
,
1252 &gpio_pins
, &gpio_mask
);
1253 pi
->vddc_table
[i
].low_smio
= gpio_pins
& gpio_mask
;
1254 pi
->vddc_table
[i
].high_smio
= 0;
1255 pi
->vddc_mask_low
= gpio_mask
;
1257 if ((pi
->vddc_table
[i
].low_smio
!=
1258 pi
->vddc_table
[i
- 1].low_smio
) ||
1259 (pi
->vddc_table
[i
].high_smio
!=
1260 pi
->vddc_table
[i
- 1].high_smio
))
1263 pi
->vddc_table
[i
].vddc_index
= vddc_index
;
1266 pi
->valid_vddc_entries
= (u8
)steps
;
1271 static u32
rv770_get_mclk_split_point(struct atom_memory_info
*memory_info
)
1273 if (memory_info
->mem_type
== MEM_TYPE_GDDR3
)
1279 static int rv770_get_mvdd_pin_configuration(struct radeon_device
*rdev
)
1281 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1282 u32 gpio_pins
, gpio_mask
;
1284 radeon_atom_get_voltage_gpio_settings(rdev
,
1285 MVDD_HIGH_VALUE
, SET_VOLTAGE_TYPE_ASIC_MVDDC
,
1286 &gpio_pins
, &gpio_mask
);
1287 pi
->mvdd_mask_low
= gpio_mask
;
1288 pi
->mvdd_low_smio
[MVDD_HIGH_INDEX
] =
1289 gpio_pins
& gpio_mask
;
1291 radeon_atom_get_voltage_gpio_settings(rdev
,
1292 MVDD_LOW_VALUE
, SET_VOLTAGE_TYPE_ASIC_MVDDC
,
1293 &gpio_pins
, &gpio_mask
);
1294 pi
->mvdd_low_smio
[MVDD_LOW_INDEX
] =
1295 gpio_pins
& gpio_mask
;
1300 u8
rv770_get_memory_module_index(struct radeon_device
*rdev
)
1302 return (u8
) ((RREG32(BIOS_SCRATCH_4
) >> 16) & 0xff);
1305 static int rv770_get_mvdd_configuration(struct radeon_device
*rdev
)
1307 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1308 u8 memory_module_index
;
1309 struct atom_memory_info memory_info
;
1311 memory_module_index
= rv770_get_memory_module_index(rdev
);
1313 if (radeon_atom_get_memory_info(rdev
, memory_module_index
, &memory_info
)) {
1314 pi
->mvdd_control
= false;
1318 pi
->mvdd_split_frequency
=
1319 rv770_get_mclk_split_point(&memory_info
);
1321 if (pi
->mvdd_split_frequency
== 0) {
1322 pi
->mvdd_control
= false;
1326 return rv770_get_mvdd_pin_configuration(rdev
);
1329 void rv770_enable_voltage_control(struct radeon_device
*rdev
,
1333 WREG32_P(GENERAL_PWRMGT
, VOLT_PWRMGT_EN
, ~VOLT_PWRMGT_EN
);
1335 WREG32_P(GENERAL_PWRMGT
, 0, ~VOLT_PWRMGT_EN
);
1338 static void rv770_program_display_gap(struct radeon_device
*rdev
)
1340 u32 tmp
= RREG32(CG_DISPLAY_GAP_CNTL
);
1342 tmp
&= ~(DISP1_GAP_MCHG_MASK
| DISP2_GAP_MCHG_MASK
);
1343 if (RREG32(AVIVO_D1CRTC_CONTROL
) & AVIVO_CRTC_EN
) {
1344 tmp
|= DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK
);
1345 tmp
|= DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE
);
1346 } else if (RREG32(AVIVO_D2CRTC_CONTROL
) & AVIVO_CRTC_EN
) {
1347 tmp
|= DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE
);
1348 tmp
|= DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK
);
1350 tmp
|= DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE
);
1351 tmp
|= DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE
);
1353 WREG32(CG_DISPLAY_GAP_CNTL
, tmp
);
1356 static void rv770_enable_dynamic_pcie_gen2(struct radeon_device
*rdev
,
1359 rv770_enable_bif_dynamic_pcie_gen2(rdev
, enable
);
1362 WREG32_P(GENERAL_PWRMGT
, ENABLE_GEN2PCIE
, ~ENABLE_GEN2PCIE
);
1364 WREG32_P(GENERAL_PWRMGT
, 0, ~ENABLE_GEN2PCIE
);
1367 static void r7xx_program_memory_timing_parameters(struct radeon_device
*rdev
,
1368 struct radeon_ps
*radeon_new_state
)
1370 if ((rdev
->family
== CHIP_RV730
) ||
1371 (rdev
->family
== CHIP_RV710
) ||
1372 (rdev
->family
== CHIP_RV740
))
1373 rv730_program_memory_timing_parameters(rdev
, radeon_new_state
);
1375 rv770_program_memory_timing_parameters(rdev
, radeon_new_state
);
1378 static int rv770_upload_sw_state(struct radeon_device
*rdev
,
1379 struct radeon_ps
*radeon_new_state
)
1381 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1382 u16 address
= pi
->state_table_start
+
1383 offsetof(RV770_SMC_STATETABLE
, driverState
);
1384 RV770_SMC_SWSTATE state
= { 0 };
1387 ret
= rv770_convert_power_state_to_smc(rdev
, radeon_new_state
, &state
);
1391 return rv770_copy_bytes_to_smc(rdev
, address
, (const u8
*)&state
,
1392 sizeof(RV770_SMC_SWSTATE
),
1396 int rv770_halt_smc(struct radeon_device
*rdev
)
1398 if (rv770_send_msg_to_smc(rdev
, PPSMC_MSG_Halt
) != PPSMC_Result_OK
)
1401 if (rv770_wait_for_smc_inactive(rdev
) != PPSMC_Result_OK
)
1407 int rv770_resume_smc(struct radeon_device
*rdev
)
1409 if (rv770_send_msg_to_smc(rdev
, PPSMC_MSG_Resume
) != PPSMC_Result_OK
)
1414 int rv770_set_sw_state(struct radeon_device
*rdev
)
1416 if (rv770_send_msg_to_smc(rdev
, PPSMC_MSG_SwitchToSwState
) != PPSMC_Result_OK
)
1421 int rv770_set_boot_state(struct radeon_device
*rdev
)
1423 if (rv770_send_msg_to_smc(rdev
, PPSMC_MSG_SwitchToInitialState
) != PPSMC_Result_OK
)
1428 void rv770_set_uvd_clock_before_set_eng_clock(struct radeon_device
*rdev
,
1429 struct radeon_ps
*new_ps
,
1430 struct radeon_ps
*old_ps
)
1432 struct rv7xx_ps
*new_state
= rv770_get_ps(new_ps
);
1433 struct rv7xx_ps
*current_state
= rv770_get_ps(old_ps
);
1435 if ((new_ps
->vclk
== old_ps
->vclk
) &&
1436 (new_ps
->dclk
== old_ps
->dclk
))
1439 if (new_state
->high
.sclk
>= current_state
->high
.sclk
)
1442 radeon_set_uvd_clocks(rdev
, new_ps
->vclk
, new_ps
->dclk
);
1445 void rv770_set_uvd_clock_after_set_eng_clock(struct radeon_device
*rdev
,
1446 struct radeon_ps
*new_ps
,
1447 struct radeon_ps
*old_ps
)
1449 struct rv7xx_ps
*new_state
= rv770_get_ps(new_ps
);
1450 struct rv7xx_ps
*current_state
= rv770_get_ps(old_ps
);
1452 if ((new_ps
->vclk
== old_ps
->vclk
) &&
1453 (new_ps
->dclk
== old_ps
->dclk
))
1456 if (new_state
->high
.sclk
< current_state
->high
.sclk
)
1459 radeon_set_uvd_clocks(rdev
, new_ps
->vclk
, new_ps
->dclk
);
1462 int rv770_restrict_performance_levels_before_switch(struct radeon_device
*rdev
)
1464 if (rv770_send_msg_to_smc(rdev
, (PPSMC_Msg
)(PPSMC_MSG_NoForcedLevel
)) != PPSMC_Result_OK
)
1467 if (rv770_send_msg_to_smc(rdev
, (PPSMC_Msg
)(PPSMC_MSG_TwoLevelsDisabled
)) != PPSMC_Result_OK
)
1473 int rv770_unrestrict_performance_levels_after_switch(struct radeon_device
*rdev
)
1475 if (rv770_send_msg_to_smc(rdev
, (PPSMC_Msg
)(PPSMC_MSG_NoForcedLevel
)) != PPSMC_Result_OK
)
1478 if (rv770_send_msg_to_smc(rdev
, (PPSMC_Msg
)(PPSMC_MSG_ZeroLevelsDisabled
)) != PPSMC_Result_OK
)
1484 void r7xx_start_smc(struct radeon_device
*rdev
)
1486 rv770_start_smc(rdev
);
1487 rv770_start_smc_clock(rdev
);
1491 void r7xx_stop_smc(struct radeon_device
*rdev
)
1493 rv770_reset_smc(rdev
);
1494 rv770_stop_smc_clock(rdev
);
1497 static void rv770_read_clock_registers(struct radeon_device
*rdev
)
1499 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1501 pi
->clk_regs
.rv770
.cg_spll_func_cntl
=
1502 RREG32(CG_SPLL_FUNC_CNTL
);
1503 pi
->clk_regs
.rv770
.cg_spll_func_cntl_2
=
1504 RREG32(CG_SPLL_FUNC_CNTL_2
);
1505 pi
->clk_regs
.rv770
.cg_spll_func_cntl_3
=
1506 RREG32(CG_SPLL_FUNC_CNTL_3
);
1507 pi
->clk_regs
.rv770
.cg_spll_spread_spectrum
=
1508 RREG32(CG_SPLL_SPREAD_SPECTRUM
);
1509 pi
->clk_regs
.rv770
.cg_spll_spread_spectrum_2
=
1510 RREG32(CG_SPLL_SPREAD_SPECTRUM_2
);
1511 pi
->clk_regs
.rv770
.mpll_ad_func_cntl
=
1512 RREG32(MPLL_AD_FUNC_CNTL
);
1513 pi
->clk_regs
.rv770
.mpll_ad_func_cntl_2
=
1514 RREG32(MPLL_AD_FUNC_CNTL_2
);
1515 pi
->clk_regs
.rv770
.mpll_dq_func_cntl
=
1516 RREG32(MPLL_DQ_FUNC_CNTL
);
1517 pi
->clk_regs
.rv770
.mpll_dq_func_cntl_2
=
1518 RREG32(MPLL_DQ_FUNC_CNTL_2
);
1519 pi
->clk_regs
.rv770
.mclk_pwrmgt_cntl
=
1520 RREG32(MCLK_PWRMGT_CNTL
);
1521 pi
->clk_regs
.rv770
.dll_cntl
= RREG32(DLL_CNTL
);
1524 static void r7xx_read_clock_registers(struct radeon_device
*rdev
)
1526 if (rdev
->family
== CHIP_RV740
)
1527 rv740_read_clock_registers(rdev
);
1528 else if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
))
1529 rv730_read_clock_registers(rdev
);
1531 rv770_read_clock_registers(rdev
);
1534 void rv770_read_voltage_smio_registers(struct radeon_device
*rdev
)
1536 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1538 pi
->s0_vid_lower_smio_cntl
=
1539 RREG32(S0_VID_LOWER_SMIO_CNTL
);
1542 void rv770_reset_smio_status(struct radeon_device
*rdev
)
1544 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1545 u32 sw_smio_index
, vid_smio_cntl
;
1548 (RREG32(GENERAL_PWRMGT
) & SW_SMIO_INDEX_MASK
) >> SW_SMIO_INDEX_SHIFT
;
1549 switch (sw_smio_index
) {
1551 vid_smio_cntl
= RREG32(S3_VID_LOWER_SMIO_CNTL
);
1554 vid_smio_cntl
= RREG32(S2_VID_LOWER_SMIO_CNTL
);
1557 vid_smio_cntl
= RREG32(S1_VID_LOWER_SMIO_CNTL
);
1562 vid_smio_cntl
= pi
->s0_vid_lower_smio_cntl
;
1566 WREG32(S0_VID_LOWER_SMIO_CNTL
, vid_smio_cntl
);
1567 WREG32_P(GENERAL_PWRMGT
, SW_SMIO_INDEX(0), ~SW_SMIO_INDEX_MASK
);
1570 void rv770_get_memory_type(struct radeon_device
*rdev
)
1572 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1575 tmp
= RREG32(MC_SEQ_MISC0
);
1577 if (((tmp
& MC_SEQ_MISC0_GDDR5_MASK
) >> MC_SEQ_MISC0_GDDR5_SHIFT
) ==
1578 MC_SEQ_MISC0_GDDR5_VALUE
)
1579 pi
->mem_gddr5
= true;
1581 pi
->mem_gddr5
= false;
1585 void rv770_get_pcie_gen2_status(struct radeon_device
*rdev
)
1587 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1590 tmp
= RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL
);
1592 if ((tmp
& LC_OTHER_SIDE_EVER_SENT_GEN2
) &&
1593 (tmp
& LC_OTHER_SIDE_SUPPORTS_GEN2
))
1594 pi
->pcie_gen2
= true;
1596 pi
->pcie_gen2
= false;
1598 if (pi
->pcie_gen2
) {
1599 if (tmp
& LC_CURRENT_DATA_RATE
)
1600 pi
->boot_in_gen2
= true;
1602 pi
->boot_in_gen2
= false;
1604 pi
->boot_in_gen2
= false;
1608 static int rv770_enter_ulp_state(struct radeon_device
*rdev
)
1610 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1612 if (pi
->gfx_clock_gating
) {
1613 WREG32_P(SCLK_PWRMGT_CNTL
, 0, ~DYN_GFX_CLK_OFF_EN
);
1614 WREG32_P(SCLK_PWRMGT_CNTL
, GFX_CLK_FORCE_ON
, ~GFX_CLK_FORCE_ON
);
1615 WREG32_P(SCLK_PWRMGT_CNTL
, 0, ~GFX_CLK_FORCE_ON
);
1616 RREG32(GB_TILING_CONFIG
);
1619 WREG32_P(SMC_MSG
, HOST_SMC_MSG(PPSMC_MSG_SwitchToMinimumPower
),
1620 ~HOST_SMC_MSG_MASK
);
1627 static int rv770_exit_ulp_state(struct radeon_device
*rdev
)
1629 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1632 WREG32_P(SMC_MSG
, HOST_SMC_MSG(PPSMC_MSG_ResumeFromMinimumPower
),
1633 ~HOST_SMC_MSG_MASK
);
1637 for (i
= 0; i
< rdev
->usec_timeout
; i
++) {
1638 if (((RREG32(SMC_MSG
) & HOST_SMC_RESP_MASK
) >> HOST_SMC_RESP_SHIFT
) == 1)
1643 if (pi
->gfx_clock_gating
)
1644 WREG32_P(SCLK_PWRMGT_CNTL
, DYN_GFX_CLK_OFF_EN
, ~DYN_GFX_CLK_OFF_EN
);
1650 static void rv770_get_mclk_odt_threshold(struct radeon_device
*rdev
)
1652 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1653 u8 memory_module_index
;
1654 struct atom_memory_info memory_info
;
1656 pi
->mclk_odt_threshold
= 0;
1658 if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
)) {
1659 memory_module_index
= rv770_get_memory_module_index(rdev
);
1661 if (radeon_atom_get_memory_info(rdev
, memory_module_index
, &memory_info
))
1664 if (memory_info
.mem_type
== MEM_TYPE_DDR2
||
1665 memory_info
.mem_type
== MEM_TYPE_DDR3
)
1666 pi
->mclk_odt_threshold
= 30000;
1670 void rv770_get_max_vddc(struct radeon_device
*rdev
)
1672 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1675 if (radeon_atom_get_max_vddc(rdev
, 0, 0, &vddc
))
1678 pi
->max_vddc
= vddc
;
1681 void rv770_program_response_times(struct radeon_device
*rdev
)
1683 u32 voltage_response_time
, backbias_response_time
;
1684 u32 acpi_delay_time
, vbi_time_out
;
1685 u32 vddc_dly
, bb_dly
, acpi_dly
, vbi_dly
;
1686 u32 reference_clock
;
1688 voltage_response_time
= (u32
)rdev
->pm
.dpm
.voltage_response_time
;
1689 backbias_response_time
= (u32
)rdev
->pm
.dpm
.backbias_response_time
;
1691 if (voltage_response_time
== 0)
1692 voltage_response_time
= 1000;
1694 if (backbias_response_time
== 0)
1695 backbias_response_time
= 1000;
1697 acpi_delay_time
= 15000;
1698 vbi_time_out
= 100000;
1700 reference_clock
= radeon_get_xclk(rdev
);
1702 vddc_dly
= (voltage_response_time
* reference_clock
) / 1600;
1703 bb_dly
= (backbias_response_time
* reference_clock
) / 1600;
1704 acpi_dly
= (acpi_delay_time
* reference_clock
) / 1600;
1705 vbi_dly
= (vbi_time_out
* reference_clock
) / 1600;
1707 rv770_write_smc_soft_register(rdev
,
1708 RV770_SMC_SOFT_REGISTER_delay_vreg
, vddc_dly
);
1709 rv770_write_smc_soft_register(rdev
,
1710 RV770_SMC_SOFT_REGISTER_delay_bbias
, bb_dly
);
1711 rv770_write_smc_soft_register(rdev
,
1712 RV770_SMC_SOFT_REGISTER_delay_acpi
, acpi_dly
);
1713 rv770_write_smc_soft_register(rdev
,
1714 RV770_SMC_SOFT_REGISTER_mclk_chg_timeout
, vbi_dly
);
1716 /* XXX look up hw revision */
1718 rv770_write_smc_soft_register(rdev
,
1719 RV770_SMC_SOFT_REGISTER_baby_step_timer
,
1724 static void rv770_program_dcodt_before_state_switch(struct radeon_device
*rdev
,
1725 struct radeon_ps
*radeon_new_state
,
1726 struct radeon_ps
*radeon_current_state
)
1728 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1729 struct rv7xx_ps
*new_state
= rv770_get_ps(radeon_new_state
);
1730 struct rv7xx_ps
*current_state
= rv770_get_ps(radeon_current_state
);
1731 bool current_use_dc
= false;
1732 bool new_use_dc
= false;
1734 if (pi
->mclk_odt_threshold
== 0)
1737 if (current_state
->high
.mclk
<= pi
->mclk_odt_threshold
)
1738 current_use_dc
= true;
1740 if (new_state
->high
.mclk
<= pi
->mclk_odt_threshold
)
1743 if (current_use_dc
== new_use_dc
)
1746 if (!current_use_dc
&& new_use_dc
)
1749 if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
))
1750 rv730_program_dcodt(rdev
, new_use_dc
);
1753 static void rv770_program_dcodt_after_state_switch(struct radeon_device
*rdev
,
1754 struct radeon_ps
*radeon_new_state
,
1755 struct radeon_ps
*radeon_current_state
)
1757 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1758 struct rv7xx_ps
*new_state
= rv770_get_ps(radeon_new_state
);
1759 struct rv7xx_ps
*current_state
= rv770_get_ps(radeon_current_state
);
1760 bool current_use_dc
= false;
1761 bool new_use_dc
= false;
1763 if (pi
->mclk_odt_threshold
== 0)
1766 if (current_state
->high
.mclk
<= pi
->mclk_odt_threshold
)
1767 current_use_dc
= true;
1769 if (new_state
->high
.mclk
<= pi
->mclk_odt_threshold
)
1772 if (current_use_dc
== new_use_dc
)
1775 if (current_use_dc
&& !new_use_dc
)
1778 if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
))
1779 rv730_program_dcodt(rdev
, new_use_dc
);
1782 static void rv770_retrieve_odt_values(struct radeon_device
*rdev
)
1784 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1786 if (pi
->mclk_odt_threshold
== 0)
1789 if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
))
1790 rv730_get_odt_values(rdev
);
1793 static void rv770_set_dpm_event_sources(struct radeon_device
*rdev
, u32 sources
)
1795 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1796 bool want_thermal_protection
;
1797 enum radeon_dpm_event_src dpm_event_src
;
1802 want_thermal_protection
= false;
1804 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL
):
1805 want_thermal_protection
= true;
1806 dpm_event_src
= RADEON_DPM_EVENT_SRC_DIGITAL
;
1809 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL
):
1810 want_thermal_protection
= true;
1811 dpm_event_src
= RADEON_DPM_EVENT_SRC_EXTERNAL
;
1814 case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL
) |
1815 (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL
)):
1816 want_thermal_protection
= true;
1817 dpm_event_src
= RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL
;
1821 if (want_thermal_protection
) {
1822 WREG32_P(CG_THERMAL_CTRL
, DPM_EVENT_SRC(dpm_event_src
), ~DPM_EVENT_SRC_MASK
);
1823 if (pi
->thermal_protection
)
1824 WREG32_P(GENERAL_PWRMGT
, 0, ~THERMAL_PROTECTION_DIS
);
1826 WREG32_P(GENERAL_PWRMGT
, THERMAL_PROTECTION_DIS
, ~THERMAL_PROTECTION_DIS
);
1830 void rv770_enable_auto_throttle_source(struct radeon_device
*rdev
,
1831 enum radeon_dpm_auto_throttle_src source
,
1834 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1837 if (!(pi
->active_auto_throttle_sources
& (1 << source
))) {
1838 pi
->active_auto_throttle_sources
|= 1 << source
;
1839 rv770_set_dpm_event_sources(rdev
, pi
->active_auto_throttle_sources
);
1842 if (pi
->active_auto_throttle_sources
& (1 << source
)) {
1843 pi
->active_auto_throttle_sources
&= ~(1 << source
);
1844 rv770_set_dpm_event_sources(rdev
, pi
->active_auto_throttle_sources
);
1849 int rv770_set_thermal_temperature_range(struct radeon_device
*rdev
,
1850 int min_temp
, int max_temp
)
1852 int low_temp
= 0 * 1000;
1853 int high_temp
= 255 * 1000;
1855 if (low_temp
< min_temp
)
1856 low_temp
= min_temp
;
1857 if (high_temp
> max_temp
)
1858 high_temp
= max_temp
;
1859 if (high_temp
< low_temp
) {
1860 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp
, high_temp
);
1864 WREG32_P(CG_THERMAL_INT
, DIG_THERM_INTH(high_temp
/ 1000), ~DIG_THERM_INTH_MASK
);
1865 WREG32_P(CG_THERMAL_INT
, DIG_THERM_INTL(low_temp
/ 1000), ~DIG_THERM_INTL_MASK
);
1866 WREG32_P(CG_THERMAL_CTRL
, DIG_THERM_DPM(high_temp
/ 1000), ~DIG_THERM_DPM_MASK
);
1868 rdev
->pm
.dpm
.thermal
.min_temp
= low_temp
;
1869 rdev
->pm
.dpm
.thermal
.max_temp
= high_temp
;
1874 int rv770_dpm_enable(struct radeon_device
*rdev
)
1876 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1877 struct radeon_ps
*boot_ps
= rdev
->pm
.dpm
.boot_ps
;
1880 if (pi
->gfx_clock_gating
)
1881 rv770_restore_cgcg(rdev
);
1883 if (rv770_dpm_enabled(rdev
))
1886 if (pi
->voltage_control
) {
1887 rv770_enable_voltage_control(rdev
, true);
1888 ret
= rv770_construct_vddc_table(rdev
);
1890 DRM_ERROR("rv770_construct_vddc_table failed\n");
1896 rv770_retrieve_odt_values(rdev
);
1898 if (pi
->mvdd_control
) {
1899 ret
= rv770_get_mvdd_configuration(rdev
);
1901 DRM_ERROR("rv770_get_mvdd_configuration failed\n");
1906 if (rdev
->pm
.dpm
.platform_caps
& ATOM_PP_PLATFORM_CAP_BACKBIAS
)
1907 rv770_enable_backbias(rdev
, true);
1909 rv770_enable_spread_spectrum(rdev
, true);
1911 if (pi
->thermal_protection
)
1912 rv770_enable_thermal_protection(rdev
, true);
1914 rv770_program_mpll_timing_parameters(rdev
);
1915 rv770_setup_bsp(rdev
);
1916 rv770_program_git(rdev
);
1917 rv770_program_tp(rdev
);
1918 rv770_program_tpp(rdev
);
1919 rv770_program_sstp(rdev
);
1920 rv770_program_engine_speed_parameters(rdev
);
1921 rv770_enable_display_gap(rdev
);
1922 rv770_program_vc(rdev
);
1924 if (pi
->dynamic_pcie_gen2
)
1925 rv770_enable_dynamic_pcie_gen2(rdev
, true);
1927 ret
= rv770_upload_firmware(rdev
);
1929 DRM_ERROR("rv770_upload_firmware failed\n");
1932 ret
= rv770_init_smc_table(rdev
, boot_ps
);
1934 DRM_ERROR("rv770_init_smc_table failed\n");
1938 rv770_program_response_times(rdev
);
1939 r7xx_start_smc(rdev
);
1941 if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
))
1942 rv730_start_dpm(rdev
);
1944 rv770_start_dpm(rdev
);
1946 if (pi
->gfx_clock_gating
)
1947 rv770_gfx_clock_gating_enable(rdev
, true);
1949 if (pi
->mg_clock_gating
)
1950 rv770_mg_clock_gating_enable(rdev
, true);
1952 if (rdev
->irq
.installed
&&
1953 r600_is_internal_thermal_sensor(rdev
->pm
.int_thermal_type
)) {
1954 PPSMC_Result result
;
1956 ret
= rv770_set_thermal_temperature_range(rdev
, R600_TEMP_RANGE_MIN
, R600_TEMP_RANGE_MAX
);
1959 rdev
->irq
.dpm_thermal
= true;
1960 radeon_irq_set(rdev
);
1961 result
= rv770_send_msg_to_smc(rdev
, PPSMC_MSG_EnableThermalInterrupt
);
1963 if (result
!= PPSMC_Result_OK
)
1964 DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
1967 rv770_enable_auto_throttle_source(rdev
, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL
, true);
1972 void rv770_dpm_disable(struct radeon_device
*rdev
)
1974 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
1976 if (!rv770_dpm_enabled(rdev
))
1979 rv770_clear_vc(rdev
);
1981 if (pi
->thermal_protection
)
1982 rv770_enable_thermal_protection(rdev
, false);
1984 rv770_enable_spread_spectrum(rdev
, false);
1986 if (pi
->dynamic_pcie_gen2
)
1987 rv770_enable_dynamic_pcie_gen2(rdev
, false);
1989 if (rdev
->irq
.installed
&&
1990 r600_is_internal_thermal_sensor(rdev
->pm
.int_thermal_type
)) {
1991 rdev
->irq
.dpm_thermal
= false;
1992 radeon_irq_set(rdev
);
1995 if (pi
->gfx_clock_gating
)
1996 rv770_gfx_clock_gating_enable(rdev
, false);
1998 if (pi
->mg_clock_gating
)
1999 rv770_mg_clock_gating_enable(rdev
, false);
2001 if ((rdev
->family
== CHIP_RV730
) || (rdev
->family
== CHIP_RV710
))
2002 rv730_stop_dpm(rdev
);
2004 rv770_stop_dpm(rdev
);
2006 r7xx_stop_smc(rdev
);
2007 rv770_reset_smio_status(rdev
);
2010 int rv770_dpm_set_power_state(struct radeon_device
*rdev
)
2012 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
2013 struct radeon_ps
*new_ps
= rdev
->pm
.dpm
.requested_ps
;
2014 struct radeon_ps
*old_ps
= rdev
->pm
.dpm
.current_ps
;
2017 ret
= rv770_restrict_performance_levels_before_switch(rdev
);
2019 DRM_ERROR("rv770_restrict_performance_levels_before_switch failed\n");
2022 rv770_set_uvd_clock_before_set_eng_clock(rdev
, new_ps
, old_ps
);
2023 ret
= rv770_halt_smc(rdev
);
2025 DRM_ERROR("rv770_halt_smc failed\n");
2028 ret
= rv770_upload_sw_state(rdev
, new_ps
);
2030 DRM_ERROR("rv770_upload_sw_state failed\n");
2033 r7xx_program_memory_timing_parameters(rdev
, new_ps
);
2035 rv770_program_dcodt_before_state_switch(rdev
, new_ps
, old_ps
);
2036 ret
= rv770_resume_smc(rdev
);
2038 DRM_ERROR("rv770_resume_smc failed\n");
2041 ret
= rv770_set_sw_state(rdev
);
2043 DRM_ERROR("rv770_set_sw_state failed\n");
2047 rv770_program_dcodt_after_state_switch(rdev
, new_ps
, old_ps
);
2048 rv770_set_uvd_clock_after_set_eng_clock(rdev
, new_ps
, old_ps
);
2049 ret
= rv770_unrestrict_performance_levels_after_switch(rdev
);
2051 DRM_ERROR("rv770_unrestrict_performance_levels_after_switch failed\n");
2058 void rv770_dpm_reset_asic(struct radeon_device
*rdev
)
2060 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
2061 struct radeon_ps
*boot_ps
= rdev
->pm
.dpm
.boot_ps
;
2063 rv770_restrict_performance_levels_before_switch(rdev
);
2065 rv770_program_dcodt_before_state_switch(rdev
, boot_ps
, boot_ps
);
2066 rv770_set_boot_state(rdev
);
2068 rv770_program_dcodt_after_state_switch(rdev
, boot_ps
, boot_ps
);
2071 void rv770_dpm_setup_asic(struct radeon_device
*rdev
)
2073 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
2075 r7xx_read_clock_registers(rdev
);
2076 rv770_read_voltage_smio_registers(rdev
);
2077 rv770_get_memory_type(rdev
);
2079 rv770_get_mclk_odt_threshold(rdev
);
2080 rv770_get_pcie_gen2_status(rdev
);
2082 rv770_enable_acpi_pm(rdev
);
2084 if (rdev
->pm
.dpm
.platform_caps
& ATOM_PP_PLATFORM_CAP_ASPM_L0s
)
2085 rv770_enable_l0s(rdev
);
2086 if (rdev
->pm
.dpm
.platform_caps
& ATOM_PP_PLATFORM_CAP_ASPM_L1
)
2087 rv770_enable_l1(rdev
);
2088 if (rdev
->pm
.dpm
.platform_caps
& ATOM_PP_PLATFORM_CAP_TURNOFFPLL_ASPML1
)
2089 rv770_enable_pll_sleep_in_l1(rdev
);
2092 void rv770_dpm_display_configuration_changed(struct radeon_device
*rdev
)
2094 rv770_program_display_gap(rdev
);
2098 struct _ATOM_POWERPLAY_INFO info
;
2099 struct _ATOM_POWERPLAY_INFO_V2 info_2
;
2100 struct _ATOM_POWERPLAY_INFO_V3 info_3
;
2101 struct _ATOM_PPLIB_POWERPLAYTABLE pplib
;
2102 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2
;
2103 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3
;
2106 union pplib_clock_info
{
2107 struct _ATOM_PPLIB_R600_CLOCK_INFO r600
;
2108 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780
;
2109 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen
;
2110 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo
;
2113 union pplib_power_state
{
2114 struct _ATOM_PPLIB_STATE v1
;
2115 struct _ATOM_PPLIB_STATE_V2 v2
;
2118 static void rv7xx_parse_pplib_non_clock_info(struct radeon_device
*rdev
,
2119 struct radeon_ps
*rps
,
2120 struct _ATOM_PPLIB_NONCLOCK_INFO
*non_clock_info
,
2123 rps
->caps
= le32_to_cpu(non_clock_info
->ulCapsAndSettings
);
2124 rps
->class = le16_to_cpu(non_clock_info
->usClassification
);
2125 rps
->class2
= le16_to_cpu(non_clock_info
->usClassification2
);
2127 if (ATOM_PPLIB_NONCLOCKINFO_VER1
< table_rev
) {
2128 rps
->vclk
= le32_to_cpu(non_clock_info
->ulVCLK
);
2129 rps
->dclk
= le32_to_cpu(non_clock_info
->ulDCLK
);
2130 } else if (r600_is_uvd_state(rps
->class, rps
->class2
)) {
2131 rps
->vclk
= RV770_DEFAULT_VCLK_FREQ
;
2132 rps
->dclk
= RV770_DEFAULT_DCLK_FREQ
;
2138 if (rps
->class & ATOM_PPLIB_CLASSIFICATION_BOOT
)
2139 rdev
->pm
.dpm
.boot_ps
= rps
;
2140 if (rps
->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE
)
2141 rdev
->pm
.dpm
.uvd_ps
= rps
;
2144 static void rv7xx_parse_pplib_clock_info(struct radeon_device
*rdev
,
2145 struct radeon_ps
*rps
, int index
,
2146 union pplib_clock_info
*clock_info
)
2148 struct rv7xx_power_info
*pi
= rv770_get_pi(rdev
);
2149 struct evergreen_power_info
*eg_pi
= evergreen_get_pi(rdev
);
2150 struct rv7xx_ps
*ps
= rv770_get_ps(rps
);
2153 struct rv7xx_pl
*pl
;
2168 if (rdev
->family
>= CHIP_CEDAR
) {
2169 sclk
= le16_to_cpu(clock_info
->evergreen
.usEngineClockLow
);
2170 sclk
|= clock_info
->evergreen
.ucEngineClockHigh
<< 16;
2171 mclk
= le16_to_cpu(clock_info
->evergreen
.usMemoryClockLow
);
2172 mclk
|= clock_info
->evergreen
.ucMemoryClockHigh
<< 16;
2174 pl
->vddc
= le16_to_cpu(clock_info
->evergreen
.usVDDC
);
2175 pl
->vddci
= le16_to_cpu(clock_info
->evergreen
.usVDDCI
);
2176 pl
->flags
= le32_to_cpu(clock_info
->evergreen
.ulFlags
);
2178 sclk
= le16_to_cpu(clock_info
->r600
.usEngineClockLow
);
2179 sclk
|= clock_info
->r600
.ucEngineClockHigh
<< 16;
2180 mclk
= le16_to_cpu(clock_info
->r600
.usMemoryClockLow
);
2181 mclk
|= clock_info
->r600
.ucMemoryClockHigh
<< 16;
2183 pl
->vddc
= le16_to_cpu(clock_info
->r600
.usVDDC
);
2184 pl
->flags
= le32_to_cpu(clock_info
->r600
.ulFlags
);
2190 /* patch up vddc if necessary */
2191 if (pl
->vddc
== 0xff01) {
2192 if (radeon_atom_get_max_vddc(rdev
, 0, 0, &vddc
) == 0)
2196 if (rps
->class & ATOM_PPLIB_CLASSIFICATION_ACPI
) {
2197 pi
->acpi_vddc
= pl
->vddc
;
2198 if (rdev
->family
>= CHIP_CEDAR
)
2199 eg_pi
->acpi_vddci
= pl
->vddci
;
2200 if (ps
->low
.flags
& ATOM_PPLIB_R600_FLAGS_PCIEGEN2
)
2201 pi
->acpi_pcie_gen2
= true;
2203 pi
->acpi_pcie_gen2
= false;
2206 if (rps
->class2
& ATOM_PPLIB_CLASSIFICATION2_ULV
) {
2207 if (rdev
->family
>= CHIP_BARTS
) {
2208 eg_pi
->ulv
.supported
= true;
2213 if (pi
->min_vddc_in_table
> pl
->vddc
)
2214 pi
->min_vddc_in_table
= pl
->vddc
;
2216 if (pi
->max_vddc_in_table
< pl
->vddc
)
2217 pi
->max_vddc_in_table
= pl
->vddc
;
2219 /* patch up boot state */
2220 if (rps
->class & ATOM_PPLIB_CLASSIFICATION_BOOT
) {
2221 u16 vddc
, vddci
, mvdd
;
2222 radeon_atombios_get_default_voltages(rdev
, &vddc
, &vddci
, &mvdd
);
2223 pl
->mclk
= rdev
->clock
.default_mclk
;
2224 pl
->sclk
= rdev
->clock
.default_sclk
;
2229 if (rdev
->family
>= CHIP_BARTS
) {
2230 if ((rps
->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK
) ==
2231 ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE
) {
2232 rdev
->pm
.dpm
.dyn_state
.max_clock_voltage_on_ac
.sclk
= pl
->sclk
;
2233 rdev
->pm
.dpm
.dyn_state
.max_clock_voltage_on_ac
.mclk
= pl
->mclk
;
2234 rdev
->pm
.dpm
.dyn_state
.max_clock_voltage_on_ac
.vddc
= pl
->vddc
;
2235 rdev
->pm
.dpm
.dyn_state
.max_clock_voltage_on_ac
.vddci
= pl
->vddci
;
2240 int rv7xx_parse_power_table(struct radeon_device
*rdev
)
2242 struct radeon_mode_info
*mode_info
= &rdev
->mode_info
;
2243 struct _ATOM_PPLIB_NONCLOCK_INFO
*non_clock_info
;
2244 union pplib_power_state
*power_state
;
2246 union pplib_clock_info
*clock_info
;
2247 union power_info
*power_info
;
2248 int index
= GetIndexIntoMasterTable(DATA
, PowerPlayInfo
);
2251 struct rv7xx_ps
*ps
;
2253 if (!atom_parse_data_header(mode_info
->atom_context
, index
, NULL
,
2254 &frev
, &crev
, &data_offset
))
2256 power_info
= (union power_info
*)(mode_info
->atom_context
->bios
+ data_offset
);
2258 rdev
->pm
.dpm
.ps
= kzalloc(sizeof(struct radeon_ps
) *
2259 power_info
->pplib
.ucNumStates
, GFP_KERNEL
);
2260 if (!rdev
->pm
.dpm
.ps
)
2262 rdev
->pm
.dpm
.platform_caps
= le32_to_cpu(power_info
->pplib
.ulPlatformCaps
);
2263 rdev
->pm
.dpm
.backbias_response_time
= le16_to_cpu(power_info
->pplib
.usBackbiasTime
);
2264 rdev
->pm
.dpm
.voltage_response_time
= le16_to_cpu(power_info
->pplib
.usVoltageTime
);
2266 for (i
= 0; i
< power_info
->pplib
.ucNumStates
; i
++) {
2267 power_state
= (union pplib_power_state
*)
2268 (mode_info
->atom_context
->bios
+ data_offset
+
2269 le16_to_cpu(power_info
->pplib
.usStateArrayOffset
) +
2270 i
* power_info
->pplib
.ucStateEntrySize
);
2271 non_clock_info
= (struct _ATOM_PPLIB_NONCLOCK_INFO
*)
2272 (mode_info
->atom_context
->bios
+ data_offset
+
2273 le16_to_cpu(power_info
->pplib
.usNonClockInfoArrayOffset
) +
2274 (power_state
->v1
.ucNonClockStateIndex
*
2275 power_info
->pplib
.ucNonClockSize
));
2276 if (power_info
->pplib
.ucStateEntrySize
- 1) {
2277 ps
= kzalloc(sizeof(struct rv7xx_ps
), GFP_KERNEL
);
2279 kfree(rdev
->pm
.dpm
.ps
);
2282 rdev
->pm
.dpm
.ps
[i
].ps_priv
= ps
;
2283 rv7xx_parse_pplib_non_clock_info(rdev
, &rdev
->pm
.dpm
.ps
[i
],
2285 power_info
->pplib
.ucNonClockSize
);
2286 for (j
= 0; j
< (power_info
->pplib
.ucStateEntrySize
- 1); j
++) {
2287 clock_info
= (union pplib_clock_info
*)
2288 (mode_info
->atom_context
->bios
+ data_offset
+
2289 le16_to_cpu(power_info
->pplib
.usClockInfoArrayOffset
) +
2290 (power_state
->v1
.ucClockStateIndices
[j
] *
2291 power_info
->pplib
.ucClockInfoSize
));
2292 rv7xx_parse_pplib_clock_info(rdev
,
2293 &rdev
->pm
.dpm
.ps
[i
], j
,
2298 rdev
->pm
.dpm
.num_ps
= power_info
->pplib
.ucNumStates
;
2302 int rv770_dpm_init(struct radeon_device
*rdev
)
2304 struct rv7xx_power_info
*pi
;
2305 int index
= GetIndexIntoMasterTable(DATA
, ASIC_InternalSS_Info
);
2306 uint16_t data_offset
, size
;
2308 struct atom_clock_dividers dividers
;
2311 pi
= kzalloc(sizeof(struct rv7xx_power_info
), GFP_KERNEL
);
2314 rdev
->pm
.dpm
.priv
= pi
;
2316 rv770_get_max_vddc(rdev
);
2319 pi
->min_vddc_in_table
= 0;
2320 pi
->max_vddc_in_table
= 0;
2322 ret
= rv7xx_parse_power_table(rdev
);
2326 if (rdev
->pm
.dpm
.voltage_response_time
== 0)
2327 rdev
->pm
.dpm
.voltage_response_time
= R600_VOLTAGERESPONSETIME_DFLT
;
2328 if (rdev
->pm
.dpm
.backbias_response_time
== 0)
2329 rdev
->pm
.dpm
.backbias_response_time
= R600_BACKBIASRESPONSETIME_DFLT
;
2331 ret
= radeon_atom_get_clock_dividers(rdev
, COMPUTE_ENGINE_PLL_PARAM
,
2332 0, false, ÷rs
);
2334 pi
->ref_div
= dividers
.ref_div
+ 1;
2336 pi
->ref_div
= R600_REFERENCEDIVIDER_DFLT
;
2338 pi
->mclk_strobe_mode_threshold
= 30000;
2339 pi
->mclk_edc_enable_threshold
= 30000;
2341 pi
->rlp
= RV770_RLP_DFLT
;
2342 pi
->rmp
= RV770_RMP_DFLT
;
2343 pi
->lhp
= RV770_LHP_DFLT
;
2344 pi
->lmp
= RV770_LMP_DFLT
;
2346 pi
->voltage_control
=
2347 radeon_atom_is_voltage_gpio(rdev
, SET_VOLTAGE_TYPE_ASIC_VDDC
, 0);
2350 radeon_atom_is_voltage_gpio(rdev
, SET_VOLTAGE_TYPE_ASIC_MVDDC
, 0);
2352 if (atom_parse_data_header(rdev
->mode_info
.atom_context
, index
, &size
,
2353 &frev
, &crev
, &data_offset
)) {
2356 pi
->dynamic_ss
= true;
2358 pi
->sclk_ss
= false;
2359 pi
->mclk_ss
= false;
2360 pi
->dynamic_ss
= false;
2363 pi
->asi
= RV770_ASI_DFLT
;
2364 pi
->pasi
= RV770_HASI_DFLT
;
2365 pi
->vrc
= RV770_VRC_DFLT
;
2367 pi
->power_gating
= false;
2369 pi
->gfx_clock_gating
= true;
2371 pi
->mg_clock_gating
= true;
2372 pi
->mgcgtssm
= true;
2374 pi
->dynamic_pcie_gen2
= true;
2376 if (pi
->gfx_clock_gating
&&
2377 (rdev
->pm
.int_thermal_type
!= THERMAL_TYPE_NONE
))
2378 pi
->thermal_protection
= true;
2380 pi
->thermal_protection
= false;
2382 pi
->display_gap
= true;
2384 if (rdev
->flags
& RADEON_IS_MOBILITY
)
2391 pi
->mclk_stutter_mode_threshold
= 0;
2393 pi
->sram_end
= SMC_RAM_END
;
2394 pi
->state_table_start
= RV770_SMC_TABLE_ADDRESS
;
2395 pi
->soft_regs_start
= RV770_SMC_SOFT_REGISTERS_START
;
2400 void rv770_dpm_print_power_state(struct radeon_device
*rdev
,
2401 struct radeon_ps
*rps
)
2403 struct rv7xx_ps
*ps
= rv770_get_ps(rps
);
2404 struct rv7xx_pl
*pl
;
2406 r600_dpm_print_class_info(rps
->class, rps
->class2
);
2407 r600_dpm_print_cap_info(rps
->caps
);
2408 printk("\tuvd vclk: %d dclk: %d\n", rps
->vclk
, rps
->dclk
);
2409 if (rdev
->family
>= CHIP_CEDAR
) {
2411 printk("\t\tpower level 0 sclk: %u mclk: %u vddc: %u vddci: %u\n",
2412 pl
->sclk
, pl
->mclk
, pl
->vddc
, pl
->vddci
);
2414 printk("\t\tpower level 1 sclk: %u mclk: %u vddc: %u vddci: %u\n",
2415 pl
->sclk
, pl
->mclk
, pl
->vddc
, pl
->vddci
);
2417 printk("\t\tpower level 2 sclk: %u mclk: %u vddc: %u vddci: %u\n",
2418 pl
->sclk
, pl
->mclk
, pl
->vddc
, pl
->vddci
);
2421 printk("\t\tpower level 0 sclk: %u mclk: %u vddc: %u\n",
2422 pl
->sclk
, pl
->mclk
, pl
->vddc
);
2424 printk("\t\tpower level 1 sclk: %u mclk: %u vddc: %u\n",
2425 pl
->sclk
, pl
->mclk
, pl
->vddc
);
2427 printk("\t\tpower level 2 sclk: %u mclk: %u vddc: %u\n",
2428 pl
->sclk
, pl
->mclk
, pl
->vddc
);
2430 r600_dpm_print_ps_status(rdev
, rps
);
2433 void rv770_dpm_debugfs_print_current_performance_level(struct radeon_device
*rdev
,
2436 struct radeon_ps
*rps
= rdev
->pm
.dpm
.current_ps
;
2437 struct rv7xx_ps
*ps
= rv770_get_ps(rps
);
2438 struct rv7xx_pl
*pl
;
2440 (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX
) & CURRENT_PROFILE_INDEX_MASK
) >>
2441 CURRENT_PROFILE_INDEX_SHIFT
;
2443 if (current_index
> 2) {
2444 seq_printf(m
, "invalid dpm profile %d\n", current_index
);
2446 if (current_index
== 0)
2448 else if (current_index
== 1)
2450 else /* current_index == 2 */
2452 seq_printf(m
, "uvd vclk: %d dclk: %d\n", rps
->vclk
, rps
->dclk
);
2453 if (rdev
->family
>= CHIP_CEDAR
) {
2454 seq_printf(m
, "power level %d sclk: %u mclk: %u vddc: %u vddci: %u\n",
2455 current_index
, pl
->sclk
, pl
->mclk
, pl
->vddc
, pl
->vddci
);
2457 seq_printf(m
, "power level %d sclk: %u mclk: %u vddc: %u\n",
2458 current_index
, pl
->sclk
, pl
->mclk
, pl
->vddc
);
2463 void rv770_dpm_fini(struct radeon_device
*rdev
)
2467 for (i
= 0; i
< rdev
->pm
.dpm
.num_ps
; i
++) {
2468 kfree(rdev
->pm
.dpm
.ps
[i
].ps_priv
);
2470 kfree(rdev
->pm
.dpm
.ps
);
2471 kfree(rdev
->pm
.dpm
.priv
);
2474 u32
rv770_dpm_get_sclk(struct radeon_device
*rdev
, bool low
)
2476 struct rv7xx_ps
*requested_state
= rv770_get_ps(rdev
->pm
.dpm
.requested_ps
);
2479 return requested_state
->low
.sclk
;
2481 return requested_state
->high
.sclk
;
2484 u32
rv770_dpm_get_mclk(struct radeon_device
*rdev
, bool low
)
2486 struct rv7xx_ps
*requested_state
= rv770_get_ps(rdev
->pm
.dpm
.requested_ps
);
2489 return requested_state
->low
.mclk
;
2491 return requested_state
->high
.mclk
;