diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r600_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600_dpm.c | 1371 |
1 files changed, 1371 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/r600_dpm.c b/drivers/gpu/drm/radeon/r600_dpm.c new file mode 100644 index 000000000..5e044c98f --- /dev/null +++ b/drivers/gpu/drm/radeon/r600_dpm.c @@ -0,0 +1,1371 @@ +/* + * 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 <drm/drmP.h> +#include "radeon.h" +#include "radeon_asic.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) +{ + const char *s; + + switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) { + case ATOM_PPLIB_CLASSIFICATION_UI_NONE: + default: + s = "none"; + break; + case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY: + s = "battery"; + break; + case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED: + s = "balanced"; + break; + case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE: + s = "performance"; + break; + } + printk("\tui class: %s\n", s); + + printk("\tinternal class:"); + if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) && + (class2 == 0)) + pr_cont(" none"); + else { + if (class & ATOM_PPLIB_CLASSIFICATION_BOOT) + pr_cont(" boot"); + if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL) + pr_cont(" thermal"); + if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE) + pr_cont(" limited_pwr"); + if (class & ATOM_PPLIB_CLASSIFICATION_REST) + pr_cont(" rest"); + if (class & ATOM_PPLIB_CLASSIFICATION_FORCED) + pr_cont(" forced"); + if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE) + pr_cont(" 3d_perf"); + if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE) + pr_cont(" ovrdrv"); + if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) + pr_cont(" uvd"); + if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW) + pr_cont(" 3d_low"); + if (class & ATOM_PPLIB_CLASSIFICATION_ACPI) + pr_cont(" acpi"); + if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE) + pr_cont(" uvd_hd2"); + if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE) + pr_cont(" uvd_hd"); + if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE) + pr_cont(" uvd_sd"); + if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2) + pr_cont(" limited_pwr2"); + if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) + pr_cont(" ulv"); + if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC) + pr_cont(" uvd_mvc"); + } + pr_cont("\n"); +} + +void r600_dpm_print_cap_info(u32 caps) +{ + printk("\tcaps:"); + if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY) + pr_cont(" single_disp"); + if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK) + pr_cont(" video"); + if (caps & ATOM_PPLIB_DISALLOW_ON_DC) + pr_cont(" no_dc"); + pr_cont("\n"); +} + +void r600_dpm_print_ps_status(struct radeon_device *rdev, + struct radeon_ps *rps) +{ + printk("\tstatus:"); + if (rps == rdev->pm.dpm.current_ps) + pr_cont(" c"); + if (rps == rdev->pm.dpm.requested_ps) + pr_cont(" r"); + if (rps == rdev->pm.dpm.boot_ps) + pr_cont(" b"); + pr_cont("\n"); +} + +u32 r600_dpm_get_vblank_time(struct radeon_device *rdev) +{ + struct drm_device *dev = rdev->ddev; + struct drm_crtc *crtc; + struct radeon_crtc *radeon_crtc; + u32 vblank_in_pixels; + u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */ + + if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) { + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + radeon_crtc = to_radeon_crtc(crtc); + if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) { + vblank_in_pixels = + radeon_crtc->hw_mode.crtc_htotal * + (radeon_crtc->hw_mode.crtc_vblank_end - + radeon_crtc->hw_mode.crtc_vdisplay + + (radeon_crtc->v_border * 2)); + + vblank_time_us = vblank_in_pixels * 1000 / radeon_crtc->hw_mode.clock; + break; + } + } + } + + return vblank_time_us; +} + +u32 r600_dpm_get_vrefresh(struct radeon_device *rdev) +{ + struct drm_device *dev = rdev->ddev; + struct drm_crtc *crtc; + struct radeon_crtc *radeon_crtc; + u32 vrefresh = 0; + + if (rdev->num_crtc && rdev->mode_info.mode_config_initialized) { + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + radeon_crtc = to_radeon_crtc(crtc); + if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) { + vrefresh = drm_mode_vrefresh(&radeon_crtc->hw_mode); + break; + } + } + } + return vrefresh; +} + +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(SCLK_PWRMGT_CNTL, 0, ~SCLK_PWRMGT_OFF); + else + WREG32_P(SCLK_PWRMGT_CNTL, 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); +} + +int r600_dpm_pre_set_power_state(struct radeon_device *rdev) +{ + return 0; +} + +void r600_dpm_post_set_power_state(struct radeon_device *rdev) +{ + +} + +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; +} + +static int r600_set_thermal_temperature_range(struct radeon_device *rdev, + int min_temp, int max_temp) +{ + int low_temp = 0 * 1000; + int high_temp = 255 * 1000; + + if (low_temp < min_temp) + low_temp = min_temp; + if (high_temp > max_temp) + high_temp = max_temp; + if (high_temp < low_temp) { + DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp); + return -EINVAL; + } + + WREG32_P(CG_THERMAL_INT, DIG_THERM_INTH(high_temp / 1000), ~DIG_THERM_INTH_MASK); + WREG32_P(CG_THERMAL_INT, DIG_THERM_INTL(low_temp / 1000), ~DIG_THERM_INTL_MASK); + WREG32_P(CG_THERMAL_CTRL, DIG_THERM_DPM(high_temp / 1000), ~DIG_THERM_DPM_MASK); + + rdev->pm.dpm.thermal.min_temp = low_temp; + rdev->pm.dpm.thermal.max_temp = high_temp; + + return 0; +} + +bool r600_is_internal_thermal_sensor(enum radeon_int_thermal_type sensor) +{ + switch (sensor) { + case THERMAL_TYPE_RV6XX: + case THERMAL_TYPE_RV770: + case THERMAL_TYPE_EVERGREEN: + case THERMAL_TYPE_SUMO: + case THERMAL_TYPE_NI: + case THERMAL_TYPE_SI: + case THERMAL_TYPE_CI: + case THERMAL_TYPE_KV: + return true; + case THERMAL_TYPE_ADT7473_WITH_INTERNAL: + case THERMAL_TYPE_EMC2103_WITH_INTERNAL: + return false; /* need special handling */ + case THERMAL_TYPE_NONE: + case THERMAL_TYPE_EXTERNAL: + case THERMAL_TYPE_EXTERNAL_GPIO: + default: + return false; + } +} + +int r600_dpm_late_enable(struct radeon_device *rdev) +{ + int ret; + + if (rdev->irq.installed && + r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { + ret = r600_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); + if (ret) + return ret; + rdev->irq.dpm_thermal = true; + radeon_irq_set(rdev); + } + + return 0; +} + +union power_info { + struct _ATOM_POWERPLAY_INFO info; + struct _ATOM_POWERPLAY_INFO_V2 info_2; + struct _ATOM_POWERPLAY_INFO_V3 info_3; + struct _ATOM_PPLIB_POWERPLAYTABLE pplib; + struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; + struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; + struct _ATOM_PPLIB_POWERPLAYTABLE4 pplib4; + struct _ATOM_PPLIB_POWERPLAYTABLE5 pplib5; +}; + +union fan_info { + struct _ATOM_PPLIB_FANTABLE fan; + struct _ATOM_PPLIB_FANTABLE2 fan2; + struct _ATOM_PPLIB_FANTABLE3 fan3; +}; + +static int r600_parse_clk_voltage_dep_table(struct radeon_clock_voltage_dependency_table *radeon_table, + ATOM_PPLIB_Clock_Voltage_Dependency_Table *atom_table) +{ + u32 size = atom_table->ucNumEntries * + sizeof(struct radeon_clock_voltage_dependency_entry); + int i; + ATOM_PPLIB_Clock_Voltage_Dependency_Record *entry; + + radeon_table->entries = kzalloc(size, GFP_KERNEL); + if (!radeon_table->entries) + return -ENOMEM; + + entry = &atom_table->entries[0]; + for (i = 0; i < atom_table->ucNumEntries; i++) { + radeon_table->entries[i].clk = le16_to_cpu(entry->usClockLow) | + (entry->ucClockHigh << 16); + radeon_table->entries[i].v = le16_to_cpu(entry->usVoltage); + entry = (ATOM_PPLIB_Clock_Voltage_Dependency_Record *) + ((u8 *)entry + sizeof(ATOM_PPLIB_Clock_Voltage_Dependency_Record)); + } + radeon_table->count = atom_table->ucNumEntries; + + return 0; +} + +int r600_get_platform_caps(struct radeon_device *rdev) +{ + struct radeon_mode_info *mode_info = &rdev->mode_info; + union power_info *power_info; + int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); + u16 data_offset; + u8 frev, crev; + + if (!atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) + return -EINVAL; + power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); + + rdev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps); + rdev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime); + rdev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime); + + return 0; +} + +/* sizeof(ATOM_PPLIB_EXTENDEDHEADER) */ +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2 12 +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3 14 +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4 16 +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5 18 +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6 20 +#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7 22 + +int r600_parse_extended_power_table(struct radeon_device *rdev) +{ + struct radeon_mode_info *mode_info = &rdev->mode_info; + union power_info *power_info; + union fan_info *fan_info; + ATOM_PPLIB_Clock_Voltage_Dependency_Table *dep_table; + int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); + u16 data_offset; + u8 frev, crev; + int ret, i; + + if (!atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) + return -EINVAL; + power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); + + /* fan table */ + if (le16_to_cpu(power_info->pplib.usTableSize) >= + sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) { + if (power_info->pplib3.usFanTableOffset) { + fan_info = (union fan_info *)(mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib3.usFanTableOffset)); + rdev->pm.dpm.fan.t_hyst = fan_info->fan.ucTHyst; + rdev->pm.dpm.fan.t_min = le16_to_cpu(fan_info->fan.usTMin); + rdev->pm.dpm.fan.t_med = le16_to_cpu(fan_info->fan.usTMed); + rdev->pm.dpm.fan.t_high = le16_to_cpu(fan_info->fan.usTHigh); + rdev->pm.dpm.fan.pwm_min = le16_to_cpu(fan_info->fan.usPWMMin); + rdev->pm.dpm.fan.pwm_med = le16_to_cpu(fan_info->fan.usPWMMed); + rdev->pm.dpm.fan.pwm_high = le16_to_cpu(fan_info->fan.usPWMHigh); + if (fan_info->fan.ucFanTableFormat >= 2) + rdev->pm.dpm.fan.t_max = le16_to_cpu(fan_info->fan2.usTMax); + else + rdev->pm.dpm.fan.t_max = 10900; + rdev->pm.dpm.fan.cycle_delay = 100000; + if (fan_info->fan.ucFanTableFormat >= 3) { + rdev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode; + rdev->pm.dpm.fan.default_max_fan_pwm = + le16_to_cpu(fan_info->fan3.usFanPWMMax); + rdev->pm.dpm.fan.default_fan_output_sensitivity = 4836; + rdev->pm.dpm.fan.fan_output_sensitivity = + le16_to_cpu(fan_info->fan3.usFanOutputSensitivity); + } + rdev->pm.dpm.fan.ucode_fan_control = true; + } + } + + /* clock dependancy tables, shedding tables */ + if (le16_to_cpu(power_info->pplib.usTableSize) >= + sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE4)) { + if (power_info->pplib4.usVddcDependencyOnSCLKOffset) { + dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib4.usVddcDependencyOnSCLKOffset)); + ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk, + dep_table); + if (ret) + return ret; + } + if (power_info->pplib4.usVddciDependencyOnMCLKOffset) { + dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib4.usVddciDependencyOnMCLKOffset)); + ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, + dep_table); + if (ret) { + kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries); + return ret; + } + } + if (power_info->pplib4.usVddcDependencyOnMCLKOffset) { + dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib4.usVddcDependencyOnMCLKOffset)); + ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, + dep_table); + if (ret) { + kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries); + kfree(rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries); + return ret; + } + } + if (power_info->pplib4.usMvddDependencyOnMCLKOffset) { + dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib4.usMvddDependencyOnMCLKOffset)); + ret = r600_parse_clk_voltage_dep_table(&rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk, + dep_table); + if (ret) { + kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries); + kfree(rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries); + kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries); + return ret; + } + } + if (power_info->pplib4.usMaxClockVoltageOnDCOffset) { + ATOM_PPLIB_Clock_Voltage_Limit_Table *clk_v = + (ATOM_PPLIB_Clock_Voltage_Limit_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib4.usMaxClockVoltageOnDCOffset)); + if (clk_v->ucNumEntries) { + rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk = + le16_to_cpu(clk_v->entries[0].usSclkLow) | + (clk_v->entries[0].ucSclkHigh << 16); + rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk = + le16_to_cpu(clk_v->entries[0].usMclkLow) | + (clk_v->entries[0].ucMclkHigh << 16); + rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc = + le16_to_cpu(clk_v->entries[0].usVddc); + rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddci = + le16_to_cpu(clk_v->entries[0].usVddci); + } + } + if (power_info->pplib4.usVddcPhaseShedLimitsTableOffset) { + ATOM_PPLIB_PhaseSheddingLimits_Table *psl = + (ATOM_PPLIB_PhaseSheddingLimits_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib4.usVddcPhaseShedLimitsTableOffset)); + ATOM_PPLIB_PhaseSheddingLimits_Record *entry; + + rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries = + kcalloc(psl->ucNumEntries, + sizeof(struct radeon_phase_shedding_limits_entry), + GFP_KERNEL); + if (!rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries) { + r600_free_extended_power_table(rdev); + return -ENOMEM; + } + + entry = &psl->entries[0]; + for (i = 0; i < psl->ucNumEntries; i++) { + rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].sclk = + le16_to_cpu(entry->usSclkLow) | (entry->ucSclkHigh << 16); + rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].mclk = + le16_to_cpu(entry->usMclkLow) | (entry->ucMclkHigh << 16); + rdev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].voltage = + le16_to_cpu(entry->usVoltage); + entry = (ATOM_PPLIB_PhaseSheddingLimits_Record *) + ((u8 *)entry + sizeof(ATOM_PPLIB_PhaseSheddingLimits_Record)); + } + rdev->pm.dpm.dyn_state.phase_shedding_limits_table.count = + psl->ucNumEntries; + } + } + + /* cac data */ + if (le16_to_cpu(power_info->pplib.usTableSize) >= + sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE5)) { + rdev->pm.dpm.tdp_limit = le32_to_cpu(power_info->pplib5.ulTDPLimit); + rdev->pm.dpm.near_tdp_limit = le32_to_cpu(power_info->pplib5.ulNearTDPLimit); + rdev->pm.dpm.near_tdp_limit_adjusted = rdev->pm.dpm.near_tdp_limit; + rdev->pm.dpm.tdp_od_limit = le16_to_cpu(power_info->pplib5.usTDPODLimit); + if (rdev->pm.dpm.tdp_od_limit) + rdev->pm.dpm.power_control = true; + else + rdev->pm.dpm.power_control = false; + rdev->pm.dpm.tdp_adjustment = 0; + rdev->pm.dpm.sq_ramping_threshold = le32_to_cpu(power_info->pplib5.ulSQRampingThreshold); + rdev->pm.dpm.cac_leakage = le32_to_cpu(power_info->pplib5.ulCACLeakage); + rdev->pm.dpm.load_line_slope = le16_to_cpu(power_info->pplib5.usLoadLineSlope); + if (power_info->pplib5.usCACLeakageTableOffset) { + ATOM_PPLIB_CAC_Leakage_Table *cac_table = + (ATOM_PPLIB_CAC_Leakage_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib5.usCACLeakageTableOffset)); + ATOM_PPLIB_CAC_Leakage_Record *entry; + u32 size = cac_table->ucNumEntries * sizeof(struct radeon_cac_leakage_table); + rdev->pm.dpm.dyn_state.cac_leakage_table.entries = kzalloc(size, GFP_KERNEL); + if (!rdev->pm.dpm.dyn_state.cac_leakage_table.entries) { + r600_free_extended_power_table(rdev); + return -ENOMEM; + } + entry = &cac_table->entries[0]; + for (i = 0; i < cac_table->ucNumEntries; i++) { + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) { + rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1 = + le16_to_cpu(entry->usVddc1); + rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2 = + le16_to_cpu(entry->usVddc2); + rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3 = + le16_to_cpu(entry->usVddc3); + } else { + rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc = + le16_to_cpu(entry->usVddc); + rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage = + le32_to_cpu(entry->ulLeakageValue); + } + entry = (ATOM_PPLIB_CAC_Leakage_Record *) + ((u8 *)entry + sizeof(ATOM_PPLIB_CAC_Leakage_Record)); + } + rdev->pm.dpm.dyn_state.cac_leakage_table.count = cac_table->ucNumEntries; + } + } + + /* ext tables */ + if (le16_to_cpu(power_info->pplib.usTableSize) >= + sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) { + ATOM_PPLIB_EXTENDEDHEADER *ext_hdr = (ATOM_PPLIB_EXTENDEDHEADER *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib3.usExtendendedHeaderOffset)); + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2) && + ext_hdr->usVCETableOffset) { + VCEClockInfoArray *array = (VCEClockInfoArray *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usVCETableOffset) + 1); + ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits = + (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usVCETableOffset) + 1 + + 1 + array->ucNumEntries * sizeof(VCEClockInfo)); + ATOM_PPLIB_VCE_State_Table *states = + (ATOM_PPLIB_VCE_State_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usVCETableOffset) + 1 + + 1 + (array->ucNumEntries * sizeof (VCEClockInfo)) + + 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record))); + ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *entry; + ATOM_PPLIB_VCE_State_Record *state_entry; + VCEClockInfo *vce_clk; + u32 size = limits->numEntries * + sizeof(struct radeon_vce_clock_voltage_dependency_entry); + rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries = + kzalloc(size, GFP_KERNEL); + if (!rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries) { + r600_free_extended_power_table(rdev); + return -ENOMEM; + } + rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count = + limits->numEntries; + entry = &limits->entries[0]; + state_entry = &states->entries[0]; + for (i = 0; i < limits->numEntries; i++) { + vce_clk = (VCEClockInfo *) + ((u8 *)&array->entries[0] + + (entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo))); + rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].evclk = + le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16); + rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].ecclk = + le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16); + rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v = + le16_to_cpu(entry->usVoltage); + entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *) + ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)); + } + for (i = 0; i < states->numEntries; i++) { + if (i >= RADEON_MAX_VCE_LEVELS) + break; + vce_clk = (VCEClockInfo *) + ((u8 *)&array->entries[0] + + (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo))); + rdev->pm.dpm.vce_states[i].evclk = + le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16); + rdev->pm.dpm.vce_states[i].ecclk = + le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16); + rdev->pm.dpm.vce_states[i].clk_idx = + state_entry->ucClockInfoIndex & 0x3f; + rdev->pm.dpm.vce_states[i].pstate = + (state_entry->ucClockInfoIndex & 0xc0) >> 6; + state_entry = (ATOM_PPLIB_VCE_State_Record *) + ((u8 *)state_entry + sizeof(ATOM_PPLIB_VCE_State_Record)); + } + } + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3) && + ext_hdr->usUVDTableOffset) { + UVDClockInfoArray *array = (UVDClockInfoArray *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usUVDTableOffset) + 1); + ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits = + (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usUVDTableOffset) + 1 + + 1 + (array->ucNumEntries * sizeof (UVDClockInfo))); + ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *entry; + u32 size = limits->numEntries * + sizeof(struct radeon_uvd_clock_voltage_dependency_entry); + rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries = + kzalloc(size, GFP_KERNEL); + if (!rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries) { + r600_free_extended_power_table(rdev); + return -ENOMEM; + } + rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count = + limits->numEntries; + entry = &limits->entries[0]; + for (i = 0; i < limits->numEntries; i++) { + UVDClockInfo *uvd_clk = (UVDClockInfo *) + ((u8 *)&array->entries[0] + + (entry->ucUVDClockInfoIndex * sizeof(UVDClockInfo))); + rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].vclk = + le16_to_cpu(uvd_clk->usVClkLow) | (uvd_clk->ucVClkHigh << 16); + rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].dclk = + le16_to_cpu(uvd_clk->usDClkLow) | (uvd_clk->ucDClkHigh << 16); + rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v = + le16_to_cpu(entry->usVoltage); + entry = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *) + ((u8 *)entry + sizeof(ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record)); + } + } + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4) && + ext_hdr->usSAMUTableOffset) { + ATOM_PPLIB_SAMClk_Voltage_Limit_Table *limits = + (ATOM_PPLIB_SAMClk_Voltage_Limit_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usSAMUTableOffset) + 1); + ATOM_PPLIB_SAMClk_Voltage_Limit_Record *entry; + u32 size = limits->numEntries * + sizeof(struct radeon_clock_voltage_dependency_entry); + rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries = + kzalloc(size, GFP_KERNEL); + if (!rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries) { + r600_free_extended_power_table(rdev); + return -ENOMEM; + } + rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count = + limits->numEntries; + entry = &limits->entries[0]; + for (i = 0; i < limits->numEntries; i++) { + rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].clk = + le16_to_cpu(entry->usSAMClockLow) | (entry->ucSAMClockHigh << 16); + rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v = + le16_to_cpu(entry->usVoltage); + entry = (ATOM_PPLIB_SAMClk_Voltage_Limit_Record *) + ((u8 *)entry + sizeof(ATOM_PPLIB_SAMClk_Voltage_Limit_Record)); + } + } + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5) && + ext_hdr->usPPMTableOffset) { + ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usPPMTableOffset)); + rdev->pm.dpm.dyn_state.ppm_table = + kzalloc(sizeof(struct radeon_ppm_table), GFP_KERNEL); + if (!rdev->pm.dpm.dyn_state.ppm_table) { + r600_free_extended_power_table(rdev); + return -ENOMEM; + } + rdev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign; + rdev->pm.dpm.dyn_state.ppm_table->cpu_core_number = + le16_to_cpu(ppm->usCpuCoreNumber); + rdev->pm.dpm.dyn_state.ppm_table->platform_tdp = + le32_to_cpu(ppm->ulPlatformTDP); + rdev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdp = + le32_to_cpu(ppm->ulSmallACPlatformTDP); + rdev->pm.dpm.dyn_state.ppm_table->platform_tdc = + le32_to_cpu(ppm->ulPlatformTDC); + rdev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdc = + le32_to_cpu(ppm->ulSmallACPlatformTDC); + rdev->pm.dpm.dyn_state.ppm_table->apu_tdp = + le32_to_cpu(ppm->ulApuTDP); + rdev->pm.dpm.dyn_state.ppm_table->dgpu_tdp = + le32_to_cpu(ppm->ulDGpuTDP); + rdev->pm.dpm.dyn_state.ppm_table->dgpu_ulv_power = + le32_to_cpu(ppm->ulDGpuUlvPower); + rdev->pm.dpm.dyn_state.ppm_table->tj_max = + le32_to_cpu(ppm->ulTjmax); + } + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6) && + ext_hdr->usACPTableOffset) { + ATOM_PPLIB_ACPClk_Voltage_Limit_Table *limits = + (ATOM_PPLIB_ACPClk_Voltage_Limit_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usACPTableOffset) + 1); + ATOM_PPLIB_ACPClk_Voltage_Limit_Record *entry; + u32 size = limits->numEntries * + sizeof(struct radeon_clock_voltage_dependency_entry); + rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries = + kzalloc(size, GFP_KERNEL); + if (!rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries) { + r600_free_extended_power_table(rdev); + return -ENOMEM; + } + rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count = + limits->numEntries; + entry = &limits->entries[0]; + for (i = 0; i < limits->numEntries; i++) { + rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].clk = + le16_to_cpu(entry->usACPClockLow) | (entry->ucACPClockHigh << 16); + rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v = + le16_to_cpu(entry->usVoltage); + entry = (ATOM_PPLIB_ACPClk_Voltage_Limit_Record *) + ((u8 *)entry + sizeof(ATOM_PPLIB_ACPClk_Voltage_Limit_Record)); + } + } + if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7) && + ext_hdr->usPowerTuneTableOffset) { + u8 rev = *(u8 *)(mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); + ATOM_PowerTune_Table *pt; + rdev->pm.dpm.dyn_state.cac_tdp_table = + kzalloc(sizeof(struct radeon_cac_tdp_table), GFP_KERNEL); + if (!rdev->pm.dpm.dyn_state.cac_tdp_table) { + r600_free_extended_power_table(rdev); + return -ENOMEM; + } + if (rev > 0) { + ATOM_PPLIB_POWERTUNE_Table_V1 *ppt = (ATOM_PPLIB_POWERTUNE_Table_V1 *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); + rdev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = + le16_to_cpu(ppt->usMaximumPowerDeliveryLimit); + pt = &ppt->power_tune_table; + } else { + ATOM_PPLIB_POWERTUNE_Table *ppt = (ATOM_PPLIB_POWERTUNE_Table *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(ext_hdr->usPowerTuneTableOffset)); + rdev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 255; + pt = &ppt->power_tune_table; + } + rdev->pm.dpm.dyn_state.cac_tdp_table->tdp = le16_to_cpu(pt->usTDP); + rdev->pm.dpm.dyn_state.cac_tdp_table->configurable_tdp = + le16_to_cpu(pt->usConfigurableTDP); + rdev->pm.dpm.dyn_state.cac_tdp_table->tdc = le16_to_cpu(pt->usTDC); + rdev->pm.dpm.dyn_state.cac_tdp_table->battery_power_limit = + le16_to_cpu(pt->usBatteryPowerLimit); + rdev->pm.dpm.dyn_state.cac_tdp_table->small_power_limit = + le16_to_cpu(pt->usSmallPowerLimit); + rdev->pm.dpm.dyn_state.cac_tdp_table->low_cac_leakage = + le16_to_cpu(pt->usLowCACLeakage); + rdev->pm.dpm.dyn_state.cac_tdp_table->high_cac_leakage = + le16_to_cpu(pt->usHighCACLeakage); + } + } + + return 0; +} + +void r600_free_extended_power_table(struct radeon_device *rdev) +{ + struct radeon_dpm_dynamic_state *dyn_state = &rdev->pm.dpm.dyn_state; + + kfree(dyn_state->vddc_dependency_on_sclk.entries); + kfree(dyn_state->vddci_dependency_on_mclk.entries); + kfree(dyn_state->vddc_dependency_on_mclk.entries); + kfree(dyn_state->mvdd_dependency_on_mclk.entries); + kfree(dyn_state->cac_leakage_table.entries); + kfree(dyn_state->phase_shedding_limits_table.entries); + kfree(dyn_state->ppm_table); + kfree(dyn_state->cac_tdp_table); + kfree(dyn_state->vce_clock_voltage_dependency_table.entries); + kfree(dyn_state->uvd_clock_voltage_dependency_table.entries); + kfree(dyn_state->samu_clock_voltage_dependency_table.entries); + kfree(dyn_state->acp_clock_voltage_dependency_table.entries); +} + +enum radeon_pcie_gen r600_get_pcie_gen_support(struct radeon_device *rdev, + u32 sys_mask, + enum radeon_pcie_gen asic_gen, + enum radeon_pcie_gen default_gen) +{ + switch (asic_gen) { + case RADEON_PCIE_GEN1: + return RADEON_PCIE_GEN1; + case RADEON_PCIE_GEN2: + return RADEON_PCIE_GEN2; + case RADEON_PCIE_GEN3: + return RADEON_PCIE_GEN3; + default: + if ((sys_mask & RADEON_PCIE_SPEED_80) && (default_gen == RADEON_PCIE_GEN3)) + return RADEON_PCIE_GEN3; + else if ((sys_mask & RADEON_PCIE_SPEED_50) && (default_gen == RADEON_PCIE_GEN2)) + return RADEON_PCIE_GEN2; + else + return RADEON_PCIE_GEN1; + } + return RADEON_PCIE_GEN1; +} + +u16 r600_get_pcie_lane_support(struct radeon_device *rdev, + u16 asic_lanes, + u16 default_lanes) +{ + switch (asic_lanes) { + case 0: + default: + return default_lanes; + case 1: + return 1; + case 2: + return 2; + case 4: + return 4; + case 8: + return 8; + case 12: + return 12; + case 16: + return 16; + } +} + +u8 r600_encode_pci_lane_width(u32 lanes) +{ + u8 encoded_lanes[] = { 0, 1, 2, 0, 3, 0, 0, 0, 4, 0, 0, 0, 5, 0, 0, 0, 6 }; + + if (lanes > 16) + return 0; + + return encoded_lanes[lanes]; +} |