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Merge branch 'drm-fixes-4.7' of git://people.freedesktop.org/~agd5f/l…
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…inux into drm-fixes

Just a few more late fixes for Polaris cards.

* 'drm-fixes-4.7' of git://people.freedesktop.org/~agd5f/linux:
  drm/amd/powerplay: workaround for UVD clock issue
  drm/amdgpu: add ACLK_CNTL setting for polaris10
  drm/amd/powerplay: fix issue uvd dpm can't enabled on Polaris11.
  drm/amd/powerplay: Workaround for Memory EDC Error on Polaris10.
  drm/amd/powerplay: Update CKS on/ CKS off voltage offset calculation
  drm/amd/powerplay: disable FFC.
  drm/amd/powerplay: add some definition for FFC feature on polaris.
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Dave Airlie committed Jul 2, 2016
2 parents dbdc3bb + a7f14a1 commit 40793e8
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Showing 7 changed files with 138 additions and 56 deletions.
4 changes: 4 additions & 0 deletions drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1106,6 +1106,10 @@ static void amdgpu_uvd_idle_work_handler(struct work_struct *work)
if (fences == 0 && handles == 0) {
if (adev->pm.dpm_enabled) {
amdgpu_dpm_enable_uvd(adev, false);
/* just work around for uvd clock remain high even
* when uvd dpm disabled on Polaris10 */
if (adev->asic_type == CHIP_POLARIS10)
amdgpu_asic_set_uvd_clocks(adev, 0, 0);
} else {
amdgpu_asic_set_uvd_clocks(adev, 0, 0);
}
Expand Down
3 changes: 3 additions & 0 deletions drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,8 @@
#include "dce/dce_10_0_d.h"
#include "dce/dce_10_0_sh_mask.h"

#include "smu/smu_7_1_3_d.h"

#define GFX8_NUM_GFX_RINGS 1
#define GFX8_NUM_COMPUTE_RINGS 8

Expand Down Expand Up @@ -693,6 +695,7 @@ static void gfx_v8_0_init_golden_registers(struct amdgpu_device *adev)
amdgpu_program_register_sequence(adev,
polaris10_golden_common_all,
(const u32)ARRAY_SIZE(polaris10_golden_common_all));
WREG32_SMC(ixCG_ACLK_CNTL, 0x0000001C);
break;
case CHIP_CARRIZO:
amdgpu_program_register_sequence(adev,
Expand Down
179 changes: 124 additions & 55 deletions drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -98,6 +98,7 @@
#define PCIE_BUS_CLK 10000
#define TCLK (PCIE_BUS_CLK / 10)

#define CEILING_UCHAR(double) ((double-(uint8_t)(double)) > 0 ? (uint8_t)(double+1) : (uint8_t)(double))

static const uint16_t polaris10_clock_stretcher_lookup_table[2][4] =
{ {600, 1050, 3, 0}, {600, 1050, 6, 1} };
Expand Down Expand Up @@ -1422,22 +1423,19 @@ static int polaris10_populate_smc_acpi_level(struct pp_hwmgr *hwmgr,

table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC;

if (!data->sclk_dpm_key_disabled) {
/* Get MinVoltage and Frequency from DPM0,
* already converted to SMC_UL */
sclk_frequency = data->dpm_table.sclk_table.dpm_levels[0].value;
result = polaris10_get_dependency_volt_by_clk(hwmgr,
table_info->vdd_dep_on_sclk,
table->ACPILevel.SclkFrequency,
&table->ACPILevel.MinVoltage, &mvdd);
PP_ASSERT_WITH_CODE((0 == result),
"Cannot find ACPI VDDC voltage value "
"in Clock Dependency Table", );
} else {
sclk_frequency = data->vbios_boot_state.sclk_bootup_value;
table->ACPILevel.MinVoltage =
data->vbios_boot_state.vddc_bootup_value * VOLTAGE_SCALE;
}

/* Get MinVoltage and Frequency from DPM0,
* already converted to SMC_UL */
sclk_frequency = data->dpm_table.sclk_table.dpm_levels[0].value;
result = polaris10_get_dependency_volt_by_clk(hwmgr,
table_info->vdd_dep_on_sclk,
sclk_frequency,
&table->ACPILevel.MinVoltage, &mvdd);
PP_ASSERT_WITH_CODE((0 == result),
"Cannot find ACPI VDDC voltage value "
"in Clock Dependency Table",
);


result = polaris10_calculate_sclk_params(hwmgr, sclk_frequency, &(table->ACPILevel.SclkSetting));
PP_ASSERT_WITH_CODE(result == 0, "Error retrieving Engine Clock dividers from VBIOS.", return result);
Expand All @@ -1462,24 +1460,18 @@ static int polaris10_populate_smc_acpi_level(struct pp_hwmgr *hwmgr,
CONVERT_FROM_HOST_TO_SMC_US(table->ACPILevel.SclkSetting.Fcw1_frac);
CONVERT_FROM_HOST_TO_SMC_US(table->ACPILevel.SclkSetting.Sclk_ss_slew_rate);

if (!data->mclk_dpm_key_disabled) {
/* Get MinVoltage and Frequency from DPM0, already converted to SMC_UL */
table->MemoryACPILevel.MclkFrequency =
data->dpm_table.mclk_table.dpm_levels[0].value;
result = polaris10_get_dependency_volt_by_clk(hwmgr,
table_info->vdd_dep_on_mclk,
table->MemoryACPILevel.MclkFrequency,
&table->MemoryACPILevel.MinVoltage, &mvdd);
PP_ASSERT_WITH_CODE((0 == result),
"Cannot find ACPI VDDCI voltage value "
"in Clock Dependency Table",
);
} else {
table->MemoryACPILevel.MclkFrequency =
data->vbios_boot_state.mclk_bootup_value;
table->MemoryACPILevel.MinVoltage =
data->vbios_boot_state.vddci_bootup_value * VOLTAGE_SCALE;
}

/* Get MinVoltage and Frequency from DPM0, already converted to SMC_UL */
table->MemoryACPILevel.MclkFrequency =
data->dpm_table.mclk_table.dpm_levels[0].value;
result = polaris10_get_dependency_volt_by_clk(hwmgr,
table_info->vdd_dep_on_mclk,
table->MemoryACPILevel.MclkFrequency,
&table->MemoryACPILevel.MinVoltage, &mvdd);
PP_ASSERT_WITH_CODE((0 == result),
"Cannot find ACPI VDDCI voltage value "
"in Clock Dependency Table",
);

us_mvdd = 0;
if ((POLARIS10_VOLTAGE_CONTROL_NONE == data->mvdd_control) ||
Expand Down Expand Up @@ -1524,6 +1516,7 @@ static int polaris10_populate_smc_vce_level(struct pp_hwmgr *hwmgr,
struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table =
table_info->mm_dep_table;
struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
uint32_t vddci;

table->VceLevelCount = (uint8_t)(mm_table->count);
table->VceBootLevel = 0;
Expand All @@ -1533,9 +1526,18 @@ static int polaris10_populate_smc_vce_level(struct pp_hwmgr *hwmgr,
table->VceLevel[count].MinVoltage = 0;
table->VceLevel[count].MinVoltage |=
(mm_table->entries[count].vddc * VOLTAGE_SCALE) << VDDC_SHIFT;

if (POLARIS10_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control)
vddci = (uint32_t)phm_find_closest_vddci(&(data->vddci_voltage_table),
mm_table->entries[count].vddc - VDDC_VDDCI_DELTA);
else if (POLARIS10_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control)
vddci = mm_table->entries[count].vddc - VDDC_VDDCI_DELTA;
else
vddci = (data->vbios_boot_state.vddci_bootup_value * VOLTAGE_SCALE) << VDDCI_SHIFT;


table->VceLevel[count].MinVoltage |=
((mm_table->entries[count].vddc - data->vddc_vddci_delta) *
VOLTAGE_SCALE) << VDDCI_SHIFT;
(vddci * VOLTAGE_SCALE) << VDDCI_SHIFT;
table->VceLevel[count].MinVoltage |= 1 << PHASES_SHIFT;

/*retrieve divider value for VBIOS */
Expand Down Expand Up @@ -1564,6 +1566,7 @@ static int polaris10_populate_smc_samu_level(struct pp_hwmgr *hwmgr,
struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table =
table_info->mm_dep_table;
struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
uint32_t vddci;

table->SamuBootLevel = 0;
table->SamuLevelCount = (uint8_t)(mm_table->count);
Expand All @@ -1574,8 +1577,16 @@ static int polaris10_populate_smc_samu_level(struct pp_hwmgr *hwmgr,
table->SamuLevel[count].Frequency = mm_table->entries[count].samclock;
table->SamuLevel[count].MinVoltage |= (mm_table->entries[count].vddc *
VOLTAGE_SCALE) << VDDC_SHIFT;
table->SamuLevel[count].MinVoltage |= ((mm_table->entries[count].vddc -
data->vddc_vddci_delta) * VOLTAGE_SCALE) << VDDCI_SHIFT;

if (POLARIS10_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control)
vddci = (uint32_t)phm_find_closest_vddci(&(data->vddci_voltage_table),
mm_table->entries[count].vddc - VDDC_VDDCI_DELTA);
else if (POLARIS10_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control)
vddci = mm_table->entries[count].vddc - VDDC_VDDCI_DELTA;
else
vddci = (data->vbios_boot_state.vddci_bootup_value * VOLTAGE_SCALE) << VDDCI_SHIFT;

table->SamuLevel[count].MinVoltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT;
table->SamuLevel[count].MinVoltage |= 1 << PHASES_SHIFT;

/* retrieve divider value for VBIOS */
Expand Down Expand Up @@ -1658,6 +1669,7 @@ static int polaris10_populate_smc_uvd_level(struct pp_hwmgr *hwmgr,
struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table =
table_info->mm_dep_table;
struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
uint32_t vddci;

table->UvdLevelCount = (uint8_t)(mm_table->count);
table->UvdBootLevel = 0;
Expand All @@ -1668,8 +1680,16 @@ static int polaris10_populate_smc_uvd_level(struct pp_hwmgr *hwmgr,
table->UvdLevel[count].DclkFrequency = mm_table->entries[count].dclk;
table->UvdLevel[count].MinVoltage |= (mm_table->entries[count].vddc *
VOLTAGE_SCALE) << VDDC_SHIFT;
table->UvdLevel[count].MinVoltage |= ((mm_table->entries[count].vddc -
data->vddc_vddci_delta) * VOLTAGE_SCALE) << VDDCI_SHIFT;

if (POLARIS10_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control)
vddci = (uint32_t)phm_find_closest_vddci(&(data->vddci_voltage_table),
mm_table->entries[count].vddc - VDDC_VDDCI_DELTA);
else if (POLARIS10_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control)
vddci = mm_table->entries[count].vddc - VDDC_VDDCI_DELTA;
else
vddci = (data->vbios_boot_state.vddci_bootup_value * VOLTAGE_SCALE) << VDDCI_SHIFT;

table->UvdLevel[count].MinVoltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT;
table->UvdLevel[count].MinVoltage |= 1 << PHASES_SHIFT;

/* retrieve divider value for VBIOS */
Expand All @@ -1690,8 +1710,8 @@ static int polaris10_populate_smc_uvd_level(struct pp_hwmgr *hwmgr,
CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].VclkFrequency);
CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].DclkFrequency);
CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].MinVoltage);

}

return result;
}

Expand Down Expand Up @@ -1787,24 +1807,32 @@ static int polaris10_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr)

ro = efuse * (max -min)/255 + min;

/* Populate Sclk_CKS_masterEn0_7 and Sclk_voltageOffset */
/* Populate Sclk_CKS_masterEn0_7 and Sclk_voltageOffset
* there is a little difference in calculating
* volt_with_cks with windows */
for (i = 0; i < sclk_table->count; i++) {
data->smc_state_table.Sclk_CKS_masterEn0_7 |=
sclk_table->entries[i].cks_enable << i;

volt_without_cks = (uint32_t)(((ro - 40) * 1000 - 2753594 - sclk_table->entries[i].clk/100 * 136418 /1000) / \
(sclk_table->entries[i].clk/100 * 1132925 /10000 - 242418)/100);

volt_with_cks = (uint32_t)((ro * 1000 -2396351 - sclk_table->entries[i].clk/100 * 329021/1000) / \
(sclk_table->entries[i].clk/10000 * 649434 /1000 - 18005)/10);
if (hwmgr->chip_id == CHIP_POLARIS10) {
volt_without_cks = (uint32_t)((2753594000 + (sclk_table->entries[i].clk/100) * 136418 -(ro - 70) * 1000000) / \
(2424180 - (sclk_table->entries[i].clk/100) * 1132925/1000));
volt_with_cks = (uint32_t)((279720200 + sclk_table->entries[i].clk * 3232 - (ro - 65) * 100000000) / \
(252248000 - sclk_table->entries[i].clk/100 * 115764));
} else {
volt_without_cks = (uint32_t)((2416794800 + (sclk_table->entries[i].clk/100) * 1476925/10 -(ro - 50) * 1000000) / \
(2625416 - (sclk_table->entries[i].clk/100) * 12586807/10000));
volt_with_cks = (uint32_t)((2999656000 + sclk_table->entries[i].clk * 392803/100 - (ro - 44) * 1000000) / \
(3422454 - sclk_table->entries[i].clk/100 * 18886376/10000));
}

if (volt_without_cks >= volt_with_cks)
volt_offset = (uint8_t)(((volt_without_cks - volt_with_cks +
sclk_table->entries[i].cks_voffset) * 100 / 625) + 1);
volt_offset = (uint8_t)CEILING_UCHAR((volt_without_cks - volt_with_cks +
sclk_table->entries[i].cks_voffset) * 100 / 625);

data->smc_state_table.Sclk_voltageOffset[i] = volt_offset;
}

data->smc_state_table.LdoRefSel = (table_info->cac_dtp_table->ucCKS_LDO_REFSEL != 0) ? table_info->cac_dtp_table->ucCKS_LDO_REFSEL : 6;
/* Populate CKS Lookup Table */
if (stretch_amount == 1 || stretch_amount == 2 || stretch_amount == 5)
stretch_amount2 = 0;
Expand Down Expand Up @@ -2487,6 +2515,8 @@ int polaris10_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
PP_ASSERT_WITH_CODE((0 == tmp_result),
"Failed to enable VR hot GPIO interrupt!", result = tmp_result);

smum_send_msg_to_smc(hwmgr->smumgr, (PPSMC_Msg)PPSMC_HasDisplay);

tmp_result = polaris10_enable_sclk_control(hwmgr);
PP_ASSERT_WITH_CODE((0 == tmp_result),
"Failed to enable SCLK control!", result = tmp_result);
Expand Down Expand Up @@ -2913,6 +2943,31 @@ static int polaris10_set_private_data_based_on_pptable(struct pp_hwmgr *hwmgr)
return 0;
}

int polaris10_patch_voltage_workaround(struct pp_hwmgr *hwmgr)
{
struct phm_ppt_v1_information *table_info =
(struct phm_ppt_v1_information *)(hwmgr->pptable);
struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table =
table_info->vdd_dep_on_mclk;
struct phm_ppt_v1_voltage_lookup_table *lookup_table =
table_info->vddc_lookup_table;
uint32_t i;

if (hwmgr->chip_id == CHIP_POLARIS10 && hwmgr->hw_revision == 0xC7) {
if (lookup_table->entries[dep_mclk_table->entries[dep_mclk_table->count-1].vddInd].us_vdd >= 1000)
return 0;

for (i = 0; i < lookup_table->count; i++) {
if (lookup_table->entries[i].us_vdd < 0xff01 && lookup_table->entries[i].us_vdd >= 1000) {
dep_mclk_table->entries[dep_mclk_table->count-1].vddInd = (uint8_t) i;
return 0;
}
}
}
return 0;
}


int polaris10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
{
struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
Expand Down Expand Up @@ -2990,6 +3045,7 @@ int polaris10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)

polaris10_set_features_platform_caps(hwmgr);

polaris10_patch_voltage_workaround(hwmgr);
polaris10_init_dpm_defaults(hwmgr);

/* Get leakage voltage based on leakage ID. */
Expand Down Expand Up @@ -4359,6 +4415,15 @@ static int polaris10_notify_link_speed_change_after_state_change(
return 0;
}

static int polaris10_notify_smc_display(struct pp_hwmgr *hwmgr)
{
struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);

smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
(PPSMC_Msg)PPSMC_MSG_SetVBITimeout, data->frame_time_x2);
return (smum_send_msg_to_smc(hwmgr->smumgr, (PPSMC_Msg)PPSMC_HasDisplay) == 0) ? 0 : -EINVAL;
}

static int polaris10_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *input)
{
int tmp_result, result = 0;
Expand Down Expand Up @@ -4407,6 +4472,11 @@ static int polaris10_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *i
"Failed to program memory timing parameters!",
result = tmp_result);

tmp_result = polaris10_notify_smc_display(hwmgr);
PP_ASSERT_WITH_CODE((0 == tmp_result),
"Failed to notify smc display settings!",
result = tmp_result);

tmp_result = polaris10_unfreeze_sclk_mclk_dpm(hwmgr);
PP_ASSERT_WITH_CODE((0 == tmp_result),
"Failed to unfreeze SCLK MCLK DPM!",
Expand Down Expand Up @@ -4441,6 +4511,7 @@ static int polaris10_set_max_fan_pwm_output(struct pp_hwmgr *hwmgr, uint16_t us_
PPSMC_MSG_SetFanPwmMax, us_max_fan_pwm);
}


int polaris10_notify_smc_display_change(struct pp_hwmgr *hwmgr, bool has_display)
{
PPSMC_Msg msg = has_display ? (PPSMC_Msg)PPSMC_HasDisplay : (PPSMC_Msg)PPSMC_NoDisplay;
Expand All @@ -4460,8 +4531,6 @@ int polaris10_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwm

if (num_active_displays > 1) /* to do && (pHwMgr->pPECI->displayConfiguration.bMultiMonitorInSync != TRUE)) */
polaris10_notify_smc_display_change(hwmgr, false);
else
polaris10_notify_smc_display_change(hwmgr, true);

return 0;
}
Expand Down Expand Up @@ -4502,6 +4571,8 @@ int polaris10_program_display_gap(struct pp_hwmgr *hwmgr)
frame_time_in_us = 1000000 / refresh_rate;

pre_vbi_time_in_us = frame_time_in_us - 200 - mode_info.vblank_time_us;
data->frame_time_x2 = frame_time_in_us * 2 / 100;

display_gap2 = pre_vbi_time_in_us * (ref_clock / 100);

cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_DISPLAY_GAP_CNTL2, display_gap2);
Expand All @@ -4510,8 +4581,6 @@ int polaris10_program_display_gap(struct pp_hwmgr *hwmgr)

cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, data->soft_regs_start + offsetof(SMU74_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us));

polaris10_notify_smc_display_change(hwmgr, num_active_displays != 0);

return 0;
}

Expand Down Expand Up @@ -4623,7 +4692,7 @@ int polaris10_upload_mc_firmware(struct pp_hwmgr *hwmgr)
return 0;
}

data->need_long_memory_training = true;
data->need_long_memory_training = false;

/*
* PPMCME_FirmwareDescriptorEntry *pfd = NULL;
Expand Down
1 change: 1 addition & 0 deletions drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -315,6 +315,7 @@ struct polaris10_hwmgr {

uint32_t avfs_vdroop_override_setting;
bool apply_avfs_cks_off_voltage;
uint32_t frame_time_x2;
};

/* To convert to Q8.8 format for firmware */
Expand Down
2 changes: 2 additions & 0 deletions drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -411,6 +411,8 @@ struct phm_cac_tdp_table {
uint8_t ucVr_I2C_Line;
uint8_t ucPlx_I2C_address;
uint8_t ucPlx_I2C_Line;
uint32_t usBoostPowerLimit;
uint8_t ucCKS_LDO_REFSEL;
};

struct phm_ppm_table {
Expand Down
2 changes: 2 additions & 0 deletions drivers/gpu/drm/amd/powerplay/inc/polaris10_ppsmc.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -392,6 +392,8 @@ typedef uint16_t PPSMC_Result;
#define PPSMC_MSG_SetGpuPllDfsForSclk ((uint16_t) 0x300)
#define PPSMC_MSG_Didt_Block_Function ((uint16_t) 0x301)

#define PPSMC_MSG_SetVBITimeout ((uint16_t) 0x306)

#define PPSMC_MSG_SecureSRBMWrite ((uint16_t) 0x600)
#define PPSMC_MSG_SecureSRBMRead ((uint16_t) 0x601)
#define PPSMC_MSG_SetAddress ((uint16_t) 0x800)
Expand Down
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