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drm/amd/powerplay: update powerplay table parsing 

to handle pptable format change on Polaris boards

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2016-06-08 19:04:35 +08:00 committed by Alex Deucher
parent 7c4021d403
commit 3ff211270a
4 changed files with 95 additions and 32 deletions
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1
drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr_ppt.h
View File

@ -39,6 +39,7 @@ struct phm_ppt_v1_clock_voltage_dependency_record {
uint8_t phases;
uint8_t cks_enable;
uint8_t cks_voffset;
uint32_t sclk_offset;
};
typedef struct phm_ppt_v1_clock_voltage_dependency_record phm_ppt_v1_clock_voltage_dependency_record;

23
drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
View File

@ -999,7 +999,7 @@ static int polaris10_get_dependency_volt_by_clk(struct pp_hwmgr *hwmgr,
vddci = phm_find_closest_vddci(&(data->vddci_voltage_table),
(dep_table->entries[i].vddc -
(uint16_t)data->vddc_vddci_delta));
*voltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT;
*voltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT;
}
if (POLARIS10_VOLTAGE_CONTROL_NONE == data->mvdd_control)
@ -3520,10 +3520,11 @@ static int polaris10_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr,
ATOM_Tonga_State *state_entry = (ATOM_Tonga_State *)state;
ATOM_Tonga_POWERPLAYTABLE *powerplay_table =
(ATOM_Tonga_POWERPLAYTABLE *)pp_table;
ATOM_Tonga_SCLK_Dependency_Table *sclk_dep_table =
(ATOM_Tonga_SCLK_Dependency_Table *)
PPTable_Generic_SubTable_Header *sclk_dep_table =
(PPTable_Generic_SubTable_Header *)
(((unsigned long)powerplay_table) +
le16_to_cpu(powerplay_table->usSclkDependencyTableOffset));
ATOM_Tonga_MCLK_Dependency_Table *mclk_dep_table =
(ATOM_Tonga_MCLK_Dependency_Table *)
(((unsigned long)powerplay_table) +
@ -3575,7 +3576,11 @@ static int polaris10_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr,
/* Performance levels are arranged from low to high. */
performance_level->memory_clock = mclk_dep_table->entries
[state_entry->ucMemoryClockIndexLow].ulMclk;
performance_level->engine_clock = sclk_dep_table->entries
if (sclk_dep_table->ucRevId == 0)
performance_level->engine_clock = ((ATOM_Tonga_SCLK_Dependency_Table *)sclk_dep_table)->entries
[state_entry->ucEngineClockIndexLow].ulSclk;
else if (sclk_dep_table->ucRevId == 1)
performance_level->engine_clock = ((ATOM_Polaris_SCLK_Dependency_Table *)sclk_dep_table)->entries
[state_entry->ucEngineClockIndexLow].ulSclk;
performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap,
state_entry->ucPCIEGenLow);
@ -3586,8 +3591,14 @@ static int polaris10_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr,
[polaris10_power_state->performance_level_count++]);
performance_level->memory_clock = mclk_dep_table->entries
[state_entry->ucMemoryClockIndexHigh].ulMclk;
performance_level->engine_clock = sclk_dep_table->entries
if (sclk_dep_table->ucRevId == 0)
performance_level->engine_clock = ((ATOM_Tonga_SCLK_Dependency_Table *)sclk_dep_table)->entries
[state_entry->ucEngineClockIndexHigh].ulSclk;
else if (sclk_dep_table->ucRevId == 1)
performance_level->engine_clock = ((ATOM_Polaris_SCLK_Dependency_Table *)sclk_dep_table)->entries
[state_entry->ucEngineClockIndexHigh].ulSclk;
performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap,
state_entry->ucPCIEGenHigh);
performance_level->pcie_lane = get_pcie_lane_support(data->pcie_lane_cap,
@ -3645,7 +3656,6 @@ static int polaris10_get_pp_table_entry(struct pp_hwmgr *hwmgr,
switch (state->classification.ui_label) {
case PP_StateUILabel_Performance:
data->use_pcie_performance_levels = true;
for (i = 0; i < ps->performance_level_count; i++) {
if (data->pcie_gen_performance.max <
ps->performance_levels[i].pcie_gen)
@ -3661,7 +3671,6 @@ static int polaris10_get_pp_table_entry(struct pp_hwmgr *hwmgr,
ps->performance_levels[i].pcie_lane)
data->pcie_lane_performance.max =
ps->performance_levels[i].pcie_lane;
if (data->pcie_lane_performance.min >
ps->performance_levels[i].pcie_lane)
data->pcie_lane_performance.min =

16
drivers/gpu/drm/amd/powerplay/hwmgr/tonga_pptable.h
View File

@ -197,6 +197,22 @@ typedef struct _ATOM_Tonga_SCLK_Dependency_Table {
ATOM_Tonga_SCLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
} ATOM_Tonga_SCLK_Dependency_Table;
typedef struct _ATOM_Polaris_SCLK_Dependency_Record {
UCHAR ucVddInd; /* Base voltage */
USHORT usVddcOffset; /* Offset relative to base voltage */
ULONG ulSclk;
USHORT usEdcCurrent;
UCHAR ucReliabilityTemperature;
UCHAR ucCKSVOffsetandDisable; /* Bits 0~6: Voltage offset for CKS, Bit 7: Disable/enable for the SCLK level. */
ULONG ulSclkOffset;
} ATOM_Polaris_SCLK_Dependency_Record;
typedef struct _ATOM_Polaris_SCLK_Dependency_Table {
UCHAR ucRevId;
UCHAR ucNumEntries; /* Number of entries. */
ATOM_Polaris_SCLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
} ATOM_Polaris_SCLK_Dependency_Table;
typedef struct _ATOM_Tonga_PCIE_Record {
UCHAR ucPCIEGenSpeed;
UCHAR usPCIELaneWidth;

87
drivers/gpu/drm/amd/powerplay/hwmgr/tonga_processpptables.c
View File

@ -408,41 +408,78 @@ static int get_mclk_voltage_dependency_table(
static int get_sclk_voltage_dependency_table(
struct pp_hwmgr *hwmgr,
phm_ppt_v1_clock_voltage_dependency_table **pp_tonga_sclk_dep_table,
const ATOM_Tonga_SCLK_Dependency_Table * sclk_dep_table
const PPTable_Generic_SubTable_Header *sclk_dep_table
)
{
uint32_t table_size, i;
phm_ppt_v1_clock_voltage_dependency_table *sclk_table;
PP_ASSERT_WITH_CODE((0 != sclk_dep_table->ucNumEntries),
"Invalid PowerPlay Table!", return -1);
if (sclk_dep_table->ucRevId < 1) {
const ATOM_Tonga_SCLK_Dependency_Table *tonga_table =
(ATOM_Tonga_SCLK_Dependency_Table *)sclk_dep_table;
table_size = sizeof(uint32_t) + sizeof(phm_ppt_v1_clock_voltage_dependency_record)
* sclk_dep_table->ucNumEntries;
PP_ASSERT_WITH_CODE((0 != tonga_table->ucNumEntries),
"Invalid PowerPlay Table!", return -1);
sclk_table = (phm_ppt_v1_clock_voltage_dependency_table *)
kzalloc(table_size, GFP_KERNEL);
table_size = sizeof(uint32_t) + sizeof(phm_ppt_v1_clock_voltage_dependency_record)
* tonga_table->ucNumEntries;
if (NULL == sclk_table)
return -ENOMEM;
sclk_table = (phm_ppt_v1_clock_voltage_dependency_table *)
kzalloc(table_size, GFP_KERNEL);
memset(sclk_table, 0x00, table_size);
if (NULL == sclk_table)
return -ENOMEM;
sclk_table->count = (uint32_t)sclk_dep_table->ucNumEntries;
memset(sclk_table, 0x00, table_size);
for (i = 0; i < sclk_dep_table->ucNumEntries; i++) {
sclk_table->entries[i].vddInd =
sclk_dep_table->entries[i].ucVddInd;
sclk_table->entries[i].vdd_offset =
sclk_dep_table->entries[i].usVddcOffset;
sclk_table->entries[i].clk =
sclk_dep_table->entries[i].ulSclk;
sclk_table->entries[i].cks_enable =
(((sclk_dep_table->entries[i].ucCKSVOffsetandDisable & 0x80) >> 7) == 0) ? 1 : 0;
sclk_table->entries[i].cks_voffset =
(sclk_dep_table->entries[i].ucCKSVOffsetandDisable & 0x7F);
sclk_table->count = (uint32_t)tonga_table->ucNumEntries;
for (i = 0; i < tonga_table->ucNumEntries; i++) {
sclk_table->entries[i].vddInd =
tonga_table->entries[i].ucVddInd;
sclk_table->entries[i].vdd_offset =
tonga_table->entries[i].usVddcOffset;
sclk_table->entries[i].clk =
tonga_table->entries[i].ulSclk;
sclk_table->entries[i].cks_enable =
(((tonga_table->entries[i].ucCKSVOffsetandDisable & 0x80) >> 7) == 0) ? 1 : 0;
sclk_table->entries[i].cks_voffset =
(tonga_table->entries[i].ucCKSVOffsetandDisable & 0x7F);
}
} else {
const ATOM_Polaris_SCLK_Dependency_Table *polaris_table =
(ATOM_Polaris_SCLK_Dependency_Table *)sclk_dep_table;
PP_ASSERT_WITH_CODE((0 != polaris_table->ucNumEntries),
"Invalid PowerPlay Table!", return -1);
table_size = sizeof(uint32_t) + sizeof(phm_ppt_v1_clock_voltage_dependency_record)
* polaris_table->ucNumEntries;
sclk_table = (phm_ppt_v1_clock_voltage_dependency_table *)
kzalloc(table_size, GFP_KERNEL);
if (NULL == sclk_table)
return -ENOMEM;
memset(sclk_table, 0x00, table_size);
sclk_table->count = (uint32_t)polaris_table->ucNumEntries;
for (i = 0; i < polaris_table->ucNumEntries; i++) {
sclk_table->entries[i].vddInd =
polaris_table->entries[i].ucVddInd;
sclk_table->entries[i].vdd_offset =
polaris_table->entries[i].usVddcOffset;
sclk_table->entries[i].clk =
polaris_table->entries[i].ulSclk;
sclk_table->entries[i].cks_enable =
(((polaris_table->entries[i].ucCKSVOffsetandDisable & 0x80) >> 7) == 0) ? 1 : 0;
sclk_table->entries[i].cks_voffset =
(polaris_table->entries[i].ucCKSVOffsetandDisable & 0x7F);
sclk_table->entries[i].sclk_offset = polaris_table->entries[i].ulSclkOffset;
}
}
*pp_tonga_sclk_dep_table = sclk_table;
return 0;
@ -708,8 +745,8 @@ static int init_clock_voltage_dependency(
const ATOM_Tonga_MCLK_Dependency_Table *mclk_dep_table =
(const ATOM_Tonga_MCLK_Dependency_Table *)(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usMclkDependencyTableOffset));
const ATOM_Tonga_SCLK_Dependency_Table *sclk_dep_table =
(const ATOM_Tonga_SCLK_Dependency_Table *)(((unsigned long) powerplay_table) +
const PPTable_Generic_SubTable_Header *sclk_dep_table =
(const PPTable_Generic_SubTable_Header *)(((unsigned long) powerplay_table) +
le16_to_cpu(powerplay_table->usSclkDependencyTableOffset));
const ATOM_Tonga_Hard_Limit_Table *pHardLimits =
(const ATOM_Tonga_Hard_Limit_Table *)(((unsigned long) powerplay_table) +