diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2013-02-13 23:04:59 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-06-28 01:16:24 +0200 |
| commit | 58653abdd22427f2b4f2ec9930cadcbeb8832a73 (patch) | |
| tree | 8e25e3c55852c46a33ec6abe39328f8e726e9139 /drivers/gpu/drm/radeon/radeon_atombios.c | |
| parent | drm/radeon/atom: add helper to calcuate mpll params (diff) | |
| download | linux-58653abdd22427f2b4f2ec9930cadcbeb8832a73.tar.xz linux-58653abdd22427f2b4f2ec9930cadcbeb8832a73.zip | |
drm/radeon: update radeon_atom_is_voltage_gpio() for SI
SI uses a new atom table. Required for DPM on SI.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 71 |
1 files changed, 50 insertions, 21 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 45a6f5d155df..0da95eb77d8e 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -3102,12 +3102,14 @@ int radeon_atom_get_voltage_gpio_settings(struct radeon_device *rdev, } union voltage_object_info { - struct _ATOM_VOLTAGE_OBJECT_INFO v1; - struct _ATOM_VOLTAGE_OBJECT_INFO_V2 v2; + struct _ATOM_VOLTAGE_OBJECT_INFO v1; + struct _ATOM_VOLTAGE_OBJECT_INFO_V2 v2; + struct _ATOM_VOLTAGE_OBJECT_INFO_V3_1 v3; }; bool -radeon_atom_is_voltage_gpio(struct radeon_device *rdev, u8 voltage_type) +radeon_atom_is_voltage_gpio(struct radeon_device *rdev, + u8 voltage_type, u8 voltage_mode) { int index = GetIndexIntoMasterTable(DATA, VoltageObjectInfo); u8 frev, crev; @@ -3120,27 +3122,54 @@ radeon_atom_is_voltage_gpio(struct radeon_device *rdev, u8 voltage_type) voltage_info = (union voltage_object_info *) (rdev->mode_info.atom_context->bios + data_offset); - switch (crev) { + switch (frev) { case 1: - num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) / - sizeof(ATOM_VOLTAGE_OBJECT); - - for (i = 0; i < num_indices; i++) { - if ((voltage_info->v1.asVoltageObj[i].ucVoltageType == voltage_type) && - (voltage_info->v1.asVoltageObj[i].asControl.ucVoltageControlId == - VOLTAGE_CONTROLLED_BY_GPIO)) - return true; + case 2: + switch (crev) { + case 1: + num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) / + sizeof(ATOM_VOLTAGE_OBJECT); + + for (i = 0; i < num_indices; i++) { + if ((voltage_info->v1.asVoltageObj[i].ucVoltageType == voltage_type) && + (voltage_info->v1.asVoltageObj[i].asControl.ucVoltageControlId == + VOLTAGE_CONTROLLED_BY_GPIO)) + return true; + } + break; + case 2: + num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) / + sizeof(ATOM_VOLTAGE_OBJECT_INFO_V2); + + for (i = 0; i < num_indices; i++) { + if ((voltage_info->v2.asVoltageObj[i].ucVoltageType == voltage_type) && + (voltage_info->v2.asVoltageObj[i].asControl.ucVoltageControlId == + VOLTAGE_CONTROLLED_BY_GPIO)) + return true; + } + break; + default: + DRM_ERROR("unknown voltage object table\n"); + return false; } break; - case 2: - num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) / - sizeof(ATOM_VOLTAGE_OBJECT_INFO_V2); - - for (i = 0; i < num_indices; i++) { - if ((voltage_info->v2.asVoltageObj[i].ucVoltageType == voltage_type) && - (voltage_info->v2.asVoltageObj[i].asControl.ucVoltageControlId == - VOLTAGE_CONTROLLED_BY_GPIO)) - return true; + case 3: + switch (crev) { + case 1: + num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) / + sizeof(ATOM_VOLTAGE_OBJECT_INFO_V3_1); + + for (i = 0; i < num_indices; i++) { + if ((voltage_info->v3.asVoltageObj[i].asGpioVoltageObj.sHeader.ucVoltageType == + voltage_type) && + (voltage_info->v3.asVoltageObj[i].asGpioVoltageObj.sHeader.ucVoltageMode == + voltage_mode)) + return true; + } + break; + default: + DRM_ERROR("unknown voltage object table\n"); + return false; } break; default: |