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drm/radeon: add atom get leakage vddc function 

Required for DPM on SI.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-02-19 17:14:43 -05:00
parent d719cef316
commit beb79f40b8
2 changed files with 10 additions and 0 deletions
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3
drivers/gpu/drm/radeon/radeon.h
View File

@ -233,6 +233,9 @@ int radeon_atom_get_voltage_step(struct radeon_device *rdev,
u8 voltage_type, u16 *voltage_step);
int radeon_atom_get_max_vddc(struct radeon_device *rdev, u8 voltage_type,
u16 voltage_id, u16 *voltage);
int radeon_atom_get_leakage_vddc_based_on_leakage_idx(struct radeon_device *rdev,
u16 *voltage,
u16 leakage_idx);
int radeon_atom_round_to_true_voltage(struct radeon_device *rdev,
u8 voltage_type,
u16 nominal_voltage,

7
drivers/gpu/drm/radeon/radeon_atombios.c
View File

@ -3062,6 +3062,13 @@ int radeon_atom_get_max_vddc(struct radeon_device *rdev, u8 voltage_type,
return 0;
}
int radeon_atom_get_leakage_vddc_based_on_leakage_idx(struct radeon_device *rdev,
u16 *voltage,
u16 leakage_idx)
{
return radeon_atom_get_max_vddc(rdev, VOLTAGE_TYPE_VDDC, leakage_idx, voltage);
}
int radeon_atom_get_voltage_gpio_settings(struct radeon_device *rdev,
u16 voltage_level, u8 voltage_type,
u32 *gpio_value, u32 *gpio_mask)