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drm/radeon/sumo add helper to go from vid7 to vid2
Needed for DPM on KB/KV. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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2 changed files with 17 additions and 0 deletions
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@ -1530,6 +1530,20 @@ u32 sumo_convert_vid2_to_vid7(struct radeon_device *rdev,
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return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_7bit;
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return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_7bit;
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}
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}
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u32 sumo_convert_vid7_to_vid2(struct radeon_device *rdev,
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struct sumo_vid_mapping_table *vid_mapping_table,
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u32 vid_7bit)
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{
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u32 i;
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for (i = 0; i < vid_mapping_table->num_entries; i++) {
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if (vid_mapping_table->entries[i].vid_7bit == vid_7bit)
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return vid_mapping_table->entries[i].vid_2bit;
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}
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return vid_mapping_table->entries[vid_mapping_table->num_entries - 1].vid_2bit;
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}
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static u16 sumo_convert_voltage_index_to_value(struct radeon_device *rdev,
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static u16 sumo_convert_voltage_index_to_value(struct radeon_device *rdev,
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u32 vid_2bit)
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u32 vid_2bit)
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{
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{
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@ -202,6 +202,9 @@ void sumo_construct_vid_mapping_table(struct radeon_device *rdev,
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u32 sumo_convert_vid2_to_vid7(struct radeon_device *rdev,
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u32 sumo_convert_vid2_to_vid7(struct radeon_device *rdev,
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struct sumo_vid_mapping_table *vid_mapping_table,
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struct sumo_vid_mapping_table *vid_mapping_table,
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u32 vid_2bit);
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u32 vid_2bit);
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u32 sumo_convert_vid7_to_vid2(struct radeon_device *rdev,
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struct sumo_vid_mapping_table *vid_mapping_table,
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u32 vid_7bit);
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u32 sumo_get_sleep_divider_from_id(u32 id);
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u32 sumo_get_sleep_divider_from_id(u32 id);
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u32 sumo_get_sleep_divider_id_from_clock(struct radeon_device *rdev,
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u32 sumo_get_sleep_divider_id_from_clock(struct radeon_device *rdev,
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u32 sclk,
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u32 sclk,
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