diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display_power_well.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display_power_well.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_power_well.c b/drivers/gpu/drm/i915/display/intel_display_power_well.c index 5c9ca8141fcc..9d60dfc4939d 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power_well.c +++ b/drivers/gpu/drm/i915/display/intel_display_power_well.c @@ -34,6 +34,19 @@ #include "vlv_iosf_sb_reg.h" #include "vlv_sideband.h" +/* + * PG0 is HW controlled, so doesn't have a corresponding power well control knob + * SKL_DISP_PW1_IDX..SKL_DISP_PW2_IDX -> PG1..PG2 + */ +#define SKL_PW_CTL_IDX_TO_PG(pw_idx) \ + ((pw_idx) - SKL_PW_CTL_IDX_PW_1 + SKL_PG1) +/* + * PG0 is HW controlled, so doesn't have a corresponding power well control knob + * ICL_DISP_PW1_IDX..ICL_DISP_PW4_IDX -> PG1..PG4 + */ +#define ICL_PW_CTL_IDX_TO_PG(pw_idx) \ + ((pw_idx) - ICL_PW_CTL_IDX_PW_1 + SKL_PG1) + struct i915_power_well_regs { i915_reg_t bios; i915_reg_t driver; |