diff options
Diffstat (limited to 'drivers/gpu/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_runtime_pm.c | 136 |
2 files changed, 137 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index ac0bf2364efa..45e887742339 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1065,6 +1065,7 @@ enum skl_disp_power_wells { SKL_DISP_PW_MISC_IO, SKL_DISP_PW_DDI_A_E, GLK_DISP_PW_DDI_A = SKL_DISP_PW_DDI_A_E, + CNL_DISP_PW_DDI_A = SKL_DISP_PW_DDI_A_E, SKL_DISP_PW_DDI_B, SKL_DISP_PW_DDI_C, SKL_DISP_PW_DDI_D, @@ -1072,6 +1073,10 @@ enum skl_disp_power_wells { GLK_DISP_PW_AUX_A = 8, GLK_DISP_PW_AUX_B, GLK_DISP_PW_AUX_C, + CNL_DISP_PW_AUX_A = GLK_DISP_PW_AUX_A, + CNL_DISP_PW_AUX_B = GLK_DISP_PW_AUX_B, + CNL_DISP_PW_AUX_C = GLK_DISP_PW_AUX_C, + CNL_DISP_PW_AUX_D, SKL_DISP_PW_1 = 14, SKL_DISP_PW_2, diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index f8a375f8dde6..0b3cacd29bac 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -494,6 +494,55 @@ static void hsw_set_power_well(struct drm_i915_private *dev_priv, BIT_ULL(POWER_DOMAIN_AUX_A) | \ BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_POWERWELL_2_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_TRANSCODER_A) | \ + BIT_ULL(POWER_DOMAIN_PIPE_B) | \ + BIT_ULL(POWER_DOMAIN_TRANSCODER_B) | \ + BIT_ULL(POWER_DOMAIN_PIPE_C) | \ + BIT_ULL(POWER_DOMAIN_TRANSCODER_C) | \ + BIT_ULL(POWER_DOMAIN_PIPE_B_PANEL_FITTER) | \ + BIT_ULL(POWER_DOMAIN_PIPE_C_PANEL_FITTER) | \ + BIT_ULL(POWER_DOMAIN_PORT_DDI_B_LANES) | \ + BIT_ULL(POWER_DOMAIN_PORT_DDI_C_LANES) | \ + BIT_ULL(POWER_DOMAIN_PORT_DDI_D_LANES) | \ + BIT_ULL(POWER_DOMAIN_PORT_DDI_E_LANES) | \ + BIT_ULL(POWER_DOMAIN_AUX_B) | \ + BIT_ULL(POWER_DOMAIN_AUX_C) | \ + BIT_ULL(POWER_DOMAIN_AUX_D) | \ + BIT_ULL(POWER_DOMAIN_AUDIO) | \ + BIT_ULL(POWER_DOMAIN_VGA) | \ + BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_DDI_A_IO_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_PORT_DDI_A_IO) | \ + BIT_ULL(POWER_DOMAIN_PORT_DDI_E_IO) | \ + BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_DDI_B_IO_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_PORT_DDI_B_IO) | \ + BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_DDI_C_IO_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_PORT_DDI_C_IO) | \ + BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_DDI_D_IO_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_PORT_DDI_D_IO) | \ + BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_AUX_A_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_AUX_A) | \ + BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_AUX_B_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_AUX_B) | \ + BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_AUX_C_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_AUX_C) | \ + BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_AUX_D_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_AUX_D) | \ + BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_DC_OFF_POWER_DOMAINS ( \ + CNL_DISPLAY_POWERWELL_2_POWER_DOMAINS | \ + BIT_ULL(POWER_DOMAIN_MODESET) | \ + BIT_ULL(POWER_DOMAIN_AUX_A) | \ + BIT_ULL(POWER_DOMAIN_INIT)) + static void assert_can_enable_dc9(struct drm_i915_private *dev_priv) { WARN_ONCE((I915_READ(DC_STATE_EN) & DC_STATE_EN_DC9), @@ -762,13 +811,14 @@ static void skl_set_power_well(struct drm_i915_private *dev_priv, } break; case SKL_DISP_PW_MISC_IO: - case SKL_DISP_PW_DDI_A_E: /* GLK_DISP_PW_DDI_A */ + case SKL_DISP_PW_DDI_A_E: /* GLK_DISP_PW_DDI_A, CNL_DISP_PW_DDI_A */ case SKL_DISP_PW_DDI_B: case SKL_DISP_PW_DDI_C: case SKL_DISP_PW_DDI_D: - case GLK_DISP_PW_AUX_A: - case GLK_DISP_PW_AUX_B: - case GLK_DISP_PW_AUX_C: + case GLK_DISP_PW_AUX_A: /* CNL_DISP_PW_AUX_A */ + case GLK_DISP_PW_AUX_B: /* CNL_DISP_PW_AUX_B */ + case GLK_DISP_PW_AUX_C: /* CNL_DISP_PW_AUX_C */ + case CNL_DISP_PW_AUX_D: break; default: WARN(1, "Unknown power well %lu\n", power_well->id); @@ -2275,6 +2325,82 @@ static struct i915_power_well glk_power_wells[] = { }, }; +static struct i915_power_well cnl_power_wells[] = { + { + .name = "always-on", + .always_on = 1, + .domains = POWER_DOMAIN_MASK, + .ops = &i9xx_always_on_power_well_ops, + }, + { + .name = "power well 1", + /* Handled by the DMC firmware */ + .domains = 0, + .ops = &skl_power_well_ops, + .id = SKL_DISP_PW_1, + }, + { + .name = "AUX A", + .domains = CNL_DISPLAY_AUX_A_POWER_DOMAINS, + .ops = &skl_power_well_ops, + .id = CNL_DISP_PW_AUX_A, + }, + { + .name = "AUX B", + .domains = CNL_DISPLAY_AUX_B_POWER_DOMAINS, + .ops = &skl_power_well_ops, + .id = CNL_DISP_PW_AUX_B, + }, + { + .name = "AUX C", + .domains = CNL_DISPLAY_AUX_C_POWER_DOMAINS, + .ops = &skl_power_well_ops, + .id = CNL_DISP_PW_AUX_C, + }, + { + .name = "AUX D", + .domains = CNL_DISPLAY_AUX_D_POWER_DOMAINS, + .ops = &skl_power_well_ops, + .id = CNL_DISP_PW_AUX_D, + }, + { + .name = "DC off", + .domains = CNL_DISPLAY_DC_OFF_POWER_DOMAINS, + .ops = &gen9_dc_off_power_well_ops, + .id = SKL_DISP_PW_DC_OFF, + }, + { + .name = "power well 2", + .domains = CNL_DISPLAY_POWERWELL_2_POWER_DOMAINS, + .ops = &skl_power_well_ops, + .id = SKL_DISP_PW_2, + }, + { + .name = "DDI A IO power well", + .domains = CNL_DISPLAY_DDI_A_IO_POWER_DOMAINS, + .ops = &skl_power_well_ops, + .id = CNL_DISP_PW_DDI_A, + }, + { + .name = "DDI B IO power well", + .domains = CNL_DISPLAY_DDI_B_IO_POWER_DOMAINS, + .ops = &skl_power_well_ops, + .id = SKL_DISP_PW_DDI_B, + }, + { + .name = "DDI C IO power well", + .domains = CNL_DISPLAY_DDI_C_IO_POWER_DOMAINS, + .ops = &skl_power_well_ops, + .id = SKL_DISP_PW_DDI_C, + }, + { + .name = "DDI D IO power well", + .domains = CNL_DISPLAY_DDI_D_IO_POWER_DOMAINS, + .ops = &skl_power_well_ops, + .id = SKL_DISP_PW_DDI_D, + }, +}; + static int sanitize_disable_power_well_option(const struct drm_i915_private *dev_priv, int disable_power_well) @@ -2369,6 +2495,8 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv) set_power_wells(power_domains, bdw_power_wells); } else if (IS_GEN9_BC(dev_priv)) { set_power_wells(power_domains, skl_power_wells); + } else if (IS_CANNONLAKE(dev_priv)) { + set_power_wells(power_domains, cnl_power_wells); } else if (IS_BROXTON(dev_priv)) { set_power_wells(power_domains, bxt_power_wells); } else if (IS_GEMINILAKE(dev_priv)) { |