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path: root/drivers/gpu/drm/i915/display/intel_display_power_map.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display_power_map.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_power_map.c119
1 files changed, 116 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_power_map.c b/drivers/gpu/drm/i915/display/intel_display_power_map.c
index 97b367f39f35..dc04afc6cc8f 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power_map.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power_map.c
@@ -1350,6 +1350,117 @@ static const struct i915_power_well_desc_list xelpd_power_wells[] = {
I915_PW_DESCRIPTORS(xelpd_power_wells_main),
};
+/*
+ * MTL is based on XELPD power domains with the exception of power gating for:
+ * - DDI_IO (moved to PLL logic)
+ * - AUX and AUX_IO functionality and register access for USBC1-4 (PICA always-on)
+ */
+#define XELPDP_PW_2_POWER_DOMAINS \
+ XELPD_PW_B_POWER_DOMAINS, \
+ XELPD_PW_C_POWER_DOMAINS, \
+ XELPD_PW_D_POWER_DOMAINS, \
+ POWER_DOMAIN_AUDIO_PLAYBACK, \
+ POWER_DOMAIN_VGA, \
+ POWER_DOMAIN_PORT_DDI_LANES_TC1, \
+ POWER_DOMAIN_PORT_DDI_LANES_TC2, \
+ POWER_DOMAIN_PORT_DDI_LANES_TC3, \
+ POWER_DOMAIN_PORT_DDI_LANES_TC4
+
+I915_DECL_PW_DOMAINS(xelpdp_pwdoms_pw_2,
+ XELPDP_PW_2_POWER_DOMAINS,
+ POWER_DOMAIN_INIT);
+
+I915_DECL_PW_DOMAINS(xelpdp_pwdoms_dc_off,
+ XELPDP_PW_2_POWER_DOMAINS,
+ POWER_DOMAIN_AUDIO_MMIO,
+ POWER_DOMAIN_MODESET,
+ POWER_DOMAIN_AUX_A,
+ POWER_DOMAIN_AUX_B,
+ POWER_DOMAIN_INIT);
+
+I915_DECL_PW_DOMAINS(xelpdp_pwdoms_aux_tc1,
+ POWER_DOMAIN_AUX_USBC1,
+ POWER_DOMAIN_AUX_TBT1);
+
+I915_DECL_PW_DOMAINS(xelpdp_pwdoms_aux_tc2,
+ POWER_DOMAIN_AUX_USBC2,
+ POWER_DOMAIN_AUX_TBT2);
+
+I915_DECL_PW_DOMAINS(xelpdp_pwdoms_aux_tc3,
+ POWER_DOMAIN_AUX_USBC3,
+ POWER_DOMAIN_AUX_TBT3);
+
+I915_DECL_PW_DOMAINS(xelpdp_pwdoms_aux_tc4,
+ POWER_DOMAIN_AUX_USBC4,
+ POWER_DOMAIN_AUX_TBT4);
+
+static const struct i915_power_well_desc xelpdp_power_wells_main[] = {
+ {
+ .instances = &I915_PW_INSTANCES(
+ I915_PW("DC_off", &xelpdp_pwdoms_dc_off,
+ .id = SKL_DISP_DC_OFF),
+ ),
+ .ops = &gen9_dc_off_power_well_ops,
+ }, {
+ .instances = &I915_PW_INSTANCES(
+ I915_PW("PW_2", &xelpdp_pwdoms_pw_2,
+ .hsw.idx = ICL_PW_CTL_IDX_PW_2,
+ .id = SKL_DISP_PW_2),
+ ),
+ .ops = &hsw_power_well_ops,
+ .has_vga = true,
+ .has_fuses = true,
+ }, {
+ .instances = &I915_PW_INSTANCES(
+ I915_PW("PW_A", &xelpd_pwdoms_pw_a,
+ .hsw.idx = XELPD_PW_CTL_IDX_PW_A),
+ ),
+ .ops = &hsw_power_well_ops,
+ .irq_pipe_mask = BIT(PIPE_A),
+ .has_fuses = true,
+ }, {
+ .instances = &I915_PW_INSTANCES(
+ I915_PW("PW_B", &xelpd_pwdoms_pw_b,
+ .hsw.idx = XELPD_PW_CTL_IDX_PW_B),
+ ),
+ .ops = &hsw_power_well_ops,
+ .irq_pipe_mask = BIT(PIPE_B),
+ .has_fuses = true,
+ }, {
+ .instances = &I915_PW_INSTANCES(
+ I915_PW("PW_C", &xelpd_pwdoms_pw_c,
+ .hsw.idx = XELPD_PW_CTL_IDX_PW_C),
+ ),
+ .ops = &hsw_power_well_ops,
+ .irq_pipe_mask = BIT(PIPE_C),
+ .has_fuses = true,
+ }, {
+ .instances = &I915_PW_INSTANCES(
+ I915_PW("PW_D", &xelpd_pwdoms_pw_d,
+ .hsw.idx = XELPD_PW_CTL_IDX_PW_D),
+ ),
+ .ops = &hsw_power_well_ops,
+ .irq_pipe_mask = BIT(PIPE_D),
+ .has_fuses = true,
+ }, {
+ .instances = &I915_PW_INSTANCES(
+ I915_PW("AUX_A", &icl_pwdoms_aux_a, .xelpdp.aux_ch = AUX_CH_A),
+ I915_PW("AUX_B", &icl_pwdoms_aux_b, .xelpdp.aux_ch = AUX_CH_B),
+ I915_PW("AUX_TC1", &xelpdp_pwdoms_aux_tc1, .xelpdp.aux_ch = AUX_CH_USBC1),
+ I915_PW("AUX_TC2", &xelpdp_pwdoms_aux_tc2, .xelpdp.aux_ch = AUX_CH_USBC2),
+ I915_PW("AUX_TC3", &xelpdp_pwdoms_aux_tc3, .xelpdp.aux_ch = AUX_CH_USBC3),
+ I915_PW("AUX_TC4", &xelpdp_pwdoms_aux_tc4, .xelpdp.aux_ch = AUX_CH_USBC4),
+ ),
+ .ops = &xelpdp_aux_power_well_ops,
+ },
+};
+
+static const struct i915_power_well_desc_list xelpdp_power_wells[] = {
+ I915_PW_DESCRIPTORS(i9xx_power_wells_always_on),
+ I915_PW_DESCRIPTORS(icl_power_wells_pw_1),
+ I915_PW_DESCRIPTORS(xelpdp_power_wells_main),
+};
+
static void init_power_well_domains(const struct i915_power_well_instance *inst,
struct i915_power_well *power_well)
{
@@ -1388,7 +1499,7 @@ __set_power_wells(struct i915_power_domains *power_domains,
{
struct drm_i915_private *i915 = container_of(power_domains,
struct drm_i915_private,
- power_domains);
+ display.power.domains);
u64 power_well_ids = 0;
const struct i915_power_well_desc_list *desc_list;
const struct i915_power_well_desc *desc;
@@ -1447,7 +1558,7 @@ int intel_display_power_map_init(struct i915_power_domains *power_domains)
{
struct drm_i915_private *i915 = container_of(power_domains,
struct drm_i915_private,
- power_domains);
+ display.power.domains);
/*
* The enabling order will be from lower to higher indexed wells,
* the disabling order is reversed.
@@ -1457,7 +1568,9 @@ int intel_display_power_map_init(struct i915_power_domains *power_domains)
return 0;
}
- if (DISPLAY_VER(i915) >= 13)
+ if (DISPLAY_VER(i915) >= 14)
+ return set_power_wells(power_domains, xelpdp_power_wells);
+ else if (DISPLAY_VER(i915) >= 13)
return set_power_wells(power_domains, xelpd_power_wells);
else if (IS_DG1(i915))
return set_power_wells(power_domains, dg1_power_wells);