drm/i915/glk: Implement Geminilake DDI init sequence
Implement the DDI initsequence and add information about the different
phys in GLK.
v2: Rebase on the move of phys to be power wells.
v3: Rebase on addition of struct bxt_ddi_phy_info.
Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1480667037-11215-4-git-send-email-ander.conselvan.de.oliveira@intel.com
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index 49043fc..4987a66 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -477,6 +477,18 @@ static void hsw_set_power_well(struct drm_i915_private *dev_priv,
#define GLK_DISPLAY_DDI_C_POWER_DOMAINS ( \
BIT(POWER_DOMAIN_PORT_DDI_C_LANES) | \
BIT(POWER_DOMAIN_INIT))
+#define GLK_DPIO_CMN_A_POWER_DOMAINS ( \
+ BIT(POWER_DOMAIN_PORT_DDI_A_LANES) | \
+ BIT(POWER_DOMAIN_AUX_A) | \
+ BIT(POWER_DOMAIN_INIT))
+#define GLK_DPIO_CMN_B_POWER_DOMAINS ( \
+ BIT(POWER_DOMAIN_PORT_DDI_B_LANES) | \
+ BIT(POWER_DOMAIN_AUX_B) | \
+ BIT(POWER_DOMAIN_INIT))
+#define GLK_DPIO_CMN_C_POWER_DOMAINS ( \
+ BIT(POWER_DOMAIN_PORT_DDI_C_LANES) | \
+ BIT(POWER_DOMAIN_AUX_C) | \
+ BIT(POWER_DOMAIN_INIT))
#define GLK_DISPLAY_AUX_A_POWER_DOMAINS ( \
BIT(POWER_DOMAIN_AUX_A) | \
BIT(POWER_DOMAIN_INIT))
@@ -926,6 +938,12 @@ static void bxt_verify_ddi_phy_power_wells(struct drm_i915_private *dev_priv)
power_well = lookup_power_well(dev_priv, BXT_DPIO_CMN_BC);
if (power_well->count > 0)
bxt_ddi_phy_verify_state(dev_priv, power_well->data);
+
+ if (IS_GEMINILAKE(dev_priv)) {
+ power_well = lookup_power_well(dev_priv, GLK_DPIO_CMN_C);
+ if (power_well->count > 0)
+ bxt_ddi_phy_verify_state(dev_priv, power_well->data);
+ }
}
static bool gen9_dc_off_power_well_enabled(struct drm_i915_private *dev_priv,
@@ -2219,6 +2237,27 @@ static struct i915_power_well glk_power_wells[] = {
.id = SKL_DISP_PW_2,
},
{
+ .name = "dpio-common-a",
+ .domains = GLK_DPIO_CMN_A_POWER_DOMAINS,
+ .ops = &bxt_dpio_cmn_power_well_ops,
+ .id = BXT_DPIO_CMN_A,
+ .data = DPIO_PHY1,
+ },
+ {
+ .name = "dpio-common-b",
+ .domains = GLK_DPIO_CMN_B_POWER_DOMAINS,
+ .ops = &bxt_dpio_cmn_power_well_ops,
+ .id = BXT_DPIO_CMN_BC,
+ .data = DPIO_PHY0,
+ },
+ {
+ .name = "dpio-common-c",
+ .domains = GLK_DPIO_CMN_C_POWER_DOMAINS,
+ .ops = &bxt_dpio_cmn_power_well_ops,
+ .id = GLK_DPIO_CMN_C,
+ .data = DPIO_PHY2,
+ },
+ {
.name = "AUX A",
.domains = GLK_DISPLAY_AUX_A_POWER_DOMAINS,
.ops = &skl_power_well_ops,