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path: root/drivers/gpu/drm/i915/display/intel_combo_phy.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_combo_phy.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_combo_phy.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_combo_phy.c b/drivers/gpu/drm/i915/display/intel_combo_phy.c
index 157d8c8c605a..d5ad61e4083e 100644
--- a/drivers/gpu/drm/i915/display/intel_combo_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_combo_phy.c
@@ -188,8 +188,9 @@ static bool has_phy_misc(struct drm_i915_private *i915, enum phy phy)
* PHY-B and may not even have instances of the register for the
* other combo PHY's.
*/
- if (IS_ELKHARTLAKE(i915) ||
- IS_ROCKETLAKE(i915))
+ if (IS_JSL_EHL(i915) ||
+ IS_ROCKETLAKE(i915) ||
+ IS_DG1(i915))
return phy < PHY_C;
return true;
@@ -242,14 +243,14 @@ static bool phy_is_master(struct drm_i915_private *dev_priv, enum phy phy)
*
* ICL,TGL:
* A(master) -> B(slave), C(slave)
- * RKL:
+ * RKL,DG1:
* A(master) -> B(slave)
* C(master) -> D(slave)
*
* We must set the IREFGEN bit for any PHY acting as a master
* to another PHY.
*/
- if (IS_ROCKETLAKE(dev_priv) && phy == PHY_C)
+ if ((IS_DG1(dev_priv) || IS_ROCKETLAKE(dev_priv)) && phy == PHY_C)
return true;
return phy == PHY_A;
@@ -282,7 +283,7 @@ static bool icl_combo_phy_verify_state(struct drm_i915_private *dev_priv,
ret &= check_phy_reg(dev_priv, phy, ICL_PORT_COMP_DW8(phy),
IREFGEN, IREFGEN);
- if (IS_ELKHARTLAKE(dev_priv)) {
+ if (IS_JSL_EHL(dev_priv)) {
if (ehl_vbt_ddi_d_present(dev_priv))
expected_val = ICL_PHY_MISC_MUX_DDID;
@@ -376,7 +377,7 @@ static void icl_combo_phys_init(struct drm_i915_private *dev_priv)
* "internal" child devices.
*/
val = intel_de_read(dev_priv, ICL_PHY_MISC(phy));
- if (IS_ELKHARTLAKE(dev_priv) && phy == PHY_A) {
+ if (IS_JSL_EHL(dev_priv) && phy == PHY_A) {
val &= ~ICL_PHY_MISC_MUX_DDID;
if (ehl_vbt_ddi_d_present(dev_priv))