These are primarily needed for compat reasons with display code in
upcoming changes. There's no harm in having them.
While at it, add a comment about the requirement to match against GMD ID
value spacing.
Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
drivers/gpu/drm/xe/xe_step_types.h | 29 ++++++++++++++++++++++++++++-
1 file changed, 28 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/xe/xe_step_types.h b/drivers/gpu/drm/xe/xe_step_types.h
index ccc9b4795e95..95b38d2d6c50 100644
--- a/drivers/gpu/drm/xe/xe_step_types.h
+++ b/drivers/gpu/drm/xe/xe_step_types.h
@@ -17,6 +17,10 @@ struct xe_step_info {
#define STEP_ENUM_VAL(name) STEP_##name,
+/*
+ * Always define four minor steppings 0-3 for each stepping to match GMD ID
+ * spacing of values. See xe_step_gmdid_get().
+ */
#define STEP_NAME_LIST(func) \
func(A0) \
func(A1) \
@@ -34,7 +38,30 @@ struct xe_step_info {
func(D1) \
func(D2) \
func(D3) \
- func(E0)
+ func(E0) \
+ func(E1) \
+ func(E2) \
+ func(E3) \
+ func(F0) \
+ func(F1) \
+ func(F2) \
+ func(F3) \
+ func(G0) \
+ func(G1) \
+ func(G2) \
+ func(G3) \
+ func(H0) \
+ func(H1) \
+ func(H2) \
+ func(H3) \
+ func(I0) \
+ func(I1) \
+ func(I2) \
+ func(I3) \
+ func(J0) \
+ func(J1) \
+ func(J2) \
+ func(J3)
/*
* Symbolic steppings that do not match the hardware. These are valid both as gt
--
2.39.2
