With the addition of stepping info for
all platforms, lets use macros for handling them
and autogenerating code for all steps at a time.
Suggested-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
Cc: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@xxxxxxxxx>
Reviewed-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_step.c | 14 ++++++++++++
drivers/gpu/drm/i915/intel_step.h | 37 +++++++++++++++++++------------
2 files changed, 37 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_step.c b/drivers/gpu/drm/i915/intel_step.c
index 9fcf17708cc8..e9ec111d6232 100644
--- a/drivers/gpu/drm/i915/intel_step.c
+++ b/drivers/gpu/drm/i915/intel_step.c
@@ -182,3 +182,17 @@ void intel_step_init(struct drm_i915_private *i915)
RUNTIME_INFO(i915)->step = step;
}
+
+#define STEP_NAME_CASE(name) \
+ case STEP_##name: \
+ return #name;
+
+const char *intel_step_name(enum intel_step step)
+{
+ switch (step) {
+ STEP_NAME_LIST(STEP_NAME_CASE);
+
+ default:
+ return "**";
+ }
+}
diff --git a/drivers/gpu/drm/i915/intel_step.h b/drivers/gpu/drm/i915/intel_step.h
index 88a77159703e..f6641e2a3c77 100644
--- a/drivers/gpu/drm/i915/intel_step.h
+++ b/drivers/gpu/drm/i915/intel_step.h
@@ -15,30 +15,39 @@ struct intel_step_info {
u8 display_step;
};
+#define STEP_ENUM_VAL(name) STEP_##name,
+
+#define STEP_NAME_LIST(func) \
+ func(A0) \
+ func(A1) \
+ func(A2) \
+ func(B0) \
+ func(B1) \
+ func(B2) \
+ func(C0) \
+ func(C1) \
+ func(D0) \
+ func(D1) \
+ func(E0) \
+ func(F0) \
+ func(G0) \
+ func(H0) \
+ func(I0) \
+ func(I1) \
+ func(J0)
+
/*
* Symbolic steppings that do not match the hardware. These are valid both as gt
* and display steppings as symbolic names.
*/
enum intel_step {
STEP_NONE = 0,
- STEP_A0,
- STEP_A2,
- STEP_B0,
- STEP_B1,
- STEP_C0,
- STEP_D0,
- STEP_D1,
- STEP_E0,
- STEP_F0,
- STEP_G0,
- STEP_H0,
- STEP_I0,
- STEP_I1,
- STEP_J0,
+ STEP_NAME_LIST(STEP_ENUM_VAL)
STEP_FUTURE,
STEP_FOREVER,
};
void intel_step_init(struct drm_i915_private *i915);
+const char *intel_step_name(enum intel_step step);
#endif /* __INTEL_STEP_H__ */
--
2.32.0
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