With all platforms having the tepping info in intel_step.c,
it makes no sense to maintain a separate lookup table
in intel_dmc.c Let modify intel_Get_stepping_info()
to grab stepping info from the central location towards
which everything is moving.
Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_dmc.c | 51 +++++-------------------
1 file changed, 9 insertions(+), 42 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c
index f8789d4543bf..895bee8f9782 100644
--- a/drivers/gpu/drm/i915/display/intel_dmc.c
+++ b/drivers/gpu/drm/i915/display/intel_dmc.c
@@ -247,50 +247,16 @@ bool intel_dmc_has_payload(struct drm_i915_private *i915)
return i915->dmc.dmc_info[DMC_FW_MAIN].payload;
}
-static const struct stepping_info skl_stepping_info[] = {
- {'A', '0'}, {'B', '0'}, {'C', '0'},
- {'D', '0'}, {'E', '0'}, {'F', '0'},
- {'G', '0'}, {'H', '0'}, {'I', '0'},
- {'J', '0'}, {'K', '0'}
-};
-
-static const struct stepping_info bxt_stepping_info[] = {
- {'A', '0'}, {'A', '1'}, {'A', '2'},
- {'B', '0'}, {'B', '1'}, {'B', '2'}
-};
-
-static const struct stepping_info icl_stepping_info[] = {
- {'A', '0'}, {'A', '1'}, {'A', '2'},
- {'B', '0'}, {'B', '2'},
- {'C', '0'}
-};
-
-static const struct stepping_info no_stepping_info = { '*', '*' };
-
static const struct stepping_info *
-intel_get_stepping_info(struct drm_i915_private *dev_priv)
+intel_get_stepping_info(struct drm_i915_private *dev_priv,
+ struct stepping_info *si)
{
- const struct stepping_info *si;
- unsigned int size;
-
- if (IS_ICELAKE(dev_priv)) {
- size = ARRAY_SIZE(icl_stepping_info);
- si = icl_stepping_info;
- } else if (IS_SKYLAKE(dev_priv)) {
- size = ARRAY_SIZE(skl_stepping_info);
- si = skl_stepping_info;
- } else if (IS_BROXTON(dev_priv)) {
- size = ARRAY_SIZE(bxt_stepping_info);
- si = bxt_stepping_info;
- } else {
- size = 0;
- si = NULL;
- }
-
- if (INTEL_REVID(dev_priv) < size)
- return si + INTEL_REVID(dev_priv);
+ struct intel_step_info step = RUNTIME_INFO(dev_priv)->step;
+ const char *step_name = intel_step_name(step.display_step);
- return &no_stepping_info;
+ si->stepping = step_name[0];
+ si->substepping = step_name[1];
+ return si;
}
static void gen9_set_dc_state_debugmask(struct drm_i915_private *dev_priv)
@@ -616,7 +582,8 @@ static void parse_dmc_fw(struct drm_i915_private *dev_priv,
struct intel_package_header *package_header;
struct intel_dmc_header_base *dmc_header;
struct intel_dmc *dmc = &dev_priv->dmc;
- const struct stepping_info *si = intel_get_stepping_info(dev_priv);
+ struct stepping_info display_info = { '*', '*'};
+ const struct stepping_info *si = intel_get_stepping_info(dev_priv, &display_info);
u32 readcount = 0;
u32 r, offset;
int id;
--
2.32.0
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