Re: [Intel-gfx] [PATCH 2/2] drm/i915/dmc: Change intel_get_stepping_info()
On Wed, Jul 14, 2021 at 10:05:07PM -0700, Anusha Srivatsa wrote:
Lets use RUNTIME_INFO->step since all platforms now have their
stepping info in intel_step.c. This makes intel_get_stepping_info()
a lot simpler.
Cc: Lucas De Marchi
Signed-off-by: Anusha Srivatsa
Given the patches from Matt were applied:
Reviewed-by: Lucas De Marchi
thanks
Lucas De Marchi
---
drivers/gpu/drm/i915/display/intel_dmc.c | 50
1 file changed, 8 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..1f6c32932331 100644
--- a/drivers/gpu/drm/i915/display/intel_dmc.c
+++ b/drivers/gpu/drm/i915/display/intel_dmc.c
@@ -247,50 +247,15 @@ 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 *i915,
+ 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);
+ const char *step_name =
intel_step_name(RUNTIME_INFO(i915)->step.display_step);
- return _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 +581,8 @@ 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 = _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,
_info);
u32 readcount = 0;
u32 r, offset;
int id;
--
2.32.0
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[Intel-gfx] [PATCH 2/2] drm/i915/dmc: Change intel_get_stepping_info()
Lets use RUNTIME_INFO->step since all platforms now have their
stepping info in intel_step.c. This makes intel_get_stepping_info()
a lot simpler.
Cc: Lucas De Marchi
Signed-off-by: Anusha Srivatsa
---
drivers/gpu/drm/i915/display/intel_dmc.c | 50
1 file changed, 8 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..1f6c32932331 100644
--- a/drivers/gpu/drm/i915/display/intel_dmc.c
+++ b/drivers/gpu/drm/i915/display/intel_dmc.c
@@ -247,50 +247,15 @@ 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 *i915,
+ 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);
+ const char *step_name =
intel_step_name(RUNTIME_INFO(i915)->step.display_step);
- return _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 +581,8 @@ 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 = _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,
_info);
u32 readcount = 0;
u32 r, offset;
int id;
--
2.32.0
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