Added stepping info in intel_csr.c which is required to extract
specific firmware from packaged dmc firmware.
Stepping info is aligned with current bspec info.
Cc: Vetter, Daniel <daniel.vetter@xxxxxxxxx>
Cc: Damien Lespiau <damien.lespiau@xxxxxxxxx>
Cc: Imre Deak <imre.deak@xxxxxxxxx>
Cc: Sunil Kamath <sunil.kamath@xxxxxxxxx>
Signed-off-by: Animesh Manna <animesh.manna@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_csr.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
index c89b9ce..06b46b1 100644
--- a/drivers/gpu/drm/i915/intel_csr.c
+++ b/drivers/gpu/drm/i915/intel_csr.c
@@ -167,11 +167,19 @@ static const struct stepping_info skl_stepping_info[] = {
{'G', '0'}, {'H', '0'}, {'I', '0'}
};
+static struct stepping_info bxt_stepping_info[] = {
+ {'A', '0'}, {'A', '1'}, {'A', '2'},
+ {'B', '0'}, {'B', '1'}, {'B', '2'}
+};
+
static char intel_get_stepping(struct drm_device *dev)
{
if (IS_SKYLAKE(dev) && (dev->pdev->revision <
ARRAY_SIZE(skl_stepping_info)))
return skl_stepping_info[dev->pdev->revision].stepping;
+ else if (IS_BROXTON(dev) && (dev->pdev->revision <
+ ARRAY_SIZE(bxt_stepping_info)))
+ return bxt_stepping_info[dev->pdev->revision].stepping;
else
return -ENODATA;
}
@@ -181,6 +189,9 @@ static char intel_get_substepping(struct drm_device *dev)
if (IS_SKYLAKE(dev) && (dev->pdev->revision <
ARRAY_SIZE(skl_stepping_info)))
return skl_stepping_info[dev->pdev->revision].substepping;
+ else if (IS_BROXTON(dev) && (dev->pdev->revision <
+ ARRAY_SIZE(bxt_stepping_info)))
+ return bxt_stepping_info[dev->pdev->revision].substepping;
else
return -ENODATA;
}
--
2.0.2
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