From 7569bf95310e8835adf85661f2f94fecb3653b35 Mon Sep 17 00:00:00 2001 From: Jyoti Yadav Date: Wed, 5 Sep 2018 13:42:27 -0400 Subject: [PATCH] drm/i915/csr: Added ICL Stepping info As DMC Package contain DMC FW for multiple steppings including default stepping. This patch will help to load FW for that particular stepping, if FW for that stepping is available, instead of loading default FW. v2 : Fix formatting issue. Signed-off-by: Jyoti Yadav Reviewed-by: Imre Deak Signed-off-by: Imre Deak Link: https://patchwork.freedesktop.org/patch/msgid/1536169347-31326-1-git-send-email-jyoti.r.yadav@intel.com --- drivers/gpu/drm/i915/intel_csr.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c index 735ce3ed3159..e4e310b0ef78 100644 --- a/drivers/gpu/drm/i915/intel_csr.c +++ b/drivers/gpu/drm/i915/intel_csr.c @@ -191,6 +191,12 @@ static const struct stepping_info bxt_stepping_info[] = { {'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 * @@ -199,7 +205,10 @@ intel_get_stepping_info(struct drm_i915_private *dev_priv) const struct stepping_info *si; unsigned int size; - if (IS_SKYLAKE(dev_priv)) { + 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)) { -- 2.11.0