[Intel-gfx] [PATCH 2/2] linux-firmware/huc/cnl: Load HuC on Cannonlake

Anusha Srivatsa anusha.srivatsa at intel.com
Thu Mar 15 20:52:27 UTC 2018


Huc is available now for cannonlake.
Load v9.01.2678 on Cannonlake

Cc: Tomi Sarvela <tomi.p.sarvela at intel.com>
Cc: Jani Saarinen <jani.saarinen at intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa at intel.com>
---
 drivers/gpu/drm/i915/intel_huc_fw.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_huc_fw.c b/drivers/gpu/drm/i915/intel_huc_fw.c
index bb0f8b7..57e8816 100644
--- a/drivers/gpu/drm/i915/intel_huc_fw.c
+++ b/drivers/gpu/drm/i915/intel_huc_fw.c
@@ -34,6 +34,10 @@
 #define KBL_HUC_FW_MINOR 00
 #define KBL_BLD_NUM 1810
 
+#define CNL_HUC_FW_MAJOR 9
+#define CNL_HUC_FW_MINOR 01
+#define CNL_BLD_NUM 2678
+
 #define HUC_FW_PATH(platform, major, minor, bld_num) \
 	"i915/" __stringify(platform) "_huc_ver" __stringify(major) "_" \
 	__stringify(minor) "_" __stringify(bld_num) ".bin"
@@ -50,6 +54,10 @@ MODULE_FIRMWARE(I915_BXT_HUC_UCODE);
 	KBL_HUC_FW_MINOR, KBL_BLD_NUM)
 MODULE_FIRMWARE(I915_KBL_HUC_UCODE);
 
+#define I915_CNL_HUC_UCODE HUC_FW_PATH(cnl, CNL_HUC_FW_MAJOR, \
+	CNL_HUC_FW_MINOR, CNL_BLD_NUM)
+MODULE_FIRMWARE(I915_CNL_HUC_UCODE);
+
 static void huc_fw_select(struct intel_uc_fw *huc_fw)
 {
 	struct intel_huc *huc = container_of(huc_fw, struct intel_huc, fw);
@@ -76,6 +84,10 @@ static void huc_fw_select(struct intel_uc_fw *huc_fw)
 		huc_fw->path = I915_KBL_HUC_UCODE;
 		huc_fw->major_ver_wanted = KBL_HUC_FW_MAJOR;
 		huc_fw->minor_ver_wanted = KBL_HUC_FW_MINOR;
+	} else if (IS_CANNONLAKE(dev_priv)) {
+		huc_fw->path = I915_CNL_HUC_UCODE;
+		huc_fw->major_ver_wanted = CNL_HUC_FW_MAJOR;
+		huc_fw->minor_ver_wanted = CNL_HUC_FW_MINOR;
 	} else {
 		DRM_WARN("%s: No firmware known for this platform!\n",
 			 intel_uc_fw_type_repr(huc_fw->type));
-- 
2.7.4



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