[Intel-gfx] [PATCH 2/2] drm/i915/GLK/HuC: Load HuC on GLK

Anusha Srivatsa anusha.srivatsa at intel.com
Thu Mar 30 20:24:07 UTC 2017


Load HuC version 1.07.1748 on GLK.

v2: rebased.
v3: Use name of the right platform(John Spotswood)
v4: rebased.

Cc: Jeff Mcgee <jeff.mcgee at intel.com>
Cc: John Spotswood <john.a.spotswood 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.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_huc.c b/drivers/gpu/drm/i915/intel_huc.c
index 7af900b..ea2b325 100644
--- a/drivers/gpu/drm/i915/intel_huc.c
+++ b/drivers/gpu/drm/i915/intel_huc.c
@@ -52,6 +52,10 @@
 #define KBL_HUC_FW_MINOR 00
 #define KBL_BLD_NUM 1810
 
+#define GLK_HUC_FW_MAJOR 01
+#define GLK_HUC_FW_MINOR 07
+#define GLK_BLD_NUM 1748
+
 #define HUC_FW_PATH(platform, major, minor, bld_num) \
 	"i915/" __stringify(platform) "_huc_ver" __stringify(major) "_" \
 	__stringify(minor) "_" __stringify(bld_num) ".bin"
@@ -68,6 +72,9 @@ MODULE_FIRMWARE(I915_BXT_HUC_UCODE);
 	KBL_HUC_FW_MINOR, KBL_BLD_NUM)
 MODULE_FIRMWARE(I915_KBL_HUC_UCODE);
 
+#define I915_GLK_HUC_UCODE HUC_FW_PATH(glk, GLK_HUC_FW_MAJOR, \
+	GLK_HUC_FW_MINOR, GLK_BLD_NUM)
+
 /**
  * huc_ucode_xfer() - DMA's the firmware
  * @dev_priv: the drm_i915_private device
@@ -169,6 +176,10 @@ void intel_huc_select_fw(struct intel_huc *huc)
 		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_GEMINILAKE(dev_priv)) {
+		huc->fw.path = I915_GLK_HUC_UCODE;
+		huc->fw.major_ver_wanted = GLK_HUC_FW_MAJOR;
+		huc->fw.minor_ver_wanted = GLK_HUC_FW_MINOR;
 	} else {
 		DRM_ERROR("No HuC firmware known for platform with HuC!\n");
 		return;
-- 
2.7.4



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