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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Michal Wajdeczko <michal.wajdeczko@intel.com>,
        Rodrigo Vivi <rodrigo.vivi@intel.com>,
        Anusha Srivatsa <anusha.srivatsa@intel.com>
Subject: [PATCH 4.14 109/109] drm/i915/glk: Disable Guc and HuC on GLK
Date:   Fri, 16 Mar 2018 16:24:18 +0100
Message-Id: <20180316152335.767835309@linuxfoundation.org>
In-Reply-To: <20180316152329.844663293@linuxfoundation.org>
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4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Anusha Srivatsa <anusha.srivatsa@intel.com>

commit 2afba81c7909ac259720c0d3e7616cf54d4a5368 upstream.

Since the firmwares are not yet released to public repo,
disable them on Geminilake.

v2: Remove the firmware versions (Michal)

v3: Remove unwanted defines (Rodrigo)
Correct commit message (Michal)

Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Fixes: 90f192c8241e ("drm/i915/GuC/GLK: Load GuC on GLK")
Fixes: db5ba0d8931e ("drm/i915/GLK/HuC: Load HuC on GLK")
Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1515006225-13003-1-git-send-email-anusha.srivatsa@intel.com
(cherry picked from commit a76050a4837860fcadb6ca11d69d41e08f4090d8)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/i915/intel_guc_loader.c |    9 ---------
 drivers/gpu/drm/i915/intel_huc.c        |   11 -----------
 2 files changed, 20 deletions(-)

--- a/drivers/gpu/drm/i915/intel_guc_loader.c
+++ b/drivers/gpu/drm/i915/intel_guc_loader.c
@@ -61,9 +61,6 @@
 #define KBL_FW_MAJOR 9
 #define KBL_FW_MINOR 14
 
-#define GLK_FW_MAJOR 10
-#define GLK_FW_MINOR 56
-
 #define GUC_FW_PATH(platform, major, minor) \
        "i915/" __stringify(platform) "_guc_ver" __stringify(major) "_" __stringify(minor) ".bin"
 
@@ -76,8 +73,6 @@ MODULE_FIRMWARE(I915_BXT_GUC_UCODE);
 #define I915_KBL_GUC_UCODE GUC_FW_PATH(kbl, KBL_FW_MAJOR, KBL_FW_MINOR)
 MODULE_FIRMWARE(I915_KBL_GUC_UCODE);
 
-#define I915_GLK_GUC_UCODE GUC_FW_PATH(glk, GLK_FW_MAJOR, GLK_FW_MINOR)
-
 
 static u32 get_gttype(struct drm_i915_private *dev_priv)
 {
@@ -406,10 +401,6 @@ int intel_guc_select_fw(struct intel_guc
 		guc->fw.path = I915_KBL_GUC_UCODE;
 		guc->fw.major_ver_wanted = KBL_FW_MAJOR;
 		guc->fw.minor_ver_wanted = KBL_FW_MINOR;
-	} else if (IS_GEMINILAKE(dev_priv)) {
-		guc->fw.path = I915_GLK_GUC_UCODE;
-		guc->fw.major_ver_wanted = GLK_FW_MAJOR;
-		guc->fw.minor_ver_wanted = GLK_FW_MINOR;
 	} else {
 		DRM_ERROR("No GuC firmware known for platform with GuC!\n");
 		return -ENOENT;
--- a/drivers/gpu/drm/i915/intel_huc.c
+++ b/drivers/gpu/drm/i915/intel_huc.c
@@ -52,10 +52,6 @@
 #define KBL_HUC_FW_MINOR 00
 #define KBL_BLD_NUM 1810
 
-#define GLK_HUC_FW_MAJOR 02
-#define GLK_HUC_FW_MINOR 00
-#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"
@@ -72,9 +68,6 @@ 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
@@ -171,10 +164,6 @@ void intel_huc_select_fw(struct intel_hu
 		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;