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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, Junwei Zhang <Jerry.Zhang@amd.com>,
        Evan Quan <evan.quan@amd.com>,
        Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH 4.14 56/67] drm/amdgpu: update mc firmware image for polaris12 variants
Date:   Tue, 11 Dec 2018 16:41:56 +0100
Message-Id: <20181211151633.213649585@linuxfoundation.org>
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4.14-stable review patch.  If anyone has any objections, please let me know.

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

From: Junwei Zhang <Jerry.Zhang@amd.com>

commit d7fd67653f847327e545bdb198b901ee124afd7c upstream.

Some new variants require updated firmware.

Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c |   10 ++++++++++
 1 file changed, 10 insertions(+)

--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -52,6 +52,7 @@ MODULE_FIRMWARE("amdgpu/tonga_mc.bin");
 MODULE_FIRMWARE("amdgpu/polaris11_mc.bin");
 MODULE_FIRMWARE("amdgpu/polaris10_mc.bin");
 MODULE_FIRMWARE("amdgpu/polaris12_mc.bin");
+MODULE_FIRMWARE("amdgpu/polaris12_k_mc.bin");
 
 static const u32 golden_settings_tonga_a11[] =
 {
@@ -226,6 +227,15 @@ static int gmc_v8_0_init_microcode(struc
 		break;
 	case CHIP_POLARIS12:
 		chip_name = "polaris12";
+		if (((adev->pdev->device == 0x6987) &&
+		     ((adev->pdev->revision == 0xc0) ||
+		      (adev->pdev->revision == 0xc3))) ||
+		    ((adev->pdev->device == 0x6981) &&
+		     ((adev->pdev->revision == 0x00) ||
+		      (adev->pdev->revision == 0x01) ||
+		      (adev->pdev->revision == 0x10)))) {
+			chip_name = "polaris12_k";
+		}
 		break;
 	case CHIP_FIJI:
 	case CHIP_CARRIZO: