linux-kernel - [PATCH 4.4 179/342] drm/amdgpu: iceland use CI based MC IP

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Date:	Tue, 01 Mar 2016 23:54:59 +0000
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	<linux-kernel@...r.kernel.org>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	<stable@...r.kernel.org>,
	Christian König <christian.koenig@....com>,
	Alex Deucher <alexander.deucher@....com>,
	Ken Wang <Qingqing.Wang@....com>
Subject: [PATCH 4.4 179/342] drm/amdgpu: iceland use CI based MC IP

4.4-stable review patch.  If anyone has any objections, please let me know.

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

From: Ken Wang <Qingqing.Wang@....com>

commit 429c45deae6e57f1bb91bfb05b671063fb0cef60 upstream.

Reviewed-by: Christian König <christian.koenig@....com>
Reviewed-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Ken Wang <Qingqing.Wang@....com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c |   10 +++++++++-
 drivers/gpu/drm/amd/amdgpu/vi.c       |    7 ++++---
 2 files changed, 13 insertions(+), 4 deletions(-)

--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -42,6 +42,7 @@ static void gmc_v7_0_set_irq_funcs(struc
 
 MODULE_FIRMWARE("radeon/bonaire_mc.bin");
 MODULE_FIRMWARE("radeon/hawaii_mc.bin");
+MODULE_FIRMWARE("amdgpu/topaz_mc.bin");
 
 /**
  * gmc8_mc_wait_for_idle - wait for MC idle callback.
@@ -132,13 +133,20 @@ static int gmc_v7_0_init_microcode(struc
 	case CHIP_HAWAII:
 		chip_name = "hawaii";
 		break;
+	case CHIP_TOPAZ:
+		chip_name = "topaz";
+		break;
 	case CHIP_KAVERI:
 	case CHIP_KABINI:
 		return 0;
 	default: BUG();
 	}
 
-	snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
+	if(adev->asic_type == CHIP_TOPAZ)
+		snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mc.bin", chip_name);
+	else
+		snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
+
 	err = request_firmware(&adev->mc.fw, fw_name, adev->dev);
 	if (err)
 		goto out;
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -60,6 +60,7 @@
 #include "vi.h"
 #include "vi_dpm.h"
 #include "gmc_v8_0.h"
+#include "gmc_v7_0.h"
 #include "gfx_v8_0.h"
 #include "sdma_v2_4.h"
 #include "sdma_v3_0.h"
@@ -1128,10 +1129,10 @@ static const struct amdgpu_ip_block_vers
 	},
 	{
 		.type = AMD_IP_BLOCK_TYPE_GMC,
-		.major = 8,
-		.minor = 0,
+		.major = 7,
+		.minor = 4,
 		.rev = 0,
-		.funcs = &gmc_v8_0_ip_funcs,
+		.funcs = &gmc_v7_0_ip_funcs,
 	},
 	{
 		.type = AMD_IP_BLOCK_TYPE_IH,