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DIR:OUT; SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?TiNyAcrSgaHHq/8GwwUi6XCffjHLI3fxaQG3kgasJX0aZWBzejXsJHhvO8hf?= =?us-ascii?Q?7vSX+IpQIwNpIhAawafLUJZZ8ATY/TsNYd4og7e6twbLjORtVabKElziMDR2?= =?us-ascii?Q?6ktFSPnyWukv9bbpvXZ/1a8+aNy9ql5YnmEY+P10En4u91CUh7W01zNmU1fo?= =?us-ascii?Q?i0bBqLY5Y9Dj8dI7WZFmyaFihteAQ7IVmsjmHI2mPApdImfBmgRBSfXlbNuH?= =?us-ascii?Q?wpflAPJu1/Z82zPkkZNKQOCK+qY3ZVKxZHQkuUxoZ0doGBgjvXdyrrsptcqR?= =?us-ascii?Q?txh7ia2z9JbiTqDvGsbT7gkm/XceZQk7OCMvCNUzdoW8BhwPUNRUAJACRPtj?= =?us-ascii?Q?eNJXFP9V1/jOMqSNZP91j32TEjaA54ieoC98lvHVYPajgyNUHWNl+qCdT+8V?= =?us-ascii?Q?SjTyNkuqdjhwrr6zeCYP8vUHAgwLA8bXEVmaAR5MK35/g/O7uU4EtPiW9ByV?= =?us-ascii?Q?owJeZgfRzbo6V0LqdE77avfetkjDFVMKFXo30EG0zGU1iiwJLKmdMjqGOx6+?= =?us-ascii?Q?z/bZ0xwz0wOo3XaOivSA1XRFs9dCy1Sutsqtk/2ZgoOaj58b26lTq2L8sdzp?= =?us-ascii?Q?2EU+ycWNw4OqGIMVRV6V3ao4XHAXtFXbuhudfXrocsty2i3pFBseuSOSx+IK?= =?us-ascii?Q?1Dx0BEUUZC7CrI/VAf3aE/UjHGzW5CPV2qHElhgP2gEFzRkc8/vGNrDWgzjt?= =?us-ascii?Q?x7Dl/cyEIrfFdw7ArOYWC+7SP9wm1Aci5mGlwYgMDs3n4X2Vjtf3ZNz5apxO?= =?us-ascii?Q?u0pj7IaA+aqLnDjDSYDxizoumxcV2cdJhDsC6lVryDh7EA5nU4ke+byg7Tri?= =?us-ascii?Q?DSygZh3RPWwggllyNiu4mEqKJb1rIQrEn4qh3Vsn28i6ZCq7RGDs0b7cpnvX?= =?us-ascii?Q?tQRTLswWryN0e0UTCzds4BQTRPynQhOLl5Oj385oBBYhL4iF48yJtQhYi9fK?= =?us-ascii?Q?KfrGS5BYaWa0qZOSKV6J7KoZ7lKKqMz957FFyqDTnG+EABqy0zbKLxQ3V5HR?= =?us-ascii?Q?SLwbOkG0xf79XvlZUjjN990aTdJhu4gfdxJTgVw3vohiWfM74UgajtmPgHlX?= =?us-ascii?Q?AdggFg8yuSzHCW5KbQ9oFQqElRE5wNIDqXTVYg1MrPRmBhVuZCZAmSQD5qx6?= =?us-ascii?Q?FltlIYNq3HVHAjBTmt791IZc205thKsDkjvHqmbtQnV8p0lK3/iUdiVJHIrr?= =?us-ascii?Q?14h/GXzOGhb/ciW8Eenmc567sl6B0x+8QYk9QPGKJAsryAHRkXCpMgTupKRu?= =?us-ascii?Q?zE+akfm7thlmQxTt2Jk5YmxweGaQ95Jq4IjTMRc97PTIPJ+3kY+wU+Qwsa0V?= =?us-ascii?Q?JSox5/c4IPIpPhYylsv7awge+tiBOoPZYP7G4DRmQAXXa3YkAK7zq5ry9tcM?= =?us-ascii?Q?Z9Z35T40XlFRiztD3MCF4w1/eZgTxIXklfGIGDW6pLadooXR9Kncfrm4Zs/2?= =?us-ascii?Q?uPACZX6iH4omgKMQZVfBhGso3fWVVHG+GnEFR8AICj0ljHxkwfOyUSeEUIEc?= =?us-ascii?Q?F/dZ/5K0U6CA0WXLK+hm3qC/gg2L92qpmomXEycJe/95ts5cg+idXvng4UVZ?= =?us-ascii?Q?9FtmU9NBqH8QJ9KkK7eOgcbCz3fW3CKkUiVORCVKg1rHg+o4IqUbWVUXWUnV?= =?us-ascii?Q?AA=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: b0db89db-921d-40f3-d493-08dafad3c31b X-MS-Exchange-CrossTenant-AuthSource: MN0PR11MB6059.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Jan 2023 10:47:44.7895 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: G7g1Gyi68DZfYCD2P9ZwWAebBS1x3Ju3iaabgn6kouwpBbtR56nFYD9d9ANXakciglF3Ij9MXBf4PBbk09mYog== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO1PR11MB5108 X-OriginatorOrg: intel.com Subject: Re: [Intel-gfx] [PATCH 2/2] drm/i915/mtl: Add Wa_22015279794 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Thu, Jan 19, 2023 at 05:06:39PM -0800, Radhakrishna Sripada wrote: > This patch adds the workaround to disable IC prefetch. > > Original Author: Madhumitha Tolakanhalli Pradeep ditto > Signed-off-by: Radhakrishna Sripada > --- > drivers/gpu/drm/i915/gt/intel_workarounds.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c > index c52c5f9ad9ce..47ff4ca2bd61 100644 > --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c > +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c > @@ -1677,6 +1677,10 @@ xelpg_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) > IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0)) > wa_mcr_write_clr(wal, SARB_CHICKEN1, COMP_CKN_IN); > > + /* Wa_22015279794: mtl-p[a0] */ > + if (IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0)) > + wa_mcr_masked_en(wal, GEN10_CACHE_MODE_SS, > + ENABLE_PREFETCH_INTO_IC); > /* > * Unlike older platforms, we no longer setup implicit steering here; > * all MCR accesses are explicitly steered. > -- > 2.34.1 >