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From: "Zbigniew Kempczyński" <zbigniew.kempczynski@intel.com>
To: igt-dev@lists.freedesktop.org
Subject: [igt-dev] [PATCH i-g-t v8 14/16] lib/intel_batchbuffer: change alignment constraints on gen4
Date: Mon, 27 Jul 2020 13:44:10 +0200	[thread overview]
Message-ID: <20200727114412.5101-15-zbigniew.kempczynski@intel.com> (raw)
In-Reply-To: <20200727114412.5101-1-zbigniew.kempczynski@intel.com>

Gen4 requires bigger alignment on tiled buffers. Change to 0x8000
(similar relocation code does for gen4).

Signed-off-by: Zbigniew Kempczyński <zbigniew.kempczynski@intel.com>
---
 lib/intel_batchbuffer.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/intel_batchbuffer.c b/lib/intel_batchbuffer.c
index 3ae369b7..e2cfcbbd 100644
--- a/lib/intel_batchbuffer.c
+++ b/lib/intel_batchbuffer.c
@@ -1578,6 +1578,12 @@ intel_bb_add_intel_buf(struct intel_bb *ibb, struct intel_buf *buf, bool write)
 		obj->alignment = 0x10000;
 	}
 
+	/* For gen4 ensure tiled buffers are aligned to 0x8000 */
+	if (ibb->gen == 4 && buf->tiling) {
+		obj->offset &= ~(0x8000 - 1);
+		obj->alignment = 0x8000;
+	}
+
 	/* Update address in intel_buf buffer */
 	buf->addr.offset = obj->offset;
 
-- 
2.26.0

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  parent reply	other threads:[~2020-07-27 11:44 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-27 11:43 [igt-dev] [PATCH i-g-t v8 00/16] Remove libdrm in rendercopy Zbigniew Kempczyński
2020-07-27 11:43 ` [igt-dev] [PATCH i-g-t v8 01/16] lib/intel_bufops: add mapping on cpu / device Zbigniew Kempczyński
2020-07-27 11:43 ` [igt-dev] [PATCH i-g-t v8 02/16] lib/intel_batchbuffer: add new functions to support rendercopy Zbigniew Kempczyński
2020-07-27 11:43 ` [igt-dev] [PATCH i-g-t v8 03/16] tests/gem_caching: adopt to batch flush function cleanup Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 04/16] lib/rendercopy: remove libdrm dependency Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 05/16] tests/api_intel_bb: add render tests Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 06/16] lib/intel_batchbuffer: use canonical addresses for 48bit ppgtt Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 07/16] lib/igt_draw: remove libdrm dependency Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 08/16] lib/igt_fb: Removal of " Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 09/16] tests/gem|kms: remove libdrm dependency (batch 1) Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 10/16] tests/gem|kms: remove libdrm dependency (batch 2) Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 11/16] tools/intel_residency: adopt intel_residency to use bufops Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 12/16] tests/perf: remove libdrm dependency for rendercopy Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 13/16] lib/intel_batchbuffer: dump bb to base64 Zbigniew Kempczyński
2020-07-27 11:44 ` Zbigniew Kempczyński [this message]
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 15/16] tests/api_intel_bb: base64 dumping code Zbigniew Kempczyński
2020-07-27 11:44 ` [igt-dev] [PATCH i-g-t v8 16/16] HAX: run rendercopy tests Zbigniew Kempczyński
2020-07-27 12:46 ` [igt-dev] ✗ Fi.CI.BAT: failure for Remove libdrm in rendercopy (rev8) Patchwork

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