From: Nirmoy Das <nirmoy.das@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: Andrzej Hajda <andrzej.hajda@intel.com>,
Nirmoy Das <nirmoy.das@intel.com>
Subject: [Intel-gfx] [PATCH 1/2] drm/i915/gt: Do not use stolen on MTL
Date: Thu, 13 Jul 2023 17:01:41 +0200 [thread overview]
Message-ID: <20230713150142.12700-1-nirmoy.das@intel.com> (raw)
Use smem on MTL due to a HW bug in MTL that prevents
reading from stolen memory using LMEM BAR.
Cc: Oak Zeng <oak.zeng@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Andi Shyti <andi.shyti@linux.intel.com>
Cc: Andrzej Hajda <andrzej.hajda@intel.com>
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
Reviewed-by: Oak Zeng <oak.zeng@intel.com>
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
---
drivers/gpu/drm/i915/gt/intel_gt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c
index 33a61046ba58..9f64d61dd5fc 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt.c
@@ -466,7 +466,7 @@ static int intel_gt_init_scratch(struct intel_gt *gt, unsigned int size)
obj = i915_gem_object_create_lmem(i915, size,
I915_BO_ALLOC_VOLATILE |
I915_BO_ALLOC_GPU_ONLY);
- if (IS_ERR(obj))
+ if (IS_ERR(obj) && !IS_METEORLAKE(i915)) /* Wa_22018444074 */
obj = i915_gem_object_create_stolen(i915, size);
if (IS_ERR(obj))
obj = i915_gem_object_create_internal(i915, size);
--
2.39.0
next reply other threads:[~2023-07-13 15:01 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-13 15:01 Nirmoy Das [this message]
2023-07-13 15:01 ` [Intel-gfx] [PATCH v3 2/2] drm/i915/display: Do not use stolen on MTL Nirmoy Das
2023-07-13 18:25 ` [Intel-gfx] ✗ Fi.CI.SPARSE: warning for series starting with [1/2] drm/i915/gt: " Patchwork
2023-07-13 18:42 ` [Intel-gfx] ✗ Fi.CI.BAT: failure " Patchwork
2023-07-14 15:03 ` [Intel-gfx] ✗ Fi.CI.SPARSE: warning for series starting with [1/2] drm/i915/gt: Do not use stolen on MTL (rev2) Patchwork
2023-07-14 15:20 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2023-07-14 16:37 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
-- strict thread matches above, loose matches on Subject: below --
2023-07-11 22:06 [Intel-gfx] [PATCH 1/2] drm/i915/gt: Do not use stolen on MTL Nirmoy Das
2023-06-30 17:01 Nirmoy Das
2023-07-04 15:01 ` Zeng, Oak
2023-07-04 15:31 ` Nirmoy Das
2023-07-04 15:41 ` Zeng, Oak
2023-07-11 14:50 ` Andi Shyti
2023-07-05 9:51 ` Andrzej Hajda
2023-07-11 14:48 ` Andi Shyti
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20230713150142.12700-1-nirmoy.das@intel.com \
--to=nirmoy.das@intel.com \
--cc=andrzej.hajda@intel.com \
--cc=intel-gfx@lists.freedesktop.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.