public inbox for intel-gfx@lists.freedesktop.org
 help / color / mirror / Atom feed
* [PATCH] drm/i915: Fix cmdparser STORE/LOAD command descriptors
@ 2015-09-02 11:29 Chris Wilson
  2015-09-03 10:06 ` Arun Siluvery
  0 siblings, 1 reply; 4+ messages in thread
From: Chris Wilson @ 2015-09-02 11:29 UTC (permalink / raw)
  To: intel-gfx; +Cc: Mika Kuoppala, Daniel Vetter

Fixes regression from
commit f1afe24f0e736b9d7f2275e2b1504af3fe612f2a
Author: Arun Siluvery <arun.siluvery@linux.intel.com>
Date:   Tue Aug 4 16:22:20 2015 +0100

    drm/i915: Change SRM, LRM instructions to use correct length

which forgot to account for the length bias when declaring the fixed
length.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=91844
Reported-by: Andreas Reis <andreas.reis@gmail.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Dave Gordon <david.s.gordon@intel.com>
Cc: Arun Siluvery <arun.siluvery@linux.intel.com>
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
---
 drivers/gpu/drm/i915/i915_cmd_parser.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c
index ad7d7ab76d3f..09932cab1a3f 100644
--- a/drivers/gpu/drm/i915/i915_cmd_parser.c
+++ b/drivers/gpu/drm/i915/i915_cmd_parser.c
@@ -124,14 +124,14 @@ static const struct drm_i915_cmd_descriptor common_cmds[] = {
 	CMD(  MI_STORE_DWORD_INDEX,             SMI,   !F,  0xFF,   R  ),
 	CMD(  MI_LOAD_REGISTER_IMM(1),          SMI,   !F,  0xFF,   W,
 	      .reg = { .offset = 1, .mask = 0x007FFFFC, .step = 2 }    ),
-	CMD(  MI_STORE_REGISTER_MEM,            SMI,    F,  1,     W | B,
+	CMD(  MI_STORE_REGISTER_MEM,            SMI,    F,  3,     W | B,
 	      .reg = { .offset = 1, .mask = 0x007FFFFC },
 	      .bits = {{
 			.offset = 0,
 			.mask = MI_GLOBAL_GTT,
 			.expected = 0,
 	      }},						       ),
-	CMD(  MI_LOAD_REGISTER_MEM,             SMI,    F,  1,     W | B,
+	CMD(  MI_LOAD_REGISTER_MEM,             SMI,    F,  3,     W | B,
 	      .reg = { .offset = 1, .mask = 0x007FFFFC },
 	      .bits = {{
 			.offset = 0,
-- 
2.5.1

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2015-09-04  8:40 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2015-09-02 11:29 [PATCH] drm/i915: Fix cmdparser STORE/LOAD command descriptors Chris Wilson
2015-09-03 10:06 ` Arun Siluvery
2015-09-03 12:10   ` Mika Kuoppala
2015-09-04  8:43   ` Daniel Vetter

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox