[Intel-gfx] [PATCH] drm/i915: Fix semaphore_seqno and semaphore_mboxes sizes

2014-07-17 Thread Rodrigo Vivi
Otherwise some iteractions depending on the current number of active rings 
could overflow.

Cc: Ben Widawsky benjamin.widaw...@intel.com
Signed-off-by: Rodrigo Vivi rodrigo.v...@intel.com
---
 drivers/gpu/drm/i915/i915_drv.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 2b8308d..190f0e5 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -342,7 +342,7 @@ struct drm_i915_error_state {
u32 cpu_ring_head;
u32 cpu_ring_tail;
 
-   u32 semaphore_seqno[I915_NUM_RINGS - 1];
+   u32 semaphore_seqno[I915_NUM_RINGS];
 
/* Register state */
u32 tail;
@@ -361,7 +361,7 @@ struct drm_i915_error_state {
u32 fault_reg;
u64 faddr;
u32 rc_psmi; /* sleep state */
-   u32 semaphore_mboxes[I915_NUM_RINGS - 1];
+   u32 semaphore_mboxes[I915_NUM_RINGS];
 
struct drm_i915_error_object {
int page_count;
-- 
1.9.3

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Re: [Intel-gfx] [PATCH] drm/i915: Fix semaphore_seqno and semaphore_mboxes sizes

2014-07-17 Thread Rodrigo Vivi
just ignore this one..


On Thu, Jul 17, 2014 at 5:00 AM, Rodrigo Vivi rodrigo.v...@intel.com
wrote:

 Otherwise some iteractions depending on the current number of active rings
 could overflow.

 Cc: Ben Widawsky benjamin.widaw...@intel.com
 Signed-off-by: Rodrigo Vivi rodrigo.v...@intel.com
 ---
  drivers/gpu/drm/i915/i915_drv.h | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

 diff --git a/drivers/gpu/drm/i915/i915_drv.h
 b/drivers/gpu/drm/i915/i915_drv.h
 index 2b8308d..190f0e5 100644
 --- a/drivers/gpu/drm/i915/i915_drv.h
 +++ b/drivers/gpu/drm/i915/i915_drv.h
 @@ -342,7 +342,7 @@ struct drm_i915_error_state {
 u32 cpu_ring_head;
 u32 cpu_ring_tail;

 -   u32 semaphore_seqno[I915_NUM_RINGS - 1];
 +   u32 semaphore_seqno[I915_NUM_RINGS];

 /* Register state */
 u32 tail;
 @@ -361,7 +361,7 @@ struct drm_i915_error_state {
 u32 fault_reg;
 u64 faddr;
 u32 rc_psmi; /* sleep state */
 -   u32 semaphore_mboxes[I915_NUM_RINGS - 1];
 +   u32 semaphore_mboxes[I915_NUM_RINGS];

 struct drm_i915_error_object {
 int page_count;
 --
 1.9.3

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-- 
Rodrigo Vivi
Blog: http://blog.vivi.eng.br
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