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authorGustavo Diaz Prado <x0083741@ti.com>2011-05-31 09:25:16 +0100
committerAndy Green <andy.green@linaro.org>2011-05-31 11:06:50 +0100
commit7e0942c87b248c3d2102becf6726cf7b8f7dfd6d (patch)
tree072a1874afb54177386e467df8a7b4f84de44de4
parent3ad3136136646d2d4801948170b98509dacffc9d (diff)
SGX-KM: OMAPLFB: CommandComplete missed calls
When the suspend/resume mechanism is exercised too fast, a call to command complete can be missed. This change fixes a problem with the command complete flag being incorrectly set to true when the command complete was not performed. This inconsistency can cause the GPU driver to stall. Change-Id: Icc96e3f12d7e8e4ba3b8a0dd2ac25e4121820f07 Signed-off-by: Rodrigo Obregon <robregon@ti.com> Signed-off-by: Gustavo Diaz Prado <x0083741@ti.com>
-rw-r--r--drivers/gpu/pvr/omaplfb/omaplfb_displayclass.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/pvr/omaplfb/omaplfb_displayclass.c b/drivers/gpu/pvr/omaplfb/omaplfb_displayclass.c
index 0afff5460bd..3434d049424 100644
--- a/drivers/gpu/pvr/omaplfb/omaplfb_displayclass.c
+++ b/drivers/gpu/pvr/omaplfb/omaplfb_displayclass.c
@@ -1056,7 +1056,7 @@ static void OMAPLFBSyncIHandler(struct work_struct *work)
psSwapChain->ulRemoveIndex++;
if (psSwapChain->ulRemoveIndex > ulMaxIndex)
psSwapChain->ulRemoveIndex = 0;
- psFlipItem->bCmdCompleted = OMAP_FALSE;
+
psFlipItem->bFlipped = OMAP_FALSE;
psFlipItem->bValid = OMAP_FALSE;
@@ -1162,6 +1162,7 @@ static IMG_BOOL ProcessFlip(IMG_HANDLE hCmdCookie,
(unsigned long)psFlipCmd->ui32SwapInterval;
psFlipItem->sSysAddr = &psBuffer->sSysAddr;
psFlipItem->bValid = OMAP_TRUE;
+ psFlipItem->bCmdCompleted = OMAP_FALSE;
psSwapChain->ulInsertIndex++;
if(psSwapChain->ulInsertIndex > ulMaxIndex)