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authorMichel Dänzer <michel.daenzer@amd.com>2015-10-28 17:53:27 +0900
committerMichel Dänzer <michel@daenzer.net>2015-10-30 18:33:22 +0900
commit8e7ee03f55c2f3874f6e84daeb5700f8b8037a51 (patch)
tree1524004514b06429a0ef938bba22f887eba7c7a9
parent6bab8fabb37eb131e131ce59446c214ded28f779 (diff)
Remove amdgpu_reference_drm_fd
Increase pAMDGPUEnt->fd_ref in the probe code instead when we're reusing the existing fd. The previous reference counting was imbalanced, so pAMDGPUEnt->fd_ref could never go to 0. Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
-rw-r--r--src/amdgpu_kms.c9
-rw-r--r--src/amdgpu_probe.c2
2 files changed, 2 insertions, 9 deletions
diff --git a/src/amdgpu_kms.c b/src/amdgpu_kms.c
index 7861cf6..5e17525 100644
--- a/src/amdgpu_kms.c
+++ b/src/amdgpu_kms.c
@@ -624,13 +624,6 @@ static Bool AMDGPUPreInitChipType_KMS(ScrnInfoPtr pScrn)
return TRUE;
}
-static void amdgpu_reference_drm_fd(ScrnInfoPtr pScrn)
-{
- AMDGPUEntPtr pAMDGPUEnt = AMDGPUEntPriv(pScrn);
-
- pAMDGPUEnt->fd_ref++;
-}
-
static Bool amdgpu_get_tile_config(ScrnInfoPtr pScrn)
{
AMDGPUInfoPtr info = AMDGPUPTR(pScrn);
@@ -767,8 +760,6 @@ Bool AMDGPUPreInit_KMS(ScrnInfoPtr pScrn, int flags)
if (!AMDGPUPreInitChipType_KMS(pScrn))
goto fail;
- amdgpu_reference_drm_fd(pScrn);
-
info->dri2.available = FALSE;
info->dri2.enabled = FALSE;
info->dri2.pKernelDRMVersion = drmGetVersion(pAMDGPUEnt->fd);
diff --git a/src/amdgpu_probe.c b/src/amdgpu_probe.c
index 61605b9..e4f5c75 100644
--- a/src/amdgpu_probe.c
+++ b/src/amdgpu_probe.c
@@ -245,6 +245,7 @@ static Bool amdgpu_get_scrninfo(int entity_num, struct pci_device *pci_dev)
}
} else {
pAMDGPUEnt = pPriv->ptr;
+ pAMDGPUEnt->fd_ref++;
}
xf86SetEntityInstanceForScreen(pScrn, pEnt->index,
@@ -360,6 +361,7 @@ amdgpu_platform_probe(DriverPtr pDriver,
}
} else {
pAMDGPUEnt = pPriv->ptr;
+ pAMDGPUEnt->fd_ref++;
}
pAMDGPUEnt->platform_dev = dev;