Hello All:
This is patch 5 of the 5 patches. It's based on
2.6.32-rc3+patch1+patch2+patch3+patch4. It adds verification for video command
flush.
1 file has been modified for this patch.
Sign-off by Bruce C. Chang <[email protected]>
diff -Nur linux-2.6.32-rc3-old/drivers/gpu/drm/via/via_dma.c
linux-2.6.32-rc3-new/drivers/gpu/drm/via/via_dma.c
--- linux-2.6.32-rc3-old/drivers/gpu/drm/via/via_dma.c 2009-10-08
10:19:59.000000000 +0800
+++ linux-2.6.32-rc3-new/drivers/gpu/drm/via/via_dma.c 2009-10-08
10:20:08.000000000 +0800
@@ -419,7 +419,7 @@
u32 pause_addr, pause_addr_hi, pause_addr_lo;
u32 *cur_virtual;
u32 command;
- int i = 0;
+ int i = 0, ret;
struct drm_local_map map;
LOCK_TEST_WITH_RETURN(dev, file_priv);
@@ -499,6 +499,10 @@
}
}
+ ret = via_verify_command_stream((uint32_t *) map.handle,
+ cmdbuf_info.cmd_size, dev, 1);
+ if (ret)
+ return ret;
cur_virtual = map.handle + cmdbuf_info.cmd_size;
VIA_OUT_VIDEO_AGP_BUFFER(HC_HEADER2 | ((VIA_REG_TRANSET >> 2) << 12) |
Thanks and Best regards
=================================================
Bruce C. Chang(張祖明)
VIA Technologies, Inc.
Address: 1F, 531, Chung-Cheng Road, Hsin-Tien, 231 Taipei
Tel: +886-2-22185452 Ext 7323
Mobile: +886-968343824
Fax: +886-2-22186282
Skype: Bruce.C.Chang
Email: [email protected]
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