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| author | Zhao Yan <yan.y.zhao@intel.com> | 2018-08-01 07:15:48 +0300 |
|---|---|---|
| committer | Zhenyu Wang <zhenyuw@linux.intel.com> | 2018-08-14 10:26:39 +0300 |
| commit | 8d458ea0ec331adb4c829289e9a56c97d3c1e542 (patch) | |
| tree | 6222f71c839e253207993a48e5f2a0f5e9576e91 /drivers/gpu/drm/i915 | |
| parent | d6c6113bfe19af514128163a6d176437d45b7325 (diff) | |
| download | linux-8d458ea0ec331adb4c829289e9a56c97d3c1e542.tar.xz | |
drm/i915/gvt: return error on cmd access
If a register is not cmd accessible, should not just print error
message. Return error here so as not to deliver this cmd.
v2: return -EBADRQC to align with return value elsewhere. (kevin tian)
Signed-off-by: Zhao Yan <yan.y.zhao@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/cmd_parser.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 45e89b1e0481..a614db310ea2 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -874,7 +874,7 @@ static int cmd_reg_handler(struct parser_exec_state *s, if (!intel_gvt_mmio_is_cmd_access(gvt, offset)) { gvt_vgpu_err("%s access to non-render register (%x)\n", cmd, offset); - return 0; + return -EBADRQC; } if (is_shadowed_mmio(offset)) { |