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drm/i915/gvt: add/modify interfaces for flag F_CMD_ACCESS

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flag F_CMD_ACCESS represents whether an MMIO is able to be accessed by
GPU commands.
In this patch,
1. add interface to set this flag
2. rename intel_gvt_mmio_is_cmd_access() to
intel_gvt_mmio_is_cmd_accessible() and update its description message.

Reviewed-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Yan Zhao <yan.y.zhao@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20200811070233.3387-1-yan.y.zhao@intel.com
This commit is contained in:
Yan Zhao
2020-08-11 15:02:33 +08:00
committed by Zhenyu Wang
parent a6c5817a38
commit 7e93a0806f
2 changed files with 19 additions and 4 deletions
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2
drivers/gpu/drm/i915/gvt/cmd_parser.c
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@@ -936,7 +936,7 @@ static int cmd_reg_handler(struct parser_exec_state *s,
return -EFAULT;
}
if (!intel_gvt_mmio_is_cmd_access(gvt, offset)) {
if (!intel_gvt_mmio_is_cmd_accessible(gvt, offset)) {
gvt_vgpu_err("%s access to non-render register (%x)\n",
cmd, offset);
return -EBADRQC;