From: Brad Volkin <bradley.d.volkin@xxxxxxxxx>
These commands allow userspace to affect global state.
OTC-Tracker: AXIA-4631
Change-Id: I80a22c9cd83181790d2a9064e70ea09326691b66
Signed-off-by: Brad Volkin <bradley.d.volkin@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_cmd_parser.c | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c
index 99d15f3..8ee4cda 100644
--- a/drivers/gpu/drm/i915/i915_cmd_parser.c
+++ b/drivers/gpu/drm/i915/i915_cmd_parser.c
@@ -47,6 +47,7 @@
#define SMFX STD_MFX_OPCODE_MASK
#define F CMD_DESC_FIXED
#define S CMD_DESC_SKIP
+#define R CMD_DESC_REJECT
/* Command Mask Fixed Len Action
---------------------------------------------------------- */
@@ -57,10 +58,11 @@ static const struct drm_i915_cmd_descriptor common_cmds[] = {
CMD( MI_ARB_CHECK, SMI, F, 1, S ),
CMD( MI_REPORT_HEAD, SMI, F, 1, S ),
CMD( MI_SUSPEND_FLUSH, SMI, F, 1, S ),
- CMD( MI_SEMAPHORE_MBOX, SMI, !F, 0xFF, S ),
+ CMD( MI_SEMAPHORE_MBOX, SMI, !F, 0xFF, R ),
CMD( MI_STORE_DWORD_IMM, SMI, !F, 0x3FF, S ),
- CMD( MI_STORE_DWORD_INDEX, SMI, !F, 0xFF, S ),
+ CMD( MI_STORE_DWORD_INDEX, SMI, !F, 0xFF, R ),
CMD( MI_LOAD_REGISTER_IMM(1), SMI, !F, 0xFF, S ),
+ CMD( MI_UPDATE_GTT, SMI, !F, 0xFF, R ),
CMD( MI_STORE_REGISTER_MEM(1), SMI, !F, 0xFF, S ),
CMD( MI_LOAD_REGISTER_MEM, SMI, !F, 0xFF, S ),
CMD( MI_BATCH_BUFFER_START, SMI, !F, 0xFF, S ),
@@ -68,8 +70,8 @@ static const struct drm_i915_cmd_descriptor common_cmds[] = {
static const struct drm_i915_cmd_descriptor render_cmds[] = {
CMD( MI_FLUSH, SMI, F, 1, S ),
- CMD( MI_ARB_ON_OFF, SMI, F, 1, S ),
- CMD( MI_DISPLAY_FLIP, SMI, !F, 0xFF, S ),
+ CMD( MI_ARB_ON_OFF, SMI, F, 1, R ),
+ CMD( MI_DISPLAY_FLIP, SMI, !F, 0xFF, R ),
CMD( MI_PREDICATE, SMI, F, 1, S ),
CMD( MI_TOPOLOGY_FILTER, SMI, F, 1, S ),
CMD( MI_CLFLUSH, SMI, !F, 0x3FF, S ),
@@ -94,12 +96,12 @@ static const struct drm_i915_cmd_descriptor hsw_render_cmds[] = {
};
static const struct drm_i915_cmd_descriptor video_cmds[] = {
- CMD( MI_ARB_ON_OFF, SMI, F, 1, S ),
+ CMD( MI_ARB_ON_OFF, SMI, F, 1, R ),
CMD( MFX_WAIT, SMFX, !F, 0x3F, S ),
};
static const struct drm_i915_cmd_descriptor blt_cmds[] = {
- CMD( MI_DISPLAY_FLIP, SMI, !F, 0xFF, S ),
+ CMD( MI_DISPLAY_FLIP, SMI, !F, 0xFF, R ),
CMD( COLOR_BLT, S2D, !F, 0x3F, S ),
CMD( SRC_COPY_BLT, S2D, !F, 0x3F, S ),
};
@@ -111,6 +113,7 @@ static const struct drm_i915_cmd_descriptor blt_cmds[] = {
#undef SMFX
#undef F
#undef S
+#undef R
static const struct drm_i915_cmd_table gen7_render_cmds[] = {
{ common_cmds, ARRAY_SIZE(common_cmds) },
--
1.8.4.4
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