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drm/i915/gvt: add F_CMD_ACCESS flag for wa regs 

Instead of updating by MMIO write, all of the wa regs are initialized by
wa_ctx. From host side, it should make this behavior as expected, add
'F_CMD_ACCESS' flag to these regs and allow access by commands.

[  123.557608] gvt: vgpu 2: srm access to non-render register (b11c)
[  123.563728] gvt: vgpu 2: MI_STORE_REGISTER_MEM handler error
[  123.569409] gvt: vgpu 2: cmd parser error
[  123.573424] 0x0
[  123.573425] 0x24

[  123.578686] gvt: vgpu 2: scan workload error
[  123.582958] GVT Internal error  for the guest
[  123.587317] Now vgpu 2 will enter failsafe mode.
[  123.591938] gvt: vgpu 2: failed to submit desc 0
[  123.596557] gvt: vgpu 2: fail submit workload on ring 0
[  123.601786] gvt: vgpu 2: fail to emulate MMIO write 00002230 len 4

Acked-by: Yan Zhao <yan.y.zhao@intel.com>
Signed-off-by: Weinan Li <weinan.z.li@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Weinan Li 2019-05-31 15:33:48 +08:00 committed by Zhenyu Wang
parent 0b32e19749
commit 3fcb01f8ab
1 changed files with 7 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/gpu/drm/i915/gvt/handlers.c
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@ -1924,7 +1924,8 @@ static int init_generic_mmio_info(struct intel_gvt *gvt)
MMIO_DFH(_MMIO(0x20dc), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(_3D_CHICKEN3, D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(_MMIO(0x2088), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(_MMIO(0x20e4), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(FF_SLICE_CS_CHICKEN2, D_ALL,
F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(_MMIO(0x2470), D_ALL, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(GAM_ECOCHK, D_ALL, F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(GEN7_COMMON_SLICE_CHICKEN1, D_ALL, F_MODE_MASK | F_CMD_ACCESS,
@ -3028,7 +3029,7 @@ static int init_skl_mmio_info(struct intel_gvt *gvt)
MMIO_D(CSR_HTP_SKL, D_SKL_PLUS);
MMIO_D(CSR_LAST_WRITE, D_SKL_PLUS);
MMIO_D(BDW_SCRATCH1, D_SKL_PLUS);
MMIO_DFH(BDW_SCRATCH1, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
MMIO_D(SKL_DFSM, D_SKL_PLUS);
MMIO_D(DISPIO_CR_TX_BMU_CR0, D_SKL_PLUS);
@ -3041,8 +3042,8 @@ static int init_skl_mmio_info(struct intel_gvt *gvt)
MMIO_D(RPM_CONFIG0, D_SKL_PLUS);
MMIO_D(_MMIO(0xd08), D_SKL_PLUS);
MMIO_D(RC6_LOCATION, D_SKL_PLUS);
MMIO_DFH(GEN7_FF_SLICE_CS_CHICKEN1, D_SKL_PLUS, F_MODE_MASK,
NULL, NULL);
MMIO_DFH(GEN7_FF_SLICE_CS_CHICKEN1, D_SKL_PLUS,
F_MODE_MASK | F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(GEN9_CS_DEBUG_MODE1, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS,
NULL, NULL);
@ -3061,7 +3062,7 @@ static int init_skl_mmio_info(struct intel_gvt *gvt)
MMIO_D(_MMIO(0x46520), D_SKL_PLUS);
MMIO_D(_MMIO(0xc403c), D_SKL_PLUS);
MMIO_D(_MMIO(0xb004), D_SKL_PLUS);
MMIO_DFH(GEN8_GARBCNTL, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL);
MMIO_DH(DMA_CTRL, D_SKL_PLUS, NULL, dma_ctrl_write);
MMIO_D(_MMIO(0x65900), D_SKL_PLUS);
@ -3273,7 +3274,7 @@ static int init_bxt_mmio_info(struct intel_gvt *gvt)
MMIO_D(GEN8_PUSHBUS_ENABLE, D_BXT);
MMIO_D(GEN8_PUSHBUS_SHIFT, D_BXT);
MMIO_D(GEN6_GFXPAUSE, D_BXT);
MMIO_D(GEN8_L3SQCREG1, D_BXT);
MMIO_DFH(GEN8_L3SQCREG1, D_BXT, F_CMD_ACCESS, NULL, NULL);
MMIO_DFH(GEN9_CTX_PREEMPT_REG, D_BXT, F_CMD_ACCESS, NULL, NULL);