diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gvt')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/cmd_parser.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/gtt.c | 38 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/handlers.c | 49 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/reg.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/scheduler.c | 25 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/scheduler.h | 1 |
6 files changed, 99 insertions, 18 deletions
diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 5cb59c0b4bbe..de5347725564 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -2530,7 +2530,7 @@ static const struct cmd_info cmd_info[] = { 0, 12, NULL}, {"VEB_DI_IECP", OP_VEB_DNDI_IECP_STATE, F_LEN_VAR, R_VECS, D_BDW_PLUS, - 0, 20, NULL}, + 0, 12, NULL}, }; static void add_cmd_entry(struct intel_gvt *gvt, struct cmd_entry *e) diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 244ad1729764..53115bdae12b 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -53,13 +53,19 @@ static int preallocated_oos_pages = 8192; */ bool intel_gvt_ggtt_validate_range(struct intel_vgpu *vgpu, u64 addr, u32 size) { - if ((!vgpu_gmadr_is_valid(vgpu, addr)) || (size - && !vgpu_gmadr_is_valid(vgpu, addr + size - 1))) { - gvt_vgpu_err("invalid range gmadr 0x%llx size 0x%x\n", - addr, size); - return false; - } - return true; + if (size == 0) + return vgpu_gmadr_is_valid(vgpu, addr); + + if (vgpu_gmadr_is_aperture(vgpu, addr) && + vgpu_gmadr_is_aperture(vgpu, addr + size - 1)) + return true; + else if (vgpu_gmadr_is_hidden(vgpu, addr) && + vgpu_gmadr_is_hidden(vgpu, addr + size - 1)) + return true; + + gvt_dbg_mm("Invalid ggtt range at 0x%llx, size: 0x%x\n", + addr, size); + return false; } /* translate a guest gmadr to host gmadr */ @@ -942,7 +948,16 @@ static int ppgtt_invalidate_spt_by_shadow_entry(struct intel_vgpu *vgpu, if (e->type != GTT_TYPE_PPGTT_ROOT_L3_ENTRY && e->type != GTT_TYPE_PPGTT_ROOT_L4_ENTRY) { - cur_pt_type = get_next_pt_type(e->type) + 1; + cur_pt_type = get_next_pt_type(e->type); + + if (!gtt_type_is_pt(cur_pt_type) || + !gtt_type_is_pt(cur_pt_type + 1)) { + WARN(1, "Invalid page table type, cur_pt_type is: %d\n", cur_pt_type); + return -EINVAL; + } + + cur_pt_type += 1; + if (ops->get_pfn(e) == vgpu->gtt.scratch_pt[cur_pt_type].page_mfn) return 0; @@ -1102,6 +1117,7 @@ static struct intel_vgpu_ppgtt_spt *ppgtt_populate_spt_by_guest_entry( err_free_spt: ppgtt_free_spt(spt); + spt = NULL; err: gvt_vgpu_err("fail: shadow page %p guest entry 0x%llx type %d\n", spt, we->val64, we->type); @@ -2183,7 +2199,8 @@ static int emulate_ggtt_mmio_write(struct intel_vgpu *vgpu, unsigned int off, struct intel_gvt_gtt_pte_ops *ops = gvt->gtt.pte_ops; unsigned long g_gtt_index = off >> info->gtt_entry_size_shift; unsigned long gma, gfn; - struct intel_gvt_gtt_entry e, m; + struct intel_gvt_gtt_entry e = {.val64 = 0, .type = GTT_TYPE_GGTT_PTE}; + struct intel_gvt_gtt_entry m = {.val64 = 0, .type = GTT_TYPE_GGTT_PTE}; dma_addr_t dma_addr; int ret; struct intel_gvt_partial_pte *partial_pte, *pos, *n; @@ -2250,7 +2267,8 @@ static int emulate_ggtt_mmio_write(struct intel_vgpu *vgpu, unsigned int off, if (!partial_update && (ops->test_present(&e))) { gfn = ops->get_pfn(&e); - m = e; + m.val64 = e.val64; + m.type = e.type; /* one PTE update may be issued in multiple writes and the * first write may not construct a valid gfn diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index e09bd6e0cc4d..a6ade66349bd 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -464,6 +464,8 @@ static i915_reg_t force_nonpriv_white_list[] = { _MMIO(0x2690), _MMIO(0x2694), _MMIO(0x2698), + _MMIO(0x2754), + _MMIO(0x28a0), _MMIO(0x4de0), _MMIO(0x4de4), _MMIO(0x4dfc), @@ -1690,8 +1692,22 @@ static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, bool enable_execlist; int ret; + (*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(1); + if (IS_COFFEELAKE(vgpu->gvt->dev_priv)) + (*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(2); write_vreg(vgpu, offset, p_data, bytes); + if (data & _MASKED_BIT_ENABLE(1)) { + enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST); + return 0; + } + + if (IS_COFFEELAKE(vgpu->gvt->dev_priv) && + data & _MASKED_BIT_ENABLE(2)) { + enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST); + return 0; + } + /* when PPGTT mode enabled, we will check if guest has called * pvinfo, if not, we will treat this guest as non-gvtg-aware * guest, and stop emulating its cfg space, mmio, gtt, etc. @@ -1773,6 +1789,21 @@ static int ring_reset_ctl_write(struct intel_vgpu *vgpu, return 0; } +static int csfe_chicken1_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, + unsigned int bytes) +{ + u32 data = *(u32 *)p_data; + + (*(u32 *)p_data) &= ~_MASKED_BIT_ENABLE(0x18); + write_vreg(vgpu, offset, p_data, bytes); + + if (data & _MASKED_BIT_ENABLE(0x10) || data & _MASKED_BIT_ENABLE(0x8)) + enter_failsafe_mode(vgpu, GVT_FAILSAFE_UNSUPPORTED_GUEST); + + return 0; +} + #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \ ret = new_mmio_info(gvt, i915_mmio_reg_offset(reg), \ f, s, am, rm, d, r, w); \ @@ -1893,7 +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, @@ -2997,7 +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); @@ -3010,8 +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); @@ -3030,7 +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); @@ -3059,7 +3091,10 @@ static int init_skl_mmio_info(struct intel_gvt *gvt) MMIO_D(_MMIO(_PLANE_KEYMSK_1(PIPE_C)), D_SKL_PLUS); MMIO_D(_MMIO(0x44500), D_SKL_PLUS); - MMIO_DFH(GEN9_CSFE_CHICKEN1_RCS, D_SKL_PLUS, F_CMD_ACCESS, NULL, NULL); +#define CSFE_CHICKEN1_REG(base) _MMIO((base) + 0xD4) + MMIO_RING_DFH(CSFE_CHICKEN1_REG, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS, + NULL, csfe_chicken1_mmio_write); +#undef CSFE_CHICKEN1_REG MMIO_DFH(GEN8_HDC_CHICKEN1, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS, NULL, NULL); MMIO_DFH(GEN9_WM_CHICKEN3, D_SKL_PLUS, F_MODE_MASK | F_CMD_ACCESS, @@ -3239,7 +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); diff --git a/drivers/gpu/drm/i915/gvt/reg.h b/drivers/gpu/drm/i915/gvt/reg.h index 33aaa14bfdde..5b66e14c5b7b 100644 --- a/drivers/gpu/drm/i915/gvt/reg.h +++ b/drivers/gpu/drm/i915/gvt/reg.h @@ -102,6 +102,8 @@ #define FORCEWAKE_ACK_MEDIA_GEN9_REG 0x0D88 #define FORCEWAKE_ACK_HSW_REG 0x130044 +#define RB_HEAD_WRAP_CNT_MAX ((1 << 11) - 1) +#define RB_HEAD_WRAP_CNT_OFF 21 #define RB_HEAD_OFF_MASK ((1U << 21) - (1U << 2)) #define RB_TAIL_OFF_MASK ((1U << 21) - (1U << 3)) #define RB_TAIL_SIZE_MASK ((1U << 21) - (1U << 12)) diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 13632dba8b2a..0f919f0a43d4 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -812,10 +812,31 @@ static void update_guest_context(struct intel_vgpu_workload *workload) void *src; unsigned long context_gpa, context_page_num; int i; + struct drm_i915_private *dev_priv = gvt->dev_priv; + u32 ring_base; + u32 head, tail; + u16 wrap_count; gvt_dbg_sched("ring id %d workload lrca %x\n", rq->engine->id, workload->ctx_desc.lrca); + head = workload->rb_head; + tail = workload->rb_tail; + wrap_count = workload->guest_rb_head >> RB_HEAD_WRAP_CNT_OFF; + + if (tail < head) { + if (wrap_count == RB_HEAD_WRAP_CNT_MAX) + wrap_count = 0; + else + wrap_count += 1; + } + + head = (wrap_count << RB_HEAD_WRAP_CNT_OFF) | tail; + + ring_base = dev_priv->engine[workload->ring_id]->mmio_base; + vgpu_vreg_t(vgpu, RING_TAIL(ring_base)) = tail; + vgpu_vreg_t(vgpu, RING_HEAD(ring_base)) = head; + context_page_num = rq->engine->context_size; context_page_num = context_page_num >> PAGE_SHIFT; @@ -1415,6 +1436,7 @@ intel_vgpu_create_workload(struct intel_vgpu *vgpu, int ring_id, struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; u64 ring_context_gpa; u32 head, tail, start, ctl, ctx_ctl, per_ctx, indirect_ctx; + u32 guest_head; int ret; ring_context_gpa = intel_vgpu_gma_to_gpa(vgpu->gtt.ggtt_mm, @@ -1430,6 +1452,8 @@ intel_vgpu_create_workload(struct intel_vgpu *vgpu, int ring_id, intel_gvt_hypervisor_read_gpa(vgpu, ring_context_gpa + RING_CTX_OFF(ring_tail.val), &tail, 4); + guest_head = head; + head &= RB_HEAD_OFF_MASK; tail &= RB_TAIL_OFF_MASK; @@ -1462,6 +1486,7 @@ intel_vgpu_create_workload(struct intel_vgpu *vgpu, int ring_id, workload->ctx_desc = *desc; workload->ring_context_gpa = ring_context_gpa; workload->rb_head = head; + workload->guest_rb_head = guest_head; workload->rb_tail = tail; workload->rb_start = start; workload->rb_ctl = ctl; diff --git a/drivers/gpu/drm/i915/gvt/scheduler.h b/drivers/gpu/drm/i915/gvt/scheduler.h index 90c6756f5453..c50d14a9ce85 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.h +++ b/drivers/gpu/drm/i915/gvt/scheduler.h @@ -100,6 +100,7 @@ struct intel_vgpu_workload { struct execlist_ctx_descriptor_format ctx_desc; struct execlist_ring_context *ring_context; unsigned long rb_head, rb_tail, rb_ctl, rb_start, rb_len; + unsigned long guest_rb_head; bool restore_inhibit; struct intel_vgpu_elsp_dwords elsp_dwords; bool emulate_schedule_in; |