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authorLinus Torvalds <torvalds@linux-foundation.org>2018-12-25 11:48:26 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2018-12-25 11:48:26 -0800
commit4971f090aa7f6ce5daa094ce4334f6618f93a7eb (patch)
tree45d75782b7dedbec76a3ab82d2769f7707668071 /drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
parentc76cd634eb5bfd497617ea224a54a03b545c8c4d (diff)
parent2a3c83f5fe0770d13bbb71b23674886ff4111f44 (diff)
Merge tag 'drm-next-2018-12-14' of git://anongit.freedesktop.org/drm/drm
Pull drm updates from Dave Airlie: "Core: - shared fencing staging removal - drop transactional atomic helpers and move helpers to new location - DP/MST atomic cleanup - Leasing cleanups and drop EXPORT_SYMBOL - Convert drivers to atomic helpers and generic fbdev. - removed deprecated obj_ref/unref in favour of get/put - Improve dumb callback documentation - MODESET_LOCK_BEGIN/END helpers panels: - CDTech panels, Banana Pi Panel, DLC1010GIG, - Olimex LCD-O-LinuXino, Samsung S6D16D0, Truly NT35597 WQXGA, - Himax HX8357D, simulated RTSM AEMv8. - GPD Win2 panel - AUO G101EVN010 vgem: - render node support ttm: - move global init out of drivers - fix LRU handling for ghost objects - Support for simultaneous submissions to multiple engines scheduler: - timeout/fault handling changes to help GPU recovery - helpers for hw with preemption support i915: - Scaler/Watermark fixes - DP MST + powerwell fixes - PSR fixes - Break long get/put shmemfs pages - Icelake fixes - Icelake DSI video mode enablement - Engine workaround improvements amdgpu: - freesync support - GPU reset enabled on CI, VI, SOC15 dGPUs - ABM support in DC - KFD support for vega12/polaris12 - SDMA paging queue on vega - More amdkfd code sharing - DCC scanout on GFX9 - DC kerneldoc - Updated SMU firmware for GFX8 chips - XGMI PSP + hive reset support - GPU reset - DC trace support - Powerplay updates for newer Polaris - Cursor plane update fast path - kfd dma-buf support virtio-gpu: - add EDID support vmwgfx: - pageflip with damage support nouveau: - Initial Turing TU104/TU106 modesetting support msm: - a2xx gpu support for apq8060 and imx5 - a2xx gpummu support - mdp4 display support for apq8060 - DPU fixes and cleanups - enhanced profiling support - debug object naming interface - get_iova/page pinning decoupling tegra: - Tegra194 host1x, VIC and display support enabled - Audio over HDMI for Tegra186 and Tegra194 exynos: - DMA/IOMMU refactoring - plane alpha + blend mode support - Color format fixes for mixer driver rcar-du: - R8A7744 and R8A77470 support - R8A77965 LVDS support imx: - fbdev emulation fix - multi-tiled scalling fixes - SPDX identifiers rockchip - dw_hdmi support - dw-mipi-dsi + dual dsi support - mailbox read size fix qxl: - fix cursor pinning vc4: - YUV support (scaling + cursor) v3d: - enable TFU (Texture Formatting Unit) mali-dp: - add support for linear tiled formats sun4i: - Display Engine 3 support - H6 DE3 mixer 0 support - H6 display engine support - dw-hdmi support - H6 HDMI phy support - implicit fence waiting - BGRX8888 support meson: - Overlay plane support - implicit fence waiting - HDMI 1.4 4k modes bridge: - i2c fixes for sii902x" * tag 'drm-next-2018-12-14' of git://anongit.freedesktop.org/drm/drm: (1403 commits) drm/amd/display: Add fast path for cursor plane updates drm/amdgpu: Enable GPU recovery by default for CI drm/amd/display: Fix duplicating scaling/underscan connector state drm/amd/display: Fix unintialized max_bpc state values Revert "drm/amd/display: Set RMX_ASPECT as default" drm/amdgpu: Fix stub function name drm/msm/dpu: Fix clock issue after bind failure drm/msm/dpu: Clean up dpu_media_info.h static inline functions drm/msm/dpu: Further cleanups for static inline functions drm/msm/dpu: Cleanup the debugfs functions drm/msm/dpu: Remove dpu_irq and unused functions drm/msm: Make irq_postinstall optional drm/msm/dpu: Cleanup callers of dpu_hw_blk_init drm/msm/dpu: Remove unused functions drm/msm/dpu: Remove dpu_crtc_is_enabled() drm/msm/dpu: Remove dpu_crtc_get_mixer_height drm/msm/dpu: Remove dpu_dbg drm/msm: dpu: Remove crtc_lock drm/msm: dpu: Remove vblank_requested flag from dpu_crtc drm/msm: dpu: Separate crtc assignment from vblank enable ...
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c142
1 files changed, 43 insertions, 99 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index f2f358aa0597..462a04e0f5e6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -23,16 +23,6 @@
#include "amdgpu.h"
-uint64_t amdgpu_csa_vaddr(struct amdgpu_device *adev)
-{
- uint64_t addr = adev->vm_manager.max_pfn << AMDGPU_GPU_PAGE_SHIFT;
-
- addr -= AMDGPU_VA_RESERVED_SIZE;
- addr = amdgpu_gmc_sign_extend(addr);
-
- return addr;
-}
-
bool amdgpu_virt_mmio_blocked(struct amdgpu_device *adev)
{
/* By now all MMIO pages except mailbox are blocked */
@@ -41,88 +31,6 @@ bool amdgpu_virt_mmio_blocked(struct amdgpu_device *adev)
return RREG32_NO_KIQ(0xc040) == 0xffffffff;
}
-int amdgpu_allocate_static_csa(struct amdgpu_device *adev)
-{
- int r;
- void *ptr;
-
- r = amdgpu_bo_create_kernel(adev, AMDGPU_CSA_SIZE, PAGE_SIZE,
- AMDGPU_GEM_DOMAIN_VRAM, &adev->virt.csa_obj,
- &adev->virt.csa_vmid0_addr, &ptr);
- if (r)
- return r;
-
- memset(ptr, 0, AMDGPU_CSA_SIZE);
- return 0;
-}
-
-void amdgpu_free_static_csa(struct amdgpu_device *adev) {
- amdgpu_bo_free_kernel(&adev->virt.csa_obj,
- &adev->virt.csa_vmid0_addr,
- NULL);
-}
-
-/*
- * amdgpu_map_static_csa should be called during amdgpu_vm_init
- * it maps virtual address amdgpu_csa_vaddr() to this VM, and each command
- * submission of GFX should use this virtual address within META_DATA init
- * package to support SRIOV gfx preemption.
- */
-int amdgpu_map_static_csa(struct amdgpu_device *adev, struct amdgpu_vm *vm,
- struct amdgpu_bo_va **bo_va)
-{
- uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK;
- struct ww_acquire_ctx ticket;
- struct list_head list;
- struct amdgpu_bo_list_entry pd;
- struct ttm_validate_buffer csa_tv;
- int r;
-
- INIT_LIST_HEAD(&list);
- INIT_LIST_HEAD(&csa_tv.head);
- csa_tv.bo = &adev->virt.csa_obj->tbo;
- csa_tv.shared = true;
-
- list_add(&csa_tv.head, &list);
- amdgpu_vm_get_pd_bo(vm, &list, &pd);
-
- r = ttm_eu_reserve_buffers(&ticket, &list, true, NULL);
- if (r) {
- DRM_ERROR("failed to reserve CSA,PD BOs: err=%d\n", r);
- return r;
- }
-
- *bo_va = amdgpu_vm_bo_add(adev, vm, adev->virt.csa_obj);
- if (!*bo_va) {
- ttm_eu_backoff_reservation(&ticket, &list);
- DRM_ERROR("failed to create bo_va for static CSA\n");
- return -ENOMEM;
- }
-
- r = amdgpu_vm_alloc_pts(adev, (*bo_va)->base.vm, csa_addr,
- AMDGPU_CSA_SIZE);
- if (r) {
- DRM_ERROR("failed to allocate pts for static CSA, err=%d\n", r);
- amdgpu_vm_bo_rmv(adev, *bo_va);
- ttm_eu_backoff_reservation(&ticket, &list);
- return r;
- }
-
- r = amdgpu_vm_bo_map(adev, *bo_va, csa_addr, 0, AMDGPU_CSA_SIZE,
- AMDGPU_PTE_READABLE | AMDGPU_PTE_WRITEABLE |
- AMDGPU_PTE_EXECUTABLE);
-
- if (r) {
- DRM_ERROR("failed to do bo_map on static CSA, err=%d\n", r);
- amdgpu_vm_bo_rmv(adev, *bo_va);
- ttm_eu_backoff_reservation(&ticket, &list);
- return r;
- }
-
- ttm_eu_backoff_reservation(&ticket, &list);
- return 0;
-}
-
void amdgpu_virt_init_setting(struct amdgpu_device *adev)
{
/* enable virtual display */
@@ -162,9 +70,7 @@ uint32_t amdgpu_virt_kiq_rreg(struct amdgpu_device *adev, uint32_t reg)
if (r < 1 && (adev->in_gpu_reset || in_interrupt()))
goto failed_kiq_read;
- if (in_interrupt())
- might_sleep();
-
+ might_sleep();
while (r < 1 && cnt++ < MAX_KIQ_REG_TRY) {
msleep(MAX_KIQ_REG_BAILOUT_INTERVAL);
r = amdgpu_fence_wait_polling(ring, seq, MAX_KIQ_REG_WAIT);
@@ -210,9 +116,7 @@ void amdgpu_virt_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v)
if (r < 1 && (adev->in_gpu_reset || in_interrupt()))
goto failed_kiq_write;
- if (in_interrupt())
- might_sleep();
-
+ might_sleep();
while (r < 1 && cnt++ < MAX_KIQ_REG_TRY) {
msleep(MAX_KIQ_REG_BAILOUT_INTERVAL);
@@ -228,6 +132,46 @@ failed_kiq_write:
pr_err("failed to write reg:%x\n", reg);
}
+void amdgpu_virt_kiq_reg_write_reg_wait(struct amdgpu_device *adev,
+ uint32_t reg0, uint32_t reg1,
+ uint32_t ref, uint32_t mask)
+{
+ struct amdgpu_kiq *kiq = &adev->gfx.kiq;
+ struct amdgpu_ring *ring = &kiq->ring;
+ signed long r, cnt = 0;
+ unsigned long flags;
+ uint32_t seq;
+
+ spin_lock_irqsave(&kiq->ring_lock, flags);
+ amdgpu_ring_alloc(ring, 32);
+ amdgpu_ring_emit_reg_write_reg_wait(ring, reg0, reg1,
+ ref, mask);
+ amdgpu_fence_emit_polling(ring, &seq);
+ amdgpu_ring_commit(ring);
+ spin_unlock_irqrestore(&kiq->ring_lock, flags);
+
+ r = amdgpu_fence_wait_polling(ring, seq, MAX_KIQ_REG_WAIT);
+
+ /* don't wait anymore for IRQ context */
+ if (r < 1 && in_interrupt())
+ goto failed_kiq;
+
+ might_sleep();
+ while (r < 1 && cnt++ < MAX_KIQ_REG_TRY) {
+
+ msleep(MAX_KIQ_REG_BAILOUT_INTERVAL);
+ r = amdgpu_fence_wait_polling(ring, seq, MAX_KIQ_REG_WAIT);
+ }
+
+ if (cnt > MAX_KIQ_REG_TRY)
+ goto failed_kiq;
+
+ return;
+
+failed_kiq:
+ pr_err("failed to write reg %x wait reg %x\n", reg0, reg1);
+}
+
/**
* amdgpu_virt_request_full_gpu() - request full gpu access
* @amdgpu: amdgpu device.
@@ -390,7 +334,7 @@ void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev)
if (adev->fw_vram_usage.va != NULL) {
adev->virt.fw_reserve.p_pf2vf =
- (struct amdgim_pf2vf_info_header *)(
+ (struct amd_sriov_msg_pf2vf_info_header *)(
adev->fw_vram_usage.va + AMDGIM_DATAEXCHANGE_OFFSET);
AMDGPU_FW_VRAM_PF2VF_READ(adev, header.size, &pf2vf_size);
AMDGPU_FW_VRAM_PF2VF_READ(adev, checksum, &checksum);