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path: root/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c179
1 files changed, 132 insertions, 47 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
index b4eddf6e98a6..deb95fab02df 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
@@ -34,7 +34,7 @@
#define mmGCUTCL2_HARVEST_BYPASS_GROUPS_YELLOW_CARP 0x16f8
#define mmGCUTCL2_HARVEST_BYPASS_GROUPS_YELLOW_CARP_BASE_IDX 0
-static const char *gfxhub_client_ids[] = {
+static const char * const gfxhub_client_ids[] = {
"CB/DB",
"Reserved",
"GE1",
@@ -123,7 +123,7 @@ static u64 gfxhub_v2_1_get_mc_fb_offset(struct amdgpu_device *adev)
static void gfxhub_v2_1_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid,
uint64_t page_table_base)
{
- struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB_0];
+ struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32,
hub->ctx_addr_distance * vmid,
@@ -155,6 +155,9 @@ static void gfxhub_v2_1_init_system_aperture_regs(struct amdgpu_device *adev)
{
uint64_t value;
+ if (amdgpu_sriov_vf(adev))
+ return;
+
/* Program the AGP BAR */
WREG32_SOC15(GC, 0, mmGCMC_VM_AGP_BASE, 0);
WREG32_SOC15(GC, 0, mmGCMC_VM_AGP_BOT, adev->gmc.agp_start >> 24);
@@ -167,7 +170,7 @@ static void gfxhub_v2_1_init_system_aperture_regs(struct amdgpu_device *adev)
max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
/* Set default page address. */
- value = amdgpu_gmc_vram_mc2pa(adev, adev->vram_scratch.gpu_addr);
+ value = amdgpu_gmc_vram_mc2pa(adev, adev->mem_scratch.gpu_addr);
WREG32_SOC15(GC, 0, mmGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
(u32)(value >> 12));
WREG32_SOC15(GC, 0, mmGCMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,
@@ -291,12 +294,12 @@ static void gfxhub_v2_1_disable_identity_aperture(struct amdgpu_device *adev)
static void gfxhub_v2_1_setup_vmid_config(struct amdgpu_device *adev)
{
- struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB_0];
+ struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
int i;
uint32_t tmp;
for (i = 0; i <= 14; i++) {
- tmp = RREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT1_CNTL, i);
+ tmp = RREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT1_CNTL, i * hub->ctx_distance);
tmp = REG_SET_FIELD(tmp, GCVM_CONTEXT1_CNTL, ENABLE_CONTEXT, 1);
tmp = REG_SET_FIELD(tmp, GCVM_CONTEXT1_CNTL, PAGE_TABLE_DEPTH,
adev->vm_manager.num_level);
@@ -334,12 +337,14 @@ static void gfxhub_v2_1_setup_vmid_config(struct amdgpu_device *adev)
i * hub->ctx_addr_distance,
upper_32_bits(adev->vm_manager.max_pfn - 1));
}
+
+ hub->vm_cntx_cntl = tmp;
}
static void gfxhub_v2_1_program_invalidation(struct amdgpu_device *adev)
{
- struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB_0];
- unsigned i;
+ struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
+ unsigned int i;
for (i = 0 ; i < 18; ++i) {
WREG32_SOC15_OFFSET(GC, 0, mmGCVM_INVALIDATE_ENG0_ADDR_RANGE_LO32,
@@ -379,7 +384,7 @@ static int gfxhub_v2_1_gart_enable(struct amdgpu_device *adev)
static void gfxhub_v2_1_gart_disable(struct amdgpu_device *adev)
{
- struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB_0];
+ struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
u32 tmp;
u32 i;
@@ -395,6 +400,9 @@ static void gfxhub_v2_1_gart_disable(struct amdgpu_device *adev)
ENABLE_ADVANCED_DRIVER_MODEL, 0);
WREG32_SOC15(GC, 0, mmGCMC_VM_MX_L1_TLB_CNTL, tmp);
+ if (amdgpu_sriov_vf(adev))
+ return;
+
/* Setup L2 cache */
WREG32_FIELD15(GC, 0, GCVM_L2_CNTL, ENABLE_L2_CACHE, 0);
WREG32_SOC15(GC, 0, mmGCVM_L2_CNTL3, 0);
@@ -457,7 +465,7 @@ static const struct amdgpu_vmhub_funcs gfxhub_v2_1_vmhub_funcs = {
static void gfxhub_v2_1_init(struct amdgpu_device *adev)
{
- struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB_0];
+ struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
hub->ctx0_ptb_addr_lo32 =
SOC15_REG_OFFSET(GC, 0,
@@ -497,42 +505,6 @@ static void gfxhub_v2_1_init(struct amdgpu_device *adev)
hub->vmhub_funcs = &gfxhub_v2_1_vmhub_funcs;
}
-static int gfxhub_v2_1_get_xgmi_info(struct amdgpu_device *adev)
-{
- u32 xgmi_lfb_cntl = RREG32_SOC15(GC, 0, mmGCMC_VM_XGMI_LFB_CNTL);
- u32 max_region =
- REG_GET_FIELD(xgmi_lfb_cntl, GCMC_VM_XGMI_LFB_CNTL, PF_MAX_REGION);
- u32 max_num_physical_nodes = 0;
- u32 max_physical_node_id = 0;
-
- switch (adev->ip_versions[XGMI_HWIP][0]) {
- case IP_VERSION(4, 8, 0):
- max_num_physical_nodes = 4;
- max_physical_node_id = 3;
- break;
- default:
- return -EINVAL;
- }
-
- /* PF_MAX_REGION=0 means xgmi is disabled */
- if (max_region) {
- adev->gmc.xgmi.num_physical_nodes = max_region + 1;
- if (adev->gmc.xgmi.num_physical_nodes > max_num_physical_nodes)
- return -EINVAL;
-
- adev->gmc.xgmi.physical_node_id =
- REG_GET_FIELD(xgmi_lfb_cntl, GCMC_VM_XGMI_LFB_CNTL, PF_LFB_REGION);
- if (adev->gmc.xgmi.physical_node_id > max_physical_node_id)
- return -EINVAL;
-
- adev->gmc.xgmi.node_segment_size = REG_GET_FIELD(
- RREG32_SOC15(GC, 0, mmGCMC_VM_XGMI_LFB_SIZE),
- GCMC_VM_XGMI_LFB_SIZE, PF_LFB_SIZE) << 24;
- }
-
- return 0;
-}
-
static void gfxhub_v2_1_utcl2_harvest(struct amdgpu_device *adev)
{
int i;
@@ -543,7 +515,9 @@ static void gfxhub_v2_1_utcl2_harvest(struct amdgpu_device *adev)
adev->gfx.config.max_sh_per_se *
adev->gfx.config.max_shader_engines);
- if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 3)) {
+ switch (amdgpu_ip_version(adev, GC_HWIP, 0)) {
+ case IP_VERSION(10, 3, 1):
+ case IP_VERSION(10, 3, 3):
/* Get SA disabled bitmap from eFuse setting */
efuse_setting = RREG32_SOC15(GC, 0, mmCC_GC_SA_UNIT_DISABLE);
efuse_setting &= CC_GC_SA_UNIT_DISABLE__SA_DISABLE_MASK;
@@ -566,9 +540,118 @@ static void gfxhub_v2_1_utcl2_harvest(struct amdgpu_device *adev)
disabled_sa = tmp;
WREG32_SOC15(GC, 0, mmGCUTCL2_HARVEST_BYPASS_GROUPS_YELLOW_CARP, disabled_sa);
+ break;
+ default:
+ break;
}
}
+static void gfxhub_v2_1_save_regs(struct amdgpu_device *adev)
+{
+ int i;
+
+ adev->gmc.VM_L2_CNTL = RREG32_SOC15(GC, 0, mmGCVM_L2_CNTL);
+ adev->gmc.VM_L2_CNTL2 = RREG32_SOC15(GC, 0, mmGCVM_L2_CNTL2);
+ adev->gmc.VM_DUMMY_PAGE_FAULT_CNTL = RREG32_SOC15(GC, 0, mmGCVM_DUMMY_PAGE_FAULT_CNTL);
+ adev->gmc.VM_DUMMY_PAGE_FAULT_ADDR_LO32 = RREG32_SOC15(GC, 0, mmGCVM_DUMMY_PAGE_FAULT_ADDR_LO32);
+ adev->gmc.VM_DUMMY_PAGE_FAULT_ADDR_HI32 = RREG32_SOC15(GC, 0, mmGCVM_DUMMY_PAGE_FAULT_ADDR_HI32);
+ adev->gmc.VM_L2_PROTECTION_FAULT_CNTL = RREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_CNTL);
+ adev->gmc.VM_L2_PROTECTION_FAULT_CNTL2 = RREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_CNTL2);
+ adev->gmc.VM_L2_PROTECTION_FAULT_MM_CNTL3 = RREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_MM_CNTL3);
+ adev->gmc.VM_L2_PROTECTION_FAULT_MM_CNTL4 = RREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_MM_CNTL4);
+ adev->gmc.VM_L2_PROTECTION_FAULT_ADDR_LO32 = RREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_ADDR_LO32);
+ adev->gmc.VM_L2_PROTECTION_FAULT_ADDR_HI32 = RREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_ADDR_HI32);
+ adev->gmc.VM_DEBUG = RREG32_SOC15(GC, 0, mmGCVM_DEBUG);
+ adev->gmc.VM_L2_MM_GROUP_RT_CLASSES = RREG32_SOC15(GC, 0, mmGCVM_L2_MM_GROUP_RT_CLASSES);
+ adev->gmc.VM_L2_BANK_SELECT_RESERVED_CID = RREG32_SOC15(GC, 0, mmGCVM_L2_BANK_SELECT_RESERVED_CID);
+ adev->gmc.VM_L2_BANK_SELECT_RESERVED_CID2 = RREG32_SOC15(GC, 0, mmGCVM_L2_BANK_SELECT_RESERVED_CID2);
+ adev->gmc.VM_L2_CACHE_PARITY_CNTL = RREG32_SOC15(GC, 0, mmGCVM_L2_CACHE_PARITY_CNTL);
+ adev->gmc.VM_L2_IH_LOG_CNTL = RREG32_SOC15(GC, 0, mmGCVM_L2_IH_LOG_CNTL);
+
+ for (i = 0; i <= 15; i++) {
+ adev->gmc.VM_CONTEXT_CNTL[i] = RREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_CNTL, i);
+ adev->gmc.VM_CONTEXT_PAGE_TABLE_BASE_ADDR_LO32[i] = RREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32, i * 2);
+ adev->gmc.VM_CONTEXT_PAGE_TABLE_BASE_ADDR_HI32[i] = RREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32, i * 2);
+ adev->gmc.VM_CONTEXT_PAGE_TABLE_START_ADDR_LO32[i] = RREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32, i * 2);
+ adev->gmc.VM_CONTEXT_PAGE_TABLE_START_ADDR_HI32[i] = RREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32, i * 2);
+ adev->gmc.VM_CONTEXT_PAGE_TABLE_END_ADDR_LO32[i] = RREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32, i * 2);
+ adev->gmc.VM_CONTEXT_PAGE_TABLE_END_ADDR_HI32[i] = RREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32, i * 2);
+ }
+
+ adev->gmc.MC_VM_MX_L1_TLB_CNTL = RREG32_SOC15(GC, 0, mmGCMC_VM_MX_L1_TLB_CNTL);
+}
+
+static void gfxhub_v2_1_restore_regs(struct amdgpu_device *adev)
+{
+ int i;
+
+ WREG32_SOC15(GC, 0, mmGCVM_L2_CNTL, adev->gmc.VM_L2_CNTL);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_CNTL2, adev->gmc.VM_L2_CNTL2);
+ WREG32_SOC15(GC, 0, mmGCVM_DUMMY_PAGE_FAULT_CNTL, adev->gmc.VM_DUMMY_PAGE_FAULT_CNTL);
+ WREG32_SOC15(GC, 0, mmGCVM_DUMMY_PAGE_FAULT_ADDR_LO32, adev->gmc.VM_DUMMY_PAGE_FAULT_ADDR_LO32);
+ WREG32_SOC15(GC, 0, mmGCVM_DUMMY_PAGE_FAULT_ADDR_HI32, adev->gmc.VM_DUMMY_PAGE_FAULT_ADDR_HI32);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_CNTL, adev->gmc.VM_L2_PROTECTION_FAULT_CNTL);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_CNTL2, adev->gmc.VM_L2_PROTECTION_FAULT_CNTL2);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_MM_CNTL3, adev->gmc.VM_L2_PROTECTION_FAULT_MM_CNTL3);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_MM_CNTL4, adev->gmc.VM_L2_PROTECTION_FAULT_MM_CNTL4);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_ADDR_LO32, adev->gmc.VM_L2_PROTECTION_FAULT_ADDR_LO32);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_ADDR_HI32, adev->gmc.VM_L2_PROTECTION_FAULT_ADDR_HI32);
+ WREG32_SOC15(GC, 0, mmGCVM_DEBUG, adev->gmc.VM_DEBUG);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_MM_GROUP_RT_CLASSES, adev->gmc.VM_L2_MM_GROUP_RT_CLASSES);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_BANK_SELECT_RESERVED_CID, adev->gmc.VM_L2_BANK_SELECT_RESERVED_CID);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_BANK_SELECT_RESERVED_CID2, adev->gmc.VM_L2_BANK_SELECT_RESERVED_CID2);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_CACHE_PARITY_CNTL, adev->gmc.VM_L2_CACHE_PARITY_CNTL);
+ WREG32_SOC15(GC, 0, mmGCVM_L2_IH_LOG_CNTL, adev->gmc.VM_L2_IH_LOG_CNTL);
+
+ for (i = 0; i <= 15; i++) {
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_CNTL, i, adev->gmc.VM_CONTEXT_CNTL[i]);
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32, i * 2, adev->gmc.VM_CONTEXT_PAGE_TABLE_BASE_ADDR_LO32[i]);
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32, i * 2, adev->gmc.VM_CONTEXT_PAGE_TABLE_BASE_ADDR_HI32[i]);
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32, i * 2, adev->gmc.VM_CONTEXT_PAGE_TABLE_START_ADDR_LO32[i]);
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32, i * 2, adev->gmc.VM_CONTEXT_PAGE_TABLE_START_ADDR_HI32[i]);
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32, i * 2, adev->gmc.VM_CONTEXT_PAGE_TABLE_END_ADDR_LO32[i]);
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32, i * 2, adev->gmc.VM_CONTEXT_PAGE_TABLE_END_ADDR_HI32[i]);
+ }
+
+ WREG32_SOC15(GC, 0, mmGCMC_VM_FB_LOCATION_BASE, adev->gmc.vram_start >> 24);
+ WREG32_SOC15(GC, 0, mmGCMC_VM_FB_LOCATION_TOP, adev->gmc.vram_end >> 24);
+ WREG32_SOC15(GC, 0, mmGCMC_VM_MX_L1_TLB_CNTL, adev->gmc.MC_VM_MX_L1_TLB_CNTL);
+}
+
+static void gfxhub_v2_1_halt(struct amdgpu_device *adev)
+{
+ struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB(0)];
+ int i;
+ uint32_t tmp;
+ int time = 1000;
+
+ gfxhub_v2_1_set_fault_enable_default(adev, false);
+
+ for (i = 0; i <= 14; i++) {
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32,
+ i * hub->ctx_addr_distance, ~0);
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT1_PAGE_TABLE_START_ADDR_HI32,
+ i * hub->ctx_addr_distance, ~0);
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT1_PAGE_TABLE_END_ADDR_LO32,
+ i * hub->ctx_addr_distance,
+ 0);
+ WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT1_PAGE_TABLE_END_ADDR_HI32,
+ i * hub->ctx_addr_distance,
+ 0);
+ }
+ tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS2);
+ while ((tmp & (GRBM_STATUS2__EA_BUSY_MASK |
+ GRBM_STATUS2__EA_LINK_BUSY_MASK)) != 0 &&
+ time) {
+ udelay(100);
+ time--;
+ tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS2);
+ }
+
+ if (!time)
+ DRM_WARN("failed to wait for GRBM(EA) idle\n");
+}
+
const struct amdgpu_gfxhub_funcs gfxhub_v2_1_funcs = {
.get_fb_location = gfxhub_v2_1_get_fb_location,
.get_mc_fb_offset = gfxhub_v2_1_get_mc_fb_offset,
@@ -577,6 +660,8 @@ const struct amdgpu_gfxhub_funcs gfxhub_v2_1_funcs = {
.gart_disable = gfxhub_v2_1_gart_disable,
.set_fault_enable_default = gfxhub_v2_1_set_fault_enable_default,
.init = gfxhub_v2_1_init,
- .get_xgmi_info = gfxhub_v2_1_get_xgmi_info,
.utcl2_harvest = gfxhub_v2_1_utcl2_harvest,
+ .mode2_save_regs = gfxhub_v2_1_save_regs,
+ .mode2_restore_regs = gfxhub_v2_1_restore_regs,
+ .halt = gfxhub_v2_1_halt,
};