diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c | 167 |
1 files changed, 70 insertions, 97 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c index 9ea072374cb7..bdfd2917e3ca 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c @@ -21,7 +21,6 @@ * */ #include "amdgpu.h" -#include "amdgpu_atombios.h" #include "nbio_v7_9.h" #include "amdgpu_ras.h" @@ -32,18 +31,6 @@ #define NPS_MODE_MASK 0x000000FFL -/* Core 0 Port 0 counter */ -#define smnPCIEP_NAK_COUNTER 0x1A340218 - -#define smnPCIE_PERF_CNTL_TXCLK3 0x1A38021c -#define smnPCIE_PERF_CNTL_TXCLK7 0x1A380888 -#define smnPCIE_PERF_COUNT_CNTL 0x1A380200 -#define smnPCIE_PERF_COUNT0_TXCLK3 0x1A380220 -#define smnPCIE_PERF_COUNT0_TXCLK7 0x1A38088C -#define smnPCIE_PERF_COUNT0_UPVAL_TXCLK3 0x1A3808F8 -#define smnPCIE_PERF_COUNT0_UPVAL_TXCLK7 0x1A380918 - - static void nbio_v7_9_remap_hdp_registers(struct amdgpu_device *adev) { WREG32_SOC15(NBIO, 0, regBIF_BX0_REMAP_HDP_MEM_FLUSH_CNTL, @@ -54,12 +41,21 @@ static void nbio_v7_9_remap_hdp_registers(struct amdgpu_device *adev) static u32 nbio_v7_9_get_rev_id(struct amdgpu_device *adev) { - u32 tmp; + u32 rev_id; - tmp = RREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_DEV0_EPF0_STRAP0); - tmp = REG_GET_FIELD(tmp, RCC_STRAP0_RCC_DEV0_EPF0_STRAP0, STRAP_ATI_REV_ID_DEV0_F0); + /* + * fetch the sub-revision field from the IP-discovery table + * (returns zero if the table entry is not populated). + */ + if (amdgpu_sriov_vf(adev)) { + rev_id = IP_VERSION_SUBREV(amdgpu_ip_version_full(adev, NBIO_HWIP, 0)); + } else { + rev_id = RREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_DEV0_EPF0_STRAP0); + rev_id = REG_GET_FIELD(rev_id, RCC_STRAP0_RCC_DEV0_EPF0_STRAP0, + STRAP_ATI_REV_ID_DEV0_F0); + } - return tmp; + return rev_id; } static void nbio_v7_9_mc_access_enable(struct amdgpu_device *adev, bool enable) @@ -173,8 +169,6 @@ static void nbio_v7_9_sdma_doorbell_range(struct amdgpu_device *adev, int instan default: break; } - - return; } static void nbio_v7_9_vcn_doorbell_range(struct amdgpu_device *adev, bool use_doorbell, @@ -182,8 +176,12 @@ static void nbio_v7_9_vcn_doorbell_range(struct amdgpu_device *adev, bool use_do { u32 doorbell_range = 0, doorbell_ctrl = 0; u32 aid_id = instance; + u32 range_size; if (use_doorbell) { + range_size = (amdgpu_ip_version(adev, GC_HWIP, 0) == + IP_VERSION(9, 5, 0)) ? + 0xb : 0x9; doorbell_range = REG_SET_FIELD(doorbell_range, DOORBELL0_CTRL_ENTRY_0, BIF_DOORBELL0_RANGE_OFFSET_ENTRY, @@ -191,7 +189,7 @@ static void nbio_v7_9_vcn_doorbell_range(struct amdgpu_device *adev, bool use_do doorbell_range = REG_SET_FIELD(doorbell_range, DOORBELL0_CTRL_ENTRY_0, BIF_DOORBELL0_RANGE_SIZE_ENTRY, - 0x9); + range_size); if (aid_id) doorbell_range = REG_SET_FIELD(doorbell_range, DOORBELL0_CTRL_ENTRY_0, @@ -209,7 +207,7 @@ static void nbio_v7_9_vcn_doorbell_range(struct amdgpu_device *adev, bool use_do S2A_DOORBELL_PORT1_RANGE_OFFSET, 0x4); doorbell_ctrl = REG_SET_FIELD(doorbell_ctrl, S2A_DOORBELL_ENTRY_1_CTRL, - S2A_DOORBELL_PORT1_RANGE_SIZE, 0x9); + S2A_DOORBELL_PORT1_RANGE_SIZE, range_size); doorbell_ctrl = REG_SET_FIELD(doorbell_ctrl, S2A_DOORBELL_ENTRY_1_CTRL, S2A_DOORBELL_PORT1_AWADDR_31_28_VALUE, 0x4); @@ -405,6 +403,17 @@ static int nbio_v7_9_get_compute_partition_mode(struct amdgpu_device *adev) return px; } +static bool nbio_v7_9_is_nps_switch_requested(struct amdgpu_device *adev) +{ + u32 tmp; + + tmp = RREG32_SOC15(NBIO, 0, regBIF_BX_PF0_PARTITION_MEM_STATUS); + tmp = REG_GET_FIELD(tmp, BIF_BX_PF0_PARTITION_MEM_STATUS, + CHANGE_STATUE); + + /* 0x8 - NPS switch requested */ + return (tmp == 0x8); +} static u32 nbio_v7_9_get_memory_partition_mode(struct amdgpu_device *adev, u32 *supp_modes) { @@ -437,75 +446,41 @@ static void nbio_v7_9_init_registers(struct amdgpu_device *adev) XCC_DOORBELL_FENCE__SHUB_SLV_MODE_MASK); } -} -static u64 nbio_v7_9_get_pcie_replay_count(struct amdgpu_device *adev) -{ - u32 val, nak_r, nak_g; - - if (adev->flags & AMD_IS_APU) - return 0; - - /* Get the number of NAKs received and generated */ - val = RREG32_PCIE(smnPCIEP_NAK_COUNTER); - nak_r = val & 0xFFFF; - nak_g = val >> 16; - - /* Add the total number of NAKs, i.e the number of replays */ - return (nak_r + nak_g); + if (!amdgpu_sriov_vf(adev)) { + u32 baco_cntl; + for_each_inst(i, adev->aid_mask) { + baco_cntl = RREG32_SOC15(NBIO, i, regBIF_BX0_BACO_CNTL); + if (baco_cntl & (BIF_BX0_BACO_CNTL__BACO_DUMMY_EN_MASK | + BIF_BX0_BACO_CNTL__BACO_EN_MASK)) { + baco_cntl &= ~( + BIF_BX0_BACO_CNTL__BACO_DUMMY_EN_MASK | + BIF_BX0_BACO_CNTL__BACO_EN_MASK); + dev_dbg(adev->dev, + "Unsetting baco dummy mode %x", + baco_cntl); + WREG32_SOC15(NBIO, i, regBIF_BX0_BACO_CNTL, + baco_cntl); + } + } + } } -static void nbio_v7_9_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0, - uint64_t *count1) -{ - uint32_t perfctrrx = 0; - uint32_t perfctrtx = 0; - - /* This reports 0 on APUs, so return to avoid writing/reading registers - * that may or may not be different from their GPU counterparts - */ - if (adev->flags & AMD_IS_APU) - return; - - /* Use TXCLK3 counter group for rx event */ - /* Use TXCLK7 counter group for tx event */ - /* Set the 2 events that we wish to watch, defined above */ - /* 40 is event# for received msgs */ - /* 2 is event# of posted requests sent */ - perfctrrx = REG_SET_FIELD(perfctrrx, PCIE_PERF_CNTL_TXCLK3, EVENT0_SEL, 40); - perfctrtx = REG_SET_FIELD(perfctrtx, PCIE_PERF_CNTL_TXCLK7, EVENT0_SEL, 2); - - /* Write to enable desired perf counters */ - WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctrrx); - WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK7, perfctrtx); - - /* Zero out and enable SHADOW_WR - * Write 0x6: - * Bit 1 = Global Shadow wr(1) - * Bit 2 = Global counter reset enable(1) - */ - WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000006); - - /* Enable Gloabl Counter - * Write 0x1: - * Bit 0 = Global Counter Enable(1) - */ - WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000001); - - msleep(1000); +#define MMIO_REG_HOLE_OFFSET 0x1A000 - /* Disable Global Counter, Reset and enable SHADOW_WR - * Write 0x6: - * Bit 1 = Global Shadow wr(1) - * Bit 2 = Global counter reset enable(1) - */ - WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000006); - - /* Get the upper and lower count */ - *count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | - ((uint64_t)RREG32_PCIE(smnPCIE_PERF_COUNT0_UPVAL_TXCLK3) << 32); - *count1 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK7) | - ((uint64_t)RREG32_PCIE(smnPCIE_PERF_COUNT0_UPVAL_TXCLK7) << 32); +static void nbio_v7_9_set_reg_remap(struct amdgpu_device *adev) +{ + if (!amdgpu_sriov_vf(adev) && (PAGE_SIZE <= 4096)) { + adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET; + adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET; + } else { + adev->rmmio_remap.reg_offset = + SOC15_REG_OFFSET( + NBIO, 0, + regBIF_BX_DEV0_EPF0_VF0_HDP_MEM_COHERENCY_FLUSH_CNTL) + << 2; + adev->rmmio_remap.bus_addr = 0; + } } const struct amdgpu_nbio_funcs nbio_v7_9_funcs = { @@ -530,24 +505,26 @@ const struct amdgpu_nbio_funcs nbio_v7_9_funcs = { .remap_hdp_registers = nbio_v7_9_remap_hdp_registers, .get_compute_partition_mode = nbio_v7_9_get_compute_partition_mode, .get_memory_partition_mode = nbio_v7_9_get_memory_partition_mode, + .is_nps_switch_requested = nbio_v7_9_is_nps_switch_requested, .init_registers = nbio_v7_9_init_registers, - .get_pcie_replay_count = nbio_v7_9_get_pcie_replay_count, - .get_pcie_usage = nbio_v7_9_get_pcie_usage, + .set_reg_remap = nbio_v7_9_set_reg_remap, }; static void nbio_v7_9_query_ras_error_count(struct amdgpu_device *adev, void *ras_error_status) { - return; } static void nbio_v7_9_handle_ras_controller_intr_no_bifring(struct amdgpu_device *adev) { uint32_t bif_doorbell_intr_cntl; struct ras_manager *obj = amdgpu_ras_find_obj(adev, adev->nbio.ras_if); - struct ras_err_data err_data = {0, 0, 0, NULL}; + struct ras_err_data err_data; struct amdgpu_ras *ras = amdgpu_ras_get_context(adev); + if (amdgpu_ras_error_data_init(&err_data)) + return; + bif_doorbell_intr_cntl = RREG32_SOC15(NBIO, 0, regBIF_BX0_BIF_DOORBELL_INT_CNTL); if (REG_GET_FIELD(bif_doorbell_intr_cntl, @@ -572,8 +549,7 @@ static void nbio_v7_9_handle_ras_controller_intr_no_bifring(struct amdgpu_device if (err_data.ce_count) dev_info(adev->dev, "%ld correctable hardware " - "errors detected in %s block, " - "no user action is needed.\n", + "errors detected in %s block\n", obj->err_data.ce_count, get_ras_block_str(adev->nbio.ras_if)); @@ -586,12 +562,9 @@ static void nbio_v7_9_handle_ras_controller_intr_no_bifring(struct amdgpu_device dev_info(adev->dev, "RAS controller interrupt triggered " "by NBIF error\n"); - - /* ras_controller_int is dedicated for nbif ras error, - * not the global interrupt for sync flood - */ - amdgpu_ras_reset_gpu(adev); } + + amdgpu_ras_error_data_fini(&err_data); } static void nbio_v7_9_handle_ras_err_event_athub_intr_no_bifring(struct amdgpu_device *adev) |