Remove implementation to get pcie usage for nbio v7.9 as pcie usage is handled by fw
This reverts commit 59070fd9ccea58c3363d39f69c25fa98c71eb02f. Signed-off-by: Asad Kamal <asad.ka...@amd.com> Reviewed-by: Lijo Lazar <lijo.la...@amd.com> --- drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c | 63 ------------------- drivers/gpu/drm/amd/amdgpu/soc15.c | 2 +- .../asic_reg/nbio/nbio_7_9_0_sh_mask.h | 8 --- 3 files changed, 1 insertion(+), 72 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c index b4723d68eab0..40d1e209eab7 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c @@ -35,15 +35,6 @@ /* 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, @@ -484,59 +475,6 @@ static u64 nbio_v7_9_get_pcie_replay_count(struct amdgpu_device *adev) return (nak_r + nak_g); } -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); - - /* 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); -} - const struct amdgpu_nbio_funcs nbio_v7_9_funcs = { .get_hdp_flush_req_offset = nbio_v7_9_get_hdp_flush_req_offset, .get_hdp_flush_done_offset = nbio_v7_9_get_hdp_flush_done_offset, @@ -561,7 +499,6 @@ const struct amdgpu_nbio_funcs nbio_v7_9_funcs = { .get_memory_partition_mode = nbio_v7_9_get_memory_partition_mode, .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, }; static void nbio_v7_9_query_ras_error_count(struct amdgpu_device *adev, diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index c64c01e2944a..7fc55e3262eb 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -895,7 +895,7 @@ static const struct amdgpu_asic_funcs aqua_vanjaram_asic_funcs = .get_config_memsize = &soc15_get_config_memsize, .need_full_reset = &soc15_need_full_reset, .init_doorbell_index = &aqua_vanjaram_doorbell_index_init, - .get_pcie_usage = &amdgpu_nbio_get_pcie_usage, + .get_pcie_usage = &vega20_get_pcie_usage, .need_reset_on_init = &soc15_need_reset_on_init, .get_pcie_replay_count = &amdgpu_nbio_get_pcie_replay_count, .supports_baco = &soc15_supports_baco, diff --git a/drivers/gpu/drm/amd/include/asic_reg/nbio/nbio_7_9_0_sh_mask.h b/drivers/gpu/drm/amd/include/asic_reg/nbio/nbio_7_9_0_sh_mask.h index e0c28c29ddb0..a22481e7bcdb 100644 --- a/drivers/gpu/drm/amd/include/asic_reg/nbio/nbio_7_9_0_sh_mask.h +++ b/drivers/gpu/drm/amd/include/asic_reg/nbio/nbio_7_9_0_sh_mask.h @@ -38896,13 +38896,5 @@ #define RCC_DEV0_EPF0_VF7_GFXMSIX_PBA__MSIX_PENDING_BITS_0_MASK 0x00000001L #define RCC_DEV0_EPF0_VF7_GFXMSIX_PBA__MSIX_PENDING_BITS_1_MASK 0x00000002L -//PCIE_PERF_CNTL_TXCLK3 -#define PCIE_PERF_CNTL_TXCLK3__EVENT0_SEL__SHIFT 0x0 -#define PCIE_PERF_CNTL_TXCLK3__EVENT0_SEL_MASK 0x000000FFL - -//PCIE_PERF_CNTL_TXCLK7 -#define PCIE_PERF_CNTL_TXCLK7__EVENT0_SEL__SHIFT 0x0 -#define PCIE_PERF_CNTL_TXCLK7__EVENT0_SEL_MASK 0x000000FFL - #endif -- 2.42.0