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.kamal@xxxxxxx>
Reviewed-by: Lijo Lazar <lijo.lazar@xxxxxxx>
---
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
