From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c | 39 ++++++++++++---------------------------
1 files changed, 12 insertions(+), 27 deletions(-)
diff --git a/kernel/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c b/kernel/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c
index 6f9c549..7b2fb05 100644
--- a/kernel/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c
+++ b/kernel/drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c
@@ -27,11 +27,8 @@
#include "nbio/nbio_6_1_default.h"
#include "nbio/nbio_6_1_offset.h"
#include "nbio/nbio_6_1_sh_mask.h"
+#include "nbio/nbio_6_1_smn.h"
#include "vega10_enum.h"
-
-#define smnCPM_CONTROL 0x11180460
-#define smnPCIE_CNTL2 0x11180070
-#define smnPCIE_CONFIG_CNTL 0x11180044
static u32 nbio_v6_1_get_rev_id(struct amdgpu_device *adev)
{
@@ -71,7 +68,7 @@
}
static void nbio_v6_1_sdma_doorbell_range(struct amdgpu_device *adev, int instance,
- bool use_doorbell, int doorbell_index)
+ bool use_doorbell, int doorbell_index, int doorbell_size)
{
u32 reg = instance == 0 ? SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA0_DOORBELL_RANGE) :
SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA1_DOORBELL_RANGE);
@@ -80,7 +77,7 @@
if (use_doorbell) {
doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, OFFSET, doorbell_index);
- doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 2);
+ doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, doorbell_size);
} else
doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 0);
@@ -121,7 +118,8 @@
if (use_doorbell) {
ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range, BIF_IH_DOORBELL_RANGE, OFFSET, doorbell_index);
- ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range, BIF_IH_DOORBELL_RANGE, SIZE, 2);
+ ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range,
+ BIF_IH_DOORBELL_RANGE, SIZE, 6);
} else
ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range, BIF_IH_DOORBELL_RANGE, SIZE, 0);
@@ -228,7 +226,7 @@
return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_DATA2);
}
-static const struct nbio_hdp_flush_reg nbio_v6_1_hdp_flush_reg = {
+const struct nbio_hdp_flush_reg nbio_v6_1_hdp_flush_reg = {
.ref_and_mask_cp0 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP0_MASK,
.ref_and_mask_cp1 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP1_MASK,
.ref_and_mask_cp2 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP2_MASK,
@@ -243,23 +241,6 @@
.ref_and_mask_sdma1 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__SDMA1_MASK
};
-static void nbio_v6_1_detect_hw_virt(struct amdgpu_device *adev)
-{
- uint32_t reg;
-
- reg = RREG32_SOC15(NBIO, 0, mmRCC_PF_0_0_RCC_IOV_FUNC_IDENTIFIER);
- if (reg & 1)
- adev->virt.caps |= AMDGPU_SRIOV_CAPS_IS_VF;
-
- if (reg & 0x80000000)
- adev->virt.caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV;
-
- if (!reg) {
- if (is_virtual_machine()) /* passthrough mode exclus sriov mod */
- adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE;
- }
-}
-
static void nbio_v6_1_init_registers(struct amdgpu_device *adev)
{
uint32_t def, data;
@@ -270,10 +251,15 @@
if (def != data)
WREG32_PCIE(smnPCIE_CONFIG_CNTL, data);
+
+ def = data = RREG32_PCIE(smnPCIE_CI_CNTL);
+ data = REG_SET_FIELD(data, PCIE_CI_CNTL, CI_SLV_ORDERING_DIS, 1);
+
+ if (def != data)
+ WREG32_PCIE(smnPCIE_CI_CNTL, data);
}
const struct amdgpu_nbio_funcs nbio_v6_1_funcs = {
- .hdp_flush_reg = &nbio_v6_1_hdp_flush_reg,
.get_hdp_flush_req_offset = nbio_v6_1_get_hdp_flush_req_offset,
.get_hdp_flush_done_offset = nbio_v6_1_get_hdp_flush_done_offset,
.get_pcie_index_offset = nbio_v6_1_get_pcie_index_offset,
@@ -291,5 +277,4 @@
.get_clockgating_state = nbio_v6_1_get_clockgating_state,
.ih_control = nbio_v6_1_ih_control,
.init_registers = nbio_v6_1_init_registers,
- .detect_hw_virt = nbio_v6_1_detect_hw_virt,
};
--
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