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path: root/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c45
1 files changed, 36 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
index 40d1e209eab7..a376f072700d 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"
@@ -178,8 +177,12 @@ 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,
@@ -187,7 +190,7 @@ 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,
@@ -205,7 +208,7 @@ 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);
@@ -401,6 +404,17 @@ 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)
{
@@ -422,12 +436,6 @@ static void nbio_v7_9_init_registers(struct amdgpu_device *adev)
u32 inst_mask;
int i;
- if (amdgpu_sriov_vf(adev))
- adev->rmmio_remap.reg_offset =
- SOC15_REG_OFFSET(
- NBIO, 0,
- regBIF_BX_DEV0_EPF0_VF0_HDP_MEM_COHERENCY_FLUSH_CNTL)
- << 2;
WREG32_SOC15(NBIO, 0, regXCC_DOORBELL_FENCE,
0xff & ~(adev->gfx.xcc_mask));
@@ -475,6 +483,23 @@ static u64 nbio_v7_9_get_pcie_replay_count(struct amdgpu_device *adev)
return (nak_r + nak_g);
}
+#define MMIO_REG_HOLE_OFFSET 0x1A000
+
+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 = {
.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,
@@ -497,8 +522,10 @@ 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,
+ .set_reg_remap = nbio_v7_9_set_reg_remap,
};
static void nbio_v7_9_query_ras_error_count(struct amdgpu_device *adev,