UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/amdgpu: also reroute VMC and UMD to IH ring 1 on Vega 20 

Same patch we alredy did for Vega10. Just re-route page faults to a separate
ring to avoid drowning in interrupts.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2019-03-04 19:34:34 +01:00 committed by Alex Deucher
parent 516bc3d8dd
commit b849aaa41c
1 changed files with 36 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
drivers/gpu/drm/amd/amdgpu/psp_v11_0.c
View File

@ -33,6 +33,9 @@
#include "sdma0/sdma0_4_0_offset.h"
#include "nbio/nbio_7_4_offset.h"
#include "oss/osssys_4_0_offset.h"
#include "oss/osssys_4_0_sh_mask.h"
MODULE_FIRMWARE("amdgpu/vega20_sos.bin");
MODULE_FIRMWARE("amdgpu/vega20_asd.bin");
MODULE_FIRMWARE("amdgpu/vega20_ta.bin");
@ -217,6 +220,37 @@ static int psp_v11_0_bootloader_load_sos(struct psp_context *psp)
return ret;
}
static void psp_v11_0_reroute_ih(struct psp_context *psp)
{
struct amdgpu_device *adev = psp->adev;
uint32_t tmp;
/* Change IH ring for VMC */
tmp = REG_SET_FIELD(0, IH_CLIENT_CFG_DATA, CREDIT_RETURN_ADDR, 0x1244b);
tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, CLIENT_TYPE, 1);
tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, RING_ID, 1);
WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, 3);
WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, tmp);
WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, GFX_CTRL_CMD_ID_GBR_IH_SET);
mdelay(20);
psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64),
0x80000000, 0x8000FFFF, false);
/* Change IH ring for UMC */
tmp = REG_SET_FIELD(0, IH_CLIENT_CFG_DATA, CREDIT_RETURN_ADDR, 0x1216b);
tmp = REG_SET_FIELD(tmp, IH_CLIENT_CFG_DATA, RING_ID, 1);
WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, 4);
WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, tmp);
WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, GFX_CTRL_CMD_ID_GBR_IH_SET);
mdelay(20);
psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64),
0x80000000, 0x8000FFFF, false);
}
static int psp_v11_0_ring_init(struct psp_context *psp,
enum psp_ring_type ring_type)
{
@ -224,6 +258,8 @@ static int psp_v11_0_ring_init(struct psp_context *psp,
struct psp_ring *ring;
struct amdgpu_device *adev = psp->adev;
psp_v11_0_reroute_ih(psp);
ring = &psp->km_ring;
ring->ring_type = ring_type;