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gpu: nvgpu: update pmu init ack to support new unit id

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Added new command management unit id which will be received
as INIT ack from PMU ucode upon boot,
For legacy chips its called as INIT id, now changed to command
management id to initialize the command/message setup.

JIRA NVGPU-5185

Change-Id: I85203b373cef032f75b053b903d8b6763585be1f
Signed-off-by: mkumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2396450
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
mkumbar
2020-08-10 07:06:40 +05:30
committed by Alex Waterman
parent 880a639a86
commit 3cc0dec8e7
2 changed files with 3 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/nvgpu/common/pmu/ipc/pmu_msg.c
View File

@@ -321,7 +321,8 @@ static int pmu_process_init_msg_fb(struct gk20a *g, struct nvgpu_pmu *pmu,
pmu_read_init_msg_fb(g, pmu, tail, PMU_MSG_HDR_SIZE,
(void *)&msg->hdr);
if (msg->hdr.unit_id != PMU_UNIT_INIT_DGPU) {
if (msg->hdr.unit_id != PMU_UNIT_INIT_DGPU &&
msg->hdr.unit_id != PMU_UNIT_CMDMGMT) {
nvgpu_err(g, "FB MSG Q: expecting init msg");
err = -EINVAL;
goto exit;

1
drivers/gpu/nvgpu/include/nvgpu/pmu/pmuif/nvgpu_cmdif.h
View File

@@ -28,6 +28,7 @@
#include "seq.h"
#define PMU_UNIT_REWIND U8(0x00)
#define PMU_UNIT_CMDMGMT U8(0x01)
#define PMU_UNIT_PG U8(0x03)
#define PMU_UNIT_INIT U8(0x07)
#define PMU_UNIT_ACR U8(0x0A)