diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/gsp_rm_emulation.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/kernel/gsp_rm_emulation.c b/kernel/gsp_rm_emulation.c index 18bc2d7..d1f17cb 100644 --- a/kernel/gsp_rm_emulation.c +++ b/kernel/gsp_rm_emulation.c @@ -259,22 +259,6 @@ static int gsp_rm_send(struct gsp_emu_context *ctx, u32 function, return -EOVERFLOW; } - /* EXPERIMENT: poison every 17th fn-10 reply's seqNum (and recompute - * the checksum so it stays valid) to elicit the driver's - * "Bad sequence number. Expected X got Y" log - reveals the driver's - * rxSeqNum expectation vs our stat_seq. */ - if (function == 10) { - u32 bad = rm->stat_seq + 100; - u32 msg_len = GSPRM_ELEM_HDR_SIZE + sizeof(struct gsprm_rpc_header) + data_len; - u32 aligned = (msg_len + 7) & ~7U; - - memcpy(buf + 0x24, &bad, 4); - *(u32 *)(buf + 0x20) = 0; - *(u32 *)(buf + 0x20) = gsp_rm_checksum32(buf, aligned); - nv_vgpu_warn(ctx->vgpu, "GSPRM: poisoned fn10 wire seq -> %u (stat_seq=%u)", - bad, rm->stat_seq + 1); - } - /* Check we don't overflow the status queue */ if (elem_count > rm->stat_msgcount) { nv_vgpu_err(ctx->vgpu, "GSPRM: record too large: %u elements > queue %u", @@ -341,26 +325,6 @@ static int gsp_rm_send(struct gsp_emu_context *ctx, u32 function, * drain while a poller waits for it (same as real GSP-RM). */ gsp_emu_inject_completion_interrupt(ctx, rm->stat_seq); - /* DEBUG: read back a fn-10 reply record and verify the wire bytes */ - if (function == 10) { - u8 dbg[0x50]; - u32 slot = (rm->stat_write + rm->stat_msgcount - 1) % - rm->stat_msgcount; - u64 off = rm->stat_off + rm->entry_off + - (u64)slot * GSPRM_QUEUE_ELEMENT_SIZE; - u32 wp = 0; - - if (!gsp_rm_read_buf(ctx, off, dbg, sizeof(dbg))) - print_hex_dump(KERN_INFO, "GSPRM fn10 reply: ", - DUMP_PREFIX_OFFSET, 16, 8, dbg, - sizeof(dbg), false); - - /* confirm our writePtr update landed at stat_off+0x10 */ - gsp_rm_read_buf(ctx, rm->stat_off + 0x10, &wp, sizeof(wp)); - nv_vgpu_info(ctx->vgpu, "GSPRM fn10: stat_write=%u hdr_writePtr=0x%x drv_rp_cmd=0x%x", - rm->stat_write, wp, 0); - } - return 0; } |