diff options
Diffstat (limited to 'kernel/gsp_phys_gpu.c')
| -rw-r--r-- | kernel/gsp_phys_gpu.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/kernel/gsp_phys_gpu.c b/kernel/gsp_phys_gpu.c index 54fa84a..1bb6f1d 100644 --- a/kernel/gsp_phys_gpu.c +++ b/kernel/gsp_phys_gpu.c @@ -182,24 +182,32 @@ bool gsp_phys_srv_ctxbuf_value(void) EXPORT_SYMBOL_GPL(gsp_phys_srv_ctxbuf_value); /* - * Server-managed GR context client commit (default 1). On the - * gsp_phys_srv_ctxbuf path the ladder sends GPU_INITIALIZE_CTX + a PA-only - * GPU_PROMOTE_CTX for the server-reported MAIN context buffer. Set 0 to test - * the pure server-managed shape: the GSP-RM allocated/mapped/committed the - * context itself and no client control is sent. + * Server-managed GR context client-commit mode. 1 (default): map the + * server/client MAIN at the ladder ctx VA, GPU_INITIALIZE_CTX installs the + * memdesc, then the UVM-shape VA-only promote (bInitialize=0). 2 = client + * (V6) variant only: no INITIALIZE_CTX and one combined PA+VA MAIN entry + * with bInitialize=1, bNonmapped=0 (the init half plus the promote half), so + * the first ctxsw initializes from the golden image. 0 = pure + * server-managed, no client controls. */ -static bool gsp_phys_srv_ctxcommit_param = true; +static int gsp_phys_srv_ctxcommit_param = 1; module_param_named(gsp_phys_rmcall_srv_ctxcommit, gsp_phys_srv_ctxcommit_param, - bool, 0644); + int, 0644); MODULE_PARM_DESC(gsp_phys_rmcall_srv_ctxcommit, - "On the server-managed GR ctx path send GPU_INITIALIZE_CTX + PA-only GPU_PROMOTE_CTX for the server MAIN (default 1); 0 = pure server-managed, no client promote"); + "Server-managed GR ctx client commit: 1 = INITIALIZE_CTX + VA-only promote (default), 2 = V6 client combined init+VA entry without INITIALIZE_CTX, 0 = none"); bool gsp_phys_srv_ctxcommit_value(void) { - return gsp_phys_srv_ctxcommit_param; + return gsp_phys_srv_ctxcommit_param != 0; } EXPORT_SYMBOL_GPL(gsp_phys_srv_ctxcommit_value); +int gsp_phys_srv_ctxcommit_mode(void) +{ + return gsp_phys_srv_ctxcommit_param; +} +EXPORT_SYMBOL_GPL(gsp_phys_srv_ctxcommit_mode); + /* * Force one channel-alloc variant id on the GR ladder (default 0 = the * promote-mode-selected default). 5 = V5 (client memdescs, no skip-ctxbuffer; |