From 148030d491eb0bc69792e800291ee61722ad1a51 Mon Sep 17 00:00:00 2001 From: "Philip.Cox@amd.com" Date: Tue, 26 Nov 2019 14:28:24 -0500 Subject: [PATCH 4644/4736] drm/amdkfd: kfd debugger -- set DISPATCH_PTR We need to set bit 14 in mqd var CP_HQD_HQ_STATUS0 to have the CP set the DISPATCH_PTR which is needed for the debugger. Bug: SWDEV-208421 Change-Id: I2b98afc392a9299210aa2b6faa00fc83b27e51eb Signed-off-by: Philip.Cox@amd.com --- drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c index f9ee530774bf..1b35cad950b4 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c @@ -193,6 +193,11 @@ static void init_mqd(struct mqd_manager *mm, void **mqd, 1 << CP_HQD_QUANTUM__QUANTUM_SCALE__SHIFT | 10 << CP_HQD_QUANTUM__QUANTUM_DURATION__SHIFT; + /* Set cp_hqd_hq_status0 bit 14 to 1 to have the CP set up the + * DISPATCH_PTR. This is required for the kfd debugger + */ + m->cp_hqd_hq_status0 = 1 << 14; + if (q->format == KFD_QUEUE_FORMAT_AQL) { m->cp_hqd_aql_control = 1 << CP_HQD_AQL_CONTROL__CONTROL0__SHIFT; -- 2.17.1