From: Ben Goz <ben.goz@xxxxxxx>
This commit is a bug fix for 32b hsa processes support
Signed-off-by: Ben Goz <ben.goz@xxxxxxx>
Signed-off-by: Oded Gabbay <oded.gabbay@xxxxxxx>
---
drivers/gpu/hsa/radeon/cik_regs.h | 1 +
drivers/gpu/hsa/radeon/kfd_device_queue_manager.c | 8 +++++---
2 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/hsa/radeon/cik_regs.h b/drivers/gpu/hsa/radeon/cik_regs.h
index fa5ec01..a6404e3 100644
--- a/drivers/gpu/hsa/radeon/cik_regs.h
+++ b/drivers/gpu/hsa/radeon/cik_regs.h
@@ -45,6 +45,7 @@
/* if PTR32, this is the upper limit of GPUVM */
#define SH_MEM_CONFIG 0x8C34
#define PTR32 (1 << 0)
+#define PRIVATE_ATC (1 << 1)
#define ALIGNMENT_MODE(x) ((x) << 2)
#define SH_MEM_ALIGNMENT_MODE_DWORD 0
#define SH_MEM_ALIGNMENT_MODE_DWORD_STRICT 1
diff --git a/drivers/gpu/hsa/radeon/kfd_device_queue_manager.c b/drivers/gpu/hsa/radeon/kfd_device_queue_manager.c
index 01573b1..3e1def1 100644
--- a/drivers/gpu/hsa/radeon/kfd_device_queue_manager.c
+++ b/drivers/gpu/hsa/radeon/kfd_device_queue_manager.c
@@ -90,15 +90,17 @@ static void init_process_memory(struct device_queue_manager *dqm, struct qcm_pro
if (qpd->pqm->process->is_32bit_user_mode) {
temp = get_sh_mem_bases_32(qpd->pqm->process, dqm->dev);
qpd->sh_mem_bases = SHARED_BASE(temp);
+ qpd->sh_mem_config = PTR32;
} else {
temp = get_sh_mem_bases_nybble_64(qpd->pqm->process, dqm->dev);
qpd->sh_mem_bases = compute_sh_mem_bases_64bit(temp);
+ qpd->sh_mem_config = 0;
}
- qpd->sh_mem_config = ALIGNMENT_MODE(SH_MEM_ALIGNMENT_MODE_UNALIGNED);
+ qpd->sh_mem_config |= ALIGNMENT_MODE(SH_MEM_ALIGNMENT_MODE_UNALIGNED);
qpd->sh_mem_config |= DEFAULT_MTYPE(MTYPE_NONCACHED);
qpd->sh_mem_ape1_limit = 0;
- qpd->sh_mem_ape1_base = 1;
+ qpd->sh_mem_ape1_base = 0;
pr_debug("kfd: is32bit process: %d sh_mem_bases nybble: 0x%X and register 0x%X\n",
qpd->pqm->process->is_32bit_user_mode, temp, qpd->sh_mem_bases);
@@ -854,7 +856,7 @@ static int execute_queues_cpsch(struct device_queue_manager *dqm)
}
if (dqm->queue_count <= 0 || dqm->processes_count <= 0)
- return 0;
+ return 0;
mutex_lock(&dqm->lock);
if (dqm->active_runlist) {
--
1.9.1
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