diff options
| author | Oded Gabbay <oded.gabbay@gmail.com> | 2019-05-29 15:27:48 +0300 |
|---|---|---|
| committer | Oded Gabbay <oded.gabbay@gmail.com> | 2019-05-29 15:27:48 +0300 |
| commit | 7aa2227affb510c609954000943e4bdce06d112c (patch) | |
| tree | 7acb55dffb1db15d08fdc388cf6f0e5415970274 /drivers/misc/habanalabs/context.c | |
| parent | 37d68ce5274fac8bb0a225f9005492bc53bd2393 (diff) | |
habanalabs: initialize MMU context for driver
This patch initializes the MMU structures for the kernel context. This is
needed before we can configure mappings for the kernel context.
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Diffstat (limited to 'drivers/misc/habanalabs/context.c')
| -rw-r--r-- | drivers/misc/habanalabs/context.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/misc/habanalabs/context.c b/drivers/misc/habanalabs/context.c index 280f4625e313..8682590e3f6e 100644 --- a/drivers/misc/habanalabs/context.c +++ b/drivers/misc/habanalabs/context.c @@ -36,6 +36,8 @@ static void hl_ctx_fini(struct hl_ctx *ctx) hl_vm_ctx_fini(ctx); hl_asid_free(hdev, ctx->asid); + } else { + hl_mmu_ctx_fini(ctx); } } @@ -119,6 +121,11 @@ int hl_ctx_init(struct hl_device *hdev, struct hl_ctx *ctx, bool is_kernel_ctx) if (is_kernel_ctx) { ctx->asid = HL_KERNEL_ASID_ID; /* KMD gets ASID 0 */ + rc = hl_mmu_ctx_init(ctx); + if (rc) { + dev_err(hdev->dev, "Failed to init mmu ctx module\n"); + goto mem_ctx_err; + } } else { ctx->asid = hl_asid_alloc(hdev); if (!ctx->asid) { |