Messages in this thread Patch in this message | | | From | Oded Gabbay <> | Subject | [PATCH] habanalabs/gaudi: move mmu_prepare to context init | Date | Mon, 2 Nov 2020 21:46:16 +0200 |
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From: Ofir Bitton <obitton@habana.ai>
Currently mmu_prepare is located at context switch. Since we support a single context, no reason to reconfigure the MMU registers every context switch.
Signed-off-by: Ofir Bitton <obitton@habana.ai> Reviewed-by: Oded Gabbay <ogabbay@kernel.org> Signed-off-by: Oded Gabbay <ogabbay@kernel.org> --- drivers/misc/habanalabs/gaudi/gaudi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index 5f65a1691551..2910f427c716 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -4505,8 +4505,6 @@ static int gaudi_context_switch(struct hl_device *hdev, u32 asid) return rc; } - gaudi_mmu_prepare(hdev, asid); - gaudi_restore_user_registers(hdev); return 0; @@ -6359,6 +6357,8 @@ static enum hl_device_hw_state gaudi_get_hw_state(struct hl_device *hdev) static int gaudi_ctx_init(struct hl_ctx *ctx) { + gaudi_mmu_prepare(ctx->hdev, ctx->asid); + return 0; } -- 2.17.1
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