Messages in this thread Patch in this message | | | From | Oded Gabbay <> | Subject | [PATCH] habanalabs/goya: move mmu_prepare to context init | Date | Tue, 8 Dec 2020 17:57:48 +0200 |
| |
From: Ohad Sharabi <osharabi@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: Ohad Sharabi <osharabi@habana.ai> Reviewed-by: Oded Gabbay <ogabbay@kernel.org> Signed-off-by: Oded Gabbay <ogabbay@kernel.org> --- drivers/misc/habanalabs/goya/goya.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c index 6ae34905d34f..dc32091d9b4b 100644 --- a/drivers/misc/habanalabs/goya/goya.c +++ b/drivers/misc/habanalabs/goya/goya.c @@ -4876,8 +4876,6 @@ int goya_context_switch(struct hl_device *hdev, u32 asid) WREG32(mmTPC_PLL_CLK_RLX_0, 0x200020); - goya_mmu_prepare(hdev, asid); - goya_clear_sm_regs(hdev); return 0; @@ -5312,6 +5310,9 @@ static int goya_get_eeprom_data(struct hl_device *hdev, void *data, static int goya_ctx_init(struct hl_ctx *ctx) { + if (ctx->asid != HL_KERNEL_ASID_ID) + goya_mmu_prepare(ctx->hdev, ctx->asid); + return 0; } -- 2.17.1
| |