diff options
author | Oded Gabbay <ogabbay@kernel.org> | 2022-01-08 21:57:57 +0200 |
---|---|---|
committer | Oded Gabbay <ogabbay@kernel.org> | 2022-02-28 14:22:01 +0200 |
commit | 8d96430784fc810e6adfa61bf6bf56cdcdeb7a69 (patch) | |
tree | fc2885d2da420a1f674adede2c5b4e4ed35cca4d /drivers/misc/habanalabs/common/firmware_if.c | |
parent | 9e2884ce989aa3c6e5a6c69b83664376cd2d98fd (diff) | |
download | linux-8d96430784fc810e6adfa61bf6bf56cdcdeb7a69.tar.bz2 |
habanalabs: remove hwmgr.c
The two remaining functions in this file belong to firmware_if.c,
as they communicate with the firmware.
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Diffstat (limited to 'drivers/misc/habanalabs/common/firmware_if.c')
-rw-r--r-- | drivers/misc/habanalabs/common/firmware_if.c | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/drivers/misc/habanalabs/common/firmware_if.c b/drivers/misc/habanalabs/common/firmware_if.c index 6775c5c3166b..f7ccbd288510 100644 --- a/drivers/misc/habanalabs/common/firmware_if.c +++ b/drivers/misc/habanalabs/common/firmware_if.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 /* - * Copyright 2016-2021 HabanaLabs, Ltd. + * Copyright 2016-2022 HabanaLabs, Ltd. * All Rights Reserved. */ @@ -2682,3 +2682,43 @@ int hl_fw_init_cpu(struct hl_device *hdev) hl_fw_dynamic_init_cpu(hdev, fw_loader) : hl_fw_static_init_cpu(hdev, fw_loader); } + +void hl_fw_set_pll_profile(struct hl_device *hdev, enum hl_pll_frequency freq) +{ + hl_set_frequency(hdev, hdev->asic_prop.clk_pll_index, + hdev->asic_prop.max_freq_value); +} + +int hl_fw_get_clk_rate(struct hl_device *hdev, u32 *cur_clk, u32 *max_clk) +{ + long value; + + if (!hl_device_operational(hdev, NULL)) + return -ENODEV; + + if (!hdev->pdev) { + *cur_clk = 0; + *max_clk = 0; + return 0; + } + + value = hl_get_frequency(hdev, hdev->asic_prop.clk_pll_index, false); + + if (value < 0) { + dev_err(hdev->dev, "Failed to retrieve device max clock %ld\n", value); + return value; + } + + *max_clk = (value / 1000 / 1000); + + value = hl_get_frequency(hdev, hdev->asic_prop.clk_pll_index, true); + + if (value < 0) { + dev_err(hdev->dev, "Failed to retrieve device current clock %ld\n", value); + return value; + } + + *cur_clk = (value / 1000 / 1000); + + return 0; +} |