diff options
| author | farah kassabri <fkassabri@habana.ai> | 2022-11-13 17:44:17 +0200 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2023-01-26 10:56:19 +0200 |
| commit | 089a19218df5640f4b45715de4a5cf6be122d21d (patch) | |
| tree | 80bea507a120045d652ee3f8c17db758c7005d34 /drivers/misc/habanalabs/common/firmware_if.c | |
| parent | 932fba60c98c22f207b424333481609b2ab42428 (diff) | |
| download | linux-stable-089a19218df5640f4b45715de4a5cf6be122d21d.tar.gz | |
habanalabs: read binning info from preboot
Sometimes we need the binning info at a very early state of the
driver initialization. Therefore, support was added in preboot to
provide the binning info as part of the f/w descriptor and the driver
can now use that.
Signed-off-by: farah kassabri <fkassabri@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
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 | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/drivers/misc/habanalabs/common/firmware_if.c b/drivers/misc/habanalabs/common/firmware_if.c index 228b92278e48..4f364c3085fe 100644 --- a/drivers/misc/habanalabs/common/firmware_if.c +++ b/drivers/misc/habanalabs/common/firmware_if.c @@ -2560,13 +2560,35 @@ static int hl_fw_dynamic_init_cpu(struct hl_device *hdev, } if (!(hdev->fw_components & FW_TYPE_BOOT_CPU)) { + struct lkd_fw_binning_info *binning_info; + rc = hl_fw_dynamic_request_descriptor(hdev, fw_loader, 0); if (rc) goto protocol_err; /* read preboot version */ - return hl_fw_dynamic_read_device_fw_version(hdev, FW_COMP_PREBOOT, + rc = hl_fw_dynamic_read_device_fw_version(hdev, FW_COMP_PREBOOT, fw_loader->dynamic_loader.comm_desc.cur_fw_ver); + + if (rc) + goto out; + + /* read binning info from preboot */ + if (hdev->support_preboot_binning) { + binning_info = &fw_loader->dynamic_loader.comm_desc.binning_info; + hdev->tpc_binning = le64_to_cpu(binning_info->tpc_mask_l); + hdev->dram_binning = le32_to_cpu(binning_info->dram_mask); + hdev->edma_binning = le32_to_cpu(binning_info->edma_mask); + hdev->decoder_binning = le32_to_cpu(binning_info->dec_mask); + hdev->rotator_binning = le32_to_cpu(binning_info->rot_mask); + + dev_dbg(hdev->dev, + "Read binning masks: tpc: 0x%llx, dram: 0x%llx, edma: 0x%x, dec: 0x%x, rot:0x%x\n", + hdev->tpc_binning, hdev->dram_binning, hdev->edma_binning, + hdev->decoder_binning, hdev->rotator_binning); + } +out: + return rc; } /* load boot fit to FW */ |