diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath12k/mhi.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath12k/mhi.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/net/wireless/ath/ath12k/mhi.c b/drivers/net/wireless/ath/ath12k/mhi.c index 39e640293cdc..d5441ddb374b 100644 --- a/drivers/net/wireless/ath/ath12k/mhi.c +++ b/drivers/net/wireless/ath/ath12k/mhi.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/msi.h> @@ -251,6 +251,7 @@ static int ath12k_mhi_get_msi(struct ath12k_pci *ab_pci) u32 user_base_data, base_vector; int ret, num_vectors, i; int *irq; + unsigned int msi_data; ret = ath12k_pci_get_user_msi_assignment(ab, "MHI", &num_vectors, @@ -265,9 +266,15 @@ static int ath12k_mhi_get_msi(struct ath12k_pci *ab_pci) if (!irq) return -ENOMEM; - for (i = 0; i < num_vectors; i++) - irq[i] = ath12k_pci_get_msi_irq(ab->dev, - base_vector + i); + msi_data = base_vector; + for (i = 0; i < num_vectors; i++) { + if (test_bit(ATH12K_PCI_FLAG_MULTI_MSI_VECTORS, &ab_pci->flags)) + irq[i] = ath12k_pci_get_msi_irq(ab->dev, + msi_data++); + else + irq[i] = ath12k_pci_get_msi_irq(ab->dev, + msi_data); + } ab_pci->mhi_ctrl->irq = irq; ab_pci->mhi_ctrl->nr_irqs = num_vectors; @@ -374,6 +381,9 @@ int ath12k_mhi_register(struct ath12k_pci *ab_pci) goto free_controller; } + if (!test_bit(ATH12K_PCI_FLAG_MULTI_MSI_VECTORS, &ab_pci->flags)) + mhi_ctrl->irq_flags = IRQF_SHARED | IRQF_NOBALANCING; + mhi_ctrl->iova_start = 0; mhi_ctrl->iova_stop = 0xffffffff; mhi_ctrl->sbl_size = SZ_512K; |