diff options
| -rw-r--r-- | drivers/bus/mhi/pci_generic.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c index a761b3973e77..a6426b91e32f 100644 --- a/drivers/bus/mhi/pci_generic.c +++ b/drivers/bus/mhi/pci_generic.c @@ -154,7 +154,7 @@ static const struct mhi_channel_config modem_qcom_v1_mhi_channels[] = { MHI_CHANNEL_CONFIG_HW_DL(101, "IP_HW0", 128, 3), }; -static const struct mhi_event_config modem_qcom_v1_mhi_events[] = { +static struct mhi_event_config modem_qcom_v1_mhi_events[] = { /* first ring is control+data ring */ MHI_EVENT_CONFIG_CTRL(0), /* DIAG dedicated event ring */ @@ -164,7 +164,7 @@ static const struct mhi_event_config modem_qcom_v1_mhi_events[] = { MHI_EVENT_CONFIG_HW_DATA(3, 101) }; -static const struct mhi_controller_config modem_qcom_v1_mhiv_config = { +static struct mhi_controller_config modem_qcom_v1_mhiv_config = { .max_channels = 128, .timeout_ms = 8000, .num_channels = ARRAY_SIZE(modem_qcom_v1_mhi_channels), @@ -297,6 +297,11 @@ static int mhi_pci_get_irqs(struct mhi_controller *mhi_cntrl, if (nr_vectors < mhi_cntrl->nr_irqs) { dev_warn(&pdev->dev, "Not enough MSI vectors (%d/%d), use shared MSI\n", nr_vectors, mhi_cntrl_config->num_events); + + /* Patch msi vectors, use only one (shared) */ + for (i = 0; i < mhi_cntrl_config->num_events; i++) + mhi_cntrl_config->event_cfg[i].irq = 0; + mhi_cntrl->nr_irqs = 1; } irq = devm_kcalloc(&pdev->dev, mhi_cntrl->nr_irqs, sizeof(int), GFP_KERNEL); |