diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/ntb/hw/idt/ntb_hw_idt.c | 41 | ||||
| -rw-r--r-- | drivers/ntb/hw/idt/ntb_hw_idt.h | 5 |
2 files changed, 3 insertions, 43 deletions
diff --git a/drivers/ntb/hw/idt/ntb_hw_idt.c b/drivers/ntb/hw/idt/ntb_hw_idt.c index 19425a2c60cd..c4594a708b48 100644 --- a/drivers/ntb/hw/idt/ntb_hw_idt.c +++ b/drivers/ntb/hw/idt/ntb_hw_idt.c @@ -2075,38 +2075,6 @@ static struct attribute *idt_temp_attrs[] = { ATTRIBUTE_GROUPS(idt_temp); /* - * idt_temp_isr() - temperature sensor alarm events ISR - * @ndev: IDT NTB hardware driver descriptor - * @ntint_sts: NT-function interrupt status - * - * It handles events of temperature crossing alarm thresholds. Since reading - * of TMPALARM register clears it up, the function doesn't analyze the - * read value, instead the current temperature value just warningly printed to - * log. - * The method is called from PCIe ISR bottom-half routine. - */ -static void idt_temp_isr(struct idt_ntb_dev *ndev, u32 ntint_sts) -{ - unsigned long mdeg; - - /* Read the current temperature value */ - idt_read_temp(ndev, IDT_TEMP_CUR, &mdeg); - - /* Read the temperature alarm to clean the alarm status out */ - /*(void)idt_sw_read(ndev, IDT_SW_TMPALARM);*/ - - /* Clean the corresponding interrupt bit */ - idt_nt_write(ndev, IDT_NT_NTINTSTS, IDT_NTINTSTS_TMPSENSOR); - - dev_dbg(&ndev->ntb.pdev->dev, - "Temp sensor IRQ detected %#08x", ntint_sts); - - /* Print temperature value to log */ - dev_warn(&ndev->ntb.pdev->dev, "Temperature %hhd.%hhuC", - idt_get_deg(mdeg), idt_get_deg_frac(mdeg)); -} - -/* * idt_init_temp() - initialize temperature sensor interface * @ndev: IDT NTB hardware driver descriptor * @@ -2188,7 +2156,7 @@ static int idt_init_isr(struct idt_ntb_dev *ndev) goto err_free_vectors; } - /* Unmask Message/Doorbell/SE/Temperature interrupts */ + /* Unmask Message/Doorbell/SE interrupts */ ntint_mask = idt_nt_read(ndev, IDT_NT_NTINTMSK) & ~IDT_NTINTMSK_ALL; idt_nt_write(ndev, IDT_NT_NTINTMSK, ntint_mask); @@ -2203,7 +2171,6 @@ err_free_vectors: return ret; } - /* * idt_deinit_ist() - deinitialize PCIe interrupt handler * @ndev: IDT NTB hardware driver descriptor @@ -2264,12 +2231,6 @@ static irqreturn_t idt_thread_isr(int irq, void *devid) handled = true; } - /* Handle temperature sensor interrupt */ - if (ntint_sts & IDT_NTINTSTS_TMPSENSOR) { - idt_temp_isr(ndev, ntint_sts); - handled = true; - } - dev_dbg(&ndev->ntb.pdev->dev, "IDT IRQs 0x%08x handled", ntint_sts); return handled ? IRQ_HANDLED : IRQ_NONE; diff --git a/drivers/ntb/hw/idt/ntb_hw_idt.h b/drivers/ntb/hw/idt/ntb_hw_idt.h index 032f81cb4d44..3517cd2e2baa 100644 --- a/drivers/ntb/hw/idt/ntb_hw_idt.h +++ b/drivers/ntb/hw/idt/ntb_hw_idt.h @@ -688,15 +688,14 @@ * @IDT_NTINTMSK_DBELL: Doorbell interrupt mask bit * @IDT_NTINTMSK_SEVENT: Switch Event interrupt mask bit * @IDT_NTINTMSK_TMPSENSOR: Temperature sensor interrupt mask bit - * @IDT_NTINTMSK_ALL: All the useful interrupts mask + * @IDT_NTINTMSK_ALL: NTB-related interrupts mask */ #define IDT_NTINTMSK_MSG 0x00000001U #define IDT_NTINTMSK_DBELL 0x00000002U #define IDT_NTINTMSK_SEVENT 0x00000008U #define IDT_NTINTMSK_TMPSENSOR 0x00000080U #define IDT_NTINTMSK_ALL \ - (IDT_NTINTMSK_MSG | IDT_NTINTMSK_DBELL | \ - IDT_NTINTMSK_SEVENT | IDT_NTINTMSK_TMPSENSOR) + (IDT_NTINTMSK_MSG | IDT_NTINTMSK_DBELL | IDT_NTINTMSK_SEVENT) /* * NTGSIGNAL register fields related constants |