in platform/broadcom/sonic-platform-modules-dell/s5224f/modules/dell_s5224f_fpga_ocores.c [1094:1296]
static int register_intr_handler(struct pci_dev *dev, int irq_num_id)
{
int err = 0;
struct fpgapci_dev *fpgapci = 0;
fpgapci = (struct fpgapci_dev*) dev_get_drvdata(&dev->dev);
if (fpgapci == 0) {
PRINT ( ": fpgapci_dev is 0\n");
return err;
}
if ((board_rev_type & MB_BRD_REV_MASK) == MB_BRD_REV_00) {
/* Request interrupt line for unique function
* alternatively function will be called from free_irq as well
* with flag IRQF_SHARED */
switch(irq_num_id) {
/* Currently we only support test vector 2 for FPGA Logic I2C channel
* controller 1-7 interrupt*/
case FPGA_MSI_VECTOR_ID_4:
err = request_irq(dev->irq + irq_num_id, fpgaport_1_32_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, dev);
PRINT ( "%d: fpgapci_dev: irq: %d, %d\n", __LINE__, dev->irq, irq_num_id);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_5:
err = request_irq(dev->irq + irq_num_id, fpgaport_33_64_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, dev);
PRINT ( "%d: fpgapci_dev: irq: %d, %d\n", __LINE__, dev->irq, irq_num_id);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_8:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[0]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_9:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[1]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_10:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[2]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_11:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[3]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_12:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[4]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_13:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[5]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_14:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[6]);
fpgapci->irq_assigned++;
break;
default:
PRINT("No more interrupt handler for number (%d)\n",
dev->irq + irq_num_id);
break;
}
} else if (((board_rev_type & MB_BRD_REV_MASK) == MB_BRD_REV_01) ||
((board_rev_type & MB_BRD_REV_MASK) == MB_BRD_REV_02) ||
((board_rev_type & MB_BRD_REV_MASK) == MB_BRD_REV_03)) {
/* FPGA SPEC 4.3.1.34, First i2c channel mapped to vector 8 */
switch (irq_num_id) {
case FPGA_MSI_VECTOR_ID_4:
err = request_irq(dev->irq + irq_num_id, fpgaport_1_32_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, dev);
PRINT ( "%d: fpgapci_dev: irq: %d, %d\n", __LINE__, dev->irq, irq_num_id);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_5:
err = request_irq(dev->irq + irq_num_id, fpgaport_33_64_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, dev);
PRINT ( "%d: fpgapci_dev: irq: %d, %d\n", __LINE__, dev->irq, irq_num_id);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_8:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[0]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_9:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[1]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_10:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[2]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_11:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[3]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_12:
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr, IRQF_EARLY_RESUME,
FPGA_PCI_NAME, &fpgalogic_i2c[4]);
fpgapci->irq_assigned++;
break;
case FPGA_MSI_VECTOR_ID_13:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_5) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[5]);
fpgapci->irq_assigned++;
}
break;
case FPGA_MSI_VECTOR_ID_14:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_5) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[6]);
fpgapci->irq_assigned++;
}
break;
case FPGA_MSI_VECTOR_ID_15:
/*it is an external interrupt number. Ignore this case */
break;
case FPGA_MSI_VECTOR_ID_16:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_7) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[7]);
fpgapci->irq_assigned++;
}
break;
case FPGA_MSI_VECTOR_ID_17:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_8) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[8]);
fpgapci->irq_assigned++;
}
break;
case FPGA_MSI_VECTOR_ID_18:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_8) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[9]);
fpgapci->irq_assigned++;
}
break;
case FPGA_MSI_VECTOR_ID_19:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_10) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[10]);
fpgapci->irq_assigned++;
}
break;
case FPGA_MSI_VECTOR_ID_20:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_10) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[11]);
fpgapci->irq_assigned++;
}
break;
case FPGA_MSI_VECTOR_ID_21:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_12) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[12]);
fpgapci->irq_assigned++;
}
break;
case FPGA_MSI_VECTOR_ID_22:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_12) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[13]);
fpgapci->irq_assigned++;
}
break;
case FPGA_MSI_VECTOR_ID_23:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_12) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[14]);
fpgapci->irq_assigned++;
}
break;
case FPGA_MSI_VECTOR_ID_24:
if (total_i2c_pci_bus > I2C_PCI_BUS_NUM_12) {
err = request_irq(dev->irq + irq_num_id, fpgai2c_isr,
IRQF_EARLY_RESUME, FPGA_PCI_NAME, &fpgalogic_i2c[15]);
fpgapci->irq_assigned++;
}
break;
default:
PRINT("No more interrupt handler for number (%d)\n",
dev->irq + irq_num_id);
break;
}
}
return err;
}