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Simple VME FMC Carrier SVEC
Commit 1e209f5a authored by Federico Vaga's avatar Federico Vaga
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drv: irq_find_host() compatible with kernel > 4.7 

Signed-off-by: Federico Vaga's avatarFederico Vaga <federico.vaga@cern.ch>
parent 5e4a750e
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Showing with 16 additions and 1 deletion
software/kernel/svec-core-fpga.c
View file @ 1e209f5a
......@@ -194,6 +194,21 @@ static struct resource svec_fpga_vic_res[] = {
},
};
struct irq_domain *svec_fpga_irq_find_host(struct device *dev)
{
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,7,0)
struct irq_fwspec fwspec = {
.fwnode = dev->fwnode,
.param_count = 2,
.param[0] = ((unsigned long)dev >> 32) & 0xffffffff,
.param[1] = ((unsigned long)dev) & 0xffffffff,
};
return irq_find_matching_fwspec(&fwspec, DOMAIN_BUS_ANY);
#else
return (irq_find_host((void *)dev));
#endif
}
static int svec_fpga_vic_init(struct svec_fpga *svec_fpga)
{
struct svec_dev *svec_dev = to_svec_dev(svec_fpga->dev.parent);
......@@ -344,7 +359,7 @@ static int svec_fpga_devices_init(struct svec_fpga *svec_fpga)
sizeof(fpga_mfd_devs[n_mfd]));
n_mfd++;
vic_domain = irq_find_host((void *)&svec_fpga->vic_pdev->dev);
vic_domain = svec_fpga_irq_find_host((void *)&svec_fpga->vic_pdev->dev);
if (!vic_domain) {
/* Remove IRQ resource from all devices */
fpga_mfd_devs[0].num_resources = 1; /* FMC I2C */
......
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