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x86/msi: Use generic MSI domain ops

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pci_msi_get_hwirq() and pci_msi_set_desc are not longer special. Enable the
generic MSI domain ops in the core and PCI MSI code unconditionally and get
rid of the x86 specific implementations in the X86 MSI code and in the
hyperv PCI driver.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20200826112332.564274859@linutronix.de
This commit is contained in:
Thomas Gleixner
2020-08-26 13:16:47 +02:00
parent 3b9c1d377d
commit 9006c133a4
6 changed files with 2 additions and 51 deletions
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6
drivers/pci/msi.c
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@@ -1350,7 +1350,7 @@ void pci_msi_domain_write_msg(struct irq_data *irq_data, struct msi_msg *msg)
*
* The ID number is only used within the irqdomain.
*/
irq_hw_number_t pci_msi_domain_calc_hwirq(struct msi_desc *desc)
static irq_hw_number_t pci_msi_domain_calc_hwirq(struct msi_desc *desc)
{
struct pci_dev *dev = msi_desc_to_pci_dev(desc);
@@ -1401,16 +1401,12 @@ static int pci_msi_domain_handle_error(struct irq_domain *domain,
return error;
}
#ifdef GENERIC_MSI_DOMAIN_OPS
static void pci_msi_domain_set_desc(msi_alloc_info_t *arg,
struct msi_desc *desc)
{
arg->desc = desc;
arg->hwirq = pci_msi_domain_calc_hwirq(desc);
}
#else
#define pci_msi_domain_set_desc NULL
#endif
static struct msi_domain_ops pci_msi_domain_ops_default = {
.set_desc = pci_msi_domain_set_desc,