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[src/trunk]: src/sys/dev/pci xhci_pci.c: reimplement XHCI_DISABLE_MSI and XHC...



details:   https://anonhg.NetBSD.org/src/rev/ca69cba2d8fb
branches:  trunk
changeset: 951591:ca69cba2d8fb
user:      dbj <dbj%NetBSD.org@localhost>
date:      Sun Feb 07 04:58:17 2021 +0000

description:
xhci_pci.c: reimplement XHCI_DISABLE_MSI and XHCI_DISABLE_MSIX

diffstat:

 sys/dev/pci/xhci_pci.c |  17 ++++++++++++++---
 1 files changed, 14 insertions(+), 3 deletions(-)

diffs (46 lines):

diff -r 272de1855610 -r ca69cba2d8fb sys/dev/pci/xhci_pci.c
--- a/sys/dev/pci/xhci_pci.c    Sun Feb 07 01:53:54 2021 +0000
+++ b/sys/dev/pci/xhci_pci.c    Sun Feb 07 04:58:17 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: xhci_pci.c,v 1.26 2020/12/09 14:21:09 jakllsch Exp $   */
+/*     $NetBSD: xhci_pci.c,v 1.27 2021/02/07 04:58:17 dbj Exp $        */
 /*     OpenBSD: xhci_pci.c,v 1.4 2014/07/12 17:38:51 yuo Exp   */
 
 /*
@@ -32,7 +32,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: xhci_pci.c,v 1.26 2020/12/09 14:21:09 jakllsch Exp $");
+__KERNEL_RCSID(0, "$NetBSD: xhci_pci.c,v 1.27 2021/02/07 04:58:17 dbj Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_xhci_pci.h"
@@ -126,6 +126,7 @@
        char const *intrstr;
        pcireg_t csr, memtype, usbrev;
        uint32_t hccparams;
+       int counts[PCI_INTR_TYPE_SIZE];
        char intrbuf[PCI_INTRSTR_LEN];
        bus_addr_t memaddr;
        int flags, msixoff;
@@ -211,8 +212,18 @@
        pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG,
                       csr | PCI_COMMAND_MASTER_ENABLE);
 
+       for (int i = 0; i < PCI_INTR_TYPE_SIZE; i++) {
+               counts[i] = 1;
+       }
+#ifdef XHCI_DISABLE_MSI
+       counts[PCI_INTR_TYPE_MSI] = 0;
+#endif
+#ifdef XHCI_DISABLE_MSIX
+       counts[PCI_INTR_TYPE_MSIX] = 0;
+#endif
+
        /* Allocate and establish the interrupt. */
-       if (pci_intr_alloc(pa, &psc->sc_pihp, NULL, 0)) {
+       if (pci_intr_alloc(pa, &psc->sc_pihp, counts, 0)) {
                aprint_error_dev(self, "can't allocate handler\n");
                goto fail;
        }



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