MSI DRMKMS

[maya%netbsd.org@localhost]

On Wed, Dec 19, 2018 at 09:20:56AM +0000, Maya Rashish wrote:
> Modified Files:
> 	src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/pci:
> 	    nouveau_nvkm_subdev_pci_base.c
> 
> Log Message:
> Disable MSI/MSI-X for nouveau.

So, nouveau has its own code now, for some reason.
Any testers for re-enabling nonaka's msi diff? :-)

Index: linux/linux_pci.c
===================================================================
RCS file: /cvsroot/src/sys/external/bsd/drm2/linux/linux_pci.c,v
retrieving revision 1.6
diff -u -r1.6 linux_pci.c
--- linux/linux_pci.c	28 Aug 2018 03:41:39 -0000	1.6
+++ linux/linux_pci.c	19 Dec 2018 09:47:24 -0000
@@ -257,7 +257,6 @@
 int
 pci_enable_msi(struct pci_dev *pdev)
 {
-#ifdef notyet
 	const struct pci_attach_args *const pa = &pdev->pd_pa;
 
 	if (pci_msi_alloc_exact(pa, &pdev->pd_intr_handles, 1))
@@ -265,9 +264,6 @@
 
 	pdev->msi_enabled = 1;
 	return 0;
-#else
-	return -ENOSYS;
-#endif
 }
 
 void