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authorVladimir Kondratyev <wulf@FreeBSD.org>2024-07-21 13:02:08 +0000
committerVladimir Kondratyev <wulf@FreeBSD.org>2024-08-01 22:31:06 +0000
commit85da0abada244f90dc6e9ce36c75492f0aa9bf02 (patch)
tree5df29c8c22d24df9242495f1b1bcff499ed37576
parent8f31e64ca336e90b7fdfee4d185773f677341626 (diff)
LinuxKPI: Automatically enable drm support for devices named "drmn"
This allows replace linux_pci_(un)register_drm_driver calls with driver renaming to FreeBSD name. Sponsored by: Serenity CyberSecurity, LLC MFC after: 1 week Reviewed by: manu, bz Differential Revision: https://reviews.freebsd.org/D45906 (cherry picked from commit 5d20075f8b9f7107aa0a246e5165d9816e816a44)
-rw-r--r--sys/compat/linuxkpi/common/src/linux_pci.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/compat/linuxkpi/common/src/linux_pci.c b/sys/compat/linuxkpi/common/src/linux_pci.c
index 5f7296d66ee9..459f03f7e2a4 100644
--- a/sys/compat/linuxkpi/common/src/linux_pci.c
+++ b/sys/compat/linuxkpi/common/src/linux_pci.c
@@ -752,7 +752,8 @@ linux_pci_register_driver(struct pci_driver *pdrv)
{
devclass_t dc;
- dc = devclass_find("pci");
+ pdrv->isdrm = strcmp(pdrv->name, "drmn") == 0;
+ dc = pdrv->isdrm ? devclass_create("vgapci") : devclass_find("pci");
if (dc == NULL)
return (-ENXIO);
return (_linux_pci_register_driver(pdrv, dc));
@@ -907,7 +908,7 @@ linux_pci_unregister_driver(struct pci_driver *pdrv)
{
devclass_t bus;
- bus = devclass_find("pci");
+ bus = devclass_find(pdrv->isdrm ? "vgapci" : "pci");
spin_lock(&pci_lock);
list_del(&pdrv->node);