From: Egbert Eich Author: Egbert Eich Date: Sun, 28 Aug 2011 19:53:02 +0200 Patch-Mainline: "To be upstreamed." Subject: [PATCH] vgaarb: add function to get default vga device and it's decodes. Signed-off-by: Egbert Eich --- src/common_vgaarb.c | 11 ++++++++++- 1 files changed, 10 insertions(+), 1 deletions(-) Index: libpciaccess-0.13.1/src/common_vgaarb.c =================================================================== --- libpciaccess-0.13.1.orig/src/common_vgaarb.c +++ libpciaccess-0.13.1/src/common_vgaarb.c @@ -153,7 +153,11 @@ pci_device_vgaarb_fini(void) { if (!pci_sys) return; - + if (pci_device_vgaarb_set_target(NULL) < 0 || + pci_device_vgaarb_lock() < 0 || + pci_device_vgaarb_unlock() < 0) { + fprintf(stderr, "VGA Arbitration: Cannot restore default device.\n"); + } close(pci_sys->vgaarb_fd); } @@ -331,6 +335,11 @@ pci_device_vgaarb_unlock(void) int pci_device_vgaarb_get_info(struct pci_device *dev, int *vga_count, int *rsrc_decodes) { *vga_count = pci_sys->vga_count; + + if (!rsrc_decodes) + return 0; + if (!dev) + dev = pci_sys->vga_default_dev; if (!dev) return 0;