drm/xe/vram: Use PCI rebar helpers in resize_vram_bar()

PCI core provides pci_rebar_size_supported() and pci_rebar_size_to_bytes();
use them in resize_vram_bar() to simplify code.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patch.msgid.link/20251113180053.27944-8-ilpo.jarvinen@linux.intel.com
This commit is contained in:
Ilpo Järvinen 2025-11-13 20:00:49 +02:00 • committed by Bjorn Helgaas
commit 2987a64de3