drm/i915/gvt: get msi cap offset from pdev directly (49129204) · Commits · 戴 / test

Linux PCI driver saves the msi and msix capability offset in pci_dev->msi_cap and pci_dev->msix_cap. We can use msi_cap in pci_dev directly, no need hardcode. Signed-off-by:

Du, Changbin <changbin.du@intel.com> Signed-off-by:

Zhenyu Wang <zhenyuw@linux.intel.com>

drivers/gpu/drm/i915/gvt/gvt.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -103,19 +103,20 @@ int intel_gvt_init_host(void)
		static void init_device_info(struct intel_gvt *gvt)
		{
		struct intel_gvt_device_info *info = &gvt->device_info;
		struct pci_dev *pdev = gvt->dev_priv->drm.pdev;

		if (IS_BROADWELL(gvt->dev_priv) \|\| IS_SKYLAKE(gvt->dev_priv)) {
		info->max_support_vgpus = 8;
		info->cfg_space_size = 256;
		info->mmio_size = 2 * 1024 * 1024;
		info->mmio_bar = 0;
		info->msi_cap_offset = IS_SKYLAKE(gvt->dev_priv) ? 0xac : 0x90;
		info->gtt_start_offset = 8 * 1024 * 1024;
		info->gtt_entry_size = 8;
		info->gtt_entry_size_shift = 3;
		info->gmadr_bytes_in_cmd = 8;
		info->max_surface_size = 36 * 1024 * 1024;
		}
		info->msi_cap_offset = pdev->msi_cap;
		}

		static int gvt_service_thread(void *data)

Admin message