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drm/i915/gvt: get msi cap offset from pdev directly 

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>
This commit is contained in:
Du, Changbin 2016-10-24 15:58:44 +08:00 committed by Zhenyu Wang
parent 99c79fd4df
commit 49129204c3
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/gvt/gvt.c
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@ -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)