From 6c0ea4b0c5452bfc1e67b74ce723696ef3c80b25 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Tue, 7 Nov 2017 15:31:45 +0100 Subject: amdgpu: use the high VA range if possible MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This frees up the low range for HMM. Signed-off-by: Christian König --- amdgpu/amdgpu_device.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'amdgpu/amdgpu_device.c') diff --git a/amdgpu/amdgpu_device.c b/amdgpu/amdgpu_device.c index fa4ab0e7..e04424d3 100644 --- a/amdgpu/amdgpu_device.c +++ b/amdgpu/amdgpu_device.c @@ -275,8 +275,13 @@ int amdgpu_device_initialize(int fd, amdgpu_vamgr_init(&dev->vamgr_32, start, max, dev->dev_info.virtual_address_alignment); - start = MAX2(dev->dev_info.virtual_address_offset, 0x100000000ULL); - max = MAX2(dev->dev_info.virtual_address_max, 0x100000000ULL); + if (dev->dev_info.high_va_offset && dev->dev_info.high_va_max) { + start = dev->dev_info.high_va_offset; + max = dev->dev_info.high_va_max; + } else { + start = MAX2(dev->dev_info.virtual_address_offset, 0x100000000ULL); + max = MAX2(dev->dev_info.virtual_address_max, 0x100000000ULL); + } amdgpu_vamgr_init(&dev->vamgr, start, max, dev->dev_info.virtual_address_alignment); -- cgit v1.2.3