From cc4bb30c1eacad5d81af3a9e0bacab0acf0d0943 Mon Sep 17 00:00:00 2001 From: Deepak Rawat Date: Fri, 3 May 2019 13:13:06 -0700 Subject: [PATCH] drm/vmwgfx: Read new register for GB memory when available MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Virtual device added new register for suggested GB memory, read the new register when available. Signed-off-by: Deepak Rawat Reviewed-by: Thomas Hellström (VMware) Reviewed-by: Roland Scheidegger Signed-off-by: Roland Scheidegger --- drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index b55bd3b5f5cd0..71e45b568511b 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -720,9 +720,15 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) dev_priv->max_mob_pages = 0; dev_priv->max_mob_size = 0; if (dev_priv->capabilities & SVGA_CAP_GBOBJECTS) { - uint64_t mem_size = - vmw_read(dev_priv, - SVGA_REG_SUGGESTED_GBOBJECT_MEM_SIZE_KB); + uint64_t mem_size; + + if (dev_priv->capabilities2 & SVGA_CAP2_GB_MEMSIZE_2) + mem_size = vmw_read(dev_priv, + SVGA_REG_GBOBJECT_MEM_SIZE_KB); + else + mem_size = + vmw_read(dev_priv, + SVGA_REG_SUGGESTED_GBOBJECT_MEM_SIZE_KB); /* * Workaround for low memory 2D VMs to compensate for the -- 2.39.5