From 31136eae3ae03615a244496d4f82be50e82d803c Mon Sep 17 00:00:00 2001 From: =?utf8?q?Michel=20D=C3=A4nzer?= Date: Tue, 31 Jan 2017 15:33:19 +0900 Subject: [PATCH] winsys/radeon: Allow visible VRAM size > 256MB with kernel driver >= 2.49 MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The kernel driver reports correct values now. Reviewed-by: Christian König Reviewed-by: Samuel Pitoiset Reviewed-by: Nicolai Hähnle Reviewed-by: Alex Deucher --- src/gallium/winsys/radeon/drm/radeon_drm_winsys.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c index a8da62fd361..cacd683879b 100644 --- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c +++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c @@ -372,7 +372,12 @@ static bool do_winsys_init(struct radeon_drm_winsys *ws) } ws->info.gart_size = gem_info.gart_size; ws->info.vram_size = gem_info.vram_size; - ws->info.vram_vis_size = MIN2(gem_info.vram_visible, 256*1024*1024); + ws->info.vram_vis_size = gem_info.vram_visible; + /* Older versions of the kernel driver reported incorrect values, and + * didn't support more than 256MB of visible VRAM anyway + */ + if (ws->info.drm_minor < 49) + ws->info.vram_vis_size = MIN2(ws->info.vram_vis_size, 256*1024*1024); /* Radeon allocates all buffers as contigous, which makes large allocations * unlikely to succeed. */ -- 2.30.2