From 0f3d226143d21b60cba63b8234340ae31d6d7281 Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Tue, 3 Mar 2009 12:11:08 +0000 Subject: winsys: return null for DONTBLOCK flag on existing winsys Add code so that existing driver behaviour doesn't change. --- src/gallium/winsys/drm/intel/gem/intel_be_device.c | 6 ++++++ src/gallium/winsys/drm/nouveau/common/nouveau_winsys_pipe.c | 6 ++++++ src/gallium/winsys/drm/radeon/radeon_buffer.c | 6 ++++++ 3 files changed, 18 insertions(+) diff --git a/src/gallium/winsys/drm/intel/gem/intel_be_device.c b/src/gallium/winsys/drm/intel/gem/intel_be_device.c index 595de44726..2e191a6d12 100644 --- a/src/gallium/winsys/drm/intel/gem/intel_be_device.c +++ b/src/gallium/winsys/drm/intel/gem/intel_be_device.c @@ -26,6 +26,12 @@ intel_be_buffer_map(struct pipe_winsys *winsys, int write = 0; int ret; + if (flags & PIPE_BUFFER_USAGE_DONTBLOCK) { + /* Remove this when drm_intel_bo_map supports DONTBLOCK + */ + return NULL; + } + if (flags & PIPE_BUFFER_USAGE_CPU_WRITE) write = 1; diff --git a/src/gallium/winsys/drm/nouveau/common/nouveau_winsys_pipe.c b/src/gallium/winsys/drm/nouveau/common/nouveau_winsys_pipe.c index e3ee985afc..54c7dd46b1 100644 --- a/src/gallium/winsys/drm/nouveau/common/nouveau_winsys_pipe.c +++ b/src/gallium/winsys/drm/nouveau/common/nouveau_winsys_pipe.c @@ -119,6 +119,12 @@ nouveau_pipe_bo_map(struct pipe_winsys *pws, struct pipe_buffer *buf, struct nouveau_pipe_buffer *nvbuf = nouveau_pipe_buffer(buf); uint32_t map_flags = 0; + if (flags & PIPE_BUFFER_USAGE_DONTBLOCK) { + /* Remove this when this code is modified to support DONTBLOCK + */ + return NULL; + } + if (flags & PIPE_BUFFER_USAGE_CPU_READ) map_flags |= NOUVEAU_BO_RD; if (flags & PIPE_BUFFER_USAGE_CPU_WRITE) diff --git a/src/gallium/winsys/drm/radeon/radeon_buffer.c b/src/gallium/winsys/drm/radeon/radeon_buffer.c index 259a505c0a..918d2f98e2 100644 --- a/src/gallium/winsys/drm/radeon/radeon_buffer.c +++ b/src/gallium/winsys/drm/radeon/radeon_buffer.c @@ -112,6 +112,12 @@ static void *radeon_buffer_map(struct pipe_winsys *ws, struct radeon_pipe_buffer *radeon_buffer = (struct radeon_pipe_buffer*)buffer; int write = 0; + if (flags & PIPE_BUFFER_USAGE_DONTBLOCK) { + /* Remove this when radeon_bo_map supports DONTBLOCK + */ + return NULL; + } + if (flags & PIPE_BUFFER_USAGE_CPU_WRITE) { write = 1; } -- cgit v1.2.3