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authorIlia Mirkin <imirkin@alum.mit.edu>2015-06-29 20:49:48 -0400
committerBen Skeggs <bskeggs@redhat.com>2015-07-27 18:56:10 +1000
commitb7eea2d7e67cd4b65f42c00624277dae780f7009 (patch)
treef5bd0ea2fcbea3db0e688b0f0cf4f69c64c0aa6c /drivers/gpu/drm/nouveau/nv50_fbcon.c
parent4fd26cb1e4049c7a630d86d52864a5722c7453ac (diff)
downloadop-kernel-dev-b7eea2d7e67cd4b65f42c00624277dae780f7009.zip
op-kernel-dev-b7eea2d7e67cd4b65f42c00624277dae780f7009.tar.gz
drm/nouveau/fbcon/g80: reduce PUSH_SPACE alloc, fire ring on accel init
Only 58 words get written to the ring, not 59. Also, normalize the accel init wrt nvc0 and nv04 fbcon impls by firing the ring at accel init time rather than waiting until "later". Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_fbcon.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_fbcon.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_fbcon.c b/drivers/gpu/drm/nouveau/nv50_fbcon.c
index 394c89a..901130b 100644
--- a/drivers/gpu/drm/nouveau/nv50_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nv50_fbcon.c
@@ -188,7 +188,7 @@ nv50_fbcon_accel_init(struct fb_info *info)
if (ret)
return ret;
- ret = RING_SPACE(chan, 59);
+ ret = RING_SPACE(chan, 58);
if (ret) {
nouveau_fbcon_gpu_lockup(info);
return ret;
@@ -252,6 +252,7 @@ nv50_fbcon_accel_init(struct fb_info *info)
OUT_RING(chan, info->var.yres_virtual);
OUT_RING(chan, upper_32_bits(fb->vma.offset));
OUT_RING(chan, lower_32_bits(fb->vma.offset));
+ FIRE_RING(chan);
return 0;
}
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