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| author | Boris Brezillon <boris.brezillon@free-electrons.com> | 2016-03-15 18:01:08 +0100 |
|---|---|---|
| committer | Boris Brezillon <boris.brezillon@free-electrons.com> | 2016-04-14 09:17:28 +0200 |
| commit | ebab87ab7a130c2930b85695e01fc2944fab85c5 (patch) | |
| tree | c3a44394ac1baca22b0cbd33234e96f1ba5260c6 /drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | |
| parent | 5ac44c8b061653119456921e2e4aa78668b9f3d9 (diff) | |
| download | linux-ebab87ab7a130c2930b85695e01fc2944fab85c5.tar.bz2 | |
drm: atmel-hlcdc: route DMA accesses through AHB interfaces
In relation with the actuall bandwidth consumed on a DMA Source interface,
choose the less used one for a created plane.
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Tested-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c index bd35a8ac1a49..8df0aaf98725 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c @@ -319,7 +319,11 @@ static int atmel_hlcdc_crtc_atomic_check(struct drm_crtc *c, if (ret) return ret; - return atmel_hlcdc_plane_prepare_disc_area(s); + ret = atmel_hlcdc_plane_prepare_disc_area(s); + if (ret) + return ret; + + return atmel_hlcdc_plane_prepare_ahb_routing(s); } static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c, |