Message ID | 20180717220328.792-6-matthias.bgg@kernel.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Wed, 2018-07-18 at 00:03 +0200, matthias.bgg@kernel.org wrote: > From: Matthias Brugger <mbrugger@suse.com> > > It can happen that the clock drivers wasn't probed before the > ddp driver gets invoked. The driver used to omit a warning > that the driver failed to get the clocks. Omit this error on > the defered probe path. > so if we list drm device as a child device of mmsys we don't need the patch, and that make more sense. > Signed-off-by: Matthias Brugger <mbrugger@suse.com> > Acked-by: CK Hu <ck.hu@mediatek.com> > --- > drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > index bafc5c77c4fb..6b399348a2dc 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > @@ -374,7 +374,8 @@ static int mtk_ddp_probe(struct platform_device *pdev) > > ddp->clk = devm_clk_get(dev, NULL); > if (IS_ERR(ddp->clk)) { > - dev_err(dev, "Failed to get clock\n"); > + if (PTR_ERR(ddp->clk) != -EPROBE_DEFER) > + dev_err(dev, "Failed to get clock\n"); > return PTR_ERR(ddp->clk); > } >
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c index bafc5c77c4fb..6b399348a2dc 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -374,7 +374,8 @@ static int mtk_ddp_probe(struct platform_device *pdev) ddp->clk = devm_clk_get(dev, NULL); if (IS_ERR(ddp->clk)) { - dev_err(dev, "Failed to get clock\n"); + if (PTR_ERR(ddp->clk) != -EPROBE_DEFER) + dev_err(dev, "Failed to get clock\n"); return PTR_ERR(ddp->clk); }