From 275dd6f48f9954df94ad15b4dc303fa7f820777c Mon Sep 17 00:00:00 2001 From: Roy Spliet Date: Thu, 21 Aug 2014 13:45:15 +0200 Subject: [PATCH] drm/nva3/clk: Abort when PLL doesn't lock Signed-off-by: Roy Spliet Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/core/subdev/clock/nva3.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/nouveau/core/subdev/clock/nva3.c b/drivers/gpu/drm/nouveau/core/subdev/clock/nva3.c index c676de6d1da6..fd00397bc15e 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/clock/nva3.c +++ b/drivers/gpu/drm/nouveau/core/subdev/clock/nva3.c @@ -311,7 +311,11 @@ prog_pll(struct nva3_clock_priv *priv, int clk, u32 pll, int idx) nv_wr32(priv, coef, info->pll); nv_mask(priv, ctrl, 0x00000015, 0x00000015); nv_mask(priv, ctrl, 0x00000010, 0x00000000); - nv_wait(priv, ctrl, 0x00020000, 0x00020000); + if (!nv_wait(priv, ctrl, 0x00020000, 0x00020000)) { + nv_mask(priv, ctrl, 0x00000010, 0x00000010); + nv_mask(priv, src0, 0x00000101, 0x00000000); + return; + } nv_mask(priv, ctrl, 0x00000010, 0x00000010); nv_mask(priv, ctrl, 0x00000008, 0x00000000); disable_clk_src(priv, src1); -- 2.34.1