[PATCH -next] drm/nouveau/nvkm: discard unnecessary breaks

[Zhang Qilong]

The 'break' is not necessary and reachable
because of previous 'return', and we could
discard it for better view.

Signed-off-by: Zhang Qilong <zhangqilong3 at huawei.com>
---
 drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c  | 1 -
 drivers/gpu/drm/nouveau/nvkm/subdev/clk/mcp77.c | 2 --
 2 files changed, 3 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c
index 350f10a3de37..2ec84b8a3b3a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c
@@ -123,7 +123,6 @@ pll_map(struct nvkm_bios *bios)
 	case NV_20:
 	case NV_30:
 		return nv04_pll_mapping;
-		break;
 	case NV_40:
 		return nv40_pll_mapping;
 	case NV_50:
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/mcp77.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/mcp77.c
index efa50274df97..295ee352b5c6 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/mcp77.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/mcp77.c
@@ -147,10 +147,8 @@ mcp77_clk_read(struct nvkm_clk *base, enum nv_clk_src src)
 		switch (mast & 0x00400000) {
 		case 0x00400000:
 			return nvkm_clk_read(&clk->base, nv_clk_src_core) >> P;
-			break;
 		default:
 			return 500000 >> P;
-			break;
 		}
 		break;
 	default:
-- 
2.17.1