From: Huang Rui <ray.huang@amd.com>
Date: Mon, 9 May 2016 09:29:41 +0000 (+0800)
Subject: drm/amd/powerplay: rewrite pp_sw_init to make code readable
X-Git-Tag: v4.7~248^2~1^2~27
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b4eeed590deeff13a53db641129f0301d70248f3;p=platform%2Fkernel%2Flinux-amlogic.git

drm/amd/powerplay: rewrite pp_sw_init to make code readable

Actually, pp_sw_init executes pptable_init and backend_init orderly if
they are initialized successfully. So rewrite it to make code more
readable.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index 9f2d4069..8e345bf 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -68,15 +68,18 @@ static int pp_sw_init(void *handle)
 		return -EINVAL;
 
 	ret = hwmgr->pptable_func->pptable_init(hwmgr);
+	if (ret)
+		goto err;
 
-	if (ret == 0)
-		ret = hwmgr->hwmgr_func->backend_init(hwmgr);
-
+	ret = hwmgr->hwmgr_func->backend_init(hwmgr);
 	if (ret)
-		printk(KERN_ERR "amdgpu: powerplay initialization failed\n");
-	else
-		printk(KERN_INFO "amdgpu: powerplay initialized\n");
+		goto err;
 
+	pr_info("amdgpu: powerplay initialized\n");
+
+	return 0;
+err:
+	pr_err("amdgpu: powerplay initialization failed\n");
 	return ret;
 }