linux-kernel - [PATCH v4 13/15] clk: qcom: Use ARRAY_SIZE in videocc-sc7180 for parent clocks

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Date:   Mon,  3 Feb 2020 10:31:46 -0800
From:   Douglas Anderson <dianders@...omium.org>
To:     Rob Herring <robh@...nel.org>, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Stephen Boyd <sboyd@...nel.org>
Cc:     Jeffrey Hugo <jhugo@...eaurora.org>,
        Taniya Das <tdas@...eaurora.org>, jeffrey.l.hugo@...il.com,
        linux-arm-msm@...r.kernel.org, harigovi@...eaurora.org,
        devicetree@...r.kernel.org, mka@...omium.org,
        kalyan_t@...eaurora.org, Mark Rutland <mark.rutland@....com>,
        linux-clk@...r.kernel.org, hoegsberg@...omium.org,
        Douglas Anderson <dianders@...omium.org>,
        Michael Turquette <mturquette@...libre.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH v4 13/15] clk: qcom: Use ARRAY_SIZE in videocc-sc7180 for parent clocks

It's nicer to use ARRAY_SIZE instead of hardcoding.  Had we always
been doing this it would have prevented a previous bug.  See commit
74c31ff9c84a ("clk: qcom: gpu_cc_gmu_clk_src has 5 parents, not 6").

Signed-off-by: Douglas Anderson <dianders@...omium.org>
---

Changes in v4: None
Changes in v3:
- Patch ("clk: qcom: Use ARRAY_SIZE in videocc-sc7180...") new for v3.

Changes in v2: None

 drivers/clk/qcom/videocc-sc7180.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/qcom/videocc-sc7180.c b/drivers/clk/qcom/videocc-sc7180.c
index 653fc4e6bb6f..c363c3cc544e 100644
--- a/drivers/clk/qcom/videocc-sc7180.c
+++ b/drivers/clk/qcom/videocc-sc7180.c
@@ -76,7 +76,7 @@ static struct clk_rcg2 video_cc_venus_clk_src = {
 	.clkr.hw.init = &(struct clk_init_data){
 		.name = "video_cc_venus_clk_src",
 		.parent_data = video_cc_parent_data_1,
-		.num_parents = 2,
+		.num_parents = ARRAY_SIZE(video_cc_parent_data_1),
 		.flags = CLK_SET_RATE_PARENT,
 		.ops = &clk_rcg2_shared_ops,
 	},
-- 
2.25.0.341.g760bfbb309-goog