[RESEND PATCH v2 1/4] drivers: clk: zynqmp: Limit bestdiv with maxdiv

[Amit Sunil Dhamne]

From: Rajan Vaja <rajan.vaja@xxxxxxxxxx>

Clock divider value should not be greater than maximum divider value.
So use minimum of best divider or maximum divider value.

Signed-off-by: Rajan Vaja <rajan.vaja@xxxxxxxxxx>
Signed-off-by: Jolly Shah <jolly.shah@xxxxxxxxxx>
Signed-off-by: Amit Sunil Dhamne <amit.sunil.dhamne@xxxxxxxxxx>
---
 drivers/clk/zynqmp/divider.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/clk/zynqmp/divider.c b/drivers/clk/zynqmp/divider.c
index 4be2cc7..5c41ddb 100644
--- a/drivers/clk/zynqmp/divider.c
+++ b/drivers/clk/zynqmp/divider.c
@@ -197,6 +197,8 @@ static long zynqmp_clk_divider_round_rate(struct clk_hw *hw,

        if ((clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) && divider->is_frac)
                bestdiv = rate % *prate ? 1 : bestdiv;
+
+       bestdiv = min_t(u32, bestdiv, divider->max_div);
        *prate = rate * bestdiv;

        return rate;
--
2.7.4

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