Messages in this thread Patch in this message | | | From | Hai Li <> | Subject | [PATCH] clk: qcom: Use parent rate when set rate to pixel RCG clock | Date | Thu, 25 Jun 2015 18:35:33 -0400 |
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Since the parent rate has been recalculated, pixel RCG clock should rely on it to find the correct M/N values during set_rate, instead of calling __clk_round_rate() to its parent again.
Signed-off-by: Hai Li <hali@codeaurora.org> --- drivers/clk/qcom/clk-rcg2.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/qcom/clk-rcg2.c b/drivers/clk/qcom/clk-rcg2.c index 4d3e2f7..b344899 100644 --- a/drivers/clk/qcom/clk-rcg2.c +++ b/drivers/clk/qcom/clk-rcg2.c @@ -615,10 +615,11 @@ static int clk_pixel_set_rate(struct clk_hw *hw, unsigned long rate, if (!parent) return -EINVAL; + src_rate = parent_rate; + for (; frac->num; frac++) { request = (rate * frac->den) / frac->num; - src_rate = __clk_round_rate(parent, request); if ((src_rate < (request - delta)) || (src_rate > (request + delta))) continue; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation
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