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[2/2] clk: qcom: clk-alpha-pll: fix lucid 5lpe pll enabled check

Message ID 20241022080521.359-3-johan+linaro@kernel.org (mailing list archive)
State New
Headers show
Series clk: qcom: clk-alpha-pll: drop lucid-evo pll enabled warning | expand

Commit Message

Johan Hovold Oct. 22, 2024, 8:05 a.m. UTC
The lucid 5lpe PLL enable check only checks for an impossible negative
return value and does not actually return as intended in case the PLL is
already enabled (e.g. has been left enabled by boot firmware).

Fixes: f4c7e27aa4b6 ("clk: qcom: clk-alpha-pll: Add support for Lucid 5LPE PLL")
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
 drivers/clk/qcom/clk-alpha-pll.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c
index 99d6962d25bb..bd1dbef04d9d 100644
--- a/drivers/clk/qcom/clk-alpha-pll.c
+++ b/drivers/clk/qcom/clk-alpha-pll.c
@@ -1903,9 +1903,8 @@  static int alpha_pll_lucid_5lpe_enable(struct clk_hw *hw)
 	}
 
 	/* Check if PLL is already enabled, return if enabled */
-	ret = trion_pll_is_enabled(pll, pll->clkr.regmap);
-	if (ret < 0)
-		return ret;
+	if (trion_pll_is_enabled(pll, pll->clkr.regmap))
+		return 0;
 
 	ret = regmap_update_bits(pll->clkr.regmap, PLL_MODE(pll), PLL_RESET_N, PLL_RESET_N);
 	if (ret)