[PATCH v3 05/14] phy: rockchip: samsung-hdptx: Use usleep_range() instead of udelay()
From: Cristian Ciocaltea <hidden>
Date: 2025-08-18 18:59:25
Also in:
linux-arm-kernel, linux-rockchip, lkml
Subsystem:
arm/rockchip soc support, generic phy framework, the rest · Maintainers:
Heiko Stuebner, Vinod Koul, Linus Torvalds
rk_hdptx_dp_reset() is allowed to sleep, hence replace the busy waiting with usleep_range(), to allow other threads to run. Signed-off-by: Cristian Ciocaltea <redacted> --- drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c
index 5605610465bc812737f773e0f6232cb6dbdc78a4..83ec892bd6760865fc9e361f4003c5bfbef55608 100644
--- a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c
+++ b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c@@ -1075,7 +1075,7 @@ static void rk_hdptx_dp_reset(struct rk_hdptx_phy *hdptx) reset_control_assert(hdptx->rsts[RST_INIT].rstc); reset_control_assert(hdptx->rsts[RST_APB].rstc); - udelay(10); + usleep_range(10, 15); reset_control_deassert(hdptx->rsts[RST_APB].rstc); regmap_update_bits(hdptx->regmap, LANE_REG(0301),
--
2.50.1
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