[PATCH v2 1/9] drm/imx/ipuv3/imx-tve: convert from round_rate() to determine_rate()
From: Brian Masney <bmasney@redhat.com>
Date: 2025-08-11 10:56:31
Also in:
dri-devel, imx, linux-arm-msm, linux-clk, linux-sunxi, lkml
Subsystem:
drm drivers, drm drivers and misc gpu patches, drm drivers for freescale imx 5/6, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Philipp Zabel, Linus Torvalds
The round_rate() clk ops is deprecated, so migrate this driver from round_rate() to determine_rate() using the Coccinelle semantic patch on the cover letter of this series. Signed-off-by: Brian Masney <bmasney@redhat.com> --- drivers/gpu/drm/imx/ipuv3/imx-tve.c | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/imx/ipuv3/imx-tve.c b/drivers/gpu/drm/imx/ipuv3/imx-tve.c
index c5629e155d25aef5b43445bc18c6c90039c99974..63f23b821b0be66a8e8a379e1375ffd98552e72f 100644
--- a/drivers/gpu/drm/imx/ipuv3/imx-tve.c
+++ b/drivers/gpu/drm/imx/ipuv3/imx-tve.c@@ -368,17 +368,20 @@ static unsigned long clk_tve_di_recalc_rate(struct clk_hw *hw, return 0; } -static long clk_tve_di_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) +static int clk_tve_di_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) { unsigned long div; - div = *prate / rate; + div = req->best_parent_rate / req->rate; if (div >= 4) - return *prate / 4; + req->rate = req->best_parent_rate / 4; else if (div >= 2) - return *prate / 2; - return *prate; + req->rate = req->best_parent_rate / 2; + else + req->rate = req->best_parent_rate; + + return 0; } static int clk_tve_di_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -409,7 +412,7 @@ static int clk_tve_di_set_rate(struct clk_hw *hw, unsigned long rate, } static const struct clk_ops clk_tve_di_ops = { - .round_rate = clk_tve_di_round_rate, + .determine_rate = clk_tve_di_determine_rate, .set_rate = clk_tve_di_set_rate, .recalc_rate = clk_tve_di_recalc_rate, };
--
2.50.1