Commit 1dc50bc8 authored by Brian Masney's avatar Brian Masney Committed by Raphael Gallais-Pou
Browse files

drm/stm/lvds: convert from round_rate() to determine_rate() 



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.

Acked-by: default avatarRaphael Gallais-Pou <raphael.gallais-pou@foss.st.com>
Signed-off-by: default avatarBrian Masney <bmasney@redhat.com>
Acked-by: default avatarYannick Fertre <yannick.fertre@foss.st.com>
Link: https://lore.kernel.org/r/20250811-drm-clk-round-rate-v2-7-4a91ccf239cf@redhat.com


Signed-off-by: default avatarRaphael Gallais-Pou <raphael.gallais-pou@foss.st.com>
parent 5ccf442e

drivers/gpu/drm/stm/lvds.c

+7 −5
Original line number Diff line number Diff line
@@ -682,8 +682,8 @@ static unsigned long lvds_pixel_clk_recalc_rate(struct clk_hw *hw, 
	return (unsigned long)lvds->pixel_clock_rate;

}



static long lvds_pixel_clk_round_rate(struct clk_hw *hw, unsigned long rate,

				      unsigned long *parent_rate)

static int lvds_pixel_clk_determine_rate(struct clk_hw *hw,

					 struct clk_rate_request *req)

{

	struct stm_lvds *lvds = container_of(hw, struct stm_lvds, lvds_ck_px);

	unsigned int pll_in_khz, bdiv = 0, mdiv = 0, ndiv = 0;
@@ -703,7 +703,7 @@ static long lvds_pixel_clk_round_rate(struct clk_hw *hw, unsigned long rate, 
	mode = list_first_entry(&connector->modes,

				struct drm_display_mode, head);



	pll_in_khz = (unsigned int)(*parent_rate / 1000);

	pll_in_khz = (unsigned int)(req->best_parent_rate / 1000);



	if (lvds_is_dual_link(lvds->link_type))

		multiplier = 2;
@@ -719,14 +719,16 @@ static long lvds_pixel_clk_round_rate(struct clk_hw *hw, unsigned long rate, 
	lvds->pixel_clock_rate = (unsigned long)pll_get_clkout_khz(pll_in_khz, bdiv, mdiv, ndiv)

					 * 1000 * multiplier / 7;



	return lvds->pixel_clock_rate;

	req->rate = lvds->pixel_clock_rate;



	return 0;

}



static const struct clk_ops lvds_pixel_clk_ops = {

	.enable = lvds_pixel_clk_enable,

	.disable = lvds_pixel_clk_disable,

	.recalc_rate = lvds_pixel_clk_recalc_rate,

	.round_rate = lvds_pixel_clk_round_rate,

	.determine_rate = lvds_pixel_clk_determine_rate,

};



static const struct clk_init_data clk_data = {