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authorBrian Masney <bmasney@redhat.com>2025-08-10 18:57:28 -0400
committerDmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>2025-08-29 01:51:46 +0300
commite04baa0b175627428424398623034c13f9decfb3 (patch)
tree440a2481819bbf1a52c03951ec5cde014833bd1e /drivers/gpu
parentdrm/msm/dsi_phy_28nm_8960: convert from round_rate() to determine_rate() (diff)
downloadlinux-e04baa0b175627428424398623034c13f9decfb3.tar.gz
linux-e04baa0b175627428424398623034c13f9decfb3.zip
drm/msm/dsi_phy_28nm: 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. The change to use clamp_t() was done manually. Signed-off-by: Brian Masney <bmasney@redhat.com> Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com> Patchwork: https://patchwork.freedesktop.org/patch/667872/ Link: https://lore.kernel.org/r/20250810-drm-msm-phy-clk-round-rate-v2-4-0fd1f7979c83@redhat.com Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
index 90348a2af3e9..d00e415b9a99 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
@@ -533,21 +533,20 @@ static void dsi_pll_28nm_vco_unprepare(struct clk_hw *hw)
pll_28nm->phy->pll_on = false;
}
-static long dsi_pll_28nm_clk_round_rate(struct clk_hw *hw,
- unsigned long rate, unsigned long *parent_rate)
+static int dsi_pll_28nm_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw);
- if (rate < pll_28nm->phy->cfg->min_pll_rate)
- return pll_28nm->phy->cfg->min_pll_rate;
- else if (rate > pll_28nm->phy->cfg->max_pll_rate)
- return pll_28nm->phy->cfg->max_pll_rate;
- else
- return rate;
+ req->rate = clamp_t(unsigned long, req->rate,
+ pll_28nm->phy->cfg->min_pll_rate,
+ pll_28nm->phy->cfg->max_pll_rate);
+
+ return 0;
}
static const struct clk_ops clk_ops_dsi_pll_28nm_vco_hpm = {
- .round_rate = dsi_pll_28nm_clk_round_rate,
+ .determine_rate = dsi_pll_28nm_clk_determine_rate,
.set_rate = dsi_pll_28nm_clk_set_rate,
.recalc_rate = dsi_pll_28nm_clk_recalc_rate,
.prepare = dsi_pll_28nm_vco_prepare_hpm,
@@ -556,7 +555,7 @@ static const struct clk_ops clk_ops_dsi_pll_28nm_vco_hpm = {
};
static const struct clk_ops clk_ops_dsi_pll_28nm_vco_lp = {
- .round_rate = dsi_pll_28nm_clk_round_rate,
+ .determine_rate = dsi_pll_28nm_clk_determine_rate,
.set_rate = dsi_pll_28nm_clk_set_rate,
.recalc_rate = dsi_pll_28nm_clk_recalc_rate,
.prepare = dsi_pll_28nm_vco_prepare_lp,
@@ -565,7 +564,7 @@ static const struct clk_ops clk_ops_dsi_pll_28nm_vco_lp = {
};
static const struct clk_ops clk_ops_dsi_pll_28nm_vco_8226 = {
- .round_rate = dsi_pll_28nm_clk_round_rate,
+ .determine_rate = dsi_pll_28nm_clk_determine_rate,
.set_rate = dsi_pll_28nm_clk_set_rate,
.recalc_rate = dsi_pll_28nm_clk_recalc_rate,
.prepare = dsi_pll_28nm_vco_prepare_8226,