diff options
| author | Brian Masney <bmasney@redhat.com> | 2025-08-11 06:56:10 -0400 |
|---|---|---|
| committer | Raphael Gallais-Pou <raphael.gallais-pou@foss.st.com> | 2025-09-15 15:08:43 +0200 |
| commit | 5ccf442ecd419e90f9f74a708d41e56b684eff40 (patch) | |
| tree | 15d461253d1166c0dad8684df60458b0ef5ca90c /drivers/gpu | |
| parent | b1a122f404d4467623f66b596f8aba0e1ca9d14e (diff) | |
| download | linux-5ccf442ecd419e90f9f74a708d41e56b684eff40.tar.gz linux-5ccf442ecd419e90f9f74a708d41e56b684eff40.zip | |
drm/stm/dw_mipi_dsi-stm: 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: Raphael Gallais-Pou <raphael.gallais-pou@foss.st.com>
Signed-off-by: Brian Masney <bmasney@redhat.com>
Acked-by: Yannick Fertre <yannick.fertre@foss.st.com>
Link: https://lore.kernel.org/r/20250811-drm-clk-round-rate-v2-6-4a91ccf239cf@redhat.com
Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou@foss.st.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/stm/dw_mipi_dsi-stm.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c index 2c7bc064bc66..58eae6804cc8 100644 --- a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c +++ b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c @@ -274,8 +274,8 @@ static unsigned long dw_mipi_dsi_clk_recalc_rate(struct clk_hw *hw, return (unsigned long)pll_out_khz * 1000; } -static long dw_mipi_dsi_clk_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *parent_rate) +static int dw_mipi_dsi_clk_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) { struct dw_mipi_dsi_stm *dsi = clk_to_dw_mipi_dsi_stm(hw); unsigned int idf, ndiv, odf, pll_in_khz, pll_out_khz; @@ -283,14 +283,14 @@ static long dw_mipi_dsi_clk_round_rate(struct clk_hw *hw, unsigned long rate, DRM_DEBUG_DRIVER("\n"); - pll_in_khz = (unsigned int)(*parent_rate / 1000); + pll_in_khz = (unsigned int)(req->best_parent_rate / 1000); /* Compute best pll parameters */ idf = 0; ndiv = 0; odf = 0; - ret = dsi_pll_get_params(dsi, pll_in_khz, rate / 1000, + ret = dsi_pll_get_params(dsi, pll_in_khz, req->rate / 1000, &idf, &ndiv, &odf); if (ret) DRM_WARN("Warning dsi_pll_get_params(): bad params\n"); @@ -298,7 +298,9 @@ static long dw_mipi_dsi_clk_round_rate(struct clk_hw *hw, unsigned long rate, /* Get the adjusted pll out value */ pll_out_khz = dsi_pll_get_clkout_khz(pll_in_khz, idf, ndiv, odf); - return pll_out_khz * 1000; + req->rate = pll_out_khz * 1000; + + return 0; } static int dw_mipi_dsi_clk_set_rate(struct clk_hw *hw, unsigned long rate, @@ -351,7 +353,7 @@ static const struct clk_ops dw_mipi_dsi_stm_clk_ops = { .disable = dw_mipi_dsi_clk_disable, .is_enabled = dw_mipi_dsi_clk_is_enabled, .recalc_rate = dw_mipi_dsi_clk_recalc_rate, - .round_rate = dw_mipi_dsi_clk_round_rate, + .determine_rate = dw_mipi_dsi_clk_determine_rate, .set_rate = dw_mipi_dsi_clk_set_rate, }; |