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round_rate() in favor of determine_rate() To: Brian Masney , Michael Turquette , Stephen Boyd , Vladimir Zapolskiy , Piotr Wojtaszczyk , Inochi Amaoto , Michal Simek , Bjorn Andersson , Heiko Stuebner , Andrea della Porta , Maxime Ripard Cc: linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, sophgo@lists.linux.dev, linux-arm-msm@vger.kernel.org, linux-rockchip@lists.infradead.org References: <20250828-clk-round-rate-v2-v1-0-b97ec8ba6cc4@redhat.com> <20250828-clk-round-rate-v2-v1-6-b97ec8ba6cc4@redhat.com> From: Chen Wang In-Reply-To: <20250828-clk-round-rate-v2-v1-6-b97ec8ba6cc4@redhat.com> X-ClientProxiedBy: TYCP286CA0021.JPNP286.PROD.OUTLOOK.COM (2603:1096:400:263::11) To MAUPR01MB11072.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a01:16f::16) X-Microsoft-Original-Message-ID: MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MAUPR01MB11072:EE_|MAYPR01MB10446:EE_ 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X-MS-Exchange-CrossTenant-Id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MAYPR01MB10446 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250828_201147_952104_1E0B5629 X-CRM114-Status: GOOD ( 18.64 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org On 8/29/2025 8:38 AM, Brian Masney wrote: > This driver implements both the determine_rate() and round_rate() clk > ops, and the round_rate() clk ops is deprecated. When both are defined, > clk_core_determine_round_nolock() from the clk core will only use the > determine_rate() clk ops, so let's remove the round_rate() clk ops since > it's unused. > > The implementation of sg2042_clk_pll_determine_rate() calls > sg2042_clk_pll_round_rate(), so this folds the two into a single > function. > > Reviewed-by: Chen Wang > Signed-off-by: Brian Masney Tested-by: Chen Wang # Pioneerbox Thanks, Chen > --- > drivers/clk/sophgo/clk-sg2042-pll.c | 26 +++++++++----------------- > 1 file changed, 9 insertions(+), 17 deletions(-) > > diff --git a/drivers/clk/sophgo/clk-sg2042-pll.c b/drivers/clk/sophgo/clk-sg2042-pll.c > index e5fb0bb7ac4f97616f3b472fcab45e5729eb653e..110b6ee06fe4b61e89f3cbf2ce00eb03c078afb6 100644 > --- a/drivers/clk/sophgo/clk-sg2042-pll.c > +++ b/drivers/clk/sophgo/clk-sg2042-pll.c > @@ -346,37 +346,30 @@ static unsigned long sg2042_clk_pll_recalc_rate(struct clk_hw *hw, > return rate; > } > > -static long sg2042_clk_pll_round_rate(struct clk_hw *hw, > - unsigned long req_rate, > - unsigned long *prate) > +static int sg2042_clk_pll_determine_rate(struct clk_hw *hw, > + struct clk_rate_request *req) > { > struct sg2042_pll_ctrl pctrl_table; > unsigned int value; > long proper_rate; > int ret; > > - ret = sg2042_get_pll_ctl_setting(&pctrl_table, req_rate, *prate); > + ret = sg2042_get_pll_ctl_setting(&pctrl_table, > + min(req->rate, req->max_rate), > + req->best_parent_rate); > if (ret) { > proper_rate = 0; > goto out; > } > > value = sg2042_pll_ctrl_encode(&pctrl_table); > - proper_rate = (long)sg2042_pll_recalc_rate(value, *prate); > + proper_rate = (long)sg2042_pll_recalc_rate(value, req->best_parent_rate); > > out: > - pr_debug("--> %s: pll_round_rate: val = %ld\n", > + pr_debug("--> %s: pll_determine_rate: val = %ld\n", > clk_hw_get_name(hw), proper_rate); > - return proper_rate; > -} > + req->rate = proper_rate; > > -static int sg2042_clk_pll_determine_rate(struct clk_hw *hw, > - struct clk_rate_request *req) > -{ > - req->rate = sg2042_clk_pll_round_rate(hw, min(req->rate, req->max_rate), > - &req->best_parent_rate); > - pr_debug("--> %s: pll_determine_rate: val = %ld\n", > - clk_hw_get_name(hw), req->rate); > return 0; > } > > @@ -417,14 +410,13 @@ static int sg2042_clk_pll_set_rate(struct clk_hw *hw, > > static const struct clk_ops sg2042_clk_pll_ops = { > .recalc_rate = sg2042_clk_pll_recalc_rate, > - .round_rate = sg2042_clk_pll_round_rate, > .determine_rate = sg2042_clk_pll_determine_rate, > .set_rate = sg2042_clk_pll_set_rate, > }; > > static const struct clk_ops sg2042_clk_pll_ro_ops = { > .recalc_rate = sg2042_clk_pll_recalc_rate, > - .round_rate = sg2042_clk_pll_round_rate, > + .determine_rate = sg2042_clk_pll_determine_rate, > }; > > /* > _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip