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Date: Fri, 1 Jan 2021 16:55:00 +0000 From: Yangtao Li <tiny.windzz@...il.com> To: myungjoo.ham@...sung.com, kyungmin.park@...sung.com, cw00.choi@...sung.com, krzk@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com, linux-imx@....com, digetx@...il.com, thierry.reding@...il.com, jonathanh@...dia.com, yuq825@...il.com, airlied@...ux.ie, daniel@...ll.ch, robdclark@...il.com, sean@...rly.run, robh@...nel.org, tomeu.vizoso@...labora.com, steven.price@....com, alyssa.rosenzweig@...labora.com, stanimir.varbanov@...aro.org, agross@...nel.org, bjorn.andersson@...aro.org, mchehab@...nel.org, lukasz.luba@....com, adrian.hunter@...el.com, ulf.hansson@...aro.org, vireshk@...nel.org, nm@...com, sboyd@...nel.org, broonie@...nel.org, gregkh@...uxfoundation.org, jirislaby@...nel.org, rjw@...ysocki.net, jcrouse@...eaurora.org, hoegsberg@...gle.com, eric@...olt.net, tzimmermann@...e.de, marijn.suijten@...ainline.org, gustavoars@...nel.org, emil.velikov@...labora.com, jonathan@...ek.ca, akhilpo@...eaurora.org, smasetty@...eaurora.org, airlied@...hat.com, masneyb@...tation.org, kalyan_t@...eaurora.org, tanmay@...eaurora.org, tiny.windzz@...il.com, ddavenport@...omium.org, jsanka@...eaurora.org, rnayak@...eaurora.org, tongtiangen@...wei.com, miaoqinglang@...wei.com, khsieh@...eaurora.org, abhinavk@...eaurora.org, chandanu@...eaurora.org, groeck@...omium.org, varar@...eaurora.org, mka@...omium.org, harigovi@...eaurora.org, rikard.falkeborn@...il.com, natechancellor@...il.com, georgi.djakov@...aro.org, akashast@...eaurora.org, parashar@...eaurora.org, dianders@...omium.org Cc: linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-tegra@...r.kernel.org, dri-devel@...ts.freedesktop.org, lima@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org, freedreno@...ts.freedesktop.org, linux-media@...r.kernel.org, linux-mmc@...r.kernel.org, linux-spi@...r.kernel.org, linux-serial@...r.kernel.org Subject: [PATCH 24/31] memory: tegra20: convert to use devm_pm_opp_* API Use devm_pm_opp_* API to simplify code. Signed-off-by: Yangtao Li <tiny.windzz@...il.com> --- drivers/memory/tegra/tegra20-emc.c | 29 +++++++++-------------------- 1 file changed, 9 insertions(+), 20 deletions(-) diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c index 686aaf477d8a..223d9d97eb8f 100644 --- a/drivers/memory/tegra/tegra20-emc.c +++ b/drivers/memory/tegra/tegra20-emc.c @@ -911,31 +911,31 @@ static int tegra_emc_interconnect_init(struct tegra_emc *emc) static int tegra_emc_opp_table_init(struct tegra_emc *emc) { u32 hw_version = BIT(tegra_sku_info.soc_process_id); - struct opp_table *clk_opp_table, *hw_opp_table; + struct opp_table *opp_table; int err; - clk_opp_table = dev_pm_opp_set_clkname(emc->dev, NULL); - err = PTR_ERR_OR_ZERO(clk_opp_table); + opp_table = devm_pm_opp_set_clkname(emc->dev, NULL); + err = PTR_ERR_OR_ZERO(opp_table); if (err) { dev_err(emc->dev, "failed to set OPP clk: %d\n", err); return err; } - hw_opp_table = dev_pm_opp_set_supported_hw(emc->dev, &hw_version, 1); - err = PTR_ERR_OR_ZERO(hw_opp_table); + opp_table = devm_pm_opp_set_supported_hw(emc->dev, &hw_version, 1); + err = PTR_ERR_OR_ZERO(opp_table); if (err) { dev_err(emc->dev, "failed to set OPP supported HW: %d\n", err); - goto put_clk_table; + return err; } - err = dev_pm_opp_of_add_table(emc->dev); + err = devm_pm_opp_of_add_table(emc->dev); if (err) { if (err == -ENODEV) dev_err(emc->dev, "OPP table not found, please update your device tree\n"); else dev_err(emc->dev, "failed to add OPP table: %d\n", err); - goto put_hw_table; + return err; } dev_info(emc->dev, "OPP HW ver. 0x%x, current clock rate %lu MHz\n", @@ -943,19 +943,8 @@ static int tegra_emc_opp_table_init(struct tegra_emc *emc) /* first dummy rate-set initializes voltage state */ err = dev_pm_opp_set_rate(emc->dev, clk_get_rate(emc->clk)); - if (err) { + if (err) dev_err(emc->dev, "failed to initialize OPP clock: %d\n", err); - goto remove_table; - } - - return 0; - -remove_table: - dev_pm_opp_of_remove_table(emc->dev); -put_hw_table: - dev_pm_opp_put_supported_hw(hw_opp_table); -put_clk_table: - dev_pm_opp_put_clkname(clk_opp_table); return err; } -- 2.25.1
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