| Message ID | 20240102-j7200-pcie-s2r-v2-8-8e4f7d228ec2@bootlin.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Add suspend to ram support for PCIe on J7200 | expand |
On Fri, Jan 26, 2024 at 4:37 PM Thomas Richard <thomas.richard@bootlin.com> wrote: > > Extract calls to clk_get from cdns_torrent_clk into a separate function. > It needs to call cdns_torrent_clk at resume without looking up the clock. > > Based on the work of Théo Lebrun <theo.lebrun@bootlin.com> (Just a side question: Have you used --histogram diff algo when preparing the series? Please use, if not) ... > - cdns_phy->clk = devm_clk_get(dev, "refclk"); > + cdns_phy->clk = devm_clk_get(cdns_phy->dev, "refclk"); > if (IS_ERR(cdns_phy->clk)) { > - dev_err(dev, "phy ref clock not found\n"); > + dev_err(cdns_phy->dev, "phy ref clock not found\n"); > return PTR_ERR(cdns_phy->clk); > } Same issue as I noted in a previous email.
diff --git a/drivers/phy/cadence/phy-cadence-torrent.c b/drivers/phy/cadence/phy-cadence-torrent.c index a75c96385c57..94298ad9f875 100644 --- a/drivers/phy/cadence/phy-cadence-torrent.c +++ b/drivers/phy/cadence/phy-cadence-torrent.c @@ -2681,18 +2681,22 @@ static int cdns_torrent_reset(struct cdns_torrent_phy *cdns_phy) return 0; } -static int cdns_torrent_clk(struct cdns_torrent_phy *cdns_phy) +static int cdns_torrent_of_get_clk(struct cdns_torrent_phy *cdns_phy) { - struct device *dev = cdns_phy->dev; - unsigned long ref_clk_rate; - int ret; - - cdns_phy->clk = devm_clk_get(dev, "refclk"); + cdns_phy->clk = devm_clk_get(cdns_phy->dev, "refclk"); if (IS_ERR(cdns_phy->clk)) { - dev_err(dev, "phy ref clock not found\n"); + dev_err(cdns_phy->dev, "phy ref clock not found\n"); return PTR_ERR(cdns_phy->clk); } + return 0; +} + +static int cdns_torrent_clk(struct cdns_torrent_phy *cdns_phy) +{ + unsigned long ref_clk_rate; + int ret; + ret = clk_prepare_enable(cdns_phy->clk); if (ret) { dev_err(cdns_phy->dev, "Failed to prepare ref clock\n"); @@ -2776,6 +2780,10 @@ static int cdns_torrent_phy_probe(struct platform_device *pdev) if (ret) return ret; + ret = cdns_torrent_of_get_clk(cdns_phy); + if (ret) + goto clk_cleanup; + regmap_field_read(cdns_phy->phy_pma_cmn_ctrl_1, &already_configured); if (!already_configured) {
Extract calls to clk_get from cdns_torrent_clk into a separate function. It needs to call cdns_torrent_clk at resume without looking up the clock. Based on the work of Théo Lebrun <theo.lebrun@bootlin.com> Signed-off-by: Thomas Richard <thomas.richard@bootlin.com> --- drivers/phy/cadence/phy-cadence-torrent.c | 22 +++++++++++++++------- 1 file changed, 15 insertions(+), 7 deletions(-)