diff options
| author | Grygorii Strashko <grygorii.strashko@ti.com> | 2020-10-30 21:12:54 +0100 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2020-12-17 14:18:49 +0100 |
| commit | 44db5363fab8c91292ee6083493f1fd50201ed86 (patch) | |
| tree | 2d9c61d42f06ccf9795f0807a92be0e4dcbd4237 /drivers/pwm/pwm-tiehrpwm.c | |
| parent | pwm: lpss: Set DPM_FLAG_SMART_SUSPEND on Cherry Trail devices (diff) | |
| download | linux-44db5363fab8c91292ee6083493f1fd50201ed86.tar.xz linux-44db5363fab8c91292ee6083493f1fd50201ed86.zip | |
pwm: tiehrpwm: Handle deferred probe with dev_err_probe()
The devm_clk_get() may return -EPROBE_DEFER which is not handled properly
by TI EHRPWM driver and causes unnecessary boot log messages.
Hence, add proper deferred probe handling with new dev_err_probe() API.
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm/pwm-tiehrpwm.c')
| -rw-r--r-- | drivers/pwm/pwm-tiehrpwm.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c index 97dc62fe9175..a7fb224d6535 100644 --- a/drivers/pwm/pwm-tiehrpwm.c +++ b/drivers/pwm/pwm-tiehrpwm.c @@ -436,10 +436,8 @@ static int ehrpwm_pwm_probe(struct platform_device *pdev) } } - if (IS_ERR(clk)) { - dev_err(&pdev->dev, "failed to get clock\n"); - return PTR_ERR(clk); - } + if (IS_ERR(clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(clk), "Failed to get fck\n"); pc->clk_rate = clk_get_rate(clk); if (!pc->clk_rate) { @@ -460,10 +458,8 @@ static int ehrpwm_pwm_probe(struct platform_device *pdev) /* Acquire tbclk for Time Base EHRPWM submodule */ pc->tbclk = devm_clk_get(&pdev->dev, "tbclk"); - if (IS_ERR(pc->tbclk)) { - dev_err(&pdev->dev, "Failed to get tbclk\n"); - return PTR_ERR(pc->tbclk); - } + if (IS_ERR(pc->tbclk)) + return dev_err_probe(&pdev->dev, PTR_ERR(pc->tbclk), "Failed to get tbclk\n"); ret = clk_prepare(pc->tbclk); if (ret < 0) { |