diff options
| author | Andrzej Hajda <a.hajda@samsung.com> | 2020-07-13 16:43:23 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-07-30 09:03:44 +0200 |
| commit | a60294d2b0bc015658ce66b134cc8070fa1151b0 (patch) | |
| tree | 2701260f22d698aba74dcfffb023540073812079 /drivers/gpu/drm/bridge | |
| parent | d090b70ede02370014a1cf8acd211d1ed0fa9fd9 (diff) | |
drm/bridge/sii8620: fix resource acquisition error handling
In case of error during resource acquisition driver should print error
message only in case it is not deferred probe, using dev_err_probe helper
solves the issue. Moreover it records defer probe reason for debugging.
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20200713144324.23654-4-a.hajda@samsung.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/bridge')
| -rw-r--r-- | drivers/gpu/drm/bridge/sil-sii8620.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c index 92acd336aa89..389c1f029774 100644 --- a/drivers/gpu/drm/bridge/sil-sii8620.c +++ b/drivers/gpu/drm/bridge/sil-sii8620.c @@ -2299,10 +2299,9 @@ static int sii8620_probe(struct i2c_client *client, INIT_LIST_HEAD(&ctx->mt_queue); ctx->clk_xtal = devm_clk_get(dev, "xtal"); - if (IS_ERR(ctx->clk_xtal)) { - dev_err(dev, "failed to get xtal clock from DT\n"); - return PTR_ERR(ctx->clk_xtal); - } + if (IS_ERR(ctx->clk_xtal)) + return dev_err_probe(dev, PTR_ERR(ctx->clk_xtal), + "failed to get xtal clock from DT\n"); if (!client->irq) { dev_err(dev, "no irq provided\n"); @@ -2313,16 +2312,14 @@ static int sii8620_probe(struct i2c_client *client, sii8620_irq_thread, IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "sii8620", ctx); - if (ret < 0) { - dev_err(dev, "failed to install IRQ handler\n"); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, + "failed to install IRQ handler\n"); ctx->gpio_reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); - if (IS_ERR(ctx->gpio_reset)) { - dev_err(dev, "failed to get reset gpio from DT\n"); - return PTR_ERR(ctx->gpio_reset); - } + if (IS_ERR(ctx->gpio_reset)) + return dev_err_probe(dev, PTR_ERR(ctx->gpio_reset), + "failed to get reset gpio from DT\n"); ctx->supplies[0].supply = "cvcc10"; ctx->supplies[1].supply = "iovcc18"; |