diff options
| author | Guido Günther <agx@sigxcpu.org> | 2020-11-18 09:29:48 +0100 |
|---|---|---|
| committer | Guido Günther <agx@sigxcpu.org> | 2020-12-08 11:05:04 +0100 |
| commit | dfb64090892ff377e714aa695d028e5de5d57091 (patch) | |
| tree | b30352d0473dfb5379d65df9bba0dd71c003245e /drivers/gpu/drm/panel | |
| parent | a3d0d8347978dd6f19b75deb72068d7420662539 (diff) | |
drm/panel: st7703: Use dev_err_probe
Less code and easier probe deferral debugging.
Signed-off-by: Guido Günther <agx@sigxcpu.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/36405038d93eb148f3e8ed8e5ea70de8e87afd78.1605688147.git.agx@sigxcpu.org
Diffstat (limited to 'drivers/gpu/drm/panel')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-sitronix-st7703.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c index b30510b1696a..a2c303e5732c 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c @@ -530,10 +530,8 @@ static int st7703_probe(struct mipi_dsi_device *dsi) return -ENOMEM; ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); - if (IS_ERR(ctx->reset_gpio)) { - dev_err(dev, "cannot get reset gpio\n"); - return PTR_ERR(ctx->reset_gpio); - } + if (IS_ERR(ctx->reset_gpio)) + return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio), "Failed to get reset gpio\n"); mipi_dsi_set_drvdata(dsi, ctx); @@ -545,19 +543,13 @@ static int st7703_probe(struct mipi_dsi_device *dsi) dsi->lanes = ctx->desc->lanes; ctx->vcc = devm_regulator_get(dev, "vcc"); - if (IS_ERR(ctx->vcc)) { - ret = PTR_ERR(ctx->vcc); - if (ret != -EPROBE_DEFER) - dev_err(dev, "Failed to request vcc regulator: %d\n", ret); - return ret; - } + if (IS_ERR(ctx->vcc)) + return dev_err_probe(dev, PTR_ERR(ctx->vcc), "Failed to request vcc regulator\n"); + ctx->iovcc = devm_regulator_get(dev, "iovcc"); - if (IS_ERR(ctx->iovcc)) { - ret = PTR_ERR(ctx->iovcc); - if (ret != -EPROBE_DEFER) - dev_err(dev, "Failed to request iovcc regulator: %d\n", ret); - return ret; - } + if (IS_ERR(ctx->iovcc)) + return dev_err_probe(dev, PTR_ERR(ctx->iovcc), + "Failed to request iovcc regulator\n"); drm_panel_init(&ctx->panel, dev, &st7703_drm_funcs, DRM_MODE_CONNECTOR_DSI); |