diff options
| author | Maxime Ripard <maxime@cerno.tech> | 2021-05-11 13:35:52 +0200 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2021-05-11 13:35:52 +0200 |
| commit | c55b44c9386f3ee1b08752638559f19deaf6040d (patch) | |
| tree | c843a21f45180387fcd9eb2625cc9d1f166a3156 /drivers/ata/pata_arasan_cf.c | |
| parent | MAINTAINERS: Update my e-mail (diff) | |
| parent | Linux 5.13-rc1 (diff) | |
| download | linux-c55b44c9386f3ee1b08752638559f19deaf6040d.tar.xz linux-c55b44c9386f3ee1b08752638559f19deaf6040d.zip | |
Merge drm/drm-fixes into drm-misc-fixes
Start this new release drm-misc-fixes branch
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/ata/pata_arasan_cf.c')
| -rw-r--r-- | drivers/ata/pata_arasan_cf.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c index e9cf31f38450..63f39440a9b4 100644 --- a/drivers/ata/pata_arasan_cf.c +++ b/drivers/ata/pata_arasan_cf.c @@ -818,12 +818,19 @@ static int arasan_cf_probe(struct platform_device *pdev) else quirk = CF_BROKEN_UDMA; /* as it is on spear1340 */ - /* if irq is 0, support only PIO */ - acdev->irq = platform_get_irq(pdev, 0); - if (acdev->irq) + /* + * If there's an error getting IRQ (or we do get IRQ0), + * support only PIO + */ + ret = platform_get_irq(pdev, 0); + if (ret > 0) { + acdev->irq = ret; irq_handler = arasan_cf_interrupt; - else + } else if (ret == -EPROBE_DEFER) { + return ret; + } else { quirk |= CF_BROKEN_MWDMA | CF_BROKEN_UDMA; + } acdev->pbase = res->start; acdev->vbase = devm_ioremap(&pdev->dev, res->start, |