Re: [PATCH v5 10/14] mfd: lm3533: Set DMA mask
Johan Hovold <[email protected]> Fri, 3 Jul 2026 13:18:05 +0200
| Newsgroups | org.kernel.vger.linux-fbdev,org.freedesktop.lists.dri-devel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-iio,org.kernel.vger.linux-kernel,org.kernel.vger.linux-leds |
|---|---|
| Message-ID | <[email protected]> |
On Wed, Jun 17, 2026 at 11:00:27AM +0300, Svyatoslav Ryhel wrote: > Missing coherent_dma_mask assigning triggers the following warning in > dmesg: > > [ 3.287872] platform lm3533-backlight.0: DMA mask not set > > Since this warning might be elevated to an error in the future, set > coherent_dma_mask to zero because both the core and cells do not utilize > DMA. IIUC this warning is introduced by the OF conversion and should therefore be moved before it as a preparatory patch. But you need to describe the problem in more detail here as this looks fishy. Johan