Re: Help: Samsung Exynos 7870 DECON SYSMMU panic

[Kaustabh Chakraborty]

On 2025-06-18 14:02, Kaustabh Chakraborty wrote:

Since bcb81ac6ae3c (iommu: Get DT/ACPI parsing into the proper probe path), The Samsung Exynos 7870 DECON device (with patches [1], [2], and [3]) seems

to not work anymore. Upon closer inspection, I observe that there is an
IOMMU crash.

[...]

-               dev->bus->dma_configure(dev);
+               if (!strcmp(dev_name(dev), "14830000.decon"))

s/!//