Am Freitag, den 06.02.2015, 19:15 +0530 schrieb Abhilash Kesavan: > Currently, the SRAM allocator returns device memory via ioremap. > This causes issues on ARM64 when the internal SoC SRAM allocated by > the generic sram driver is used for audio playback. The destination > buffer address (which is ioremapped SRAM) is not 64-bit aligned for > certain streams (e.g. 44.1k sampling rate). In such cases we get > unhandled alignment faults. Use ioremap_wc in place of ioremap which > gives us normal non-cacheable memory instead of device memory. > > Signed-off-by: Abhilash Kesavan <a.kesa...@samsung.com> > Tested-by: Tony Lindgren <t...@atomide.com> > Tested-by: Heiko Stuebner <he...@sntech.de>
Acked-by: Philipp Zabel <p.za...@pengutronix.de> regards Philipp -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
