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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+linux-snps-arc=archiver.kernel.org@lists.infradead.org On 1/9/20 11:01 AM, Eugeniy Paltsev wrote: > Hi Vineet, > >> From: Vineet Gupta >> On 12/27/19 10:03 AM, Eugeniy Paltsev wrote: >>> To be able to run DSP-enabled userspace applications we need to >>> save and restore following DSP-related registers: >>> At IRQ/exception entry/exit: >>> * ACC0_GLO, ACC0_GHI, DSP_CTRL >>> * ACC0_LO, ACC0_HI (we already save them as r58, r59 pair) >>> At context switch: >>> * DSP_BFLY0, DSP_FFT_CTRL > [snip] >>> + >>> +#ifndef __ASSEMBLY__ >>> + >>> +/* some defines to simplify config sanitize in kernel/setup.c */ >>> +#if defined(CONFIG_ARC_DSP_KERNEL) || \ >>> + defined(CONFIG_ARC_DSP_USERSPACE) >>> +#define ARC_DSP_HANDLED 1 >>> +#else >>> +#define ARC_DSP_HANDLED 0 >>> +#endif >> This is a really bad idea - u r introducing explicit include dependencies which >> can change even outside of arch changes ! >> We've dealt with enough of these problems with current.h, so best to avoid, even >> if there is some code clutter. > Hmm, would it be OK if I add this option as a private kconfig option? > I.E (for ARC_DSP_HANDLED): Yes that would be good. -Vineet _______________________________________________ linux-snps-arc mailing list linux-snps-arc@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-snps-arc