cregit-Linux how code gets into the kernel

Release 4.14 arch/powerpc/platforms/pseries/event_sources.c

/*
 * Copyright (C) 2001 Dave Engebretsen IBM Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */

#include <asm/prom.h>

#include "pseries.h"


void request_event_sources_irqs(struct device_node *np, irq_handler_t handler, const char *name) { int i, index, count = 0; struct of_phandle_args oirq; unsigned int virqs[16]; /* First try to do a proper OF tree parsing */ for (index = 0; of_irq_parse_one(np, index, &oirq) == 0; index++) { if (count > 15) break; virqs[count] = irq_create_of_mapping(&oirq); if (!virqs[count]) { pr_err("event-sources: Unable to allocate " "interrupt number for %pOF\n", np); WARN_ON(1); } else { count++; } } /* Now request them */ for (i = 0; i < count; i++) { if (request_irq(virqs[i], handler, 0, name, NULL)) { pr_err("event-sources: Unable to request interrupt " "%d for %pOF\n", virqs[i], np); WARN_ON(1); return; } } }

Contributors

PersonTokensPropCommitsCommitProp
Mark Nelson15795.73%225.00%
Grant C. Likely31.83%337.50%
Rob Herring21.22%112.50%
Rashmica Gupta10.61%112.50%
Michael Ellerman10.61%112.50%
Total164100.00%8100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Mark Nelson16495.91%225.00%
Grant C. Likely31.75%337.50%
Rob Herring21.17%112.50%
Rashmica Gupta10.58%112.50%
Michael Ellerman10.58%112.50%
Total171100.00%8100.00%
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