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f283ebd564
Add C macros to print debug messages from VCC module Signed-off-by: Jagannathan Raman <jag.raman@oracle.com> Reviewed-by: Liam Merwick <liam.merwick@oracle.com> Reviewed-by: Shannon Nelson <shannon.nelson@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
60 lines
1.1 KiB
C
60 lines
1.1 KiB
C
/* vcc.c: sun4v virtual channel concentrator
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*
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* Copyright (C) 2017 Oracle. All rights reserved.
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*/
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#include <linux/module.h>
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#define DRV_MODULE_NAME "vcc"
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#define DRV_MODULE_VERSION "1.1"
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#define DRV_MODULE_RELDATE "July 1, 2017"
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MODULE_DESCRIPTION("Sun LDOM virtual console concentrator driver");
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MODULE_LICENSE("GPL");
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MODULE_VERSION(DRV_MODULE_VERSION);
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int vcc_dbg;
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int vcc_dbg_ldc;
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int vcc_dbg_vio;
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module_param(vcc_dbg, uint, 0664);
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module_param(vcc_dbg_ldc, uint, 0664);
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module_param(vcc_dbg_vio, uint, 0664);
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#define VCC_DBG_DRV 0x1
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#define VCC_DBG_LDC 0x2
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#define VCC_DBG_PKT 0x4
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#define vccdbg(f, a...) \
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do { \
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if (vcc_dbg & VCC_DBG_DRV) \
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pr_info(f, ## a); \
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} while (0) \
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#define vccdbgl(l) \
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do { \
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if (vcc_dbg & VCC_DBG_LDC) \
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ldc_print(l); \
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} while (0) \
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#define vccdbgp(pkt) \
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do { \
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if (vcc_dbg & VCC_DBG_PKT) { \
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int i; \
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for (i = 0; i < pkt.tag.stype; i++) \
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pr_info("[%c]", pkt.data[i]); \
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} \
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} while (0) \
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static int __init vcc_init(void)
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{
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return 0;
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}
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static void __exit vcc_exit(void)
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{
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}
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module_init(vcc_init);
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module_exit(vcc_exit);
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