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| author | Jag Raman <jag.raman@oracle.com> | 2017-08-15 17:02:58 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-08-15 21:33:51 -0700 |
| commit | f283ebd5642d837d372f5e580d550c34dd6eef3d (patch) | |
| tree | 7ead610130e9310cdb73f48d410777c148441fe9 /drivers/tty/vcc.c | |
| parent | 55bd2133fc3c5ee138d19b76ed8f9495b35d57ec (diff) | |
| download | linux-f283ebd5642d837d372f5e580d550c34dd6eef3d.tar.bz2 | |
sparc64: vcc: Add VCC debug message macros
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>
Diffstat (limited to 'drivers/tty/vcc.c')
| -rw-r--r-- | drivers/tty/vcc.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/tty/vcc.c b/drivers/tty/vcc.c index e1b809927cd6..4fd8dd0bda5e 100644 --- a/drivers/tty/vcc.c +++ b/drivers/tty/vcc.c @@ -5,6 +5,47 @@ #include <linux/module.h> +#define DRV_MODULE_NAME "vcc" +#define DRV_MODULE_VERSION "1.1" +#define DRV_MODULE_RELDATE "July 1, 2017" + +MODULE_DESCRIPTION("Sun LDOM virtual console concentrator driver"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_MODULE_VERSION); + +int vcc_dbg; +int vcc_dbg_ldc; +int vcc_dbg_vio; + +module_param(vcc_dbg, uint, 0664); +module_param(vcc_dbg_ldc, uint, 0664); +module_param(vcc_dbg_vio, uint, 0664); + +#define VCC_DBG_DRV 0x1 +#define VCC_DBG_LDC 0x2 +#define VCC_DBG_PKT 0x4 + +#define vccdbg(f, a...) \ + do { \ + if (vcc_dbg & VCC_DBG_DRV) \ + pr_info(f, ## a); \ + } while (0) \ + +#define vccdbgl(l) \ + do { \ + if (vcc_dbg & VCC_DBG_LDC) \ + ldc_print(l); \ + } while (0) \ + +#define vccdbgp(pkt) \ + do { \ + if (vcc_dbg & VCC_DBG_PKT) { \ + int i; \ + for (i = 0; i < pkt.tag.stype; i++) \ + pr_info("[%c]", pkt.data[i]); \ + } \ + } while (0) \ + static int __init vcc_init(void) { return 0; |