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cxgb4: Enable cim_la dump to support T6 

Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Hariprasad Shenai 2015-07-07 21:49:21 +05:30 committed by David S. Miller
parent df459ebc33
commit b7660642b7
1 changed files with 51 additions and 3 deletions
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54
drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c
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@ -151,6 +151,45 @@ static int cim_la_show_3in1(struct seq_file *seq, void *v, int idx)
return 0;
}
static int cim_la_show_t6(struct seq_file *seq, void *v, int idx)
{
if (v == SEQ_START_TOKEN) {
seq_puts(seq, "Status Inst Data PC LS0Stat "
"LS0Addr LS0Data LS1Stat LS1Addr LS1Data\n");
} else {
const u32 *p = v;
seq_printf(seq, " %02x %04x%04x %04x%04x %04x%04x %08x %08x %08x %08x %08x %08x\n",
(p[9] >> 16) & 0xff, /* Status */
p[9] & 0xffff, p[8] >> 16, /* Inst */
p[8] & 0xffff, p[7] >> 16, /* Data */
p[7] & 0xffff, p[6] >> 16, /* PC */
p[2], p[1], p[0], /* LS0 Stat, Addr and Data */
p[5], p[4], p[3]); /* LS1 Stat, Addr and Data */
}
return 0;
}
static int cim_la_show_pc_t6(struct seq_file *seq, void *v, int idx)
{
if (v == SEQ_START_TOKEN) {
seq_puts(seq, "Status Inst Data PC\n");
} else {
const u32 *p = v;
seq_printf(seq, " %02x %08x %08x %08x\n",
p[3] & 0xff, p[2], p[1], p[0]);
seq_printf(seq, " %02x %02x%06x %02x%06x %02x%06x\n",
(p[6] >> 8) & 0xff, p[6] & 0xff, p[5] >> 8,
p[5] & 0xff, p[4] >> 8, p[4] & 0xff, p[3] >> 8);
seq_printf(seq, " %02x %04x%04x %04x%04x %04x%04x\n",
(p[9] >> 16) & 0xff, p[9] & 0xffff, p[8] >> 16,
p[8] & 0xffff, p[7] >> 16, p[7] & 0xffff,
p[6] >> 16);
}
return 0;
}
static int cim_la_open(struct inode *inode, struct file *file)
{
int ret;
@ -162,9 +201,18 @@ static int cim_la_open(struct inode *inode, struct file *file)
if (ret)
return ret;
p = seq_open_tab(file, adap->params.cim_la_size / 8, 8 * sizeof(u32), 1,
cfg & UPDBGLACAPTPCONLY_F ?
cim_la_show_3in1 : cim_la_show);
if (is_t6(adap->params.chip)) {
/* +1 to account for integer division of CIMLA_SIZE/10 */
p = seq_open_tab(file, (adap->params.cim_la_size / 10) + 1,
10 * sizeof(u32), 1,
cfg & UPDBGLACAPTPCONLY_F ?
cim_la_show_pc_t6 : cim_la_show_t6);
} else {
p = seq_open_tab(file, adap->params.cim_la_size / 8,
8 * sizeof(u32), 1,
cfg & UPDBGLACAPTPCONLY_F ? cim_la_show_3in1 :
cim_la_show);
}
if (!p)
return -ENOMEM;