1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
// SPDX-License-Identifier: GPL-2.0
/* Marvell OcteonTx2 RPM driver
*
* Copyright (C) 2020 Marvell.
*
*/
#include "cgx.h"
#include "lmac_common.h"
static struct mac_ops rpm_mac_ops = {
.name = "rpm",
.csr_offset = 0x4e00,
.lmac_offset = 20,
.int_register = RPMX_CMRX_SW_INT,
.int_set_reg = RPMX_CMRX_SW_INT_ENA_W1S,
.irq_offset = 1,
.int_ena_bit = BIT_ULL(0),
.lmac_fwi = RPM_LMAC_FWI,
.non_contiguous_serdes_lane = true,
.get_nr_lmacs = rpm_get_nr_lmacs,
};
struct mac_ops *rpm_get_mac_ops(void)
{
return &rpm_mac_ops;
}
static u64 rpm_read(rpm_t *rpm, u64 lmac, u64 offset)
{
return cgx_read(rpm, lmac, offset);
}
int rpm_get_nr_lmacs(void *rpmd)
{
rpm_t *rpm = rpmd;
return hweight8(rpm_read(rpm, 0, CGXX_CMRX_RX_LMACS) & 0xFULL);
}
|
