mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-12 05:48:40 +00:00
![Sergei Antonov](/assets/img/avatar_default.png)
Sparse found a number of endianness-related issues of these kinds: .../ftmac100.c:192:32: warning: restricted __le32 degrades to integer .../ftmac100.c:208:23: warning: incorrect type in assignment (different base types) .../ftmac100.c:208:23: expected unsigned int rxdes0 .../ftmac100.c:208:23: got restricted __le32 [usertype] .../ftmac100.c:249:23: warning: invalid assignment: &= .../ftmac100.c:249:23: left side has type unsigned int .../ftmac100.c:249:23: right side has type restricted __le32 .../ftmac100.c:527:16: warning: cast to restricted __le32 Change type of some fields from 'unsigned int' to '__le32' to fix it. Signed-off-by: Sergei Antonov <saproj@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Link: https://lore.kernel.org/r/20220902113749.1408562-1-saproj@gmail.com Signed-off-by: Paolo Abeni <pabeni@redhat.com>
167 lines
5.1 KiB
C
167 lines
5.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
/*
|
|
* Faraday FTMAC100 10/100 Ethernet
|
|
*
|
|
* (C) Copyright 2009-2011 Faraday Technology
|
|
* Po-Yu Chuang <ratbert@faraday-tech.com>
|
|
*/
|
|
|
|
#ifndef __FTMAC100_H
|
|
#define __FTMAC100_H
|
|
|
|
#define FTMAC100_OFFSET_ISR 0x00
|
|
#define FTMAC100_OFFSET_IMR 0x04
|
|
#define FTMAC100_OFFSET_MAC_MADR 0x08
|
|
#define FTMAC100_OFFSET_MAC_LADR 0x0c
|
|
#define FTMAC100_OFFSET_MAHT0 0x10
|
|
#define FTMAC100_OFFSET_MAHT1 0x14
|
|
#define FTMAC100_OFFSET_TXPD 0x18
|
|
#define FTMAC100_OFFSET_RXPD 0x1c
|
|
#define FTMAC100_OFFSET_TXR_BADR 0x20
|
|
#define FTMAC100_OFFSET_RXR_BADR 0x24
|
|
#define FTMAC100_OFFSET_ITC 0x28
|
|
#define FTMAC100_OFFSET_APTC 0x2c
|
|
#define FTMAC100_OFFSET_DBLAC 0x30
|
|
#define FTMAC100_OFFSET_MACCR 0x88
|
|
#define FTMAC100_OFFSET_MACSR 0x8c
|
|
#define FTMAC100_OFFSET_PHYCR 0x90
|
|
#define FTMAC100_OFFSET_PHYWDATA 0x94
|
|
#define FTMAC100_OFFSET_FCR 0x98
|
|
#define FTMAC100_OFFSET_BPR 0x9c
|
|
#define FTMAC100_OFFSET_TS 0xc4
|
|
#define FTMAC100_OFFSET_DMAFIFOS 0xc8
|
|
#define FTMAC100_OFFSET_TM 0xcc
|
|
#define FTMAC100_OFFSET_TX_MCOL_SCOL 0xd4
|
|
#define FTMAC100_OFFSET_RPF_AEP 0xd8
|
|
#define FTMAC100_OFFSET_XM_PG 0xdc
|
|
#define FTMAC100_OFFSET_RUNT_TLCC 0xe0
|
|
#define FTMAC100_OFFSET_CRCER_FTL 0xe4
|
|
#define FTMAC100_OFFSET_RLC_RCC 0xe8
|
|
#define FTMAC100_OFFSET_BROC 0xec
|
|
#define FTMAC100_OFFSET_MULCA 0xf0
|
|
#define FTMAC100_OFFSET_RP 0xf4
|
|
#define FTMAC100_OFFSET_XP 0xf8
|
|
|
|
/*
|
|
* Interrupt status register & interrupt mask register
|
|
*/
|
|
#define FTMAC100_INT_RPKT_FINISH (1 << 0)
|
|
#define FTMAC100_INT_NORXBUF (1 << 1)
|
|
#define FTMAC100_INT_XPKT_FINISH (1 << 2)
|
|
#define FTMAC100_INT_NOTXBUF (1 << 3)
|
|
#define FTMAC100_INT_XPKT_OK (1 << 4)
|
|
#define FTMAC100_INT_XPKT_LOST (1 << 5)
|
|
#define FTMAC100_INT_RPKT_SAV (1 << 6)
|
|
#define FTMAC100_INT_RPKT_LOST (1 << 7)
|
|
#define FTMAC100_INT_AHB_ERR (1 << 8)
|
|
#define FTMAC100_INT_PHYSTS_CHG (1 << 9)
|
|
|
|
/*
|
|
* Interrupt timer control register
|
|
*/
|
|
#define FTMAC100_ITC_RXINT_CNT(x) (((x) & 0xf) << 0)
|
|
#define FTMAC100_ITC_RXINT_THR(x) (((x) & 0x7) << 4)
|
|
#define FTMAC100_ITC_RXINT_TIME_SEL (1 << 7)
|
|
#define FTMAC100_ITC_TXINT_CNT(x) (((x) & 0xf) << 8)
|
|
#define FTMAC100_ITC_TXINT_THR(x) (((x) & 0x7) << 12)
|
|
#define FTMAC100_ITC_TXINT_TIME_SEL (1 << 15)
|
|
|
|
/*
|
|
* Automatic polling timer control register
|
|
*/
|
|
#define FTMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0)
|
|
#define FTMAC100_APTC_RXPOLL_TIME_SEL (1 << 4)
|
|
#define FTMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8)
|
|
#define FTMAC100_APTC_TXPOLL_TIME_SEL (1 << 12)
|
|
|
|
/*
|
|
* DMA burst length and arbitration control register
|
|
*/
|
|
#define FTMAC100_DBLAC_INCR4_EN (1 << 0)
|
|
#define FTMAC100_DBLAC_INCR8_EN (1 << 1)
|
|
#define FTMAC100_DBLAC_INCR16_EN (1 << 2)
|
|
#define FTMAC100_DBLAC_RXFIFO_LTHR(x) (((x) & 0x7) << 3)
|
|
#define FTMAC100_DBLAC_RXFIFO_HTHR(x) (((x) & 0x7) << 6)
|
|
#define FTMAC100_DBLAC_RX_THR_EN (1 << 9)
|
|
|
|
/*
|
|
* MAC control register
|
|
*/
|
|
#define FTMAC100_MACCR_XDMA_EN (1 << 0)
|
|
#define FTMAC100_MACCR_RDMA_EN (1 << 1)
|
|
#define FTMAC100_MACCR_SW_RST (1 << 2)
|
|
#define FTMAC100_MACCR_LOOP_EN (1 << 3)
|
|
#define FTMAC100_MACCR_CRC_DIS (1 << 4)
|
|
#define FTMAC100_MACCR_XMT_EN (1 << 5)
|
|
#define FTMAC100_MACCR_ENRX_IN_HALFTX (1 << 6)
|
|
#define FTMAC100_MACCR_RCV_EN (1 << 8)
|
|
#define FTMAC100_MACCR_HT_MULTI_EN (1 << 9)
|
|
#define FTMAC100_MACCR_RX_RUNT (1 << 10)
|
|
#define FTMAC100_MACCR_RX_FTL (1 << 11)
|
|
#define FTMAC100_MACCR_RCV_ALL (1 << 12)
|
|
#define FTMAC100_MACCR_CRC_APD (1 << 14)
|
|
#define FTMAC100_MACCR_FULLDUP (1 << 15)
|
|
#define FTMAC100_MACCR_RX_MULTIPKT (1 << 16)
|
|
#define FTMAC100_MACCR_RX_BROADPKT (1 << 17)
|
|
|
|
/*
|
|
* PHY control register
|
|
*/
|
|
#define FTMAC100_PHYCR_MIIRDATA 0xffff
|
|
#define FTMAC100_PHYCR_PHYAD(x) (((x) & 0x1f) << 16)
|
|
#define FTMAC100_PHYCR_REGAD(x) (((x) & 0x1f) << 21)
|
|
#define FTMAC100_PHYCR_MIIRD (1 << 26)
|
|
#define FTMAC100_PHYCR_MIIWR (1 << 27)
|
|
|
|
/*
|
|
* PHY write data register
|
|
*/
|
|
#define FTMAC100_PHYWDATA_MIIWDATA(x) ((x) & 0xffff)
|
|
|
|
/*
|
|
* Transmit descriptor, aligned to 16 bytes
|
|
*/
|
|
struct ftmac100_txdes {
|
|
__le32 txdes0;
|
|
__le32 txdes1;
|
|
__le32 txdes2; /* TXBUF_BADR */
|
|
unsigned int txdes3; /* not used by HW */
|
|
} __attribute__ ((aligned(16)));
|
|
|
|
#define FTMAC100_TXDES0_TXPKT_LATECOL (1 << 0)
|
|
#define FTMAC100_TXDES0_TXPKT_EXSCOL (1 << 1)
|
|
#define FTMAC100_TXDES0_TXDMA_OWN (1 << 31)
|
|
|
|
#define FTMAC100_TXDES1_TXBUF_SIZE(x) ((x) & 0x7ff)
|
|
#define FTMAC100_TXDES1_LTS (1 << 27)
|
|
#define FTMAC100_TXDES1_FTS (1 << 28)
|
|
#define FTMAC100_TXDES1_TX2FIC (1 << 29)
|
|
#define FTMAC100_TXDES1_TXIC (1 << 30)
|
|
#define FTMAC100_TXDES1_EDOTR (1 << 31)
|
|
|
|
/*
|
|
* Receive descriptor, aligned to 16 bytes
|
|
*/
|
|
struct ftmac100_rxdes {
|
|
__le32 rxdes0;
|
|
__le32 rxdes1;
|
|
__le32 rxdes2; /* RXBUF_BADR */
|
|
unsigned int rxdes3; /* not used by HW */
|
|
} __attribute__ ((aligned(16)));
|
|
|
|
#define FTMAC100_RXDES0_RFL 0x7ff
|
|
#define FTMAC100_RXDES0_MULTICAST (1 << 16)
|
|
#define FTMAC100_RXDES0_BROADCAST (1 << 17)
|
|
#define FTMAC100_RXDES0_RX_ERR (1 << 18)
|
|
#define FTMAC100_RXDES0_CRC_ERR (1 << 19)
|
|
#define FTMAC100_RXDES0_FTL (1 << 20)
|
|
#define FTMAC100_RXDES0_RUNT (1 << 21)
|
|
#define FTMAC100_RXDES0_RX_ODD_NB (1 << 22)
|
|
#define FTMAC100_RXDES0_LRS (1 << 28)
|
|
#define FTMAC100_RXDES0_FRS (1 << 29)
|
|
#define FTMAC100_RXDES0_RXDMA_OWN (1 << 31)
|
|
|
|
#define FTMAC100_RXDES1_RXBUF_SIZE(x) ((x) & 0x7ff)
|
|
#define FTMAC100_RXDES1_EDORR (1 << 31)
|
|
|
|
#endif /* __FTMAC100_H */
|