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author | Luca Boccassi <luca.boccassi@gmail.com> | 2018-11-12 16:16:11 +0000 |
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committer | Luca Boccassi <luca.boccassi@gmail.com> | 2018-11-12 16:17:34 +0000 |
commit | ac05e33882637056ea8b3937ebbd89b0cca26373 (patch) | |
tree | efb8fa3514c9dc5aa78affebf92281b5c945ec4d /drivers/net/atlantic/atl_hw_regs.h | |
parent | 2c32cf111838636982ada15783e5435652fa7412 (diff) | |
parent | 88fab00d4402af240c1b7cc2566133aece115488 (diff) |
Merge tag 'upstream/18.11-rc2' into 18.11.x
New upstream version 18.11-rc2
Change-Id: I5ef3516f5bef8875ef584d1e68b4893c21eb1f8e
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/net/atlantic/atl_hw_regs.h')
-rw-r--r-- | drivers/net/atlantic/atl_hw_regs.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/drivers/net/atlantic/atl_hw_regs.h b/drivers/net/atlantic/atl_hw_regs.h new file mode 100644 index 00000000..a2d6ca80 --- /dev/null +++ b/drivers/net/atlantic/atl_hw_regs.h @@ -0,0 +1,53 @@ +/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0) */ +/* Copyright (C) 2014-2017 aQuantia Corporation. */ + +/* File aq_hw_utils.h: Declaration of helper functions used across hardware + * layer. + */ + +#ifndef AQ_HW_UTILS_H +#define AQ_HW_UTILS_H + +#include <rte_common.h> +#include <rte_io.h> +#include <rte_byteorder.h> +#include <rte_random.h> +#include <rte_cycles.h> +#include "atl_common.h" +#include "atl_types.h" + + +#ifndef HIDWORD +#define LODWORD(_qw) ((u32)(_qw)) +#define HIDWORD(_qw) ((u32)(((_qw) >> 32) & 0xffffffff)) +#endif + +#define AQ_HW_SLEEP(_US_) rte_delay_ms(_US_) + +#define mdelay rte_delay_ms +#define udelay rte_delay_us +#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) +#define BIT(x) (1UL << (x)) + +#define AQ_HW_WAIT_FOR(_B_, _US_, _N_) \ +do { \ + unsigned int AQ_HW_WAIT_FOR_i; \ + for (AQ_HW_WAIT_FOR_i = _N_; (!(_B_)) && (AQ_HW_WAIT_FOR_i);\ + --AQ_HW_WAIT_FOR_i) {\ + udelay(_US_); \ + } \ + if (!AQ_HW_WAIT_FOR_i) {\ + err = -ETIMEDOUT; \ + } \ +} while (0) + +#define ATL_WRITE_FLUSH(aq_hw) { (void)aq_hw_read_reg(aq_hw, 0x10); } + +void aq_hw_write_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, + u32 shift, u32 val); +u32 aq_hw_read_reg_bit(struct aq_hw_s *aq_hw, u32 addr, u32 msk, u32 shift); +u32 aq_hw_read_reg(struct aq_hw_s *hw, u32 reg); +void aq_hw_write_reg(struct aq_hw_s *hw, u32 reg, u32 value); +int aq_hw_err_from_flags(struct aq_hw_s *hw); + +#endif /* AQ_HW_UTILS_H */ |