From: Sascha Hauer <s.hauer@pengutronix.de>
To: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 16/20] e1000: Add functions for register polling
Date: Tue, 19 Jan 2016 09:21:49 +0100 [thread overview]
Message-ID: <20160119082149.GJ13058@pengutronix.de> (raw)
In-Reply-To: <1453089161-6697-16-git-send-email-andrew.smirnov@gmail.com>
On Sun, Jan 17, 2016 at 07:52:37PM -0800, Andrey Smirnov wrote:
> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
> ---
> drivers/net/e1000/e1000.h | 19 +++++++++++++++++++
> 1 file changed, 19 insertions(+)
>
> diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h
> index 291e64d..5e24758 100644
> --- a/drivers/net/e1000/e1000.h
> +++ b/drivers/net/e1000/e1000.h
> @@ -2176,5 +2176,24 @@ static inline uint32_t e1000_read_reg(struct e1000_hw *hw, uint32_t reg)
> }
>
>
> +static inline int e1000_poll_reg(struct e1000_hw *hw, uint32_t reg,
> + uint32_t mask, uint32_t value,
> + uint64_t timeout)
We should let the compiler decide whether to inline this or not. Can we
remove the inline?
> +{
> + const uint64_t start = get_time_ns();
> +
> + do {
> + const uint32_t v = e1000_read_reg(hw, reg);
> +
> + if ((v & mask) == value)
> + return 0;
> +
> + } while (!is_timeout(start, timeout));
> +
> + return -ETIMEDOUT;
> +}
> +
> +#define E1000_POLL_REG(a, reg, mask, value, timeout) \
> + e1000_poll_reg((a), E1000_##reg, (mask), (value), (timeout))
Can we drop this define? All it does is to put E1000_ in front of the
register name which could also be done by the caller.
Sascha
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next prev parent reply other threads:[~2016-01-19 8:22 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1453089161-6697-1-git-send-email-andrew.smirnov@gmail.com>
2016-01-18 3:52 ` [PATCH 02/20] e1000: Fix a bug in e1000_detect_gig_phy Andrey Smirnov
2016-01-18 3:52 ` [PATCH 03/20] e1000: Remove unnecessary variable Andrey Smirnov
2016-01-18 3:52 ` [PATCH 04/20] e1000: Do not read same register twice Andrey Smirnov
2016-01-18 3:52 ` [PATCH 05/20] e1000: Remove unneeded i210 specific register code Andrey Smirnov
2016-01-18 3:52 ` [PATCH 06/20] e1000: Consolidate register offset fixups Andrey Smirnov
2016-01-18 3:52 ` [PATCH 07/20] e1000: Remove 'use_eewr' parameter Andrey Smirnov
2016-01-18 3:52 ` [PATCH 08/20] e1000: Remove 'page_size' Andrey Smirnov
2016-01-18 3:52 ` [PATCH 09/20] e1000: Simplify EEPROM init for e1000_80003es2lan Andrey Smirnov
2016-01-18 3:52 ` [PATCH 10/20] e1000: Simplify EEPROM init for e1000_igb Andrey Smirnov
2016-01-18 3:52 ` [PATCH 11/20] e1000: Consolidate SPI EEPROM init code Andrey Smirnov
2016-01-18 3:52 ` [PATCH 12/20] e1000: Consolidate Microwire " Andrey Smirnov
2016-01-18 3:52 ` [PATCH 13/20] e1000: Fix a bug in e1000_probe() Andrey Smirnov
2016-01-18 3:52 ` [PATCH 14/20] e1000: Remove unnecessary intialization Andrey Smirnov
2016-01-18 3:52 ` [PATCH 15/20] e1000: Refactor Flash/EEPROM reading code Andrey Smirnov
2016-01-18 3:52 ` [PATCH 16/20] e1000: Add functions for register polling Andrey Smirnov
2016-01-19 8:21 ` Sascha Hauer [this message]
2016-01-19 18:53 ` Andrey Smirnov
2016-01-20 7:32 ` Sascha Hauer
2016-01-18 3:52 ` [PATCH 17/20] e1000: Properly release SW_FW_SYNC semaphore bits Andrey Smirnov
2016-01-18 3:52 ` [PATCH 18/20] e1000: Add EEPROM access locking for i210 Andrey Smirnov
2016-01-18 3:52 ` [PATCH 19/20] e1000: Expose i210's external flash as MTD Andrey Smirnov
2016-01-18 3:52 ` [PATCH 20/20] e1000: Expose i210's iNVM as a cdev Andrey Smirnov
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