From: Boris Brezillon <boris.brezillon@collabora.com>
To: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Rickard Andersson <rickaran@axis.com>,
Richard Weinberger <richard@nod.at>,
linux-mtd@lists.infradead.org,
Vignesh Raghavendra <vigneshr@ti.com>,
Tudor Ambarus <Tudor.Ambarus@microchip.com>
Subject: Re: [PATCH v5 19/28] mtd: rawnand: legacy: Use a helper to access the timings
Date: Tue, 26 May 2020 23:28:23 +0200 [thread overview]
Message-ID: <20200526232823.2fcc0e0d@collabora.com> (raw)
In-Reply-To: <20200526191725.7591-20-miquel.raynal@bootlin.com>
On Tue, 26 May 2020 21:17:16 +0200
Miquel Raynal <miquel.raynal@bootlin.com> wrote:
> Do not access the SDR timings directly but use nand_get_sdr_timings()
> instead. This way, future patching over this helper will be easier.
>
> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
> ---
> drivers/mtd/nand/raw/nand_legacy.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mtd/nand/raw/nand_legacy.c b/drivers/mtd/nand/raw/nand_legacy.c
> index 8b91aa7773d8..34b4c944f6a6 100644
> --- a/drivers/mtd/nand/raw/nand_legacy.c
> +++ b/drivers/mtd/nand/raw/nand_legacy.c
> @@ -354,6 +354,8 @@ static void nand_command(struct nand_chip *chip, unsigned int command,
>
> static void nand_ccs_delay(struct nand_chip *chip)
> {
> + const struct nand_sdr_timings *sdr = nand_get_sdr_timings(&chip->data_interface);
> +
> /*
> * The controller already takes care of waiting for tCCS when the RNDIN
> * or RNDOUT command is sent, return directly.
> @@ -366,7 +368,7 @@ static void nand_ccs_delay(struct nand_chip *chip)
> * (which should be safe for all NANDs).
> */
> if (nand_controller_has_setup_data_iface(chip))
> - ndelay(chip->data_interface.timings.sdr.tCCS_min / 1000);
> + ndelay(sdr->tCCS_min / 1000);
> else
> ndelay(500);
> }
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next prev parent reply other threads:[~2020-05-26 21:28 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-26 19:16 [PATCH v5 00/28] Allow vendor drivers to propose their own timings Miquel Raynal
2020-05-26 19:16 ` [PATCH v5 01/28] mtd: rawnand: Use unsigned types for nand_chip unsigned values Miquel Raynal
2020-05-26 19:16 ` [PATCH v5 02/28] mtd: rawnand: Only use u8 instead of uint8_t in nand_chip structure Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 03/28] mtd: rawnand: Create a nand_chip operations structure Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 04/28] mtd: rawnand: Rename the manufacturer structure Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 05/28] mtd: rawnand: Declare the nand_manufacturer structure out of nand_chip Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 06/28] mtd: rawnand: Reorganize the nand_chip structure Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 07/28] mtd: rawnand: Compare the actual timing values Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 08/28] mtd: rawnand: Use the data interface mode entry when relevant Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 09/28] mtd: rawnand: Rename nand_has_setup_data_interface() Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 10/28] mtd: rawnand: Fix nand_setup_data_interface() description Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 11/28] mtd: rawnand: Rename nand_init_data_interface() Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 12/28] mtd: rawnand: timings: Update onfi_fill_data_interface() kernel doc Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 13/28] mtd: rawnand: timings: Provide onfi_fill_data_interface() with a data interface Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 14/28] mtd: rawnand: timings: Add a helper to find the closest ONFI mode Miquel Raynal
2020-05-26 21:42 ` Boris Brezillon
2020-05-27 7:42 ` Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 15/28] mtd: rawnand: timings: Avoid redefining tR_max and tCCS_min Miquel Raynal
2020-05-26 20:33 ` Boris Brezillon
2020-05-26 19:17 ` [PATCH v5 16/28] mtd: rawnand: timings: Use default values for tPROG_max and tBERS_max Miquel Raynal
2020-05-26 20:32 ` Boris Brezillon
2020-05-26 21:25 ` Boris Brezillon
2020-05-27 7:17 ` Miquel Raynal
2020-05-27 7:22 ` Miquel Raynal
2020-05-27 7:28 ` Boris Brezillon
2020-05-26 19:17 ` [PATCH v5 17/28] mtd: rawnand: Define a unique reset data interface Miquel Raynal
2020-05-26 21:23 ` Boris Brezillon
2020-05-27 7:20 ` Miquel Raynal
2020-05-27 8:10 ` Boris Brezillon
2020-05-26 19:17 ` [PATCH v5 18/28] mtd: rawnand: marvell: Use a helper to access the timings Miquel Raynal
2020-05-26 21:26 ` Boris Brezillon
2020-05-26 19:17 ` [PATCH v5 19/28] mtd: rawnand: legacy: " Miquel Raynal
2020-05-26 21:28 ` Boris Brezillon [this message]
2020-05-26 19:17 ` [PATCH v5 20/28] mtd: rawnand: Hide the chip->data_interface indirection Miquel Raynal
2020-05-26 21:36 ` Boris Brezillon
2020-05-27 7:36 ` Miquel Raynal
2020-05-27 8:14 ` Boris Brezillon
2020-05-26 19:17 ` [PATCH v5 21/28] mtd: rawnand: Introduce nand_choose_best_sdr_timings() Miquel Raynal
2020-05-26 21:50 ` Boris Brezillon
2020-05-27 7:45 ` Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 22/28] mtd: rawnand: Add the ->choose_data_interface() hook Miquel Raynal
2020-05-26 21:52 ` Boris Brezillon
2020-05-27 7:46 ` Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 23/28] mtd: rawnand: toshiba: Implement ->choose_data_interface() for TC58TEG5DCLTA00 Miquel Raynal
2020-05-26 21:54 ` Boris Brezillon
2020-05-26 19:17 ` [PATCH v5 24/28] mtd: rawnand: toshiba: Implement ->choose_data_interface() for TC58NVG0S3E Miquel Raynal
2020-05-26 22:02 ` Boris Brezillon
2020-05-27 7:47 ` Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 25/28] mtd: rawnand: hynix: Implement ->choose_data_interface() for H27UCG8T2ATR-BC Miquel Raynal
2020-05-26 22:06 ` Boris Brezillon
2020-05-27 7:50 ` Miquel Raynal
2020-05-26 19:17 ` [PATCH v5 26/28] mtd: rawnand: toshiba: Choose the data interface for TH58NVG2S3HBAI4 Miquel Raynal
2020-05-26 22:10 ` Boris Brezillon
2020-05-26 19:17 ` [PATCH v5 27/28] mtd: rawnand: Get rid of the default ONFI timing mode Miquel Raynal
2020-05-26 22:13 ` Boris Brezillon
2020-05-26 19:17 ` [PATCH v5 28/28] mtd: rawnand: Allocate the best data interface structure dynamically Miquel Raynal
2020-05-26 22:28 ` Boris Brezillon
2020-05-27 7:57 ` Miquel Raynal
2020-05-27 8:35 ` Boris Brezillon
2020-05-27 8:49 ` Miquel Raynal
2020-05-27 8:57 ` Boris Brezillon
2020-05-27 9:34 ` Miquel Raynal
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