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From: Richard Weinberger <richard@nod.at>
To: Amit Kumar Mahapatra <amit.kumar-mahapatra@amd.com>
Cc: Mark Brown <broonie@kernel.org>,
	Tudor Ambarus <tudor.ambarus@linaro.org>,
	 pratyush <pratyush@kernel.org>,
	 Miquel Raynal <miquel.raynal@bootlin.com>,
	 Vignesh Raghavendra <vigneshr@ti.com>,
	 sbinding@opensource.cirrus.com, Lee Jones <lee@kernel.org>,
	 james schulman <james.schulman@cirrus.com>,
	 david rhodes <david.rhodes@cirrus.com>,
	rf@opensource.cirrus.com,  Jaroslav Kysela <perex@perex.cz>,
	tiwai@suse.com,  linux-spi <linux-spi@vger.kernel.org>,
	 linux-kernel <linux-kernel@vger.kernel.org>,
	 Michael Walle <michael@walle.cc>,
	 linux-mtd <linux-mtd@lists.infradead.org>,
	 Nicolas Ferre <nicolas.ferre@microchip.com>,
	 Alexandre Belloni <alexandre.belloni@bootlin.com>,
	 Claudiu Beznea <claudiu.beznea@tuxon.dev>,
	 michal simek <michal.simek@amd.com>,
	 linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	 alsa-devel <alsa-devel@alsa-project.org>,
	 patches@opensource.cirrus.com, linux-sound@vger.kernel.org,
	 git@amd.com, amitrkcian2002@gmail.com
Subject: Re: [PATCH v11 00/10] spi: Add support for stacked/parallel memories
Date: Mon, 18 Dec 2023 23:10:20 +0100 (CET)	[thread overview]
Message-ID: <1953466568.133535.1702937420979.JavaMail.zimbra@nod.at> (raw)
In-Reply-To: <20231125092137.2948-1-amit.kumar-mahapatra@amd.com>

----- Ursprüngliche Mail -----
> Von: "Amit Kumar Mahapatra" <amit.kumar-mahapatra@amd.com>

> This patch series updated the spi-nor, spi core and the AMD-Xilinx GQSPI
> driver to add stacked and parallel memories support.

I wish the series had a real cover letter which explains the big picture
in more detail.

What I didn't really get so far, is it really necessary to support multiple
chip selects within a single mtd?
You changes introduce hard to maintain changes into the spi-nor/mtd core code
which alert me.
Why can't we have one mtd for each cs and, if needed, combine them later?
We have drivers such as mtdconcat for reasons.

Thanks,
//richard

  parent reply	other threads:[~2023-12-18 22:20 UTC|newest]

Thread overview: 78+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-25  9:21 [PATCH v11 00/10] spi: Add support for stacked/parallel memories Amit Kumar Mahapatra
2023-11-25  9:21 ` [PATCH v11 01/10] mfd: tps6594: Use set/get APIs to access spi->chip_select Amit Kumar Mahapatra
2023-12-01  9:57   ` (subset) " Lee Jones
2023-12-01 18:50     ` Mark Brown
2023-12-06 13:45       ` Lee Jones
2023-12-07 13:38       ` [GIT PULL] Immutable branch between MFD and SPI due for the v6.8 merge window Lee Jones
2023-12-07 16:20         ` Mark Brown
2023-11-25  9:21 ` [PATCH v11 02/10] ALSA: hda/cs35l56: Use set/get APIs to access spi->chip_select Amit Kumar Mahapatra
2023-11-25  9:21 ` [PATCH v11 03/10] spi: Add multi-cs memories support in SPI core Amit Kumar Mahapatra
2024-01-12 19:11   ` Guenter Roeck
2024-01-12 19:16     ` Mark Brown
2024-01-12 20:05       ` Guenter Roeck
2024-01-20 17:05     ` Guenter Roeck
2024-01-21  1:04       ` Mark Brown
2024-01-21 16:58         ` Guenter Roeck
2024-01-21 18:06           ` Michael Walle
2024-01-21 19:29             ` Guenter Roeck
2024-01-21 21:17               ` Mark Brown
2024-01-21 21:15             ` Mark Brown
2024-01-21  9:42     ` Linux regression tracking #adding (Thorsten Leemhuis)
2024-01-23 15:45       ` Linux regression tracking #update (Thorsten Leemhuis)
2023-11-25  9:21 ` [PATCH v11 04/10] mtd: spi-nor: Convert macros with inline functions Amit Kumar Mahapatra
2023-11-25  9:21 ` [PATCH v11 05/10] mtd: spi-nor: Add APIs to set/get nor->params Amit Kumar Mahapatra
2023-11-25  9:21 ` [PATCH v11 06/10] mtd: spi-nor: Move write enable inside specific write & erase APIs Amit Kumar Mahapatra
2023-11-25  9:21 ` [PATCH v11 07/10] mtd: spi-nor: Add stacked memories support in spi-nor Amit Kumar Mahapatra
2023-12-06 14:30   ` Tudor Ambarus
2023-12-06 14:43     ` Tudor Ambarus
2023-12-08 17:06       ` Mahapatra, Amit Kumar
2023-12-11  3:44         ` Tudor Ambarus
2023-12-08 17:05     ` Mahapatra, Amit Kumar
2023-12-11  3:33       ` Tudor Ambarus
2023-12-11  6:56         ` Mahapatra, Amit Kumar
2023-12-11  9:35           ` Tudor Ambarus
2023-12-11 13:37             ` Mahapatra, Amit Kumar
2023-12-12 15:02               ` Tudor Ambarus
2023-12-15  7:55                 ` Mahapatra, Amit Kumar
2023-12-15  8:09                   ` Tudor Ambarus
2023-12-15 10:02                     ` Mahapatra, Amit Kumar
2023-12-15 10:33                       ` Tudor Ambarus
2023-12-15 11:20                         ` Mahapatra, Amit Kumar
2023-12-19  8:26                           ` Tudor Ambarus
2023-12-21  6:54                             ` Mahapatra, Amit Kumar
2024-02-09 11:06                               ` Tudor Ambarus
2024-02-09 16:13                                 ` Tudor Ambarus
2024-03-13 16:03                                   ` Mahapatra, Amit Kumar
2024-07-26 12:35                                     ` Mahapatra, Amit Kumar
     [not found]                                       ` < <IA0PR12MB769944254171C39FF4171B52DCB42@IA0PR12MB7699.namprd12.prod.outlook.com>
2024-07-26 12:55                                         ` Michael Walle
2024-07-31  8:58                                           ` Michal Simek
2024-07-31  9:19                                             ` Michael Walle
2024-07-31 13:40                                               ` Michal Simek
2024-07-31 14:11                                                 ` Michael Walle
2024-08-01  6:22                                                   ` Michal Simek
2024-08-01  6:37                                                     ` Frager, Neal
2024-08-01  9:28                                                       ` Mahapatra, Amit Kumar
     [not found]                                                       ` < <CH2PR12MB50044242FE253D7B0E3425ABF0B22@CH2PR12MB5004.namprd12.prod.outlook.com>
2024-08-05  8:14                                                         ` Michael Walle
2024-08-05  8:27                                                     ` Michael Walle
2024-08-05 11:00                                                       ` Michal Simek
2024-08-07 13:21                                                         ` Mahapatra, Amit Kumar
2024-08-12  7:29                                                   ` Miquel Raynal
2024-08-12  7:37                                                     ` Michael Walle
2024-08-12  8:39                                                       ` Miquel Raynal
2024-08-12  8:38                                       ` Miquel Raynal
2024-08-12  9:45                                         ` Tudor Ambarus
2024-08-14  7:13                                         ` Mahapatra, Amit Kumar
2024-08-14  8:46                                           ` Miquel Raynal
2024-08-14 12:53                                             ` Mahapatra, Amit Kumar
2024-08-14 14:46                                               ` Miquel Raynal
2024-08-19 10:28                                                 ` Mahapatra, Amit Kumar
2024-03-13 16:03                                 ` Mahapatra, Amit Kumar
2023-12-07 17:24   ` Tudor Ambarus
2023-11-25  9:21 ` [PATCH v11 08/10] spi: spi-zynqmp-gqspi: Add stacked memories support in GQSPI driver Amit Kumar Mahapatra
2023-11-25  9:21 ` [PATCH v11 09/10] mtd: spi-nor: Add parallel memories support in spi-nor Amit Kumar Mahapatra
2023-11-25  9:21 ` [PATCH v11 10/10] spi: spi-zynqmp-gqspi: Add parallel memories support in GQSPI driver Amit Kumar Mahapatra
2023-12-07 22:35 ` (subset) [PATCH v11 00/10] spi: Add support for stacked/parallel memories Mark Brown
2023-12-12 12:34 ` Michael Walle
2023-12-15  7:28   ` Mahapatra, Amit Kumar
2023-12-18 22:10 ` Richard Weinberger [this message]
2023-12-19  8:12   ` Miquel Raynal

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