Netdev Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Kalle Valo <kvalo@codeaurora.org>
To: Srinivasan Raju <srini.raju@purelifi.com>
Cc: mostafa.afgani@purelifi.com,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Lukas Bulwahn <lukas.bulwahn@gmail.com>,
	linux-kernel@vger.kernel.org (open list),
	linux-wireless@vger.kernel.org (open list:NETWORKING DRIVERS
	(WIRELESS)),
	netdev@vger.kernel.org (open list:NETWORKING DRIVERS)
Subject: Re: [PATCH] [v11] wireless: Initial driver submission for pureLiFi STA devices
Date: Sat, 19 Dec 2020 15:14:11 +0200	[thread overview]
Message-ID: <87o8iqq6os.fsf@codeaurora.org> (raw)
In-Reply-To: <20201208115719.349553-1-srini.raju@purelifi.com> (Srinivasan Raju's message of "Tue, 8 Dec 2020 17:27:04 +0530")

Srinivasan Raju <srini.raju@purelifi.com> writes:

> This introduces the pureLiFi LiFi driver for LiFi-X, LiFi-XC
> and LiFi-XL USB devices.
>
> This driver implementation has been based on the zd1211rw driver.
>
> Driver is based on 802.11 softMAC Architecture and uses
> native 802.11 for configuration and management.
>
> The driver is compiled and tested in ARM, x86 architectures and
> compiled in powerpc architecture.
>
> Signed-off-by: Srinivasan Raju <srini.raju@purelifi.com>

[...]

> +int download_fpga(struct usb_interface *intf)
> +{
> +	int r, actual_length;
> +	int fw_data_i, blk_tran_len = 16384;
> +	const char *fw_name;
> +	unsigned char fpga_setting[2];
> +	unsigned char *fpga_dmabuff;
> +	unsigned char *fw_data;
> +	unsigned char fpga_state[9];
> +	struct firmware *fw = NULL;
> +	struct usb_device *udev = interface_to_usbdev(intf);
> +
> +	if ((le16_to_cpu(udev->descriptor.idVendor) ==
> +				PURELIFI_X_VENDOR_ID_0) &&
> +	    (le16_to_cpu(udev->descriptor.idProduct) ==
> +				PURELIFI_X_PRODUCT_ID_0)) {
> +		fw_name = "purelifi/li_fi_x/LiFi-X.bin";
> +		dev_info(&intf->dev, "bin file for X selected\n");
> +
> +	} else if ((le16_to_cpu(udev->descriptor.idVendor)) ==
> +					PURELIFI_XC_VENDOR_ID_0 &&
> +		   (le16_to_cpu(udev->descriptor.idProduct) ==
> +					PURELIFI_XC_PRODUCT_ID_0)) {
> +		fw_name = "purelifi/li_fi_x/LiFi-XC.bin";
> +		dev_info(&intf->dev, "bin file for XC selected\n");
> +
> +	} else {
> +		r = -EINVAL;
> +		goto error;
> +	}
> +
> +	r = request_firmware((const struct firmware **)&fw, fw_name,
> +			     &intf->dev);
> +	if (r) {
> +		dev_err(&intf->dev, "request_firmware failed (%d)\n", r);
> +		goto error;
> +	}
> +	fpga_dmabuff = NULL;
> +	fpga_dmabuff = kmalloc(2, GFP_KERNEL);
> +
> +	if (!fpga_dmabuff) {
> +		r = -ENOMEM;
> +		goto error_free_fw;
> +	}
> +	send_vendor_request(udev, 0x33, fpga_dmabuff, sizeof(fpga_setting));
> +	memcpy(fpga_setting, fpga_dmabuff, 2);
> +	kfree(fpga_dmabuff);
> +
> +	send_vendor_command(udev, 0x34, NULL, 0);

I see lots of magic numbers in the driver like 2, 0x33 and 0x34 here.
Please convert the magic numbers to proper defines explaining the
meaning. And for vendor commands you could even use enum to group them
better in .h file somewhere.

-- 
https://patchwork.kernel.org/project/linux-wireless/list/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

  parent reply	other threads:[~2020-12-19 13:15 UTC|newest]

Thread overview: 102+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20200924151910.21693-1-srini.raju@purelifi.com>
2020-09-28 10:19 ` [PATCH] [v2] wireless: Initial driver submission for pureLiFi devices Srinivasan Raju
2020-09-28 12:07   ` Joe Perches
2020-09-28 12:53     ` Srinivasan Raju
2020-09-30  5:16   ` Leon Romanovsky
2020-09-30  5:29     ` Srinivasan Raju
2020-09-30  8:01     ` Kalle Valo
2020-09-30  9:55       ` Leon Romanovsky
2020-09-30 10:11         ` Johannes Berg
2020-09-30 10:44           ` Leon Romanovsky
2020-10-16  8:23             ` Kalle Valo
2020-09-30  8:05     ` Kalle Valo
2020-09-30 10:04       ` Leon Romanovsky
2020-10-14  6:19   ` [PATCH] [PATCH] [v3] wireless: Initial driver submission for pureLiFi STA devices Srinivasan Raju
2020-10-15 22:35     ` Joe Perches
2020-10-16  6:36       ` Srinivasan Raju
2020-10-16  6:34   ` [PATCH] [v4] " Srinivasan Raju
2020-10-16  8:58     ` Joe Perches
2020-10-16 10:13       ` Srinivasan Raju
2020-10-19  3:17     ` [PATCH] [v5] " Srinivasan Raju
2020-10-19  4:55       ` Joe Perches
2020-10-19  6:05         ` Srinivasan Raju
2020-10-19  8:38       ` [PATCH] [v6] " Srinivasan Raju
2020-10-19 16:07         ` Krishna Chaitanya
2020-10-19 16:40           ` Srinivasan Raju
2020-10-19 16:54             ` Joe Perches
2020-10-19 17:05               ` Srinivasan Raju
2020-11-16  9:22     ` [PATCH] [v7] " Srinivasan Raju
2020-11-16 20:45       ` Joe Perches
2020-11-18  3:24         ` Srinivasan Raju
2020-11-24 14:44       ` Kalle Valo
     [not found]       ` <20201124144448.4E95EC43460@smtp.codeaurora.org>
2020-11-26  5:01         ` Srinivasan Raju
2020-12-03  4:43           ` Srinivasan Raju
2020-12-03 15:58             ` Kalle Valo
2020-12-03 16:50               ` Srinivasan Raju
2020-12-19 13:15                 ` Kalle Valo
2020-12-03  4:38   ` [PATCH] [v8] " Srinivasan Raju
2020-12-03  5:09   ` [PATCH] [v9] " Srinivasan Raju
2020-12-03  7:53     ` Joe Perches
2020-12-08  5:53   ` [PATCH] [v10] " Srinivasan Raju
2020-12-08 11:57   ` [PATCH] [v11] " Srinivasan Raju
2020-12-08 14:37     ` Kalle Valo
2020-12-19 12:51     ` Kalle Valo
2020-12-19 13:06     ` Kalle Valo
2020-12-19 13:14     ` Kalle Valo [this message]
2020-12-21  5:52       ` Srinivasan Raju
2020-12-21  5:57         ` Kalle Valo
2021-01-15 12:13           ` Srinivasan Raju
2021-01-05 13:19   ` [PATCH] [PATCH] [v12] " Srinivasan Raju
2021-02-12 11:49   ` [PATCH] [v13] " Srinivasan Raju
2021-02-12 13:44     ` Johannes Berg
2021-02-17 10:05       ` Kalle Valo
2021-02-19  5:15       ` Srinivasan Raju
2021-02-19  8:25         ` Johannes Berg
2021-02-24 10:41           ` Srinivasan Raju
2021-02-17 10:02     ` Kalle Valo
2021-02-17 10:13       ` Kalle Valo
2021-02-17 10:16         ` Srinivasan Raju
2021-02-17 10:09     ` Kalle Valo
2021-02-17 10:19     ` Kalle Valo
2021-02-24 10:44       ` Srinivasan Raju
2021-02-26 13:07   ` [PATCH] [v14] " Srinivasan Raju
2021-04-19 11:52     ` Srinivasan Raju
2021-08-10 13:02       ` Srinivasan Raju
2021-08-21 13:42         ` Kalle Valo
2021-08-18 14:13     ` [PATCH] [v15] " Srinivasan Raju
2021-09-20 13:05       ` Kalle Valo
     [not found]         ` <CWLP265MB3217BB5AA5F102629A3AD204E0A19@CWLP265MB3217.GBRP265.PROD.OUTLOOK.COM>
2021-09-21 12:30           ` [EXTERNAL] " Kalle Valo
2021-09-22  7:33             ` Johannes Berg
2021-09-24 13:27               ` [EXTERNAL] " Srinivasan Raju
2021-09-20 14:11       ` Kalle Valo
2021-09-24 11:11       ` Kalle Valo
2021-09-24 13:26   ` [PATCH] [v16] wireless: Initial driver submission for pureLiFi LiFi Station Srinivasan Raju
2021-09-24 13:40     ` Kalle Valo
2021-10-05 11:22   ` [PATCH] [v17] wireless: Initial driver submission for pureLiFi STA devices Srinivasan Raju
2021-10-05 11:26     ` Johannes Berg
2021-10-05 12:30   ` [PATCH] [v18 1/2] nl80211: Add LC placeholder band definition to enum nl80211_band Srinivasan Raju
2021-10-05 12:31   ` [PATCH] [v18 2/2] wireless: Initial driver submission for pureLiFi STA devices Srinivasan Raju
2021-10-05 22:09     ` Jeff Johnson
2021-10-06 10:04   ` [PATCH] [v19 " Srinivasan Raju
2021-10-11  6:16     ` Kalle Valo
2021-10-12 12:50   ` [PATCH 0/2] wireless: New Driver " Srinivasan Raju
2021-10-12 12:50     ` [PATCH 1/2] [v19 1/2] nl80211: Add LC placeholder band definition to enum nl80211_band Srinivasan Raju
2021-10-12 12:50     ` [PATCH 2/2] [v19 2/2] wireless: Initial driver submission for pureLiFi STA devices Srinivasan Raju
2021-10-18 10:00   ` [PATCH v20 0/2] wireless: New Driver " Srinivasan Raju
2021-10-18 10:00     ` [PATCH v20 1/2] nl80211: Add LC placeholder band definition to nl80211_band Srinivasan Raju
2021-10-18 10:00     ` [PATCH v20 2/2] wireless: Initial driver submission for pureLiFi STA devices Srinivasan Raju
2021-10-25  9:59       ` Kari Argillander
     [not found]         ` <CWLP265MB321780AB502EF147F6AAF197E0839@CWLP265MB3217.GBRP265.PROD.OUTLOOK.COM>
2021-10-25 12:17           ` [EXTERNAL] " Kalle Valo
2021-10-27 12:38       ` Kari Argillander
2021-10-28  7:24         ` Kalle Valo
2021-10-31 13:10   ` [PATCH v21 0/2] wireless: New Driver " Srinivasan Raju
2021-10-31 13:10     ` [PATCH 1/2] nl80211: Add LC placeholder band definition to nl80211_band Srinivasan Raju
2021-10-31 13:10     ` [PATCH 2/2] wireless: Initial driver submission for pureLiFi STA devices Srinivasan Raju
2021-12-20 19:13       ` Kalle Valo
2022-02-24 15:35       ` Kalle Valo
2022-02-24 18:20   ` [PATCH v22 0/2] wireless: New Driver " Srinivasan Raju
2022-02-24 18:20     ` [PATCH v22 1/2] nl80211: Add LC placeholder band definition to nl80211_band Srinivasan Raju
2022-02-25  9:52       ` Kalle Valo
2022-02-24 18:20     ` [PATCH v22 1/2] wireless: Initial driver submission for pureLiFi STA devices Srinivasan Raju
2022-04-25 13:06       ` Kalle Valo
     [not found]         ` <CWLP265MB32173F6188304F6B2CB90C79E0F89@CWLP265MB3217.GBRP265.PROD.OUTLOOK.COM>
2022-04-26  4:17           ` [EXTERNAL] " Kalle Valo
2022-04-27  4:55       ` Kalle Valo

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87o8iqq6os.fsf@codeaurora.org \
    --to=kvalo@codeaurora.org \
    --cc=davem@davemloft.net \
    --cc=kuba@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-wireless@vger.kernel.org \
    --cc=lukas.bulwahn@gmail.com \
    --cc=mchehab+huawei@kernel.org \
    --cc=mostafa.afgani@purelifi.com \
    --cc=netdev@vger.kernel.org \
    --cc=robh@kernel.org \
    --cc=srini.raju@purelifi.com \
    --subject='Re: [PATCH] [v11] wireless: Initial driver submission for pureLiFi STA devices' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).