linux-kernel - Re: [PATCH v1 3/3] net: wireless: brcmfmac: Add support for AP6275P

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Date: Sat, 22 Jun 2024 02:22:29 +0200
From: Ondřej Jirman <megi@....cz>
To: Jacobe Zang <jacobe.zang@...ion.com>
Cc: arend.vanspriel@...adcom.com, kvalo@...nel.org, duoming@....edu.cn, 
	bhelgaas@...gle.com, minipli@...ecurity.net, linux-wireless@...r.kernel.org, 
	brcm80211@...ts.linux.dev, brcm80211-dev-list.pdl@...adcom.com, robh@...nel.org, 
	krzk+dt@...nel.org, conor+dt@...nel.org, heiko@...ech.de, nick@...das.com, 
	efectn@...tonmail.com, jagan@...eble.ai, dsimic@...jaro.org, devicetree@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 3/3] net: wireless: brcmfmac: Add support for AP6275P

On Thu, Jun 20, 2024 at 10:00:15AM GMT, Jacobe Zang wrote:
> This module features BCM43752A2 chipset. The firmware requires
> randomness seeding, so enabled it.

Any reason to strip info about origin of the patch, my SoB and
present this work as your own?

Original patch here https://megous.com/git/linux/commit/?h=ap6275p-6.10&id=1a99573bc8ed412e60e1969c0b29d53a0e5782e0

regards,
	o.

> Signed-off-by: Jacobe Zang <jacobe.zang@...ion.com>
> ---
>  drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c      | 5 ++++-
>  .../net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h    | 2 ++
>  2 files changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
> index f241e1757d7e3..add317731126c 100644
> --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
> +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
> @@ -71,6 +71,7 @@ BRCMF_FW_CLM_DEF(4377B3, "brcmfmac4377b3-pcie");
>  BRCMF_FW_CLM_DEF(4378B1, "brcmfmac4378b1-pcie");
>  BRCMF_FW_CLM_DEF(4378B3, "brcmfmac4378b3-pcie");
>  BRCMF_FW_CLM_DEF(4387C2, "brcmfmac4387c2-pcie");
> +BRCMF_FW_CLM_DEF(43752, "brcmfmac43752-pcie");
>  
>  /* firmware config files */
>  MODULE_FIRMWARE(BRCMF_FW_DEFAULT_PATH "brcmfmac*-pcie.txt");
> @@ -105,6 +106,7 @@ static const struct brcmf_firmware_mapping brcmf_pcie_fwnames[] = {
>  	BRCMF_FW_ENTRY(BRCM_CC_43664_CHIP_ID, 0xFFFFFFF0, 4366C),
>  	BRCMF_FW_ENTRY(BRCM_CC_43666_CHIP_ID, 0xFFFFFFF0, 4366C),
>  	BRCMF_FW_ENTRY(BRCM_CC_4371_CHIP_ID, 0xFFFFFFFF, 4371),
> +	BRCMF_FW_ENTRY(BRCM_CC_43752_CHIP_ID, 0xFFFFFFFF, 43752),
>  	BRCMF_FW_ENTRY(BRCM_CC_4377_CHIP_ID, 0xFFFFFFFF, 4377B3), /* revision ID 4 */
>  	BRCMF_FW_ENTRY(BRCM_CC_4378_CHIP_ID, 0x0000000F, 4378B1), /* revision ID 3 */
>  	BRCMF_FW_ENTRY(BRCM_CC_4378_CHIP_ID, 0xFFFFFFE0, 4378B3), /* revision ID 5 */
> @@ -1721,7 +1723,7 @@ static int brcmf_pcie_download_fw_nvram(struct brcmf_pciedev_info *devinfo,
>  		memcpy_toio(devinfo->tcm + address, nvram, nvram_len);
>  		brcmf_fw_nvram_free(nvram);
>  
> -		if (devinfo->otp.valid) {
> +		if (devinfo->otp.valid || devinfo->ci->chip == BRCM_CC_43752_CHIP_ID) {
>  			size_t rand_len = BRCMF_RANDOM_SEED_LENGTH;
>  			struct brcmf_random_seed_footer footer = {
>  				.length = cpu_to_le32(rand_len),
> @@ -2710,6 +2712,7 @@ static const struct pci_device_id brcmf_pcie_devid_table[] = {
>  	BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_5G_DEVICE_ID, BCA),
>  	BRCMF_PCIE_DEVICE(BRCM_PCIE_4371_DEVICE_ID, WCC),
>  	BRCMF_PCIE_DEVICE(BRCM_PCIE_43596_DEVICE_ID, CYW),
> +	BRCMF_PCIE_DEVICE(BRCM_PCIE_43752_DEVICE_ID, WCC),
>  	BRCMF_PCIE_DEVICE(BRCM_PCIE_4377_DEVICE_ID, WCC),
>  	BRCMF_PCIE_DEVICE(BRCM_PCIE_4378_DEVICE_ID, WCC),
>  	BRCMF_PCIE_DEVICE(BRCM_PCIE_4387_DEVICE_ID, WCC),
> diff --git a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
> index 44684bf1b9acc..c1e22c589d85e 100644
> --- a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
> +++ b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
> @@ -52,6 +52,7 @@
>  #define BRCM_CC_43664_CHIP_ID		43664
>  #define BRCM_CC_43666_CHIP_ID		43666
>  #define BRCM_CC_4371_CHIP_ID		0x4371
> +#define BRCM_CC_43752_CHIP_ID		43752
>  #define BRCM_CC_4377_CHIP_ID		0x4377
>  #define BRCM_CC_4378_CHIP_ID		0x4378
>  #define BRCM_CC_4387_CHIP_ID		0x4387
> @@ -94,6 +95,7 @@
>  #define BRCM_PCIE_4366_5G_DEVICE_ID	0x43c5
>  #define BRCM_PCIE_4371_DEVICE_ID	0x440d
>  #define BRCM_PCIE_43596_DEVICE_ID	0x4415
> +#define BRCM_PCIE_43752_DEVICE_ID	0x449d
>  #define BRCM_PCIE_4377_DEVICE_ID	0x4488
>  #define BRCM_PCIE_4378_DEVICE_ID	0x4425
>  #define BRCM_PCIE_4387_DEVICE_ID	0x4433
> -- 
> 2.34.1
>