From: Arend van Spriel <arend.vanspriel@broadcom.com>
To: Chi-Hsien Lin <Chi-Hsien.Lin@cypress.com>,
"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
Cc: "brcm80211-dev-list@broadcom.com"
<brcm80211-dev-list@broadcom.com>,
brcm80211-dev-list <brcm80211-dev-list@cypress.com>,
Franky Lin <franky.lin@broadcom.com>,
Hante Meuleman <hante.meuleman@broadcom.com>,
Wright Feng <Wright.Feng@cypress.com>,
Kalle Valo <kvalo@codeaurora.org>
Subject: Re: [PATCH V2 5/8] brcmfmac: allow GCI core enumuration
Date: Mon, 12 Nov 2018 11:16:47 +0100 [thread overview]
Message-ID: <e3dba747-2baa-e36a-dd66-1c788dc32288@broadcom.com> (raw)
In-Reply-To: <1542007730-47284-6-git-send-email-chi-hsien.lin@cypress.com>
On 11/12/2018 8:29 AM, Chi-Hsien Lin wrote:
> GCI core is needed for ULP operation. Allow GCI core enumuration with
> below changes:
> - Allow GCI to be added to core list even when it doesn't have a wrapper.
> - Allow 8K address space size.
> - Don't overwrite the address value when an additional size descriptor
> is in place.
One question. This only assures the GCI core is listed. So does the
driver need to access it for ULP operation?
Regards,
Arend
> Reviewed-by: Arend van Spriel <arend.vanspriel@broadcom.com>
> Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
> ---
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c | 14 ++++++++------
> 1 file changed, 8 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
> index a3c857721446..a8d3b96b727f 100644
> --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
> +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
> @@ -786,7 +786,7 @@ static int brcmf_chip_dmp_get_regaddr(struct brcmf_chip_priv *ci, u32 *eromaddr,
> u32 *regbase, u32 *wrapbase)
> {
> u8 desc;
> - u32 val;
> + u32 val, szdesc;
> u8 mpnum = 0;
> u8 stype, sztype, wraptype;
>
> @@ -832,14 +832,15 @@ static int brcmf_chip_dmp_get_regaddr(struct brcmf_chip_priv *ci, u32 *eromaddr,
>
> /* next size descriptor can be skipped */
> if (sztype == DMP_SLAVE_SIZE_DESC) {
> - val = brcmf_chip_dmp_get_desc(ci, eromaddr, NULL);
> + szdesc = brcmf_chip_dmp_get_desc(ci, eromaddr, NULL);
> /* skip upper size descriptor if present */
> - if (val & DMP_DESC_ADDRSIZE_GT32)
> + if (szdesc & DMP_DESC_ADDRSIZE_GT32)
> brcmf_chip_dmp_get_desc(ci, eromaddr, NULL);
> }
>
> - /* only look for 4K register regions */
> - if (sztype != DMP_SLAVE_SIZE_4K)
> + /* look for 4K or 8K register regions */
> + if (sztype != DMP_SLAVE_SIZE_4K &&
> + sztype != DMP_SLAVE_SIZE_8K)
> continue;
>
> stype = (val & DMP_SLAVE_TYPE) >> DMP_SLAVE_TYPE_S;
> @@ -896,7 +897,8 @@ int brcmf_chip_dmp_erom_scan(struct brcmf_chip_priv *ci)
>
> /* need core with ports */
> if (nmw + nsw == 0 &&
> - id != BCMA_CORE_PMU)
> + id != BCMA_CORE_PMU &&
> + id != BCMA_CORE_GCI)
> continue;
>
> /* try to obtain register address info */
>
next prev parent reply other threads:[~2018-11-12 10:16 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-12 7:29 [PATCH V2 0/8] brcmfmac: chip related changes Chi-Hsien Lin
2018-11-12 7:29 ` [PATCH V2 1/8] brcmfmac: add 4354 raw pcie device id Chi-Hsien Lin
2018-11-12 10:11 ` Arend van Spriel
2018-11-12 7:29 ` [PATCH V2 2/8] brcmfmac: set F2 watermark to 256 for 4373 Chi-Hsien Lin
2018-11-12 10:12 ` Arend van Spriel
2018-11-12 7:29 ` [PATCH V2 3/8] brcmfmac: set SDIO F1 MesBusyCtrl for CYW4373 Chi-Hsien Lin
2018-11-12 9:13 ` Arend van Spriel
2018-11-20 8:50 ` Madhan Mohan R
2018-11-20 9:53 ` Arend van Spriel
2018-11-12 7:29 ` [PATCH V2 4/8] brcmfmac: add support for CYW43012 SDIO chipset Chi-Hsien Lin
2018-11-12 7:29 ` [PATCH V2 5/8] brcmfmac: allow GCI core enumuration Chi-Hsien Lin
2018-11-12 10:16 ` Arend van Spriel [this message]
2018-11-12 10:24 ` Chi-Hsien Lin
2018-11-12 10:27 ` Arend van Spriel
2018-11-12 10:29 ` Chi-Hsien Lin
2018-11-12 7:29 ` [PATCH V2 6/8] brcmfmac: update 43012 F2 watermark setting to fix DMA Error during UDP RX Traffic Chi-Hsien Lin
2018-11-12 9:25 ` Arend van Spriel
2018-11-20 9:13 ` Chi-Hsien Lin
2018-11-12 7:29 ` [PATCH V2 7/8] brcmfmac: 4373 save-restore support Chi-Hsien Lin
2018-11-12 10:30 ` Arend van Spriel
2018-11-20 9:15 ` Chi-Hsien Lin
2018-11-12 7:30 ` [PATCH V2 8/8] brcmfmac: disable command decode in sdio_aos Chi-Hsien Lin
2018-11-12 10:31 ` Arend van Spriel
2018-11-12 10:33 ` Arend van Spriel
2018-11-15 8:08 ` Wright Feng
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