linux-kernel - Re: [PATCH v3 16/18] PCI: cadence: set cdns_pcie_host

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Date: Fri, 16 Feb 2024 15:08:02 +0530
From: Siddharth Vadapalli <s-vadapalli@...com>
To: Thomas Richard <thomas.richard@...tlin.com>
CC: Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski
	<brgl@...ev.pl>,
        Andy Shevchenko <andy@...nel.org>, Tony Lindgren
	<tony@...mide.com>,
        Haojian Zhuang <haojian.zhuang@...aro.org>,
        Vignesh R
	<vigneshr@...com>, Aaro Koskinen <aaro.koskinen@....fi>,
        Janusz Krzysztofik
	<jmkrzyszt@...il.com>,
        Andi Shyti <andi.shyti@...nel.org>, Peter Rosin
	<peda@...ntia.se>,
        Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I
	<kishon@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Lorenzo
 Pieralisi <lpieralisi@...nel.org>,
        Krzysztof Wilczyński
	<kw@...ux.com>,
        Rob Herring <robh@...nel.org>, Bjorn Helgaas
	<bhelgaas@...gle.com>,
        <linux-gpio@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-omap@...r.kernel.org>,
        <linux-i2c@...r.kernel.org>, <linux-phy@...ts.infradead.org>,
        <linux-pci@...r.kernel.org>, <gregory.clement@...tlin.com>,
        <theo.lebrun@...tlin.com>, <thomas.petazzoni@...tlin.com>,
        <u-kumar1@...com>, <s-vadapalli@...com>
Subject: Re: [PATCH v3 16/18] PCI: cadence: set cdns_pcie_host_init() global

On 24/02/15 04:18PM, Thomas Richard wrote:
> During the resume sequence of the host, cdns_pcie_host_init() needs to be
> called, so set it global.
> 
> The dev function parameter is removed, as it isn't used.
> 
> Signed-off-by: Thomas Richard <thomas.richard@...tlin.com>

Reviewed-by: Siddharth Vadapalli <s-vadapalli@...com>

Regards,
Siddharth.

> ---
>  drivers/pci/controller/cadence/pcie-cadence-host.c | 5 ++---
>  drivers/pci/controller/cadence/pcie-cadence.h      | 6 ++++++
>  2 files changed, 8 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/pci/controller/cadence/pcie-cadence-host.c b/drivers/pci/controller/cadence/pcie-cadence-host.c
> index 93d9922730af..8af95e9da7ce 100644
> --- a/drivers/pci/controller/cadence/pcie-cadence-host.c
> +++ b/drivers/pci/controller/cadence/pcie-cadence-host.c
> @@ -485,8 +485,7 @@ static int cdns_pcie_host_init_address_translation(struct cdns_pcie_rc *rc)
>  	return cdns_pcie_host_map_dma_ranges(rc);
>  }
>  
> -static int cdns_pcie_host_init(struct device *dev,
> -			       struct cdns_pcie_rc *rc)
> +int cdns_pcie_host_init(struct cdns_pcie_rc *rc)
>  {
>  	int err;
>  
> @@ -564,7 +563,7 @@ int cdns_pcie_host_setup(struct cdns_pcie_rc *rc)
>  	for (bar = RP_BAR0; bar <= RP_NO_BAR; bar++)
>  		rc->avail_ib_bar[bar] = true;
>  
> -	ret = cdns_pcie_host_init(dev, rc);
> +	ret = cdns_pcie_host_init(rc);
>  	if (ret)
>  		return ret;
>  
> diff --git a/drivers/pci/controller/cadence/pcie-cadence.h b/drivers/pci/controller/cadence/pcie-cadence.h
> index 4c687aeb810e..d55dfd173f22 100644
> --- a/drivers/pci/controller/cadence/pcie-cadence.h
> +++ b/drivers/pci/controller/cadence/pcie-cadence.h
> @@ -516,6 +516,7 @@ static inline bool cdns_pcie_link_up(struct cdns_pcie *pcie)
>  
>  #ifdef CONFIG_PCIE_CADENCE_HOST
>  int cdns_pcie_host_link_setup(struct cdns_pcie_rc *rc);
> +int cdns_pcie_host_init(struct cdns_pcie_rc *rc);
>  int cdns_pcie_host_setup(struct cdns_pcie_rc *rc);
>  void __iomem *cdns_pci_map_bus(struct pci_bus *bus, unsigned int devfn,
>  			       int where);
> @@ -525,6 +526,11 @@ static inline int cdns_pcie_host_link_setup(struct cdns_pcie_rc *rc)
>  	return 0;
>  }
>  
> +static inline int cdns_pcie_host_init(struct cdns_pcie_rc *rc)
> +{
> +	return 0;
> +}
> +
>  static inline int cdns_pcie_host_setup(struct cdns_pcie_rc *rc)
>  {
>  	return 0;
> 
> -- 
> 2.39.2
> 
>