From: Sathyanarayanan Kuppuswamy <sathyanarayanan.kuppuswamy@linux.intel.com>
To: Bjorn Helgaas <helgaas@kernel.org>, Rob Herring <robh@kernel.org>
Cc: "David S . Miller" <davem@davemloft.net>,
Andreas Larsson <andreas@gaisler.com>,
sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-pci@vger.kernel.org, Bjorn Helgaas <bhelgaas@google.com>
Subject: Re: [PATCH v2 2/4] PCI: of: Drop 'No bus range found' message
Date: Tue, 14 Jan 2025 16:31:36 -0800 [thread overview]
Message-ID: <cdcf4605-89ac-4631-9b8d-a905d85ef154@linux.intel.com> (raw)
In-Reply-To: <20250113231557.441289-3-helgaas@kernel.org>
On 1/13/25 3:15 PM, Bjorn Helgaas wrote:
> From: Bjorn Helgaas <bhelgaas@google.com>
>
> The typical bus range for a host bridge is [bus 00-ff], and
> devm_of_pci_get_host_bridge_resources() defaults to that unless DT contains
> a "bus-range" property.
>
> devm_of_pci_get_host_bridge_resources() previously emitted a message when
> there was no "bus-range" property, but that seems unnecessary for this
> common situation. Remove the message.
>
> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
> ---
Reviewed-by: Kuppuswamy Sathyanarayanan
<sathyanarayanan.kuppuswamy@linux.intel.com>
> drivers/pci/of.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/pci/of.c b/drivers/pci/of.c
> index 2f579b691f8e..48b9274b846e 100644
> --- a/drivers/pci/of.c
> +++ b/drivers/pci/of.c
> @@ -346,8 +346,6 @@ static int devm_of_pci_get_host_bridge_resources(struct device *dev,
> bus_range->start = busno;
> bus_range->end = bus_max;
> bus_range->flags = IORESOURCE_BUS;
> - dev_info(dev, " No bus range found for %pOF, using %pR\n",
> - dev_node, bus_range);
> } else {
> if (bus_range->end > bus_range->start + bus_max)
> bus_range->end = bus_range->start + bus_max;
--
Sathyanarayanan Kuppuswamy
Linux Kernel Developer
next prev parent reply other threads:[~2025-01-15 0:31 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-13 23:15 [PATCH v2 0/4] PCI: Simplify bus range parsing Bjorn Helgaas
2025-01-13 23:15 ` [PATCH v2 1/4] PCI: Unexport of_pci_parse_bus_range() Bjorn Helgaas
2025-01-15 0:31 ` Sathyanarayanan Kuppuswamy
2025-01-13 23:15 ` [PATCH v2 2/4] PCI: of: Drop 'No bus range found' message Bjorn Helgaas
2025-01-15 0:31 ` Sathyanarayanan Kuppuswamy [this message]
2025-01-13 23:15 ` [PATCH v2 3/4] PCI: of: Simplify devm_of_pci_get_host_bridge_resources() interface Bjorn Helgaas
2025-01-15 0:21 ` Sathyanarayanan Kuppuswamy
2025-01-15 21:28 ` Bjorn Helgaas
2025-01-13 23:15 ` [PATCH v2 4/4] sparc/PCI: Update reference to devm_of_pci_get_host_bridge_resources() Bjorn Helgaas
2025-01-15 0:34 ` Sathyanarayanan Kuppuswamy
2025-01-15 21:29 ` [PATCH v2 0/4] PCI: Simplify bus range parsing Bjorn Helgaas
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