From: "Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
To: "Maciej Grochowski" <Maciej.Grochowski@sony.com>,
"Nikolas Joshua Britton" <nbritton@exabit.io>,
"Geramy Loveless" <gloveless@jqluv.com>,
"Eric Auger" <eauger@redhat.com>,
"Alexey Fomenko" <alexey.fomenko@intel.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
linux-pci@vger.kernel.org,
"Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>,
"Helge Deller" <deller@gmx.de>,
linux-parisc@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: "Bradley Morgan" <brads@mainlining.org>,
"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
Subject: [PATCH v2 2/7] PCI/parisc: Clean up resource debug print & use dynamic debug
Date: Fri, 2 Oct 2026 14:33:10 +0300 [thread overview]
Message-ID: <20261002113319.6652-3-ilpo.jarvinen@linux.intel.com> (raw)
In-Reply-To: <20261002113319.6652-1-ilpo.jarvinen@linux.intel.com>
Remove adhoc RES_DBG() and use pci_dbg() instead.
Reformat the message to the typical format used by PCI core. Print the
resources using %pR.
Correct format specifiers and remove non-sensical res->flags int cast.
Dynamic debug prints can be enabled by providing dyndbg command line
parameter or through /sys/kernel/debug/dynamic_debug/control so this
is more versatile way to debug things than the previous compile time
decision which could only be enable by changing the source code.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
---
arch/parisc/kernel/pci.c | 15 +++------------
1 file changed, 3 insertions(+), 12 deletions(-)
diff --git a/arch/parisc/kernel/pci.c b/arch/parisc/kernel/pci.c
index b8007c7400d4..518f532ccddc 100644
--- a/arch/parisc/kernel/pci.c
+++ b/arch/parisc/kernel/pci.c
@@ -19,7 +19,6 @@
#include <asm/io.h>
#include <asm/superio.h>
-#define DEBUG_RESOURCES 0
#define DEBUG_CONFIG 0
#if DEBUG_CONFIG
@@ -28,13 +27,6 @@
# define DBGC(x...)
#endif
-
-#if DEBUG_RESOURCES
-#define DBG_RES(x...) printk(KERN_DEBUG x)
-#else
-#define DBG_RES(x...)
-#endif
-
struct pci_port_ops *pci_port __ro_after_init;
struct pci_bios_ops *pci_bios __ro_after_init;
@@ -204,10 +196,9 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res,
struct pci_dev *dev = data;
resource_size_t align, start = res->start;
- DBG_RES("pcibios_align_resource(%s, (%p) [%lx,%lx]/%x, 0x%lx, 0x%lx)\n",
- pci_name(((struct pci_dev *) data)),
- res->parent, res->start, res->end,
- (int) res->flags, size, alignment);
+ pci_dbg(dev, "%pR: pcibios_align_resource(%lx, 0x%llx, 0x%llx), parent %pR\n",
+ res, res->flags, (unsigned long long)size,
+ (unsigned long long)alignment, res->parent);
/* If it's not IO, then it's gotta be MEM */
align = (res->flags & IORESOURCE_IO) ? PCIBIOS_MIN_IO : PCIBIOS_MIN_MEM;
--
2.47.3
next prev parent reply other threads:[~2026-10-02 11:34 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-02 11:33 [PATCH v2 0/7] PCI: Resource placement algorithm fixes Ilpo Järvinen
2026-10-02 11:33 ` [PATCH v2 1/7] resource: Mark free space assigned Ilpo Järvinen
2026-10-02 11:33 ` Ilpo Järvinen [this message]
2026-10-02 11:33 ` [PATCH v2 3/7] PCI: Honor alignment overrides Ilpo Järvinen
2026-10-02 11:46 ` Jani Nikula
2026-10-02 11:33 ` [PATCH v2 4/7] PCI: Fix nesting windows with remainder at the left edge Ilpo Järvinen
2026-10-02 11:33 ` [PATCH v2 5/7] PCI: Place resources to either edge of the window Ilpo Järvinen
2026-10-02 11:33 ` [PATCH v2 6/7] PCI: Fix composite resource sizing Ilpo Järvinen
2026-10-02 11:33 ` [PATCH v2 7/7] PCI/quirks: Avoid certain address on Genoa systems Ilpo Järvinen
2026-10-02 13:12 ` Mario Limonciello
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