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Message-Id: <1193193803.27150.13.camel@sli10-conroe.sh.intel.com> Date: Wed, 24 Oct 2007 10:43:23 +0800 From: Shaohua Li <shaohua.li@...el.com> To: linux-pci <linux-pci@...ey.karlin.mff.cuni.cz>, lkml <linux-kernel@...r.kernel.org> Cc: Greg KH <greg@...ah.com> Subject: [patch] pcie port driver: correctly detect native PME feature Native PME is capability of root port or root complex event collector. It's not determined by PCI PME capability. Signed-off-by: Shaohua Li <shaohua.li@...el.com> --- drivers/pci/pcie/portdrv_core.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) Index: linux/drivers/pci/pcie/portdrv_core.c =================================================================== --- linux.orig/drivers/pci/pcie/portdrv_core.c 2007-10-22 09:36:05.000000000 +0800 +++ linux/drivers/pci/pcie/portdrv_core.c 2007-10-22 09:41:25.000000000 +0800 @@ -192,9 +192,8 @@ static int get_port_device_capability(st if (reg32 & SLOT_HP_CAPABLE_MASK) services |= PCIE_PORT_SERVICE_HP; } - /* PME Capable */ - pos = pci_find_capability(dev, PCI_CAP_ID_PME); - if (pos) + /* PME Capable - root port capability */ + if (((reg16 >> 4) & PORT_TYPE_MASK) == PCIE_RC_PORT) services |= PCIE_PORT_SERVICE_PME; pos = PCI_CFG_SPACE_SIZE; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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