On Thursday, February 07, 2013 2:08 AM, Bjorn Helgaas wrote
>
> On Wed, Feb 6, 2013 at 7:27 AM, Alex Deucher <alexdeucher@xxxxxxxxx> wrote:
> > On Wed, Feb 6, 2013 at 12:18 AM, Jingoo Han <jg1.han@xxxxxxxxxxx> wrote:
> >> Use PCI_EXP_LNKCAP_SLS_2_5GB and PCI_EXP_LNKCAP_SLS_5_0GB instead
> >> of hardcoded values for readability. These bit definitions were
> >> added by commit 130f1b8 ("PCI: Add PCIe Link Capability link speed
> >> and width names")
> >>
> >> Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
> >
> > Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
>
> Reviewed-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
>
> I posted the same patch last month, along with two other patches that
> fix the reporting for pre-r3.0 devices and simplify the code a bit:
>
> http://marc.info/?l=linux-pci&m=135732663513525&w=2
> http://marc.info/?l=linux-pci&m=135732713413779&w=2
> http://marc.info/?l=linux-pci&m=135732666213542&w=2
Oh, I missed your patch.
I think that my patch will be abandoned.
Best regards,
Jingoo Han
>
> I don't know the status of any of these; I'm expecting Dave to do
> whatever he thinks is best.
>
> >
> >> ---
> >> drivers/gpu/drm/drm_pci.c | 4 ++--
> >> 1 files changed, 2 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
> >> index 754bc96..11c8add 100644
> >> --- a/drivers/gpu/drm/drm_pci.c
> >> +++ b/drivers/gpu/drm/drm_pci.c
> >> @@ -504,9 +504,9 @@ int drm_pcie_get_speed_cap_mask(struct drm_device *dev, u32 *mask)
> >> if (lnkcap2 & PCI_EXP_LNKCAP2_SLS_8_0GB)
> >> *mask |= DRM_PCIE_SPEED_80;
> >> } else {
> >> - if (lnkcap & 1)
> >> + if (lnkcap & PCI_EXP_LNKCAP_SLS_2_5GB)
> >> *mask |= DRM_PCIE_SPEED_25;
> >> - if (lnkcap & 2)
> >> + if (lnkcap & PCI_EXP_LNKCAP_SLS_5_0GB)
> >> *mask |= DRM_PCIE_SPEED_50;
> >> }
> >>
> >> --
> >> 1.7.2.5
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