diff options
| author | Maarten Lankhorst <[email protected]> | 2025-07-08 14:49:07 +0000 |
|---|---|---|
| committer | Maarten Lankhorst <[email protected]> | 2025-07-08 14:49:07 +0000 |
| commit | e21354aea4b4420b53c44e36828607a7c94a994c (patch) | |
| tree | 003636d3a15eaebe9b948f9f8db6ad9e52a7e12c /drivers/net/phy/phy_caps.c | |
| parent | drm/tegra: Use dma_buf from GEM object instance (diff) | |
| parent | Merge tag 'drm-msm-next-2025-07-05' of https://gitlab.freedesktop.org/drm/msm... (diff) | |
| download | kernel-e21354aea4b4420b53c44e36828607a7c94a994c.tar.gz kernel-e21354aea4b4420b53c44e36828607a7c94a994c.zip | |
Merge remote-tracking branch 'drm/drm-next' into drm-misc-next
Pull in drm-intel-next for the updates to drm panic handling.
Signed-off-by: Maarten Lankhorst <[email protected]>
Diffstat (limited to 'drivers/net/phy/phy_caps.c')
| -rw-r--r-- | drivers/net/phy/phy_caps.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/net/phy/phy_caps.c b/drivers/net/phy/phy_caps.c index 703321689726..38417e288611 100644 --- a/drivers/net/phy/phy_caps.c +++ b/drivers/net/phy/phy_caps.c @@ -188,6 +188,9 @@ phy_caps_lookup_by_linkmode_rev(const unsigned long *linkmodes, bool fdx_only) * When @exact is not set, we return either an exact match, or matching capabilities * at lower speed, or the lowest matching speed, or NULL. * + * Non-exact matches will try to return an exact speed and duplex match, but may + * return matching capabilities with same speed but a different duplex. + * * Returns: a matched link_capabilities according to the above process, NULL * otherwise. */ @@ -195,7 +198,7 @@ const struct link_capabilities * phy_caps_lookup(int speed, unsigned int duplex, const unsigned long *supported, bool exact) { - const struct link_capabilities *lcap, *last = NULL; + const struct link_capabilities *lcap, *match = NULL, *last = NULL; for_each_link_caps_desc_speed(lcap) { if (linkmode_intersects(lcap->linkmodes, supported)) { @@ -204,16 +207,19 @@ phy_caps_lookup(int speed, unsigned int duplex, const unsigned long *supported, if (lcap->speed == speed && lcap->duplex == duplex) { return lcap; } else if (!exact) { - if (lcap->speed <= speed) - return lcap; + if (!match && lcap->speed <= speed) + match = lcap; + + if (lcap->speed < speed) + break; } } } - if (!exact) - return last; + if (!match && !exact) + match = last; - return NULL; + return match; } EXPORT_SYMBOL_GPL(phy_caps_lookup); |
