On Fri, May 3, 2013 at 7:01 PM, Benjamin Herrenschmidt <b...@kernel.crashing.org> wrote: > On Fri, 2013-05-03 at 19:43 -0300, Kleber Sacilotto de Souza wrote: > >> This patch series does: >> 1. max_bus_speed is used to set the device to gen2 speeds >> 2. on power there's no longer a conflict between the pseries call and other >> architectures, because the overwrite is done via a ppc_md hook >> 3. radeon is using bus->max_bus_speed instead of >> drm_pcie_get_speed_cap_mask >> for gen2 capability detection >> >> The first patch consists of some architecture changes, such as adding a hook >> on >> powerpc for pci_root_bridge_prepare, so that pseries will initialize it to a >> function, while all other architectures get a NULL pointer. So that whenever >> pci_create_root_bus is called, we'll get max_bus_speed properly setup from >> OpenFirmware. >> >> The second patch consists of simple radeon changes not to call >> drm_get_pcie_speed_cap_mask anymore. I assume that on x86 machines, >> the max_bus_speed property will be properly set already. > > So I'm ok with the approach now and I might even put the powerpc patch > in for 3.10 since arguably we are fixing a nasty bug (uninitialized > max_bus_speed). > > David, what's your feeling about the radeon change ? It would be nice if > that could go in soon for various distro targets :-) On the other hand > I'm not going to be pushy if you are not comfortable with it.
FWIW, the radeon change looks fine to me. Alex _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
