On 2015/9/16 0:50, Bjorn Helgaas wrote: > On Wed, Aug 26, 2015 at 11:17:34AM +0800, Zhou Wang wrote: >> The value under PORT_LOGIC_LINK_WIDTH_MASK is 0x1, 0x2, 0x4, 0x8. Here change >> this mask to proper value. >> >> In IP v4.2, bits [16:8] are defined for NUM_OF_LANES. But in IP v4.4, bits[12:8] >> are defined for NUM_OF_LANES, bits [16:13] are for other usages(bit 16 is >> AUTO_LANE_FLIP_CTRL_EN, bits [15:13] are PRE_DET_LANE). >> >> As there is no conflict about NUM_OF_LANES between v4.2 and v4.4, this patch >> change above mask value to avoid future problem. >> >> Signed-off-by: Zhou Wang <wangzhou1@xxxxxxxxxxxxx> > > Applied with Jingoo's ack to pci/host-designware for v4.4, thanks! > Thanks for applying, Zhou >> --- >> drivers/pci/host/pcie-designware.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c >> index 69486be..eb549b9 100644 >> --- a/drivers/pci/host/pcie-designware.c >> +++ b/drivers/pci/host/pcie-designware.c >> @@ -35,7 +35,7 @@ >> >> #define PCIE_LINK_WIDTH_SPEED_CONTROL 0x80C >> #define PORT_LOGIC_SPEED_CHANGE (0x1 << 17) >> -#define PORT_LOGIC_LINK_WIDTH_MASK (0x1ff << 8) >> +#define PORT_LOGIC_LINK_WIDTH_MASK (0x1f << 8) >> #define PORT_LOGIC_LINK_WIDTH_1_LANES (0x1 << 8) >> #define PORT_LOGIC_LINK_WIDTH_2_LANES (0x2 << 8) >> #define PORT_LOGIC_LINK_WIDTH_4_LANES (0x4 << 8) >> -- >> 1.9.1 >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-pci" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html > > . > -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
