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path: root/drivers/bcma/driver_pcie2.c
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Diffstat (limited to 'drivers/bcma/driver_pcie2.c')
-rw-r--r--drivers/bcma/driver_pcie2.c28
1 files changed, 26 insertions, 2 deletions
diff --git a/drivers/bcma/driver_pcie2.c b/drivers/bcma/driver_pcie2.c
index e4be537b0c66..4568bc7bd54a 100644
--- a/drivers/bcma/driver_pcie2.c
+++ b/drivers/bcma/driver_pcie2.c
@@ -156,14 +156,23 @@ static void pciedev_reg_pm_clk_period(struct bcma_drv_pcie2 *pcie2)
void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2)
{
- struct bcma_chipinfo *ci = &pcie2->core->bus->chipinfo;
+ struct bcma_bus *bus = pcie2->core->bus;
+ struct bcma_chipinfo *ci = &bus->chipinfo;
u32 tmp;
tmp = pcie2_read32(pcie2, BCMA_CORE_PCIE2_SPROM(54));
if ((tmp & 0xe) >> 1 == 2)
bcma_core_pcie2_cfg_write(pcie2, 0x4e0, 0x17);
- /* TODO: Do we need pcie_reqsize? */
+ switch (bus->chipinfo.id) {
+ case BCMA_CHIP_ID_BCM4360:
+ case BCMA_CHIP_ID_BCM4352:
+ pcie2->reqsize = 1024;
+ break;
+ default:
+ pcie2->reqsize = 128;
+ break;
+ }
if (ci->id == BCMA_CHIP_ID_BCM4360 && ci->rev > 3)
bcma_core_pcie2_war_delay_perst_enab(pcie2, true);
@@ -173,3 +182,18 @@ void bcma_core_pcie2_init(struct bcma_drv_pcie2 *pcie2)
pciedev_crwlpciegen2_180(pcie2);
pciedev_crwlpciegen2_182(pcie2);
}
+
+/**************************************************
+ * Runtime ops.
+ **************************************************/
+
+void bcma_core_pcie2_up(struct bcma_drv_pcie2 *pcie2)
+{
+ struct bcma_bus *bus = pcie2->core->bus;
+ struct pci_dev *dev = bus->host_pci;
+ int err;
+
+ err = pcie_set_readrq(dev, pcie2->reqsize);
+ if (err)
+ bcma_err(bus, "Error setting PCI_EXP_DEVCTL_READRQ: %d\n", err);
+}