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authorStephen Rothwell <sfr@canb.auug.org.au>2019-01-18 13:31:51 +1100
committerStephen Rothwell <sfr@canb.auug.org.au>2019-01-18 13:31:51 +1100
commit30675f37398f883afc83948703b7fe6e40c9ac9f (patch)
treea1fef0be5f766f2265025336748e6817f60e5729
parent996815d18ebaecbd20aade3eb0a359433f0803f8 (diff)
parentd9842b39e9ecc32533a81b234dcf5876b2b184f7 (diff)
download96b-common-30675f37398f883afc83948703b7fe6e40c9ac9f.tar.gz
Merge remote-tracking branch 'ntb/ntb-next'
-rw-r--r--drivers/ntb/hw/mscc/ntb_hw_switchtec.c11
-rw-r--r--include/linux/switchtec.h10
2 files changed, 15 insertions, 6 deletions
diff --git a/drivers/ntb/hw/mscc/ntb_hw_switchtec.c b/drivers/ntb/hw/mscc/ntb_hw_switchtec.c
index f1eaa3c4d46a..f65e659b6a74 100644
--- a/drivers/ntb/hw/mscc/ntb_hw_switchtec.c
+++ b/drivers/ntb/hw/mscc/ntb_hw_switchtec.c
@@ -264,6 +264,7 @@ static void switchtec_ntb_mw_clr_direct(struct switchtec_ntb *sndev, int idx)
ctl_val &= ~NTB_CTRL_BAR_DIR_WIN_EN;
iowrite32(ctl_val, &ctl->bar_entry[bar].ctl);
iowrite32(0, &ctl->bar_entry[bar].win_size);
+ iowrite32(0, &ctl->bar_ext_entry[bar].win_size);
iowrite64(sndev->self_partition, &ctl->bar_entry[bar].xlate_addr);
}
@@ -286,7 +287,9 @@ static void switchtec_ntb_mw_set_direct(struct switchtec_ntb *sndev, int idx,
ctl_val |= NTB_CTRL_BAR_DIR_WIN_EN;
iowrite32(ctl_val, &ctl->bar_entry[bar].ctl);
- iowrite32(xlate_pos | size, &ctl->bar_entry[bar].win_size);
+ iowrite32(xlate_pos | (lower_32_bits(size) & 0xFFFFF000),
+ &ctl->bar_entry[bar].win_size);
+ iowrite32(upper_32_bits(size), &ctl->bar_ext_entry[bar].win_size);
iowrite64(sndev->self_partition | addr,
&ctl->bar_entry[bar].xlate_addr);
}
@@ -1053,7 +1056,9 @@ static int crosslink_setup_mws(struct switchtec_ntb *sndev, int ntb_lut_idx,
ctl_val |= NTB_CTRL_BAR_DIR_WIN_EN;
iowrite32(ctl_val, &ctl->bar_entry[bar].ctl);
- iowrite32(xlate_pos | size, &ctl->bar_entry[bar].win_size);
+ iowrite32(xlate_pos | (lower_32_bits(size) & 0xFFFFF000),
+ &ctl->bar_entry[bar].win_size);
+ iowrite32(upper_32_bits(size), &ctl->bar_ext_entry[bar].win_size);
iowrite64(sndev->peer_partition | addr,
&ctl->bar_entry[bar].xlate_addr);
}
@@ -1120,7 +1125,7 @@ static int crosslink_enum_partition(struct switchtec_ntb *sndev,
dev_dbg(&sndev->stdev->dev,
"Crosslink BAR%d addr: %llx\n",
- i, bar_addr);
+ i*2, bar_addr);
if (bar_addr != bar_space * i)
continue;
diff --git a/include/linux/switchtec.h b/include/linux/switchtec.h
index eee0412bdf4b..52a079b3a9a6 100644
--- a/include/linux/switchtec.h
+++ b/include/linux/switchtec.h
@@ -248,9 +248,13 @@ struct ntb_ctrl_regs {
u32 win_size;
u64 xlate_addr;
} bar_entry[6];
- u32 reserved2[216];
- u32 req_id_table[256];
- u32 reserved3[512];
+ struct {
+ u32 win_size;
+ u32 reserved[3];
+ } bar_ext_entry[6];
+ u32 reserved2[192];
+ u32 req_id_table[512];
+ u32 reserved3[256];
u64 lut_entry[512];
} __packed;