layerscape: add patches-5.4

[openwrt/staging/wigyori.git] / target / linux / layerscape / patches-5.4 / 701-net-0220-bus-fsl-mc-Set-the-QMAN-BMAN-region-flags.patch

diff --git a/target/linux/layerscape/patches-5.4/701-net-0220-bus-fsl-mc-Set-the-QMAN-BMAN-region-flags.patch b/target/linux/layerscape/patches-5.4/701-net-0220-bus-fsl-mc-Set-the-QMAN-BMAN-region-flags.patch
new file mode 100644 (file)
index 0000000..f4f53b2
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/701-net-0220-bus-fsl-mc-Set-the-QMAN-BMAN-region-flags.patch
@@ -0,0 +1,30 @@
+From 3c771fc6111d2703274d269b2b34183ce8be4df4 Mon Sep 17 00:00:00 2001
+From: Diana Craciun <diana.craciun@nxp.com>
+Date: Mon, 18 Nov 2019 11:37:59 +0200
+Subject: [PATCH] bus/fsl-mc: Set the QMAN/BMAN region flags
+
+The QMAN region can be memory mapped, so it should be
+of type IORESOURCE_MEM. Also use the bus specific bits
+in order to pass additional information about the region.
+
+Signed-off-by: Diana Craciun <diana.craciun@nxp.com>
+---
+ drivers/bus/fsl-mc/fsl-mc-bus.c | 7 ++-----
+ 1 file changed, 2 insertions(+), 5 deletions(-)
+
+--- a/drivers/bus/fsl-mc/fsl-mc-bus.c
++++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
+@@ -627,11 +627,8 @@ static int fsl_mc_device_get_mmio_region
+ 
+               regions[i].end = regions[i].start + region_desc.size - 1;
+               regions[i].name = "fsl-mc object MMIO region";
+-              regions[i].flags = IORESOURCE_IO;
+-              if (region_desc.flags & DPRC_REGION_CACHEABLE)
+-                      regions[i].flags |= IORESOURCE_CACHEABLE;
+-              if (region_desc.flags & DPRC_REGION_SHAREABLE)
+-                      regions[i].flags |= IORESOURCE_MEM;
++              regions[i].flags = region_desc.flags & IORESOURCE_BITS;
++              regions[i].flags |= IORESOURCE_MEM;
+       }
+ 
+       mc_dev->regions = regions;