Similarly to iommu-map, the msi-map property must also be fixed up in the device tree, in order for the icid -> streamid translation be possible in the MSI case as well.
Signed-off-by: Laurentiu Tudor laurentiu.tudor@nxp.com --- drivers/net/fsl-mc/mc.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/drivers/net/fsl-mc/mc.c b/drivers/net/fsl-mc/mc.c index fee372968a..9c4ba7dbda 100644 --- a/drivers/net/fsl-mc/mc.c +++ b/drivers/net/fsl-mc/mc.c @@ -317,7 +317,7 @@ void fdt_fixup_mc_ddr(u64 *base, u64 *size) void fdt_fsl_mc_fixup_iommu_map_entry(void *blob) { u32 *prop; - u32 iommu_map[4]; + u32 iommu_map[4], phandle; int offset; int lenp;
@@ -346,6 +346,21 @@ void fdt_fsl_mc_fixup_iommu_map_entry(void *blob)
fdt_setprop_inplace(blob, offset, "iommu-map", iommu_map, sizeof(iommu_map)); + + /* get phandle to MSI controller */ + prop = (u32 *)fdt_getprop(blob, offset, "msi-parent", 0); + if (!prop) { + debug("\n%s: ERROR: missing msi-parent\n", __func__); + return; + } + phandle = fdt32_to_cpu(*prop); + + /* also set msi-map property */ + fdt_appendprop_u32(blob, offset, "msi-map", FSL_DPAA2_STREAM_ID_START); + fdt_appendprop_u32(blob, offset, "msi-map", phandle); + fdt_appendprop_u32(blob, offset, "msi-map", FSL_DPAA2_STREAM_ID_START); + fdt_appendprop_u32(blob, offset, "msi-map", FSL_DPAA2_STREAM_ID_END - + FSL_DPAA2_STREAM_ID_START + 1); }
static int mc_fixup_dpc_mac_addr(void *blob, int dpmac_id,