This patch adds force mode to rproc_update_resource_table_entry function.
When force is unset, resource will be updated only if no specific
addresses are requested by firmware.
When force is set, resource is directly overwritten.
Signed-off-by: Loic Pallardy <loic.pallardy@xxxxxx>
---
drivers/remoteproc/remoteproc_core.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index 26fc647..3847fd4 100644
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -980,7 +980,8 @@ static int rproc_verify_resource_table_entry(struct rproc *rproc,
static int rproc_update_resource_table_entry(struct rproc *rproc,
struct rproc_request_resource *request,
- struct resource_table *table, int size)
+ struct resource_table *table, int size,
+ bool force)
{
struct fw_rsc_carveout *tblc, *newc;
struct fw_rsc_devmem *tbld, *newd;
@@ -1005,7 +1006,8 @@ static int rproc_update_resource_table_entry(struct rproc *rproc,
if (strncmp(newc->name, tblc->name, 32))
break;
- memcpy(tblc, newc, request->size);
+ if (tblc->pa == FW_RSC_ADDR_ANY || force)
+ memcpy(tblc, newc, request->size);
return updated;
case RSC_DEVMEM:
@@ -1143,7 +1145,7 @@ rproc_apply_resource_overrides(struct rproc *rproc,
/* If we already have a table, update it with the new values. */
updated = rproc_update_resource_table_entry(rproc, resource,
- table, size);
+ table, size, false);
if (updated < 0) {
table = ERR_PTR(updated);
goto out;
--
1.9.1
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