bloblist: Update to use conditional value

Use the new IF_ENABLED_INT() feature to avoid needing our own inline
function to handle this case. Tidy up the logic to ensure that the value
is only used when present. Update the 'expected' comment also.

Signed-off-by: Simon Glass <sjg@chromium.org>

1 files changed, 11 insertions, 4 deletions

diff --git a/common/bloblist.c b/common/bloblist.c
index 056b50c2cb..406073c810 100644
--- a/common/bloblist.c
+++ b/common/bloblist.c
@@ -430,18 +430,23 @@ void bloblist_reloc(void *to, uint to_size, void *from, uint from_size)
 
 int bloblist_init(void)
 {
+	bool fixed = IS_ENABLED(CONFIG_BLOBLIST_FIXED);
 	int ret = -ENOENT;
 	ulong addr, size;
 	bool expected;
 
 	/**
-	 * Wed expect to find an existing bloblist in the first phase of U-Boot
-	 * that runs
+	 * We don't expect to find an existing bloblist in the first phase of
+	 * U-Boot that runs. Also we have no way to receive the address of an
+	 * allocated bloblist from a previous stage, so it must be at a fixed
+	 * address.
 	 */
-	expected = !u_boot_first_phase();
+	expected = fixed && !u_boot_first_phase();
 	if (spl_prev_phase() == PHASE_TPL && !IS_ENABLED(CONFIG_TPL_BLOBLIST))
 		expected = false;
-	addr = bloblist_addr();
+	if (fixed)
+		addr = IF_ENABLED_INT(CONFIG_BLOBLIST_FIXED,
+				      CONFIG_BLOBLIST_ADDR);
 	size = CONFIG_BLOBLIST_SIZE;
 	if (expected) {
 		ret = bloblist_check(addr, size);
@@ -460,6 +465,8 @@ int bloblist_init(void)
 			if (!ptr)
 				return log_msg_ret("alloc", -ENOMEM);
 			addr = map_to_sysmem(ptr);
+		} else if (!fixed) {
+			return log_msg_ret("!fixed", ret);
 		}
 		log_debug("Creating new bloblist size %lx at %lx\n", size,
 			  addr);