[PATCH v2 39/41] media: atomisp: add some debug messages when binaries are used

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The ISP firmware logic is complex, as several binaries are
contained into a single file.

Print debug messages:
	- with a stack dump if binary not found;
	- when a firmware is selected.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
---
 .../atomisp/pci/runtime/binary/src/binary.c   | 31 ++++++++++++++++---
 1 file changed, 27 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/media/atomisp/pci/runtime/binary/src/binary.c b/drivers/staging/media/atomisp/pci/runtime/binary/src/binary.c
index c10a09ca1c52..cca0c6161350 100644
--- a/drivers/staging/media/atomisp/pci/runtime/binary/src/binary.c
+++ b/drivers/staging/media/atomisp/pci/runtime/binary/src/binary.c
@@ -29,6 +29,8 @@
 #include "sh_css_defs.h"
 #include "sh_css_legacy.h"
 
+#include "atomisp_internal.h"
+
 #include "vf/vf_1.0/ia_css_vf.host.h"
 #include "sc/sc_1.0/ia_css_sc.host.h"
 #include "sdis/sdis_1.0/ia_css_sdis.host.h"
@@ -36,7 +38,6 @@
 
 #include "camera/pipe/interface/ia_css_pipe_binarydesc.h"
 
-
 #include "assert_support.h"
 
 #define IMPLIES(a, b)           (!(a) || (b))   /* A => B */
@@ -1375,9 +1376,8 @@ ia_css_binary_fill_info(const struct ia_css_binary_xinfo *xinfo,
 	return 0;
 }
 
-int
-ia_css_binary_find(struct ia_css_binary_descr *descr,
-		   struct ia_css_binary *binary) {
+static int __ia_css_binary_find(struct ia_css_binary_descr *descr,
+				struct ia_css_binary *binary) {
 	int mode;
 	bool online;
 	bool two_ppc;
@@ -1793,9 +1793,32 @@ ia_css_binary_find(struct ia_css_binary_descr *descr,
 	ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE,
 			    "ia_css_binary_find() leave: return_err=%d\n", err);
 
+	if (!err && xcandidate)
+		dev_dbg(atomisp_dev,
+			"Using binary %s (id %d), type %d, mode %d, continuous %s\n",
+			xcandidate->blob->name,
+			xcandidate->sp.id,
+			xcandidate->type,
+			xcandidate->sp.pipeline.mode,
+			xcandidate->sp.enable.continuous ? "true" : "false");
+
+
 	return err;
 }
 
+int ia_css_binary_find(struct ia_css_binary_descr *descr,
+		       struct ia_css_binary *binary)
+{
+	int ret = __ia_css_binary_find(descr, binary);
+
+	if (unlikely(ret)) {
+		dev_dbg(atomisp_dev, "Seeking for binary failed at:");
+		dump_stack();
+	}
+
+	return ret;
+}
+
 unsigned
 ia_css_binary_max_vf_width(void)
 {
-- 
2.26.2




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