Currently, scm driver only supports full dump when download
mode is selected. Add support to enable minidump as well both
dump(full dump + minidump).
Signed-off-by: Mukesh Ojha <quic_mojha@xxxxxxxxxxx>
---
Changes in v2:
- Accept mini/both as acceptable output.
drivers/firmware/qcom_scm.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/firmware/qcom_scm.c b/drivers/firmware/qcom_scm.c
index ca07208..39e071a 100644
--- a/drivers/firmware/qcom_scm.c
+++ b/drivers/firmware/qcom_scm.c
@@ -27,6 +27,8 @@
#define QCOM_DOWNLOAD_MODE_MASK 0x30
#define QCOM_DOWNLOAD_FULLDUMP 0x10
+#define QCOM_DOWNLOAD_MINIDUMP 0x20
+#define QCOM_DOWNLOAD_BOTHDUMP (QCOM_DOWNLOAD_FULLDUMP | QCOM_DOWNLOAD_MINIDUMP)
#define QCOM_DOWNLOAD_NODUMP 0x0
#define MAX_DLOAD_LEN 8
@@ -1350,6 +1352,10 @@ static int set_dload_mode(const char *val, const struct kernel_param *kp)
if (!strncmp(val, "full", strlen("full"))) {
dload_mode = QCOM_DOWNLOAD_FULLDUMP;
+ } else if (!strncmp(val, "mini", strlen("mini"))) {
+ dload_mode = QCOM_DOWNLOAD_MINIDUMP;
+ } else if (!strncmp(val, "both", strlen("both"))) {
+ dload_mode = QCOM_DOWNLOAD_BOTHDUMP;
} else if (!strncmp(val, "off", strlen("off"))) {
dload_mode = QCOM_DOWNLOAD_NODUMP;
} else {
@@ -1383,7 +1389,7 @@ static struct kparam_string dload_mode_param = {
module_param_cb(download_mode, &dload_mode_param_ops, &dload_mode_param, 0644);
MODULE_PARM_DESC(download_mode,
- "Download mode: off/full or 0/1/off/on for existing users");
+ "download mode: off/full/mini/both(full+mini) or 0/1/off/on for existing users");
static int qcom_scm_probe(struct platform_device *pdev)
{
--
2.7.4
