ASoC: SOF: Mark get_ext* function ext_hdr arguments as const

This pointer can be mark as const to indicate that it is read
only pointer.

Signed-off-by: Karol Trzcinski <karolx.trzcinski@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20200415202816.934-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/sof/loader.c b/sound/soc/sof/loader.c
index 64af082..312f7ff 100644 (file)
--- a/sound/soc/sof/loader.c
+++ b/sound/soc/sof/loader.c
@@ -15,9 +15,9 @@
 #include "ops.h"
 
 static int get_ext_windows(struct snd_sof_dev *sdev,
-                          struct sof_ipc_ext_data_hdr *ext_hdr)
+                          const struct sof_ipc_ext_data_hdr *ext_hdr)
 {
-       struct sof_ipc_window *w =
+       const struct sof_ipc_window *w =
                container_of(ext_hdr, struct sof_ipc_window, ext_hdr);
 
        if (w->num_windows == 0 || w->num_windows > SOF_IPC_MAX_ELEMS)
@@ -33,11 +33,11 @@ static int get_ext_windows(struct snd_sof_dev *sdev,
 }
 
 static int get_cc_info(struct snd_sof_dev *sdev,
-                      struct sof_ipc_ext_data_hdr *ext_hdr)
+                      const struct sof_ipc_ext_data_hdr *ext_hdr)
 {
        int ret;
 
-       struct sof_ipc_cc_version *cc =
+       const struct sof_ipc_cc_version *cc =
                container_of(ext_hdr, struct sof_ipc_cc_version, ext_hdr);
 
        dev_dbg(sdev->dev, "Firmware info: used compiler %s %d:%d:%d%s used optimization flags %s\n",