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authorLars-Peter Clausen <lars@metafoo.de>2011-11-28 12:44:19 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-11-29 16:01:20 +0400
commita4c1d7e66719b326431c6e617da07cab0caedbca (patch)
tree453e958bdb52c05d33687980285da908b75b1da9 /sound/soc/codecs/sigmadsp.c
parent48afc5272eec2e1a7cf17aee0d2949810a45994a (diff)
downloadlinux-a4c1d7e66719b326431c6e617da07cab0caedbca.tar.xz
ASoC: SigmaDSP: Move private structs and functions to C file
Move the structs and functions only used by SigmaDSP firmware loader itself from the header to the C file. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Acked-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/sigmadsp.c')
-rw-r--r--sound/soc/codecs/sigmadsp.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/sound/soc/codecs/sigmadsp.c b/sound/soc/codecs/sigmadsp.c
index c0ad88516f30..aa223c56b2b6 100644
--- a/sound/soc/codecs/sigmadsp.c
+++ b/sound/soc/codecs/sigmadsp.c
@@ -15,6 +15,42 @@
#include "sigmadsp.h"
+#define SIGMA_MAGIC "ADISIGM"
+
+struct sigma_firmware_header {
+ unsigned char magic[7];
+ u8 version;
+ __le32 crc;
+} __packed;
+
+enum {
+ SIGMA_ACTION_WRITEXBYTES = 0,
+ SIGMA_ACTION_WRITESINGLE,
+ SIGMA_ACTION_WRITESAFELOAD,
+ SIGMA_ACTION_DELAY,
+ SIGMA_ACTION_PLLWAIT,
+ SIGMA_ACTION_NOOP,
+ SIGMA_ACTION_END,
+};
+
+struct sigma_action {
+ u8 instr;
+ u8 len_hi;
+ __le16 len;
+ __be16 addr;
+ unsigned char payload[];
+} __packed;
+
+struct sigma_firmware {
+ const struct firmware *fw;
+ size_t pos;
+};
+
+static inline u32 sigma_action_len(struct sigma_action *sa)
+{
+ return (sa->len_hi << 16) | le16_to_cpu(sa->len);
+}
+
static size_t sigma_action_size(struct sigma_action *sa)
{
size_t payload = 0;