Add the following common commands:
- GET_CAPABILITIES
- GET_SHM_ADDR
- SET_SHM_ADDR
Signed-off-by: Tzung-Bi Shih <tzungbi@xxxxxxxxxx>
---
drivers/platform/chrome/cros_ec_trace.c | 1 +
.../linux/platform_data/cros_ec_commands.h | 64 ++++++++++++++++++-
2 files changed, 63 insertions(+), 2 deletions(-)
diff --git a/drivers/platform/chrome/cros_ec_trace.c b/drivers/platform/chrome/cros_ec_trace.c
index e73bb6a8b00e..2ea0d4e0d54d 100644
--- a/drivers/platform/chrome/cros_ec_trace.c
+++ b/drivers/platform/chrome/cros_ec_trace.c
@@ -98,6 +98,7 @@
TRACE_SYMBOL(EC_CMD_SB_READ_BLOCK), \
TRACE_SYMBOL(EC_CMD_SB_WRITE_BLOCK), \
TRACE_SYMBOL(EC_CMD_BATTERY_VENDOR_PARAM), \
+ TRACE_SYMBOL(EC_CMD_EC_CODEC), \
TRACE_SYMBOL(EC_CMD_EC_CODEC_DMIC), \
TRACE_SYMBOL(EC_CMD_EC_CODEC_I2S_RX), \
TRACE_SYMBOL(EC_CMD_REBOOT_EC), \
diff --git a/include/linux/platform_data/cros_ec_commands.h b/include/linux/platform_data/cros_ec_commands.h
index 58e460c015ef..3ca0fa9e92a7 100644
--- a/include/linux/platform_data/cros_ec_commands.h
+++ b/include/linux/platform_data/cros_ec_commands.h
@@ -4466,8 +4466,68 @@ enum mkbp_cec_event {
/*****************************************************************************/
+/* Commands for audio codec. */
+#define EC_CMD_EC_CODEC 0x00BC
+
+enum ec_codec_subcmd {
+ EC_CODEC_GET_CAPABILITIES = 0x0,
+ EC_CODEC_GET_SHM_ADDR = 0x1,
+ EC_CODEC_SET_SHM_ADDR = 0x2,
+ EC_CODEC_SUBCMD_COUNT,
+};
+
+enum ec_codec_cap {
+ EC_CODEC_CAP_LAST = 32,
+};
+
+enum ec_codec_shm_id {
+ EC_CODEC_SHM_ID_LAST,
+};
+
+enum ec_codec_shm_type {
+ EC_CODEC_SHM_TYPE_EC_RAM = 0x0,
+ EC_CODEC_SHM_TYPE_SYSTEM_RAM = 0x1,
+};
+
+struct __ec_align1 ec_param_ec_codec_get_shm_addr {
+ uint8_t shm_id;
+ uint8_t reserved[3];
+};
+
+struct __ec_align4 ec_param_ec_codec_set_shm_addr {
+ uint64_t phys_addr;
+ uint32_t len;
+ uint8_t shm_id;
+ uint8_t reserved[3];
+};
+
+struct __ec_align4 ec_param_ec_codec {
+ uint8_t cmd; /* enum ec_codec_subcmd */
+ uint8_t reserved[3];
+
+ union {
+ struct ec_param_ec_codec_get_shm_addr
+ get_shm_addr_param;
+ struct ec_param_ec_codec_set_shm_addr
+ set_shm_addr_param;
+ };
+};
+
+struct __ec_align4 ec_response_ec_codec_get_capabilities {
+ uint32_t capabilities;
+};
+
+struct __ec_align4 ec_response_ec_codec_get_shm_addr {
+ uint64_t phys_addr;
+ uint32_t len;
+ uint8_t type;
+ uint8_t reserved[3];
+};
+
+/*****************************************************************************/
+
/* Commands for DMIC on audio codec. */
-#define EC_CMD_EC_CODEC_DMIC 0x00BC
+#define EC_CMD_EC_CODEC_DMIC 0x00BD
enum ec_codec_dmic_subcmd {
EC_CODEC_DMIC_SET_GAIN = 0x0,
@@ -4500,7 +4560,7 @@ struct __ec_align1 ec_response_ec_codec_dmic_get_gain {
/* Commands for I2S RX on audio codec. */
-#define EC_CMD_EC_CODEC_I2S_RX 0x00BD
+#define EC_CMD_EC_CODEC_I2S_RX 0x00BE
enum ec_codec_i2s_rx_subcmd {
EC_CODEC_I2S_RX_ENABLE = 0x0,
--
2.23.0.581.g78d2f28ef7-goog
