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path: root/sound/soc/codecs/wm_adsp.c
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Diffstat (limited to 'sound/soc/codecs/wm_adsp.c')
-rw-r--r--sound/soc/codecs/wm_adsp.c84
1 files changed, 84 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index bd31056db4f5..3e74cbb80d3c 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -228,6 +228,12 @@
#define WM_ADSP_FW_EVENT_SHUTDOWN 0x000001
/*
+ * HALO system info
+ */
+#define HALO_AHBM_WINDOW_DEBUG_0 0x02040
+#define HALO_AHBM_WINDOW_DEBUG_1 0x02044
+
+/*
* HALO core
*/
#define HALO_SCRATCH1 0x005c0
@@ -260,9 +266,22 @@
#define HALO_MPU_WINDOW_ACCESS_3 0x43050
#define HALO_MPU_XREG_ACCESS_3 0x43054
#define HALO_MPU_YREG_ACCESS_3 0x4305C
+#define HALO_MPU_XM_VIO_ADDR 0x43100
+#define HALO_MPU_XM_VIO_STATUS 0x43104
+#define HALO_MPU_YM_VIO_ADDR 0x43108
+#define HALO_MPU_YM_VIO_STATUS 0x4310C
+#define HALO_MPU_PM_VIO_ADDR 0x43110
+#define HALO_MPU_PM_VIO_STATUS 0x43114
#define HALO_MPU_LOCK_CONFIG 0x43140
/*
+ * HALO_AHBM_WINDOW_DEBUG_1
+ */
+#define HALO_AHBM_CORE_ERR_ADDR_MASK 0x0fffff00
+#define HALO_AHBM_CORE_ERR_ADDR_SHIFT 8
+#define HALO_AHBM_FLAGS_ERR_MASK 0x000000ff
+
+/*
* HALO_CCM_CORE_CONTROL
*/
#define HALO_CORE_EN 0x00000001
@@ -272,6 +291,15 @@
*/
#define HALO_CORE_SOFT_RESET_MASK 0x00000001
+/*
+ * HALO_MPU_?M_VIO_STATUS
+ */
+#define HALO_MPU_VIO_STS_MASK 0x007e0000
+#define HALO_MPU_VIO_STS_SHIFT 17
+#define HALO_MPU_VIO_ERR_WR_MASK 0x00008000
+#define HALO_MPU_VIO_ERR_SRC_MASK 0x00007fff
+#define HALO_MPU_VIO_ERR_SRC_SHIFT 0
+
struct wm_adsp_ops wm_adsp1_ops;
struct wm_adsp_ops wm_adsp2_ops[];
struct wm_adsp_ops wm_halo_ops;
@@ -4295,6 +4323,62 @@ error:
}
EXPORT_SYMBOL_GPL(wm_adsp2_bus_error);
+irqreturn_t wm_halo_bus_error(struct wm_adsp *dsp)
+{
+ struct regmap *regmap = dsp->regmap;
+ unsigned int fault[6];
+ struct reg_sequence clear[] = {
+ { dsp->base + HALO_MPU_XM_VIO_STATUS, 0x0 },
+ { dsp->base + HALO_MPU_YM_VIO_STATUS, 0x0 },
+ { dsp->base + HALO_MPU_PM_VIO_STATUS, 0x0 },
+ };
+ int ret;
+
+ mutex_lock(&dsp->pwr_lock);
+
+ ret = regmap_read(regmap, dsp->base_sysinfo + HALO_AHBM_WINDOW_DEBUG_1,
+ fault);
+ if (ret) {
+ adsp_warn(dsp, "Failed to read AHB DEBUG_1: %d\n", ret);
+ goto exit_unlock;
+ }
+
+ adsp_warn(dsp, "AHB: STATUS: 0x%x ADDR: 0x%x\n",
+ *fault & HALO_AHBM_FLAGS_ERR_MASK,
+ (*fault & HALO_AHBM_CORE_ERR_ADDR_MASK) >>
+ HALO_AHBM_CORE_ERR_ADDR_SHIFT);
+
+ ret = regmap_read(regmap, dsp->base_sysinfo + HALO_AHBM_WINDOW_DEBUG_0,
+ fault);
+ if (ret) {
+ adsp_warn(dsp, "Failed to read AHB DEBUG_0: %d\n", ret);
+ goto exit_unlock;
+ }
+
+ adsp_warn(dsp, "AHB: SYS_ADDR: 0x%x\n", *fault);
+
+ ret = regmap_bulk_read(regmap, dsp->base + HALO_MPU_XM_VIO_ADDR,
+ fault, ARRAY_SIZE(fault));
+ if (ret) {
+ adsp_warn(dsp, "Failed to read MPU fault info: %d\n", ret);
+ goto exit_unlock;
+ }
+
+ adsp_warn(dsp, "XM: STATUS:0x%x ADDR:0x%x\n", fault[1], fault[0]);
+ adsp_warn(dsp, "YM: STATUS:0x%x ADDR:0x%x\n", fault[3], fault[2]);
+ adsp_warn(dsp, "PM: STATUS:0x%x ADDR:0x%x\n", fault[5], fault[4]);
+
+ ret = regmap_multi_reg_write(dsp->regmap, clear, ARRAY_SIZE(clear));
+ if (ret)
+ adsp_warn(dsp, "Failed to clear MPU status: %d\n", ret);
+
+exit_unlock:
+ mutex_unlock(&dsp->pwr_lock);
+
+ return IRQ_HANDLED;
+}
+EXPORT_SYMBOL_GPL(wm_halo_bus_error);
+
struct wm_adsp_ops wm_adsp1_ops = {
.validate_version = wm_adsp_validate_version,
.parse_sizes = wm_adsp1_parse_sizes,