static struct dentry *debugfs_reg_dump;
static unsigned int read_data;
+
+static bool swrm_is_msm_variant(int val)
+{
+ return (val == SWRM_VERSION_1_3);
+}
+
static int swrm_debug_open(struct inode *inode, struct file *file)
{
file->private_data = inode->i_private;
__func__, val, ret);
goto err;
}
- if (cmd_id == 0xF)
- wait_for_completion_timeout(&swrm->broadcast, (2 * HZ/10));
+ if (cmd_id == 0xF) {
+ /*
+ * sleep for 10ms for MSM soundwire variant to allow broadcast
+ * command to complete.
+ */
+ if (swrm_is_msm_variant(swrm->version))
+ usleep_range(10000, 10100);
+ else
+ wait_for_completion_timeout(&swrm->broadcast,
+ (2 * HZ/10));
+ }
err:
return ret;
}
mutex_unlock(&swrm->mlock);
goto err_mstr_fail;
}
+ swrm->version = swrm->read(swrm->handle, SWRM_COMP_HW_VERSION);
/* Enumerate slave devices */
list_for_each_entry_safe(swr_dev, safe, &swrm->master.devices,
-/* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2015-2017, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
#define SWR_MSTR_PORT_LEN 8 /* Number of master ports */
+#define SWRM_VERSION_1_0 0x01010000
+#define SWRM_VERSION_1_2 0x01030000
+#define SWRM_VERSION_1_3 0x01040000
+
enum {
SWR_MSTR_PAUSE,
SWR_MSTR_RESUME,
int (*reg_irq)(void *handle, irqreturn_t(*irq_handler)(int irq,
void *data), void *swr_handle, int type);
int irq;
+ int version;
int num_enum_slaves;
int slave_status;
struct swr_mstr_port *mstr_port;
-/* Copyright (c) 2015, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2015, 2017 The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
#define SWRM_BASE_ADDRESS 0x00
+#define SWRM_COMP_HW_VERSION SWRM_BASE_ADDRESS
#define SWRM_COMP_CFG_ADDR (SWRM_BASE_ADDRESS+0x00000004)
#define SWRM_COMP_CFG_RMSK 0x3
#define SWRM_COMP_CFG_IRQ_LEVEL_OR_PULSE_BMSK 0x2