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usb: qti_gadget: Select LLCC TCM memory for USB RMNET IN buffers

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This change calls available API from USB GSI function driver to
select LLCC TCM memory for USB RMNET IN buffers when property
"qcom,rmnet_in_use_tcm_mem" is set with RMNET USB composition
device tree child node of qti_gadget node.

Change-Id: Ic2c3c2fb438801ebbefe15f30b92364a07059df7
Signed-off-by: Mayank Rana <mrana@codeaurora.org>
This commit is contained in:
Mayank Rana 2021-05-25 11:50:05 -07:00
commit dddcd91291
1 changed files with 11 additions and 0 deletions
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11
drivers/usb/gadget/legacy/qti_gadget.c
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@ -9,6 +9,7 @@
#include <linux/platform_device.h>
#include <linux/of.h>
#include <linux/kernel.h>
#include <linux/usb/dwc3-msm.h>
struct qti_usb_function {
struct usb_function_instance *fi;
@ -322,6 +323,16 @@ static int qti_usb_func_alloc(struct qti_usb_config *qcfg,
memcpy(cdev->qw_sign, qw_sign, QW_SIGN_LEN);
}
#if IS_ENABLED(CONFIG_USB_F_GSI)
struct qti_usb_gadget *qg;
if (!strcmp(instance_name, "rmnet")) {
qg = container_of(cdev, struct qti_usb_gadget, cdev);
rmnet_gsi_update_in_buffer_mem_type(f,
of_property_read_bool(qg->cfg_node,
"qcom,rmnet_in_use_tcm_mem"));
}
#endif
return 0;
}