TechPanelGM/kernel_xiaomi_sm8250
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

msm: ipa: Add snapshot of IPA driver

Browse Source 
This is a snapshot of the IPA and GSI drivers
from msm-4.14 to 4.19 kernel as of
'commit <cec0da843f57> ("clk: qcom: npucc: Add CRC div
source for npu_cc_cal_dp_clk_src")'.

CRs-Fixed: 2341003
Change-Id: I498b2edb878e7d75311824dd217e75893efcfc73
Signed-off-by: Ghanim Fodi <gfodi@codeaurora.org>
This commit is contained in:
Ghanim Fodi
2018-10-28 18:26:33 +02:00
parent 3c07308b45
commit 859783a138
108 changed files with 118196 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

88
include/linux/ecm_ipa.h Normal file
View File

@@ -0,0 +1,88 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2013-2018, The Linux Foundation. All rights reserved.
*/
#ifndef _ECM_IPA_H_
#define _ECM_IPA_H_
#include <linux/ipa.h>
/*
* @priv: private data given upon ipa_connect
* @evt: event enum, should be IPA_WRITE_DONE
* @data: for tx path the data field is the sent socket buffer.
*/
typedef void (*ecm_ipa_callback)(void *priv,
enum ipa_dp_evt_type evt,
unsigned long data);
/*
* struct ecm_ipa_params - parameters for ecm_ipa initialization API
*
* @device_ready_notify: callback supplied by USB core driver.
* This callback shall be called by the Netdev once the device
* is ready to receive data from tethered PC.
* @ecm_ipa_rx_dp_notify: ecm_ipa will set this callback (out parameter).
* this callback shall be supplied for ipa_connect upon pipe
* connection (USB->IPA), once IPA driver receive data packets
* from USB pipe destined for Apps this callback will be called.
* @ecm_ipa_tx_dp_notify: ecm_ipa will set this callback (out parameter).
* this callback shall be supplied for ipa_connect upon pipe
* connection (IPA->USB), once IPA driver send packets destined
* for USB, IPA BAM will notify for Tx-complete.
* @priv: ecm_ipa will set this pointer (out parameter).
* This pointer will hold the network device for later interaction
* with ecm_ipa APIs
* @host_ethaddr: host Ethernet address in network order
* @device_ethaddr: device Ethernet address in network order
* @skip_ep_cfg: boolean field that determines if Apps-processor
* should or should not configure this end-point.
*/
struct ecm_ipa_params {
void (*device_ready_notify)(void);
ecm_ipa_callback ecm_ipa_rx_dp_notify;
ecm_ipa_callback ecm_ipa_tx_dp_notify;
u8 host_ethaddr[ETH_ALEN];
u8 device_ethaddr[ETH_ALEN];
void *private;
bool skip_ep_cfg;
};
#ifdef CONFIG_ECM_IPA
int ecm_ipa_init(struct ecm_ipa_params *params);
int ecm_ipa_connect(u32 usb_to_ipa_hdl, u32 ipa_to_usb_hdl,
void *priv);
int ecm_ipa_disconnect(void *priv);
void ecm_ipa_cleanup(void *priv);
#else /* CONFIG_ECM_IPA*/
static inline int ecm_ipa_init(struct ecm_ipa_params *params)
{
return 0;
}
static inline int ecm_ipa_connect(u32 usb_to_ipa_hdl, u32 ipa_to_usb_hdl,
void *priv)
{
return 0;
}
static inline int ecm_ipa_disconnect(void *priv)
{
return 0;
}
static inline void ecm_ipa_cleanup(void *priv)
{
}
#endif /* CONFIG_ECM_IPA*/
#endif /* _ECM_IPA_H_ */