samsung-sm8650/android_kernel_samsung_sm8650-modules
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disp: msm: dp: Add abstract and wcd939x aux switch support

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Add functionality to change which aux switch is used
at compile time for different targets. Add wcd939x
switch support.

Change-Id: Iced3b11733009680063790dfa8f180b19002f963
Signed-off-by: Nisarg Bhavsar <quic_bhavsar@quicinc.com>
Tento commit je obsažen v:
Nisarg Bhavsar
2022-10-28 12:08:29 -07:00
rodič 1c465e0434
revize 4a2e5b3fe1
5 změnil soubory, kde provedl 92 přidání a 17 odebrání
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75
msm/dp/dp_aux.c
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@@ -4,9 +4,14 @@
* Copyright (c) 2012-2021, The Linux Foundation. All rights reserved.
*/
#include <linux/soc/qcom/fsa4480-i2c.h>
#include <linux/delay.h>
#if IS_ENABLED(CONFIG_QCOM_FSA4480_I2C)
#include <linux/soc/qcom/fsa4480-i2c.h>
#elif IS_ENABLED(CONFIG_QCOM_WCD939X_I2C)
#include <linux/soc/qcom/wcd939x-i2c.h>
#endif
#include "dp_aux.h"
#include "dp_hpd.h"
#include "dp_debug.h"
@@ -755,7 +760,8 @@ static void dp_aux_set_sim_mode(struct dp_aux *dp_aux,
mutex_unlock(&aux->mutex);
}
static int dp_aux_configure_aux_switch(struct dp_aux *dp_aux,
#if IS_ENABLED(CONFIG_QCOM_FSA4480_I2C)
static int dp_aux_configure_fsa_switch(struct dp_aux *dp_aux,
bool enable, int orientation)
{
struct dp_aux_private *aux;
@@ -795,11 +801,65 @@ static int dp_aux_configure_aux_switch(struct dp_aux *dp_aux,
enable, orientation, event);
rc = fsa4480_switch_event(aux->aux_switch_node, event);
if (rc)
DP_AUX_ERR(dp_aux, "failed to configure fsa4480 i2c device (%d)\n", rc);
end:
return rc;
}
#endif
#if IS_ENABLED(CONFIG_QCOM_WCD939X_I2C)
static int dp_aux_configure_wcd_switch(struct dp_aux *dp_aux,
bool enable, int orientation)
{
struct dp_aux_private *aux;
int rc = 0;
enum wcd_usbss_cable_status status = WCD_USBSS_CABLE_DISCONNECT;
enum wcd_usbss_cable_types event = WCD_USBSS_DP_AUX_CC1;
if (!dp_aux) {
DP_AUX_ERR(dp_aux, "invalid input\n");
rc = -EINVAL;
goto end;
}
aux = container_of(dp_aux, struct dp_aux_private, dp_aux);
if (!aux->aux_switch_node) {
DP_AUX_DEBUG(dp_aux, "undefined wcd939x switch handle\n");
rc = -EINVAL;
goto end;
}
if (enable) {
status = WCD_USBSS_CABLE_CONNECT;
switch (orientation) {
case ORIENTATION_CC1:
event = WCD_USBSS_DP_AUX_CC1;
break;
case ORIENTATION_CC2:
event = WCD_USBSS_DP_AUX_CC2;
break;
default:
DP_AUX_ERR(dp_aux, "invalid orientation\n");
rc = -EINVAL;
goto end;
}
}
DP_AUX_DEBUG(dp_aux, "enable=%d, orientation=%d, event=%d\n",
enable, orientation, event);
rc = wcd_usbss_switch_update(event, status);
if (rc)
DP_AUX_ERR(dp_aux, "failed to configure wcd939x i2c device (%d)\n", rc);
end:
return rc;
}
#endif
struct dp_aux *dp_aux_get(struct device *dev, struct dp_catalog_aux *catalog,
struct dp_parser *parser, struct device_node *aux_switch,
@@ -841,7 +901,16 @@ struct dp_aux *dp_aux_get(struct device *dev, struct dp_catalog_aux *catalog,
dp_aux->reconfig = dp_aux_reconfig;
dp_aux->abort = dp_aux_abort_transaction;
dp_aux->set_sim_mode = dp_aux_set_sim_mode;
dp_aux->aux_switch = dp_aux_configure_aux_switch;
#if IS_ENABLED(CONFIG_QCOM_FSA4480_I2C)
dp_aux->switch_configure = dp_aux_configure_fsa_switch;
dp_aux->switch_register_notifier = fsa4480_reg_notifier;
dp_aux->switch_unregister_notifier = fsa4480_unreg_notifier;
#elif IS_ENABLED(CONFIG_QCOM_WCD939X_I2C)
dp_aux->switch_configure = dp_aux_configure_wcd_switch;
dp_aux->switch_register_notifier = wcd_usbss_reg_notifier;
dp_aux->switch_unregister_notifier = wcd_usbss_unreg_notifier;
#endif
return dp_aux;
error: