From 1e4edb3fe93ff9f7b678a8f1b8d9df717edf6ad9 Mon Sep 17 00:00:00 2001 From: Tomas Winkler Date: Wed, 19 Oct 2016 16:33:31 +0300 Subject: [PATCH] mei: bus: remove rx callback context The callback context is redunant as all the information can be retrived from the device struture of its private data. Signed-off-by: Tomas Winkler Signed-off-by: Greg Kroah-Hartman --- drivers/misc/mei/bus.c | 6 ++---- drivers/nfc/mei_phy.c | 5 ++--- drivers/watchdog/mei_wdt.c | 6 ++---- include/linux/mei_cl_bus.h | 6 ++---- 4 files changed, 8 insertions(+), 15 deletions(-) diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c index 8cac7ef9ad0d..89a694ca624c 100644 --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -228,7 +228,7 @@ static void mei_cl_bus_event_work(struct work_struct *work) bus = cldev->bus; if (cldev->event_cb) - cldev->event_cb(cldev, cldev->events, cldev->event_context); + cldev->event_cb(cldev, cldev->events); cldev->events = 0; @@ -301,7 +301,6 @@ bool mei_cl_bus_rx_event(struct mei_cl *cl) * @cldev: me client devices * @event_cb: callback function * @events_mask: requested events bitmask - * @context: driver context data * * Return: 0 on success * -EALREADY if an callback is already registered @@ -309,7 +308,7 @@ bool mei_cl_bus_rx_event(struct mei_cl *cl) */ int mei_cldev_register_event_cb(struct mei_cl_device *cldev, unsigned long events_mask, - mei_cldev_event_cb_t event_cb, void *context) + mei_cldev_event_cb_t event_cb) { struct mei_device *bus = cldev->bus; int ret; @@ -320,7 +319,6 @@ int mei_cldev_register_event_cb(struct mei_cl_device *cldev, cldev->events = 0; cldev->events_mask = events_mask; cldev->event_cb = event_cb; - cldev->event_context = context; INIT_WORK(&cldev->event_work, mei_cl_bus_event_work); if (cldev->events_mask & BIT(MEI_CL_EVENT_RX)) { diff --git a/drivers/nfc/mei_phy.c b/drivers/nfc/mei_phy.c index 66dfd81ffb18..07b4239585fa 100644 --- a/drivers/nfc/mei_phy.c +++ b/drivers/nfc/mei_phy.c @@ -297,8 +297,7 @@ static int mei_nfc_recv(struct nfc_mei_phy *phy, u8 *buf, size_t length) } -static void nfc_mei_event_cb(struct mei_cl_device *cldev, u32 events, - void *context) +static void nfc_mei_event_cb(struct mei_cl_device *cldev, u32 events) { struct nfc_mei_phy *phy = mei_cldev_get_drvdata(cldev); @@ -360,7 +359,7 @@ static int nfc_mei_phy_enable(void *phy_id) } r = mei_cldev_register_event_cb(phy->cldev, BIT(MEI_CL_EVENT_RX), - nfc_mei_event_cb, phy); + nfc_mei_event_cb); if (r) { pr_err("Event cb registration failed %d\n", r); goto err; diff --git a/drivers/watchdog/mei_wdt.c b/drivers/watchdog/mei_wdt.c index 116be477c8fd..e0af52265511 100644 --- a/drivers/watchdog/mei_wdt.c +++ b/drivers/watchdog/mei_wdt.c @@ -501,10 +501,8 @@ static void mei_wdt_notify_event(struct mei_cl_device *cldev) * * @cldev: bus device * @events: event mask - * @context: callback context */ -static void mei_wdt_event(struct mei_cl_device *cldev, - u32 events, void *context) +static void mei_wdt_event(struct mei_cl_device *cldev, u32 events) { if (events & BIT(MEI_CL_EVENT_RX)) mei_wdt_event_rx(cldev); @@ -626,7 +624,7 @@ static int mei_wdt_probe(struct mei_cl_device *cldev, ret = mei_cldev_register_event_cb(wdt->cldev, BIT(MEI_CL_EVENT_RX) | BIT(MEI_CL_EVENT_NOTIF), - mei_wdt_event, NULL); + mei_wdt_event); /* on legacy devices notification is not supported * this doesn't fail the registration for RX event diff --git a/include/linux/mei_cl_bus.h b/include/linux/mei_cl_bus.h index e6fbd98ea90e..4adb2e7c9f84 100644 --- a/include/linux/mei_cl_bus.h +++ b/include/linux/mei_cl_bus.h @@ -9,7 +9,7 @@ struct mei_cl_device; struct mei_device; typedef void (*mei_cldev_event_cb_t)(struct mei_cl_device *cldev, - u32 events, void *context); + u32 events); /** * struct mei_cl_device - MEI device handle @@ -27,7 +27,6 @@ typedef void (*mei_cldev_event_cb_t)(struct mei_cl_device *cldev, * @event_work: async work to execute event callback * @event_cb: Drivers register this callback to get asynchronous ME * events (e.g. Rx buffer pending) notifications. - * @event_context: event callback run context * @events_mask: Events bit mask requested by driver. * @events: Events bitmask sent to the driver. * @@ -46,7 +45,6 @@ struct mei_cl_device { struct work_struct event_work; mei_cldev_event_cb_t event_cb; - void *event_context; unsigned long events_mask; unsigned long events; @@ -92,7 +90,7 @@ ssize_t mei_cldev_recv(struct mei_cl_device *cldev, u8 *buf, size_t length); int mei_cldev_register_event_cb(struct mei_cl_device *cldev, unsigned long event_mask, - mei_cldev_event_cb_t read_cb, void *context); + mei_cldev_event_cb_t read_cb); #define MEI_CL_EVENT_RX 0 #define MEI_CL_EVENT_TX 1 -- 2.39.5