From: Shobhit Kumar <shobhit.kumar@intel.com> To: intel-gfx <intel-gfx@lists.freedesktop.org>, linux-kernel <linux-kernel@vger.kernel.org>, linux-gpio <linux-gpio@vger.kernel.org>, linux-pwm <linux-pwm@vger.kernel.org>, dri-devel <dri-devel@lists.freedesktop.org> Cc: Linus Walleij <linus.walleij@linaro.org>, Alexandre Courbot <gnurou@gmail.com>, Daniel Vetter <daniel.vetter@intel.com>, David Airlie <airlied@linux.ie>, Samuel Ortiz <sameo@linux.intel.com>, Thierry Reding <thierry.reding@gmail.com>, Jani Nikula <jani.nikula@intel.com>, Lee Jones <lee.jones@linaro.org>, Povilas Staniulis <wdmonster@gmail.com>, Chih-Wei Huang <cwhuang@android-x86.org>, Shobhit Kumar <shobhit.kumar@intel.com> Subject: [PATCH 2/8] pwm: core: Add support to remove registered consumer lookup tables Date: Tue, 5 May 2015 15:04:18 +0530 [thread overview] Message-ID: <1430818458-26922-1-git-send-email-shobhit.kumar@intel.com> (raw) In-Reply-To: <1430316005-16480-3-git-send-email-shobhit.kumar@intel.com> In case some drivers are unloading, they can remove lookup tables which they would have registered during their load time to avoid redundant entries if loaded again v2: Ccing maintainers v3: Correct the subject line (Lee jones) CC: Samuel Ortiz <sameo@linux.intel.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Alexandre Courbot <gnurou@gmail.com> Cc: Thierry Reding <thierry.reding@gmail.com> Signed-off-by: Shobhit Kumar <shobhit.kumar@intel.com> --- drivers/pwm/core.c | 17 +++++++++++++++++ include/linux/pwm.h | 5 +++++ 2 files changed, 22 insertions(+) diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index ba34c7d..d2fe7c8d 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -586,6 +586,23 @@ void pwm_add_table(struct pwm_lookup *table, size_t num) } /** + * pwm_remove_table() - un-register PWM device consumers + * @table: array of consumers to un-register + * @num: number of consumers in table + */ +void pwm_remove_table(struct pwm_lookup *table, size_t num) +{ + mutex_lock(&pwm_lookup_lock); + + while (num--) { + list_del(&table->list); + table++; + } + + mutex_unlock(&pwm_lookup_lock); +} + +/** * pwm_get() - look up and request a PWM device * @dev: device for PWM consumer * @con_id: consumer name diff --git a/include/linux/pwm.h b/include/linux/pwm.h index e90628c..cfe2d8d 100644 --- a/include/linux/pwm.h +++ b/include/linux/pwm.h @@ -290,10 +290,15 @@ struct pwm_lookup { #if IS_ENABLED(CONFIG_PWM) void pwm_add_table(struct pwm_lookup *table, size_t num); +void pwm_remove_table(struct pwm_lookup *table, size_t num); #else static inline void pwm_add_table(struct pwm_lookup *table, size_t num) { } + +static inline void pwm_remove_table(struct pwm_lookup *table, size_t num) +{ +} #endif #ifdef CONFIG_PWM_SYSFS -- 2.1.0
WARNING: multiple messages have this Message-ID (diff)
From: Shobhit Kumar <shobhit.kumar@intel.com> To: intel-gfx <intel-gfx@lists.freedesktop.org>, linux-kernel <linux-kernel@vger.kernel.org>, linux-gpio <linux-gpio@vger.kernel.org>, linux-pwm <linux-pwm@vger.kernel.org>, dri-devel <dri-devel@lists.freedesktop.org> Cc: Alexandre Courbot <gnurou@gmail.com>, Samuel Ortiz <sameo@linux.intel.com>, Povilas Staniulis <wdmonster@gmail.com>, David Airlie <airlied@linux.ie>, Shobhit Kumar <shobhit.kumar@intel.com>, Linus Walleij <linus.walleij@linaro.org>, Jani Nikula <jani.nikula@intel.com>, Chih-Wei Huang <cwhuang@android-x86.org>, Thierry Reding <thierry.reding@gmail.com>, Daniel Vetter <daniel.vetter@intel.com>, Lee Jones <lee.jones@linaro.org> Subject: [PATCH 2/8] pwm: core: Add support to remove registered consumer lookup tables Date: Tue, 5 May 2015 15:04:18 +0530 [thread overview] Message-ID: <1430818458-26922-1-git-send-email-shobhit.kumar@intel.com> (raw) In-Reply-To: <1430316005-16480-3-git-send-email-shobhit.kumar@intel.com> In case some drivers are unloading, they can remove lookup tables which they would have registered during their load time to avoid redundant entries if loaded again v2: Ccing maintainers v3: Correct the subject line (Lee jones) CC: Samuel Ortiz <sameo@linux.intel.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Alexandre Courbot <gnurou@gmail.com> Cc: Thierry Reding <thierry.reding@gmail.com> Signed-off-by: Shobhit Kumar <shobhit.kumar@intel.com> --- drivers/pwm/core.c | 17 +++++++++++++++++ include/linux/pwm.h | 5 +++++ 2 files changed, 22 insertions(+) diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index ba34c7d..d2fe7c8d 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -586,6 +586,23 @@ void pwm_add_table(struct pwm_lookup *table, size_t num) } /** + * pwm_remove_table() - un-register PWM device consumers + * @table: array of consumers to un-register + * @num: number of consumers in table + */ +void pwm_remove_table(struct pwm_lookup *table, size_t num) +{ + mutex_lock(&pwm_lookup_lock); + + while (num--) { + list_del(&table->list); + table++; + } + + mutex_unlock(&pwm_lookup_lock); +} + +/** * pwm_get() - look up and request a PWM device * @dev: device for PWM consumer * @con_id: consumer name diff --git a/include/linux/pwm.h b/include/linux/pwm.h index e90628c..cfe2d8d 100644 --- a/include/linux/pwm.h +++ b/include/linux/pwm.h @@ -290,10 +290,15 @@ struct pwm_lookup { #if IS_ENABLED(CONFIG_PWM) void pwm_add_table(struct pwm_lookup *table, size_t num); +void pwm_remove_table(struct pwm_lookup *table, size_t num); #else static inline void pwm_add_table(struct pwm_lookup *table, size_t num) { } + +static inline void pwm_remove_table(struct pwm_lookup *table, size_t num) +{ +} #endif #ifdef CONFIG_PWM_SYSFS -- 2.1.0 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2015-05-05 9:34 UTC|newest] Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-04-29 13:59 [PATCH 0/8] Crystalcove (CRC) PMIC based panel and pwm control Shobhit Kumar 2015-04-29 13:59 ` Shobhit Kumar 2015-04-29 13:59 ` [PATCH 1/8] drivers/gpio/gpiolib: Add support for removing registered consumer lookup table Shobhit Kumar 2015-05-05 9:32 ` [PATCH 1/8] gpiolib: " Shobhit Kumar 2015-05-05 9:32 ` Shobhit Kumar 2015-05-05 10:45 ` Lee Jones 2015-05-05 10:45 ` Lee Jones 2015-05-05 15:44 ` [Intel-gfx] " Daniel Vetter 2015-05-05 15:44 ` Daniel Vetter 2015-05-07 7:25 ` Lee Jones 2015-05-07 7:25 ` Lee Jones 2015-05-06 14:49 ` [PATCH 1/8] drivers/gpio/gpiolib: " Linus Walleij 2015-05-06 14:49 ` Linus Walleij 2015-05-06 15:09 ` [Intel-gfx] " Daniel Vetter 2015-05-06 15:09 ` Daniel Vetter 2015-05-12 8:52 ` [Intel-gfx] " Linus Walleij 2015-05-12 8:52 ` Linus Walleij 2015-04-29 13:59 ` [PATCH 2/8] drivers/pwm/core: Add support to remove registered consumer lookup tables Shobhit Kumar 2015-05-05 9:34 ` Shobhit Kumar [this message] 2015-05-05 9:34 ` [PATCH 2/8] pwm: core: " Shobhit Kumar 2015-05-06 12:21 ` Thierry Reding 2015-05-06 12:21 ` Thierry Reding 2015-04-29 14:00 ` [PATCH 3/8] drivers/mfd: Add lookup table for Panel Control as GPIO signal Shobhit Kumar 2015-04-29 14:27 ` Lee Jones 2015-04-30 7:17 ` Shobhit Kumar 2015-04-29 14:29 ` Lee Jones 2015-04-29 14:29 ` Lee Jones 2015-05-05 9:36 ` [PATCH 3/8] mfd: intel_soc_pmic_core: " Shobhit Kumar 2015-05-12 9:14 ` Linus Walleij 2015-05-12 9:14 ` Linus Walleij 2015-05-06 14:51 ` [PATCH 3/8] drivers/mfd: " Linus Walleij 2015-05-06 14:51 ` Linus Walleij 2015-04-29 14:00 ` [PATCH 4/8] drivers/mfd: Add PWM cell device for Crystalcove PMIC Shobhit Kumar 2015-04-29 14:00 ` Shobhit Kumar 2015-04-29 14:25 ` Lee Jones 2015-04-29 14:25 ` Lee Jones 2015-05-05 9:36 ` [PATCH 4/8] mfd: intel_soc_pmic_crc: " Shobhit Kumar 2015-04-29 14:00 ` [PATCH 5/8] drivers/mfd: ADD PWM lookup table for CRC PMIC based PWM Shobhit Kumar 2015-04-29 14:00 ` Shobhit Kumar 2015-04-29 14:24 ` Lee Jones 2015-05-05 9:48 ` Shobhit Kumar 2015-05-05 10:42 ` Lee Jones 2015-05-05 10:42 ` Lee Jones 2015-05-05 9:38 ` [PATCH 5/8] mfd: intel_soc_pmic_core: " Shobhit Kumar 2015-05-05 9:38 ` Shobhit Kumar 2015-04-29 14:00 ` [PATCH 6/8] drivers/pwm: Add Crystalcove (CRC) PWM driver Shobhit Kumar 2015-04-29 14:00 ` Shobhit Kumar 2015-04-30 21:12 ` Paul Bolle 2015-06-18 17:54 ` [Intel-gfx] " Shobhit Kumar 2015-06-18 18:41 ` Paul Bolle 2015-06-19 6:46 ` Shobhit Kumar 2015-06-19 6:46 ` Shobhit Kumar 2015-06-20 11:23 ` [Intel-gfx] " Paul Bolle 2015-06-20 11:23 ` Paul Bolle 2015-06-20 18:04 ` Paul Gortmaker 2015-06-20 18:04 ` Paul Gortmaker 2015-06-22 7:55 ` Shobhit Kumar 2015-06-22 7:55 ` Shobhit Kumar 2015-05-05 9:38 ` [PATCH 6/8] pwm: crc: " Shobhit Kumar 2015-05-05 9:38 ` Shobhit Kumar 2015-05-06 7:40 ` Paul Bolle 2015-05-06 7:40 ` Paul Bolle 2015-05-07 7:13 ` [Intel-gfx] " Shobhit Kumar 2015-05-06 12:14 ` Thierry Reding 2015-05-07 7:19 ` [Intel-gfx] " Shobhit Kumar 2015-05-20 15:09 ` Shobhit Kumar 2015-06-17 2:43 ` Shobhit Kumar 2015-04-29 14:00 ` [PATCH 7/8] drm/i915: Use the CRC gpio for panel enable/disable Shobhit Kumar 2015-04-29 14:00 ` Shobhit Kumar 2015-05-06 13:11 ` Jani Nikula 2015-05-06 13:11 ` Jani Nikula 2015-05-06 14:08 ` [Intel-gfx] " Daniel Vetter 2015-05-06 14:08 ` Daniel Vetter 2015-05-12 11:10 ` Linus Walleij 2015-04-29 14:00 ` [PATCH 8/8] drm/i915: Backlight control using CRC PMIC based PWM driver Shobhit Kumar 2015-04-29 14:00 ` Shobhit Kumar 2015-05-01 2:03 ` shuang.he 2015-05-06 13:39 ` Jani Nikula 2015-05-06 13:39 ` Jani Nikula
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