From: Hans de Goede <hdegoede@redhat.com>
To: "Daniel Vetter" <daniel.vetter@intel.com>,
"Jani Nikula" <jani.nikula@linux.intel.com>,
"Ville Syrjälä" <ville.syrjala@linux.intel.com>,
"Jarkko Nikula" <jarkko.nikula@linux.intel.com>,
"Wolfram Sang" <wsa@the-dreams.de>, "Len Brown" <lenb@kernel.org>,
"Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
"Thomas Gleixner" <tglx@linutronix.de>,
"H . Peter Anvin" <hpa@zytor.com>
Cc: Takashi Iwai <tiwai@suse.de>,
"russianneuromancer @ ya . ru" <russianneuromancer@ya.ru>,
intel-gfx <intel-gfx@lists.freedesktop.org>,
dri-devel@lists.freedesktop.org,
Hans de Goede <hdegoede@redhat.com>,
linux-i2c@vger.kernel.org,
Mika Westerberg <mika.westerberg@linux.intel.com>
Subject: [PATCH v2 04/13] i2c: designware-baytrail: Pass dw_i2c_dev into helper functions
Date: Mon, 23 Jan 2017 22:09:49 +0100 [thread overview]
Message-ID: <20170123210958.18410-5-hdegoede@redhat.com> (raw)
In-Reply-To: <20170123210958.18410-1-hdegoede@redhat.com>
Pass dw_i2c_dev into the helper functions, this is a preparation patch
for the punit semaphore fixes done in the other patches in this set.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Tested-by: Takashi Iwai <tiwai@suse.de>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Acked-by: Wolfram Sang <wsa@the-dreams.de>
---
drivers/i2c/busses/i2c-designware-baytrail.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/i2c/busses/i2c-designware-baytrail.c b/drivers/i2c/busses/i2c-designware-baytrail.c
index 1590ad0..a3f581c 100644
--- a/drivers/i2c/busses/i2c-designware-baytrail.c
+++ b/drivers/i2c/busses/i2c-designware-baytrail.c
@@ -28,14 +28,14 @@
static unsigned long acquired;
-static int get_sem(struct device *dev, u32 *sem)
+static int get_sem(struct dw_i2c_dev *dev, u32 *sem)
{
u32 data;
int ret;
ret = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, PUNIT_SEMAPHORE, &data);
if (ret) {
- dev_err(dev, "iosf failed to read punit semaphore\n");
+ dev_err(dev->dev, "iosf failed to read punit semaphore\n");
return ret;
}
@@ -44,18 +44,18 @@ static int get_sem(struct device *dev, u32 *sem)
return 0;
}
-static void reset_semaphore(struct device *dev)
+static void reset_semaphore(struct dw_i2c_dev *dev)
{
u32 data;
if (iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, PUNIT_SEMAPHORE, &data)) {
- dev_err(dev, "iosf failed to reset punit semaphore during read\n");
+ dev_err(dev->dev, "iosf failed to reset punit semaphore during read\n");
return;
}
data &= ~PUNIT_SEMAPHORE_BIT;
if (iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE, PUNIT_SEMAPHORE, data))
- dev_err(dev, "iosf failed to reset punit semaphore during write\n");
+ dev_err(dev->dev, "iosf failed to reset punit semaphore during write\n");
}
static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
@@ -83,7 +83,7 @@ static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
start = jiffies;
end = start + msecs_to_jiffies(SEMAPHORE_TIMEOUT);
do {
- ret = get_sem(dev->dev, &sem);
+ ret = get_sem(dev, &sem);
if (!ret && sem) {
acquired = jiffies;
dev_dbg(dev->dev, "punit semaphore acquired after %ums\n",
@@ -95,7 +95,7 @@ static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
} while (time_before(jiffies, end));
dev_err(dev->dev, "punit semaphore timed out, resetting\n");
- reset_semaphore(dev->dev);
+ reset_semaphore(dev);
ret = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, PUNIT_SEMAPHORE, &sem);
if (ret)
@@ -116,7 +116,7 @@ static void baytrail_i2c_release(struct dw_i2c_dev *dev)
if (!dev->acquire_lock)
return;
- reset_semaphore(dev->dev);
+ reset_semaphore(dev);
dev_dbg(dev->dev, "punit semaphore held for %ums\n",
jiffies_to_msecs(jiffies - acquired));
}
--
2.9.3
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next prev parent reply other threads:[~2017-01-23 21:09 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-23 21:09 [PATCH v2 00/13] coordinate cht i2c-pmic and i915-punit accesses Hans de Goede
2017-01-23 21:09 ` [PATCH v2 01/13] x86/platform/intel/iosf_mbi: Add a mutex for P-Unit access Hans de Goede
2017-01-23 21:09 ` [PATCH v2 02/13] x86/platform/intel/iosf_mbi: Add a PMIC bus access notifier Hans de Goede
2017-01-23 21:09 ` [PATCH v2 03/13] i2c: designware: Rename accessor_flags to flags Hans de Goede
2017-01-23 21:09 ` Hans de Goede [this message]
2017-01-23 21:09 ` [PATCH v2 05/13] i2c: designware-baytrail: Only check iosf_mbi_available() for shared hosts Hans de Goede
2017-01-23 21:09 ` [PATCH v2 06/13] i2c: designware-baytrail: Disallow the CPU to enter C6 or C7 while holding the punit semaphore Hans de Goede
2017-01-24 9:51 ` Andy Shevchenko
2017-01-24 16:48 ` Hans de Goede
2017-01-23 21:09 ` [PATCH v2 07/13] i2c: designware-baytrail: Fix race when resetting the semaphore Hans de Goede
2017-01-23 21:09 ` [PATCH v2 08/13] i2c: designware-baytrail: Add support for cherrytrail Hans de Goede
2017-01-23 21:09 ` [PATCH v2 09/13] i2c: designware-baytrail: Acquire P-Unit access on bus acquire Hans de Goede
2017-01-27 11:29 ` Jarkko Nikula
2017-01-23 21:09 ` [PATCH v2 10/13] i2c: designware-baytrail: Call pmic_bus_access_notifier_chain Hans de Goede
2017-01-27 11:35 ` Jarkko Nikula
2017-01-23 21:09 ` [PATCH v2 11/13] drm/i915: Add intel_uncore_suspend / resume functions Hans de Goede
2017-01-27 13:45 ` Ville Syrjälä
2017-01-28 16:05 ` Hans de Goede
2017-01-23 21:09 ` [PATCH v2 12/13] drm/i915: Listen for PMIC bus access notifications Hans de Goede
2017-01-27 13:52 ` Ville Syrjälä
2017-01-28 17:39 ` Hans de Goede
2017-01-23 21:09 ` [PATCH v2 13/13] drm/i915: Acquire P-Unit access when modifying P-Unit settings Hans de Goede
2017-01-27 13:51 ` Ville Syrjälä
2017-01-28 16:25 ` Hans de Goede
2017-01-28 17:18 ` Hans de Goede
2017-01-30 13:10 ` Ville Syrjälä
2017-01-30 15:02 ` Hans de Goede
2017-01-30 15:11 ` Ville Syrjälä
2017-01-30 15:27 ` Hans de Goede
2017-01-30 15:38 ` Ville Syrjälä
2017-01-30 16:33 ` Hans de Goede
2017-02-10 10:19 ` Hans de Goede
2017-01-25 20:18 ` [PATCH v2 00/13] coordinate cht i2c-pmic and i915-punit accesses Wolfram Sang
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