The patch titled
Synaptics touchscreen for HTC Dream: check that smbus is available
has been added to the -mm tree. Its filename is
synaptics-touchscreen-for-htc-dream-check-that-smbus-is-available.patch
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------------------------------------------------------
Subject: Synaptics touchscreen for HTC Dream: check that smbus is available
From: Pavel Machek <pavel@xxxxxx>
Check that SMBUS APIs are available in touchscreen driver.
Signed-off-by: Pavel Machek <pavel@xxxxxx>
Cc: Trilok Soni <soni.trilok@xxxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Cc: <arve@xxxxxxxxxxx>
Cc: Brian Swetland <swetland@xxxxxxxxxx>
Cc: Dmitry Torokhov <dtor@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/staging/dream/synaptics_i2c_rmi.c | 6 ++++++
1 file changed, 6 insertions(+)
diff -puN drivers/staging/dream/synaptics_i2c_rmi.c~synaptics-touchscreen-for-htc-dream-check-that-smbus-is-available drivers/staging/dream/synaptics_i2c_rmi.c
--- a/drivers/staging/dream/synaptics_i2c_rmi.c~synaptics-touchscreen-for-htc-dream-check-that-smbus-is-available
+++ a/drivers/staging/dream/synaptics_i2c_rmi.c
@@ -373,6 +373,12 @@ static int __devinit synaptics_ts_probe(
goto err_check_functionality_failed;
}
+ if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WORD_DATA)) {
+ pr_err("synaptics_ts_probe: need I2C_FUNC_SMBUS_WORD_DATA\n");
+ ret = -ENODEV;
+ goto err_check_functionality_failed;
+ }
+
ts = kzalloc(sizeof(*ts), GFP_KERNEL);
if (ts == NULL) {
ret = -ENOMEM;
_
Patches currently in -mm which might be from pavel@xxxxxx are
linux-next.patch
spitz-fix-touchscreen-max-presure.patch
synaptics-touchscreen-for-htc-dream-check-that-smbus-is-available.patch
mmc-msm_sdccc-driver-for-htc-dream.patch
msm_sdccc-convert-printkkern_level-to-pr_level.patch
msm_sdccc-stylistic-cleaning.patch
msm_sdccc-move-overly-indented-code-to-separate-function.patch
lis3-fix-typo.patch
lis3-add-free-fall-wakeup-function-via-platform_data.patch
lis3-add-power-management-functions.patch
lis3-add-power-management-functions-fix.patch
lis3_spi-code-cleanups.patch
framebuffer-support-for-htc-dream.patch
framebuffer-support-for-htc-dream-checkpatch-fixes.patch
time-add-function-to-convert-between-calendar-time-and-broken-down-time-for-universal-use.patch
fatfs-use-common-time_to_tm-in-fat_time_unix2fat.patch
fdpic-ignore-the-loaders-pt_gnu_stack-when-calculating-the-stack-size.patch
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