diff options
| author | Alex Elder <elder@linaro.org> | 2014-04-21 23:53:02 +0200 |
|---|---|---|
| committer | Matt Porter <mporter@linaro.org> | 2014-04-25 14:51:31 +0200 |
| commit | e80eef33f4596a247fdcf7d67d54d95d9dfaf7d3 (patch) | |
| tree | 063a27eae94039297c37348ff4ac5b49a9673700 /arch/arm/mach-bcm | |
| parent | ARM: bcm: clean up config and build targets (diff) | |
| download | linux-e80eef33f4596a247fdcf7d67d54d95d9dfaf7d3.tar.xz linux-e80eef33f4596a247fdcf7d67d54d95d9dfaf7d3.zip | |
ARM: bcm: use memory accessors for ioremapped area
The pointer used to pass parameters to an "smc" call is produced
through a call to ioremap(). As such, we should be using functions
like writel() to access it.
Signed-off-by: Alex Elder <elder@linaro.org>
Reviewed-by: Tim Kryger <tim.kryger@linaro.org>
Reviewed-by: Markus Mayer <markus.mayer@linaro.org>
Reviewed-by: Matt Porter <mporter@linaro.org>
Signed-off-by: Matt Porter <mporter@linaro.org>
Diffstat (limited to 'arch/arm/mach-bcm')
| -rw-r--r-- | arch/arm/mach-bcm/bcm_kona_smc.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm/mach-bcm/bcm_kona_smc.c b/arch/arm/mach-bcm/bcm_kona_smc.c index 5e31e918f325..d881c72ee878 100644 --- a/arch/arm/mach-bcm/bcm_kona_smc.c +++ b/arch/arm/mach-bcm/bcm_kona_smc.c @@ -79,11 +79,11 @@ static void __bcm_kona_smc(void *info) /* Check map in the bounce area */ BUG_ON(!bridge_data.initialized); - /* Copy one 32 bit word into the bounce area */ - args[0] = data->arg0; - args[1] = data->arg1; - args[2] = data->arg2; - args[3] = data->arg3; + /* Copy the four 32 bit argument values into the bounce area */ + writel_relaxed(data->arg0, args++); + writel_relaxed(data->arg1, args++); + writel_relaxed(data->arg2, args++); + writel(data->arg3, args); /* Flush caches for input data passed to Secure Monitor */ if (data->service_id != SSAPI_BRCM_START_VC_CORE) |