diff options
| author | Luis R. Rodriguez <mcgrof@suse.com> | 2015-08-24 12:13:31 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-08-25 09:59:46 +0200 |
| commit | 39c33704420b147fb7e193a9f406cc8420a1d610 (patch) | |
| tree | 23e0fdb4897c7b5c8d6435520b3d1771dccb0767 /drivers/dma/iop-adma.c | |
| parent | 81bdef04d3bc76fc516ca613fa96061ff27bced9 (diff) | |
| download | linux-39c33704420b147fb7e193a9f406cc8420a1d610.tar.gz linux-39c33704420b147fb7e193a9f406cc8420a1d610.tar.bz2 linux-39c33704420b147fb7e193a9f406cc8420a1d610.zip | |
drivers/dma/iop-adma: Use dma_alloc_writecombine() kernel-style
dma_alloc_writecombine()'s call and return value check is
tangled in all in one call. Untangle both calls according to
kernel coding style.
Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: airlied@linux.ie
Cc: benh@kernel.crashing.org
Cc: bhelgaas@google.com
Cc: daniel.vetter@ffwll.ch
Cc: dmaengine@vger.kernel.org
Cc: konrad.wilk@oracle.com
Cc: luto@amacapital.net
Cc: mst@redhat.com
Cc: tomi.valkeinen@ti.com
Cc: toshi.kani@hp.com
Cc: xen-devel@lists.xensource.com
Link: http://lkml.kernel.org/r/1440443613-13696-10-git-send-email-mcgrof@do-not-panic.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/dma/iop-adma.c')
| -rw-r--r-- | drivers/dma/iop-adma.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c index 998826854fdd..e4f43125e0fb 100644 --- a/drivers/dma/iop-adma.c +++ b/drivers/dma/iop-adma.c @@ -1300,10 +1300,11 @@ static int iop_adma_probe(struct platform_device *pdev) * note: writecombine gives slightly better performance, but * requires that we explicitly flush the writes */ - if ((adev->dma_desc_pool_virt = dma_alloc_writecombine(&pdev->dev, - plat_data->pool_size, - &adev->dma_desc_pool, - GFP_KERNEL)) == NULL) { + adev->dma_desc_pool_virt = dma_alloc_writecombine(&pdev->dev, + plat_data->pool_size, + &adev->dma_desc_pool, + GFP_KERNEL); + if (!adev->dma_desc_pool_virt) { ret = -ENOMEM; goto err_free_adev; } |