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authorVinod Koul <vinod.koul@intel.com>2016-03-15 12:09:26 +0100
committerMark Brown <broonie@kernel.org>2016-03-16 11:08:43 +0100
commit077411e5eb8872736fdc5f3e7277719160918dde (patch)
treef89a253ccac2e370741711285fff19032f2af250 /sound
parentASoC: Intel: Skylake: Freeup properly on skl_dsp_free (diff)
downloadlinux-077411e5eb8872736fdc5f3e7277719160918dde.tar.xz
linux-077411e5eb8872736fdc5f3e7277719160918dde.zip
ASoC: Intel: Skylake: Unmap the address last
In Skylake destructor we unmap the hardware address and then free links and streams. The stream free accesses hardware to write to registers and predictably causes oops. So change the order and unmap last in destructor. Signed-off-by: Jeeja KP <jeeja.kp@intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/intel/skylake/skl.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index 292d51db9a22..6e916c3c3a4b 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -316,12 +316,13 @@ static int skl_free(struct hdac_ext_bus *ebus)
if (bus->irq >= 0)
free_irq(bus->irq, (void *)bus);
- if (bus->remap_addr)
- iounmap(bus->remap_addr);
-
snd_hdac_bus_free_stream_pages(bus);
snd_hdac_stream_free_all(ebus);
snd_hdac_link_free_all(ebus);
+
+ if (bus->remap_addr)
+ iounmap(bus->remap_addr);
+
pci_release_regions(skl->pci);
pci_disable_device(skl->pci);