Message ID | 1234831454.359466.897667422107.2.gpush@pingu |
---|---|
State | Accepted |
Headers | show |
On Tuesday 17 February 2009, Jeremy Kerr wrote: > Currently, we may setup the MFC for isolated mode initilaisation with > the purge still active. This means that DMAs required to perform the > init do not happen. > > This change clears the purge status after doing the purge, so that > the isolated init can proceed. > > Signed-off-by: Jeremy Kerr <jk@ozlabs.org> > Acked-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/powerpc/platforms/cell/spufs/run.c b/arch/powerpc/platforms/cell/spufs/run.c index c58bd36..4ddf769 100644 --- a/arch/powerpc/platforms/cell/spufs/run.c +++ b/arch/powerpc/platforms/cell/spufs/run.c @@ -117,6 +117,9 @@ static int spu_setup_isolated(struct spu_context *ctx) cond_resched(); } + /* clear purge status */ + out_be64(mfc_cntl, 0); + /* put the SPE in kernel mode to allow access to the loader */ sr1 = spu_mfc_sr1_get(ctx->spu); sr1 &= ~MFC_STATE1_PROBLEM_STATE_MASK;
Currently, we may setup the MFC for isolated mode initilaisation with the purge still active. This means that DMAs required to perform the init do not happen. This change clears the purge status after doing the purge, so that the isolated init can proceed. Signed-off-by: Jeremy Kerr <jk@ozlabs.org> --- arch/powerpc/platforms/cell/spufs/run.c | 3 +++ 1 file changed, 3 insertions(+)