diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/platforms/cell/spufs/switch.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/switch.c b/arch/powerpc/platforms/cell/spufs/switch.c index 4210ec2cb4c..85bea06e798 100644 --- a/arch/powerpc/platforms/cell/spufs/switch.c +++ b/arch/powerpc/platforms/cell/spufs/switch.c @@ -622,12 +622,17 @@ static inline void save_ppuint_mb(struct spu_state *csa, struct spu *spu) static inline void save_ch_part1(struct spu_state *csa, struct spu *spu) { struct spu_priv2 __iomem *priv2 = spu->priv2; - u64 idx, ch_indices[7] = { 0UL, 1UL, 3UL, 4UL, 24UL, 25UL, 27UL }; + u64 idx, ch_indices[7] = { 0UL, 3UL, 4UL, 24UL, 25UL, 27UL }; int i; /* Save, Step 42: - * Save the following CH: [0,1,3,4,24,25,27] */ + + /* Save CH 1, without channel count */ + out_be64(&priv2->spu_chnlcntptr_RW, 1); + csa->spu_chnldata_RW[1] = in_be64(&priv2->spu_chnldata_RW); + + /* Save the following CH: [0,3,4,24,25,27] */ for (i = 0; i < 7; i++) { idx = ch_indices[i]; out_be64(&priv2->spu_chnlcntptr_RW, idx); @@ -1105,13 +1110,18 @@ static inline void clear_spu_status(struct spu_state *csa, struct spu *spu) static inline void reset_ch_part1(struct spu_state *csa, struct spu *spu) { struct spu_priv2 __iomem *priv2 = spu->priv2; - u64 ch_indices[7] = { 0UL, 1UL, 3UL, 4UL, 24UL, 25UL, 27UL }; + u64 ch_indices[7] = { 0UL, 3UL, 4UL, 24UL, 25UL, 27UL }; u64 idx; int i; /* Restore, Step 20: - * Reset the following CH: [0,1,3,4,24,25,27] */ + + /* Reset CH 1 */ + out_be64(&priv2->spu_chnlcntptr_RW, 1); + out_be64(&priv2->spu_chnldata_RW, 0UL); + + /* Reset the following CH: [0,3,4,24,25,27] */ for (i = 0; i < 7; i++) { idx = ch_indices[i]; out_be64(&priv2->spu_chnlcntptr_RW, idx); @@ -1572,12 +1582,17 @@ static inline void restore_decr_wrapped(struct spu_state *csa, struct spu *spu) static inline void restore_ch_part1(struct spu_state *csa, struct spu *spu) { struct spu_priv2 __iomem *priv2 = spu->priv2; - u64 idx, ch_indices[7] = { 0UL, 1UL, 3UL, 4UL, 24UL, 25UL, 27UL }; + u64 idx, ch_indices[7] = { 0UL, 3UL, 4UL, 24UL, 25UL, 27UL }; int i; /* Restore, Step 59: - * Restore the following CH: [0,1,3,4,24,25,27] */ + + /* Restore CH 1 without count */ + out_be64(&priv2->spu_chnlcntptr_RW, 1); + out_be64(&priv2->spu_chnldata_RW, csa->spu_chnldata_RW[1]); + + /* Restore the following CH: [0,3,4,24,25,27] */ for (i = 0; i < 7; i++) { idx = ch_indices[i]; out_be64(&priv2->spu_chnlcntptr_RW, idx); |