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path: root/drivers/dma/mpc512x_dma.c
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Diffstat (limited to 'drivers/dma/mpc512x_dma.c')
-rw-r--r--drivers/dma/mpc512x_dma.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/dma/mpc512x_dma.c b/drivers/dma/mpc512x_dma.c
index 881db2bcb48b..01bec4023de2 100644
--- a/drivers/dma/mpc512x_dma.c
+++ b/drivers/dma/mpc512x_dma.c
@@ -885,6 +885,7 @@ static int mpc_dma_probe(struct platform_device *op)
885 struct resource res; 885 struct resource res;
886 ulong regs_start, regs_size; 886 ulong regs_start, regs_size;
887 int retval, i; 887 int retval, i;
888 u8 chancnt;
888 889
889 mdma = devm_kzalloc(dev, sizeof(struct mpc_dma), GFP_KERNEL); 890 mdma = devm_kzalloc(dev, sizeof(struct mpc_dma), GFP_KERNEL);
890 if (!mdma) { 891 if (!mdma) {
@@ -956,10 +957,6 @@ static int mpc_dma_probe(struct platform_device *op)
956 957
957 dma = &mdma->dma; 958 dma = &mdma->dma;
958 dma->dev = dev; 959 dma->dev = dev;
959 if (mdma->is_mpc8308)
960 dma->chancnt = MPC8308_DMACHAN_MAX;
961 else
962 dma->chancnt = MPC512x_DMACHAN_MAX;
963 dma->device_alloc_chan_resources = mpc_dma_alloc_chan_resources; 960 dma->device_alloc_chan_resources = mpc_dma_alloc_chan_resources;
964 dma->device_free_chan_resources = mpc_dma_free_chan_resources; 961 dma->device_free_chan_resources = mpc_dma_free_chan_resources;
965 dma->device_issue_pending = mpc_dma_issue_pending; 962 dma->device_issue_pending = mpc_dma_issue_pending;
@@ -972,7 +969,12 @@ static int mpc_dma_probe(struct platform_device *op)
972 dma_cap_set(DMA_MEMCPY, dma->cap_mask); 969 dma_cap_set(DMA_MEMCPY, dma->cap_mask);
973 dma_cap_set(DMA_SLAVE, dma->cap_mask); 970 dma_cap_set(DMA_SLAVE, dma->cap_mask);
974 971
975 for (i = 0; i < dma->chancnt; i++) { 972 if (mdma->is_mpc8308)
973 chancnt = MPC8308_DMACHAN_MAX;
974 else
975 chancnt = MPC512x_DMACHAN_MAX;
976
977 for (i = 0; i < chancnt; i++) {
976 mchan = &mdma->channels[i]; 978 mchan = &mdma->channels[i];
977 979
978 mchan->chan.device = dma; 980 mchan->chan.device = dma;
@@ -1090,7 +1092,6 @@ static struct platform_driver mpc_dma_driver = {
1090 .remove = mpc_dma_remove, 1092 .remove = mpc_dma_remove,
1091 .driver = { 1093 .driver = {
1092 .name = DRV_NAME, 1094 .name = DRV_NAME,
1093 .owner = THIS_MODULE,
1094 .of_match_table = mpc_dma_match, 1095 .of_match_table = mpc_dma_match,
1095 }, 1096 },
1096}; 1097};