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path: root/drivers/dma/ipu/ipu_idmac.c
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Diffstat (limited to 'drivers/dma/ipu/ipu_idmac.c')
-rw-r--r--drivers/dma/ipu/ipu_idmac.c29
1 files changed, 3 insertions, 26 deletions
diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c
index 0e5ef33f90a..6212b16e8cf 100644
--- a/drivers/dma/ipu/ipu_idmac.c
+++ b/drivers/dma/ipu/ipu_idmac.c
@@ -312,7 +312,7 @@ static void ipu_ch_param_set_size(union chan_param_mem *params,
case IPU_PIX_FMT_RGB565:
params->ip.bpp = 2;
params->ip.pfs = 4;
- params->ip.npb = 7;
+ params->ip.npb = 15;
params->ip.sat = 2; /* SAT = 32-bit access */
params->ip.ofs0 = 0; /* Red bit offset */
params->ip.ofs1 = 5; /* Green bit offset */
@@ -422,12 +422,6 @@ static void ipu_ch_param_set_size(union chan_param_mem *params,
params->pp.nsb = 1;
}
-static void ipu_ch_param_set_burst_size(union chan_param_mem *params,
- uint16_t burst_pixels)
-{
- params->pp.npb = burst_pixels - 1;
-}
-
static void ipu_ch_param_set_buffer(union chan_param_mem *params,
dma_addr_t buf0, dma_addr_t buf1)
{
@@ -690,23 +684,6 @@ static int ipu_init_channel_buffer(struct idmac_channel *ichan,
ipu_ch_param_set_size(&params, pixel_fmt, width, height, stride_bytes);
ipu_ch_param_set_buffer(&params, phyaddr_0, phyaddr_1);
ipu_ch_param_set_rotation(&params, rot_mode);
- /* Some channels (rotation) have restriction on burst length */
- switch (channel) {
- case IDMAC_IC_7: /* Hangs with burst 8, 16, other values
- invalid - Table 44-30 */
-/*
- ipu_ch_param_set_burst_size(&params, 8);
- */
- break;
- case IDMAC_SDC_0:
- case IDMAC_SDC_1:
- /* In original code only IPU_PIX_FMT_RGB565 was setting burst */
- ipu_ch_param_set_burst_size(&params, 16);
- break;
- case IDMAC_IC_0:
- default:
- break;
- }
spin_lock_irqsave(&ipu->lock, flags);
@@ -1364,7 +1341,7 @@ static void ipu_gc_tasklet(unsigned long arg)
/* Allocate and initialise a transfer descriptor. */
static struct dma_async_tx_descriptor *idmac_prep_slave_sg(struct dma_chan *chan,
struct scatterlist *sgl, unsigned int sg_len,
- enum dma_data_direction direction, unsigned long tx_flags)
+ enum dma_transfer_direction direction, unsigned long tx_flags)
{
struct idmac_channel *ichan = to_idmac_chan(chan);
struct idmac_tx_desc *desc = NULL;
@@ -1376,7 +1353,7 @@ static struct dma_async_tx_descriptor *idmac_prep_slave_sg(struct dma_chan *chan
chan->chan_id != IDMAC_IC_7)
return NULL;
- if (direction != DMA_FROM_DEVICE && direction != DMA_TO_DEVICE) {
+ if (direction != DMA_DEV_TO_MEM && direction != DMA_MEM_TO_DEV) {
dev_err(chan->device->dev, "Invalid DMA direction %d!\n", direction);
return NULL;
}