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fpga: zynqpl: Clean partial bitstream handling

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Do not do partial bitstream detection based on bitstream
size and use bitstream_type argument which is passed
from the fpga core.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2014-05-02 14:15:27 +02:00
parent 67193864bc
commit 5b815c9c61
1 changed files with 6 additions and 12 deletions
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18
drivers/fpga/zynqpl.c
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@ -194,7 +194,7 @@ static int zynq_dma_transfer(u32 srcbuf, u32 srclen, u32 dstbuf, u32 dstlen)
return FPGA_SUCCESS;
}
static int zynq_dma_xfer_init(u32 partialbit)
static int zynq_dma_xfer_init(bitstream_type bstype)
{
u32 status, control, isr_status;
unsigned long ts;
@ -202,7 +202,7 @@ static int zynq_dma_xfer_init(u32 partialbit)
/* Clear loopback bit */
clrbits_le32(&devcfg_base->mctrl, DEVCFG_MCTRL_PCAP_LPBK);
if (!partialbit) {
if (bstype != BIT_PARTIAL) {
zynq_slcr_devcfg_disable();
/* Setting PCFG_PROG_B signal to high */
@ -322,16 +322,11 @@ static u32 *zynq_align_dma_buffer(u32 *buf, u32 len, u32 swap)
static int zynq_validate_bitstream(xilinx_desc *desc, const void *buf,
size_t bsize, u32 blocksize, u32 *swap,
u32 *partialbit)
bitstream_type *bstype)
{
u32 *buf_start;
u32 diff;
/* Detect if we are going working with partial or full bitstream */
if (bsize != desc->size) {
printf("%s: Working with partial bitstream\n", __func__);
*partialbit = 1;
}
buf_start = check_data((u8 *)buf, blocksize, swap);
if (!buf_start)
@ -351,7 +346,7 @@ static int zynq_validate_bitstream(xilinx_desc *desc, const void *buf,
return FPGA_FAIL;
}
if (zynq_dma_xfer_init(*partialbit))
if (zynq_dma_xfer_init(*bstype))
return FPGA_FAIL;
return 0;
@ -361,7 +356,6 @@ static int zynq_load(xilinx_desc *desc, const void *buf, size_t bsize,
bitstream_type bstype)
{
unsigned long ts; /* Timestamp */
u32 partialbit = 0;
u32 isr_status, swap;
/*
@ -369,7 +363,7 @@ static int zynq_load(xilinx_desc *desc, const void *buf, size_t bsize,
* in chunks
*/
if (zynq_validate_bitstream(desc, buf, bsize, bsize, &swap,
&partialbit))
&bstype))
return FPGA_FAIL;
buf = zynq_align_dma_buffer((u32 *)buf, bsize, swap);
@ -398,7 +392,7 @@ static int zynq_load(xilinx_desc *desc, const void *buf, size_t bsize,
debug("%s: FPGA config done\n", __func__);
if (!partialbit)
if (bstype != BIT_PARTIAL)
zynq_slcr_devcfg_enable();
return FPGA_SUCCESS;