Commit 0d49fee9 authored by Vinod Koul's avatar Vinod Koul

Merge branch 'topic/dw' into for-linus

parents 28ca3e85 49dfebeb
...@@ -603,18 +603,11 @@ static void __init genclk_init_parent(struct clk *clk) ...@@ -603,18 +603,11 @@ static void __init genclk_init_parent(struct clk *clk)
clk->parent = parent; clk->parent = parent;
} }
static struct dw_dma_platform_data dw_dmac0_data = {
.nr_channels = 3,
.block_size = 4095U,
.nr_masters = 2,
.data_width = { 2, 2 },
};
static struct resource dw_dmac0_resource[] = { static struct resource dw_dmac0_resource[] = {
PBMEM(0xff200000), PBMEM(0xff200000),
IRQ(2), IRQ(2),
}; };
DEFINE_DEV_DATA(dw_dmac, 0); DEFINE_DEV(dw_dmac, 0);
DEV_CLK(hclk, dw_dmac0, hsb, 10); DEV_CLK(hclk, dw_dmac0, hsb, 10);
/* -------------------------------------------------------------------- /* --------------------------------------------------------------------
......
...@@ -163,7 +163,7 @@ static void dwc_initialize(struct dw_dma_chan *dwc) ...@@ -163,7 +163,7 @@ static void dwc_initialize(struct dw_dma_chan *dwc)
/*----------------------------------------------------------------------*/ /*----------------------------------------------------------------------*/
static inline unsigned int dwc_fast_fls(unsigned long long v) static inline unsigned int dwc_fast_ffs(unsigned long long v)
{ {
/* /*
* We can be a lot more clever here, but this should take care * We can be a lot more clever here, but this should take care
...@@ -712,7 +712,7 @@ dwc_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src, ...@@ -712,7 +712,7 @@ dwc_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
dw->data_width[dwc->dst_master]); dw->data_width[dwc->dst_master]);
src_width = dst_width = min_t(unsigned int, data_width, src_width = dst_width = min_t(unsigned int, data_width,
dwc_fast_fls(src | dest | len)); dwc_fast_ffs(src | dest | len));
ctllo = DWC_DEFAULT_CTLLO(chan) ctllo = DWC_DEFAULT_CTLLO(chan)
| DWC_CTLL_DST_WIDTH(dst_width) | DWC_CTLL_DST_WIDTH(dst_width)
...@@ -791,7 +791,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, ...@@ -791,7 +791,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
switch (direction) { switch (direction) {
case DMA_MEM_TO_DEV: case DMA_MEM_TO_DEV:
reg_width = __fls(sconfig->dst_addr_width); reg_width = __ffs(sconfig->dst_addr_width);
reg = sconfig->dst_addr; reg = sconfig->dst_addr;
ctllo = (DWC_DEFAULT_CTLLO(chan) ctllo = (DWC_DEFAULT_CTLLO(chan)
| DWC_CTLL_DST_WIDTH(reg_width) | DWC_CTLL_DST_WIDTH(reg_width)
...@@ -811,7 +811,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, ...@@ -811,7 +811,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
len = sg_dma_len(sg); len = sg_dma_len(sg);
mem_width = min_t(unsigned int, mem_width = min_t(unsigned int,
data_width, dwc_fast_fls(mem | len)); data_width, dwc_fast_ffs(mem | len));
slave_sg_todev_fill_desc: slave_sg_todev_fill_desc:
desc = dwc_desc_get(dwc); desc = dwc_desc_get(dwc);
...@@ -848,7 +848,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, ...@@ -848,7 +848,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
} }
break; break;
case DMA_DEV_TO_MEM: case DMA_DEV_TO_MEM:
reg_width = __fls(sconfig->src_addr_width); reg_width = __ffs(sconfig->src_addr_width);
reg = sconfig->src_addr; reg = sconfig->src_addr;
ctllo = (DWC_DEFAULT_CTLLO(chan) ctllo = (DWC_DEFAULT_CTLLO(chan)
| DWC_CTLL_SRC_WIDTH(reg_width) | DWC_CTLL_SRC_WIDTH(reg_width)
...@@ -868,7 +868,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, ...@@ -868,7 +868,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
len = sg_dma_len(sg); len = sg_dma_len(sg);
mem_width = min_t(unsigned int, mem_width = min_t(unsigned int,
data_width, dwc_fast_fls(mem | len)); data_width, dwc_fast_ffs(mem | len));
slave_sg_fromdev_fill_desc: slave_sg_fromdev_fill_desc:
desc = dwc_desc_get(dwc); desc = dwc_desc_get(dwc);
......
...@@ -15,12 +15,6 @@ ...@@ -15,12 +15,6 @@
#include "internal.h" #include "internal.h"
static struct dw_dma_platform_data dw_pci_pdata = {
.is_private = 1,
.chan_allocation_order = CHAN_ALLOCATION_ASCENDING,
.chan_priority = CHAN_PRIORITY_ASCENDING,
};
static int dw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid) static int dw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid)
{ {
struct dw_dma_chip *chip; struct dw_dma_chip *chip;
...@@ -101,19 +95,19 @@ static const struct dev_pm_ops dw_pci_dev_pm_ops = { ...@@ -101,19 +95,19 @@ static const struct dev_pm_ops dw_pci_dev_pm_ops = {
static const struct pci_device_id dw_pci_id_table[] = { static const struct pci_device_id dw_pci_id_table[] = {
/* Medfield */ /* Medfield */
{ PCI_VDEVICE(INTEL, 0x0827), (kernel_ulong_t)&dw_pci_pdata }, { PCI_VDEVICE(INTEL, 0x0827) },
{ PCI_VDEVICE(INTEL, 0x0830), (kernel_ulong_t)&dw_pci_pdata }, { PCI_VDEVICE(INTEL, 0x0830) },
/* BayTrail */ /* BayTrail */
{ PCI_VDEVICE(INTEL, 0x0f06), (kernel_ulong_t)&dw_pci_pdata }, { PCI_VDEVICE(INTEL, 0x0f06) },
{ PCI_VDEVICE(INTEL, 0x0f40), (kernel_ulong_t)&dw_pci_pdata }, { PCI_VDEVICE(INTEL, 0x0f40) },
/* Braswell */ /* Braswell */
{ PCI_VDEVICE(INTEL, 0x2286), (kernel_ulong_t)&dw_pci_pdata }, { PCI_VDEVICE(INTEL, 0x2286) },
{ PCI_VDEVICE(INTEL, 0x22c0), (kernel_ulong_t)&dw_pci_pdata }, { PCI_VDEVICE(INTEL, 0x22c0) },
/* Haswell */ /* Haswell */
{ PCI_VDEVICE(INTEL, 0x9c60), (kernel_ulong_t)&dw_pci_pdata }, { PCI_VDEVICE(INTEL, 0x9c60) },
{ } { }
}; };
MODULE_DEVICE_TABLE(pci, dw_pci_id_table); MODULE_DEVICE_TABLE(pci, dw_pci_id_table);
......
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