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path: root/drivers/usb/dwc3/core.c
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Diffstat (limited to 'drivers/usb/dwc3/core.c')
-rw-r--r--drivers/usb/dwc3/core.c215
1 files changed, 116 insertions, 99 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 93fd5fdf95cb..161a4d58b2ce 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -114,23 +114,23 @@ void dwc3_enable_susphy(struct dwc3 *dwc, bool enable)
int i;
for (i = 0; i < dwc->num_usb3_ports; i++) {
- reg = dwc3_readl(dwc->regs, DWC3_GUSB3PIPECTL(i));
+ reg = dwc3_readl(dwc, DWC3_GUSB3PIPECTL(i));
if (enable && !dwc->dis_u3_susphy_quirk)
reg |= DWC3_GUSB3PIPECTL_SUSPHY;
else
reg &= ~DWC3_GUSB3PIPECTL_SUSPHY;
- dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(i), reg);
+ dwc3_writel(dwc, DWC3_GUSB3PIPECTL(i), reg);
}
for (i = 0; i < dwc->num_usb2_ports; i++) {
- reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(i));
+ reg = dwc3_readl(dwc, DWC3_GUSB2PHYCFG(i));
if (enable && !dwc->dis_u2_susphy_quirk)
reg |= DWC3_GUSB2PHYCFG_SUSPHY;
else
reg &= ~DWC3_GUSB2PHYCFG_SUSPHY;
- dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(i), reg);
+ dwc3_writel(dwc, DWC3_GUSB2PHYCFG(i), reg);
}
}
EXPORT_SYMBOL_GPL(dwc3_enable_susphy);
@@ -140,7 +140,7 @@ void dwc3_set_prtcap(struct dwc3 *dwc, u32 mode, bool ignore_susphy)
unsigned int hw_mode;
u32 reg;
- reg = dwc3_readl(dwc->regs, DWC3_GCTL);
+ reg = dwc3_readl(dwc, DWC3_GCTL);
/*
* For DRD controllers, GUSB3PIPECTL.SUSPENDENABLE and
@@ -155,10 +155,10 @@ void dwc3_set_prtcap(struct dwc3 *dwc, u32 mode, bool ignore_susphy)
reg &= ~(DWC3_GCTL_PRTCAPDIR(DWC3_GCTL_PRTCAP_OTG));
reg |= DWC3_GCTL_PRTCAPDIR(mode);
- dwc3_writel(dwc->regs, DWC3_GCTL, reg);
+ dwc3_writel(dwc, DWC3_GCTL, reg);
dwc->current_dr_role = mode;
- trace_dwc3_set_prtcap(mode);
+ trace_dwc3_set_prtcap(dwc, mode);
}
EXPORT_SYMBOL_GPL(dwc3_set_prtcap);
@@ -216,9 +216,9 @@ static void __dwc3_set_mode(struct work_struct *work)
if (dwc->current_dr_role && ((DWC3_IP_IS(DWC3) ||
DWC3_VER_IS_PRIOR(DWC31, 190A)) &&
desired_dr_role != DWC3_GCTL_PRTCAP_OTG)) {
- reg = dwc3_readl(dwc->regs, DWC3_GCTL);
+ reg = dwc3_readl(dwc, DWC3_GCTL);
reg |= DWC3_GCTL_CORESOFTRESET;
- dwc3_writel(dwc->regs, DWC3_GCTL, reg);
+ dwc3_writel(dwc, DWC3_GCTL, reg);
/*
* Wait for internal clocks to synchronized. DWC_usb31 and
@@ -228,9 +228,9 @@ static void __dwc3_set_mode(struct work_struct *work)
*/
msleep(100);
- reg = dwc3_readl(dwc->regs, DWC3_GCTL);
+ reg = dwc3_readl(dwc, DWC3_GCTL);
reg &= ~DWC3_GCTL_CORESOFTRESET;
- dwc3_writel(dwc->regs, DWC3_GCTL, reg);
+ dwc3_writel(dwc, DWC3_GCTL, reg);
}
spin_lock_irqsave(&dwc->lock, flags);
@@ -254,9 +254,9 @@ static void __dwc3_set_mode(struct work_struct *work)
phy_set_mode(dwc->usb3_generic_phy[i], PHY_MODE_USB_HOST);
if (dwc->dis_split_quirk) {
- reg = dwc3_readl(dwc->regs, DWC3_GUCTL3);
+ reg = dwc3_readl(dwc, DWC3_GUCTL3);
reg |= DWC3_GUCTL3_SPLITDISABLE;
- dwc3_writel(dwc->regs, DWC3_GUCTL3, reg);
+ dwc3_writel(dwc, DWC3_GUCTL3, reg);
}
}
break;
@@ -306,11 +306,11 @@ u32 dwc3_core_fifo_space(struct dwc3_ep *dep, u8 type)
struct dwc3 *dwc = dep->dwc;
u32 reg;
- dwc3_writel(dwc->regs, DWC3_GDBGFIFOSPACE,
- DWC3_GDBGFIFOSPACE_NUM(dep->number) |
- DWC3_GDBGFIFOSPACE_TYPE(type));
+ dwc3_writel(dwc, DWC3_GDBGFIFOSPACE,
+ DWC3_GDBGFIFOSPACE_NUM(dep->number) |
+ DWC3_GDBGFIFOSPACE_TYPE(type));
- reg = dwc3_readl(dwc->regs, DWC3_GDBGFIFOSPACE);
+ reg = dwc3_readl(dwc, DWC3_GDBGFIFOSPACE);
return DWC3_GDBGFIFOSPACE_SPACE_AVAILABLE(reg);
}
@@ -332,7 +332,7 @@ int dwc3_core_soft_reset(struct dwc3 *dwc)
if (dwc->current_dr_role == DWC3_GCTL_PRTCAP_HOST)
return 0;
- reg = dwc3_readl(dwc->regs, DWC3_DCTL);
+ reg = dwc3_readl(dwc, DWC3_DCTL);
reg |= DWC3_DCTL_CSFTRST;
reg &= ~DWC3_DCTL_RUN_STOP;
dwc3_gadget_dctl_write_safe(dwc, reg);
@@ -347,7 +347,7 @@ int dwc3_core_soft_reset(struct dwc3 *dwc)
retries = 10;
do {
- reg = dwc3_readl(dwc->regs, DWC3_DCTL);
+ reg = dwc3_readl(dwc, DWC3_DCTL);
if (!(reg & DWC3_DCTL_CSFTRST))
goto done;
@@ -387,12 +387,12 @@ static void dwc3_frame_length_adjustment(struct dwc3 *dwc)
if (dwc->fladj == 0)
return;
- reg = dwc3_readl(dwc->regs, DWC3_GFLADJ);
+ reg = dwc3_readl(dwc, DWC3_GFLADJ);
dft = reg & DWC3_GFLADJ_30MHZ_MASK;
if (dft != dwc->fladj) {
reg &= ~DWC3_GFLADJ_30MHZ_MASK;
reg |= DWC3_GFLADJ_30MHZ_SDBND_SEL | dwc->fladj;
- dwc3_writel(dwc->regs, DWC3_GFLADJ, reg);
+ dwc3_writel(dwc, DWC3_GFLADJ, reg);
}
}
@@ -424,10 +424,10 @@ static void dwc3_ref_clk_period(struct dwc3 *dwc)
return;
}
- reg = dwc3_readl(dwc->regs, DWC3_GUCTL);
+ reg = dwc3_readl(dwc, DWC3_GUCTL);
reg &= ~DWC3_GUCTL_REFCLKPER_MASK;
reg |= FIELD_PREP(DWC3_GUCTL_REFCLKPER_MASK, period);
- dwc3_writel(dwc->regs, DWC3_GUCTL, reg);
+ dwc3_writel(dwc, DWC3_GUCTL, reg);
if (DWC3_VER_IS_PRIOR(DWC3, 250A))
return;
@@ -455,7 +455,7 @@ static void dwc3_ref_clk_period(struct dwc3 *dwc)
*/
decr = 480000000 / rate;
- reg = dwc3_readl(dwc->regs, DWC3_GFLADJ);
+ reg = dwc3_readl(dwc, DWC3_GFLADJ);
reg &= ~DWC3_GFLADJ_REFCLK_FLADJ_MASK
& ~DWC3_GFLADJ_240MHZDECR
& ~DWC3_GFLADJ_240MHZDECR_PLS1;
@@ -466,7 +466,7 @@ static void dwc3_ref_clk_period(struct dwc3 *dwc)
if (dwc->gfladj_refclk_lpm_sel)
reg |= DWC3_GFLADJ_REFCLK_LPM_SEL;
- dwc3_writel(dwc->regs, DWC3_GFLADJ, reg);
+ dwc3_writel(dwc, DWC3_GFLADJ, reg);
}
/**
@@ -569,16 +569,16 @@ int dwc3_event_buffers_setup(struct dwc3 *dwc)
evt = dwc->ev_buf;
evt->lpos = 0;
- dwc3_writel(dwc->regs, DWC3_GEVNTADRLO(0),
- lower_32_bits(evt->dma));
- dwc3_writel(dwc->regs, DWC3_GEVNTADRHI(0),
- upper_32_bits(evt->dma));
- dwc3_writel(dwc->regs, DWC3_GEVNTSIZ(0),
- DWC3_GEVNTSIZ_SIZE(evt->length));
+ dwc3_writel(dwc, DWC3_GEVNTADRLO(0),
+ lower_32_bits(evt->dma));
+ dwc3_writel(dwc, DWC3_GEVNTADRHI(0),
+ upper_32_bits(evt->dma));
+ dwc3_writel(dwc, DWC3_GEVNTSIZ(0),
+ DWC3_GEVNTSIZ_SIZE(evt->length));
/* Clear any stale event */
- reg = dwc3_readl(dwc->regs, DWC3_GEVNTCOUNT(0));
- dwc3_writel(dwc->regs, DWC3_GEVNTCOUNT(0), reg);
+ reg = dwc3_readl(dwc, DWC3_GEVNTCOUNT(0));
+ dwc3_writel(dwc, DWC3_GEVNTCOUNT(0), reg);
return 0;
}
@@ -593,7 +593,7 @@ void dwc3_event_buffers_cleanup(struct dwc3 *dwc)
* Exynos platforms may not be able to access event buffer if the
* controller failed to halt on dwc3_core_exit().
*/
- reg = dwc3_readl(dwc->regs, DWC3_DSTS);
+ reg = dwc3_readl(dwc, DWC3_DSTS);
if (!(reg & DWC3_DSTS_DEVCTRLHLT))
return;
@@ -601,14 +601,14 @@ void dwc3_event_buffers_cleanup(struct dwc3 *dwc)
evt->lpos = 0;
- dwc3_writel(dwc->regs, DWC3_GEVNTADRLO(0), 0);
- dwc3_writel(dwc->regs, DWC3_GEVNTADRHI(0), 0);
- dwc3_writel(dwc->regs, DWC3_GEVNTSIZ(0), DWC3_GEVNTSIZ_INTMASK
+ dwc3_writel(dwc, DWC3_GEVNTADRLO(0), 0);
+ dwc3_writel(dwc, DWC3_GEVNTADRHI(0), 0);
+ dwc3_writel(dwc, DWC3_GEVNTSIZ(0), DWC3_GEVNTSIZ_INTMASK
| DWC3_GEVNTSIZ_SIZE(0));
/* Clear any stale event */
- reg = dwc3_readl(dwc->regs, DWC3_GEVNTCOUNT(0));
- dwc3_writel(dwc->regs, DWC3_GEVNTCOUNT(0), reg);
+ reg = dwc3_readl(dwc, DWC3_GEVNTCOUNT(0));
+ dwc3_writel(dwc, DWC3_GEVNTCOUNT(0), reg);
}
static void dwc3_core_num_eps(struct dwc3 *dwc)
@@ -622,18 +622,18 @@ static void dwc3_cache_hwparams(struct dwc3 *dwc)
{
struct dwc3_hwparams *parms = &dwc->hwparams;
- parms->hwparams0 = dwc3_readl(dwc->regs, DWC3_GHWPARAMS0);
- parms->hwparams1 = dwc3_readl(dwc->regs, DWC3_GHWPARAMS1);
- parms->hwparams2 = dwc3_readl(dwc->regs, DWC3_GHWPARAMS2);
- parms->hwparams3 = dwc3_readl(dwc->regs, DWC3_GHWPARAMS3);
- parms->hwparams4 = dwc3_readl(dwc->regs, DWC3_GHWPARAMS4);
- parms->hwparams5 = dwc3_readl(dwc->regs, DWC3_GHWPARAMS5);
- parms->hwparams6 = dwc3_readl(dwc->regs, DWC3_GHWPARAMS6);
- parms->hwparams7 = dwc3_readl(dwc->regs, DWC3_GHWPARAMS7);
- parms->hwparams8 = dwc3_readl(dwc->regs, DWC3_GHWPARAMS8);
+ parms->hwparams0 = dwc3_readl(dwc, DWC3_GHWPARAMS0);
+ parms->hwparams1 = dwc3_readl(dwc, DWC3_GHWPARAMS1);
+ parms->hwparams2 = dwc3_readl(dwc, DWC3_GHWPARAMS2);
+ parms->hwparams3 = dwc3_readl(dwc, DWC3_GHWPARAMS3);
+ parms->hwparams4 = dwc3_readl(dwc, DWC3_GHWPARAMS4);
+ parms->hwparams5 = dwc3_readl(dwc, DWC3_GHWPARAMS5);
+ parms->hwparams6 = dwc3_readl(dwc, DWC3_GHWPARAMS6);
+ parms->hwparams7 = dwc3_readl(dwc, DWC3_GHWPARAMS7);
+ parms->hwparams8 = dwc3_readl(dwc, DWC3_GHWPARAMS8);
if (DWC3_IP_IS(DWC32))
- parms->hwparams9 = dwc3_readl(dwc->regs, DWC3_GHWPARAMS9);
+ parms->hwparams9 = dwc3_readl(dwc, DWC3_GHWPARAMS9);
}
static void dwc3_config_soc_bus(struct dwc3 *dwc)
@@ -641,10 +641,10 @@ static void dwc3_config_soc_bus(struct dwc3 *dwc)
if (dwc->gsbuscfg0_reqinfo != DWC3_GSBUSCFG0_REQINFO_UNSPECIFIED) {
u32 reg;
- reg = dwc3_readl(dwc->regs, DWC3_GSBUSCFG0);
+ reg = dwc3_readl(dwc, DWC3_GSBUSCFG0);
reg &= ~DWC3_GSBUSCFG0_REQINFO(~0);
reg |= DWC3_GSBUSCFG0_REQINFO(dwc->gsbuscfg0_reqinfo);
- dwc3_writel(dwc->regs, DWC3_GSBUSCFG0, reg);
+ dwc3_writel(dwc, DWC3_GSBUSCFG0, reg);
}
}
@@ -668,7 +668,7 @@ static int dwc3_ss_phy_setup(struct dwc3 *dwc, int index)
{
u32 reg;
- reg = dwc3_readl(dwc->regs, DWC3_GUSB3PIPECTL(index));
+ reg = dwc3_readl(dwc, DWC3_GUSB3PIPECTL(index));
/*
* Make sure UX_EXIT_PX is cleared as that causes issues with some
@@ -706,7 +706,7 @@ static int dwc3_ss_phy_setup(struct dwc3 *dwc, int index)
if (dwc->dis_del_phy_power_chg_quirk)
reg &= ~DWC3_GUSB3PIPECTL_DEPOCHANGE;
- dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(index), reg);
+ dwc3_writel(dwc, DWC3_GUSB3PIPECTL(index), reg);
return 0;
}
@@ -715,7 +715,7 @@ static int dwc3_hs_phy_setup(struct dwc3 *dwc, int index)
{
u32 reg;
- reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(index));
+ reg = dwc3_readl(dwc, DWC3_GUSB2PHYCFG(index));
/* Select the HS PHY interface */
switch (DWC3_GHWPARAMS3_HSPHY_IFC(dwc->hwparams.hwparams3)) {
@@ -727,7 +727,7 @@ static int dwc3_hs_phy_setup(struct dwc3 *dwc, int index)
} else if (dwc->hsphy_interface &&
!strncmp(dwc->hsphy_interface, "ulpi", 4)) {
reg |= DWC3_GUSB2PHYCFG_ULPI_UTMI;
- dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(index), reg);
+ dwc3_writel(dwc, DWC3_GUSB2PHYCFG(index), reg);
} else {
/* Relying on default value. */
if (!(reg & DWC3_GUSB2PHYCFG_ULPI_UTMI))
@@ -777,7 +777,7 @@ static int dwc3_hs_phy_setup(struct dwc3 *dwc, int index)
if (dwc->ulpi_ext_vbus_drv)
reg |= DWC3_GUSB2PHYCFG_ULPIEXTVBUSDRV;
- dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(index), reg);
+ dwc3_writel(dwc, DWC3_GUSB2PHYCFG(index), reg);
return 0;
}
@@ -991,7 +991,7 @@ static bool dwc3_core_is_valid(struct dwc3 *dwc)
{
u32 reg;
- reg = dwc3_readl(dwc->regs, DWC3_GSNPSID);
+ reg = dwc3_readl(dwc, DWC3_GSNPSID);
dwc->ip = DWC3_GSNPS_ID(reg);
if (dwc->ip == DWC4_IP)
dwc->ip = DWC32_IP;
@@ -1000,8 +1000,8 @@ static bool dwc3_core_is_valid(struct dwc3 *dwc)
if (DWC3_IP_IS(DWC3)) {
dwc->revision = reg;
} else if (DWC3_IP_IS(DWC31) || DWC3_IP_IS(DWC32)) {
- dwc->revision = dwc3_readl(dwc->regs, DWC3_VER_NUMBER);
- dwc->version_type = dwc3_readl(dwc->regs, DWC3_VER_TYPE);
+ dwc->revision = dwc3_readl(dwc, DWC3_VER_NUMBER);
+ dwc->version_type = dwc3_readl(dwc, DWC3_VER_TYPE);
} else {
return false;
}
@@ -1015,7 +1015,7 @@ static void dwc3_core_setup_global_control(struct dwc3 *dwc)
unsigned int hw_mode;
u32 reg;
- reg = dwc3_readl(dwc->regs, DWC3_GCTL);
+ reg = dwc3_readl(dwc, DWC3_GCTL);
reg &= ~DWC3_GCTL_SCALEDOWN_MASK;
hw_mode = DWC3_GHWPARAMS0_MODE(dwc->hwparams.hwparams0);
power_opt = DWC3_GHWPARAMS1_EN_PWROPT(dwc->hwparams.hwparams1);
@@ -1093,7 +1093,7 @@ static void dwc3_core_setup_global_control(struct dwc3 *dwc)
if (DWC3_VER_IS_PRIOR(DWC3, 190A))
reg |= DWC3_GCTL_U2RSTECN;
- dwc3_writel(dwc->regs, DWC3_GCTL, reg);
+ dwc3_writel(dwc, DWC3_GCTL, reg);
}
static int dwc3_core_get_phy(struct dwc3 *dwc);
@@ -1113,7 +1113,7 @@ static void dwc3_set_incr_burst_type(struct dwc3 *dwc)
int ret;
int i;
- cfg = dwc3_readl(dwc->regs, DWC3_GSBUSCFG0);
+ cfg = dwc3_readl(dwc, DWC3_GSBUSCFG0);
/*
* Handle property "snps,incr-burst-type-adjustment".
@@ -1188,7 +1188,7 @@ static void dwc3_set_incr_burst_type(struct dwc3 *dwc)
break;
}
- dwc3_writel(dwc->regs, DWC3_GSBUSCFG0, cfg);
+ dwc3_writel(dwc, DWC3_GSBUSCFG0, cfg);
}
static void dwc3_set_power_down_clk_scale(struct dwc3 *dwc)
@@ -1213,12 +1213,12 @@ static void dwc3_set_power_down_clk_scale(struct dwc3 *dwc)
* (3x or more) to be within the requirement.
*/
scale = DIV_ROUND_UP(clk_get_rate(dwc->susp_clk), 16000);
- reg = dwc3_readl(dwc->regs, DWC3_GCTL);
+ reg = dwc3_readl(dwc, DWC3_GCTL);
if ((reg & DWC3_GCTL_PWRDNSCALE_MASK) < DWC3_GCTL_PWRDNSCALE(scale) ||
(reg & DWC3_GCTL_PWRDNSCALE_MASK) > DWC3_GCTL_PWRDNSCALE(scale*3)) {
reg &= ~(DWC3_GCTL_PWRDNSCALE_MASK);
reg |= DWC3_GCTL_PWRDNSCALE(scale);
- dwc3_writel(dwc->regs, DWC3_GCTL, reg);
+ dwc3_writel(dwc, DWC3_GCTL, reg);
}
}
@@ -1241,7 +1241,7 @@ static void dwc3_config_threshold(struct dwc3 *dwc)
tx_maxburst = dwc->tx_max_burst_prd;
if (rx_thr_num && rx_maxburst) {
- reg = dwc3_readl(dwc->regs, DWC3_GRXTHRCFG);
+ reg = dwc3_readl(dwc, DWC3_GRXTHRCFG);
reg |= DWC31_RXTHRNUMPKTSEL_PRD;
reg &= ~DWC31_RXTHRNUMPKT_PRD(~0);
@@ -1250,11 +1250,11 @@ static void dwc3_config_threshold(struct dwc3 *dwc)
reg &= ~DWC31_MAXRXBURSTSIZE_PRD(~0);
reg |= DWC31_MAXRXBURSTSIZE_PRD(rx_maxburst);
- dwc3_writel(dwc->regs, DWC3_GRXTHRCFG, reg);
+ dwc3_writel(dwc, DWC3_GRXTHRCFG, reg);
}
if (tx_thr_num && tx_maxburst) {
- reg = dwc3_readl(dwc->regs, DWC3_GTXTHRCFG);
+ reg = dwc3_readl(dwc, DWC3_GTXTHRCFG);
reg |= DWC31_TXTHRNUMPKTSEL_PRD;
reg &= ~DWC31_TXTHRNUMPKT_PRD(~0);
@@ -1263,7 +1263,7 @@ static void dwc3_config_threshold(struct dwc3 *dwc)
reg &= ~DWC31_MAXTXBURSTSIZE_PRD(~0);
reg |= DWC31_MAXTXBURSTSIZE_PRD(tx_maxburst);
- dwc3_writel(dwc->regs, DWC3_GTXTHRCFG, reg);
+ dwc3_writel(dwc, DWC3_GTXTHRCFG, reg);
}
}
@@ -1274,7 +1274,7 @@ static void dwc3_config_threshold(struct dwc3 *dwc)
if (DWC3_IP_IS(DWC3)) {
if (rx_thr_num && rx_maxburst) {
- reg = dwc3_readl(dwc->regs, DWC3_GRXTHRCFG);
+ reg = dwc3_readl(dwc, DWC3_GRXTHRCFG);
reg |= DWC3_GRXTHRCFG_PKTCNTSEL;
reg &= ~DWC3_GRXTHRCFG_RXPKTCNT(~0);
@@ -1283,11 +1283,11 @@ static void dwc3_config_threshold(struct dwc3 *dwc)
reg &= ~DWC3_GRXTHRCFG_MAXRXBURSTSIZE(~0);
reg |= DWC3_GRXTHRCFG_MAXRXBURSTSIZE(rx_maxburst);
- dwc3_writel(dwc->regs, DWC3_GRXTHRCFG, reg);
+ dwc3_writel(dwc, DWC3_GRXTHRCFG, reg);
}
if (tx_thr_num && tx_maxburst) {
- reg = dwc3_readl(dwc->regs, DWC3_GTXTHRCFG);
+ reg = dwc3_readl(dwc, DWC3_GTXTHRCFG);
reg |= DWC3_GTXTHRCFG_PKTCNTSEL;
reg &= ~DWC3_GTXTHRCFG_TXPKTCNT(~0);
@@ -1296,11 +1296,11 @@ static void dwc3_config_threshold(struct dwc3 *dwc)
reg &= ~DWC3_GTXTHRCFG_MAXTXBURSTSIZE(~0);
reg |= DWC3_GTXTHRCFG_MAXTXBURSTSIZE(tx_maxburst);
- dwc3_writel(dwc->regs, DWC3_GTXTHRCFG, reg);
+ dwc3_writel(dwc, DWC3_GTXTHRCFG, reg);
}
} else {
if (rx_thr_num && rx_maxburst) {
- reg = dwc3_readl(dwc->regs, DWC3_GRXTHRCFG);
+ reg = dwc3_readl(dwc, DWC3_GRXTHRCFG);
reg |= DWC31_GRXTHRCFG_PKTCNTSEL;
reg &= ~DWC31_GRXTHRCFG_RXPKTCNT(~0);
@@ -1309,11 +1309,11 @@ static void dwc3_config_threshold(struct dwc3 *dwc)
reg &= ~DWC31_GRXTHRCFG_MAXRXBURSTSIZE(~0);
reg |= DWC31_GRXTHRCFG_MAXRXBURSTSIZE(rx_maxburst);
- dwc3_writel(dwc->regs, DWC3_GRXTHRCFG, reg);
+ dwc3_writel(dwc, DWC3_GRXTHRCFG, reg);
}
if (tx_thr_num && tx_maxburst) {
- reg = dwc3_readl(dwc->regs, DWC3_GTXTHRCFG);
+ reg = dwc3_readl(dwc, DWC3_GTXTHRCFG);
reg |= DWC31_GTXTHRCFG_PKTCNTSEL;
reg &= ~DWC31_GTXTHRCFG_TXPKTCNT(~0);
@@ -1322,7 +1322,7 @@ static void dwc3_config_threshold(struct dwc3 *dwc)
reg &= ~DWC31_GTXTHRCFG_MAXTXBURSTSIZE(~0);
reg |= DWC31_GTXTHRCFG_MAXTXBURSTSIZE(tx_maxburst);
- dwc3_writel(dwc->regs, DWC3_GTXTHRCFG, reg);
+ dwc3_writel(dwc, DWC3_GTXTHRCFG, reg);
}
}
}
@@ -1345,7 +1345,7 @@ int dwc3_core_init(struct dwc3 *dwc)
* Write Linux Version Code to our GUID register so it's easy to figure
* out which kernel version a bug was found.
*/
- dwc3_writel(dwc->regs, DWC3_GUID, LINUX_VERSION_CODE);
+ dwc3_writel(dwc, DWC3_GUID, LINUX_VERSION_CODE);
ret = dwc3_phy_setup(dwc);
if (ret)
@@ -1410,9 +1410,9 @@ int dwc3_core_init(struct dwc3 *dwc)
* DWC_usb31 controller.
*/
if (DWC3_VER_IS_WITHIN(DWC3, 310A, ANY)) {
- reg = dwc3_readl(dwc->regs, DWC3_GUCTL2);
+ reg = dwc3_readl(dwc, DWC3_GUCTL2);
reg |= DWC3_GUCTL2_RST_ACTBITLATER;
- dwc3_writel(dwc->regs, DWC3_GUCTL2, reg);
+ dwc3_writel(dwc, DWC3_GUCTL2, reg);
}
/*
@@ -1425,9 +1425,9 @@ int dwc3_core_init(struct dwc3 *dwc)
* setting GUCTL2[19] by default; instead, use GUCTL2[19] = 0.
*/
if (DWC3_VER_IS(DWC3, 320A)) {
- reg = dwc3_readl(dwc->regs, DWC3_GUCTL2);
+ reg = dwc3_readl(dwc, DWC3_GUCTL2);
reg &= ~DWC3_GUCTL2_LC_TIMER;
- dwc3_writel(dwc->regs, DWC3_GUCTL2, reg);
+ dwc3_writel(dwc, DWC3_GUCTL2, reg);
}
/*
@@ -1440,13 +1440,13 @@ int dwc3_core_init(struct dwc3 *dwc)
* legacy ULPI PHYs.
*/
if (dwc->resume_hs_terminations) {
- reg = dwc3_readl(dwc->regs, DWC3_GUCTL1);
+ reg = dwc3_readl(dwc, DWC3_GUCTL1);
reg |= DWC3_GUCTL1_RESUME_OPMODE_HS_HOST;
- dwc3_writel(dwc->regs, DWC3_GUCTL1, reg);
+ dwc3_writel(dwc, DWC3_GUCTL1, reg);
}
if (!DWC3_VER_IS_PRIOR(DWC3, 250A)) {
- reg = dwc3_readl(dwc->regs, DWC3_GUCTL1);
+ reg = dwc3_readl(dwc, DWC3_GUCTL1);
/*
* Enable hardware control of sending remote wakeup
@@ -1481,7 +1481,7 @@ int dwc3_core_init(struct dwc3 *dwc)
reg &= ~DWC3_GUCTL1_DEV_FORCE_20_CLK_FOR_30_CLK;
}
- dwc3_writel(dwc->regs, DWC3_GUCTL1, reg);
+ dwc3_writel(dwc, DWC3_GUCTL1, reg);
}
dwc3_config_threshold(dwc);
@@ -1492,9 +1492,9 @@ int dwc3_core_init(struct dwc3 *dwc)
int i;
for (i = 0; i < dwc->num_usb3_ports; i++) {
- reg = dwc3_readl(dwc->regs, DWC3_LLUCTL(i));
+ reg = dwc3_readl(dwc, DWC3_LLUCTL(i));
reg |= DWC3_LLUCTL_FORCE_GEN1;
- dwc3_writel(dwc->regs, DWC3_LLUCTL(i), reg);
+ dwc3_writel(dwc, DWC3_LLUCTL(i), reg);
}
}
@@ -1513,9 +1513,9 @@ int dwc3_core_init(struct dwc3 *dwc)
* function is available only from version 1.70a.
*/
if (DWC3_VER_IS_WITHIN(DWC31, 170A, 180A)) {
- reg = dwc3_readl(dwc->regs, DWC3_GUCTL3);
+ reg = dwc3_readl(dwc, DWC3_GUCTL3);
reg |= DWC3_GUCTL3_USB20_RETRY_DISABLE;
- dwc3_writel(dwc->regs, DWC3_GUCTL3, reg);
+ dwc3_writel(dwc, DWC3_GUCTL3, reg);
}
return 0;
@@ -2155,6 +2155,20 @@ static int dwc3_get_num_ports(struct dwc3 *dwc)
return 0;
}
+static void dwc3_vbus_draw_work(struct work_struct *work)
+{
+ struct dwc3 *dwc = container_of(work, struct dwc3, vbus_draw_work);
+ union power_supply_propval val = {0};
+ int ret;
+
+ val.intval = 1000 * (dwc->current_limit);
+ ret = power_supply_set_property(dwc->usb_psy, POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT, &val);
+
+ if (ret < 0)
+ dev_dbg(dwc->dev, "Error (%d) setting vbus draw (%d mA)\n",
+ ret, dwc->current_limit);
+}
+
static struct power_supply *dwc3_get_usb_power_supply(struct dwc3 *dwc)
{
struct power_supply *usb_psy;
@@ -2169,6 +2183,7 @@ static struct power_supply *dwc3_get_usb_power_supply(struct dwc3 *dwc)
if (!usb_psy)
return ERR_PTR(-EPROBE_DEFER);
+ INIT_WORK(&dwc->vbus_draw_work, dwc3_vbus_draw_work);
return usb_psy;
}
@@ -2395,8 +2410,10 @@ void dwc3_core_remove(struct dwc3 *dwc)
dwc3_free_event_buffers(dwc);
- if (dwc->usb_psy)
+ if (dwc->usb_psy) {
+ cancel_work_sync(&dwc->vbus_draw_work);
power_supply_put(dwc->usb_psy);
+ }
}
EXPORT_SYMBOL_GPL(dwc3_core_remove);
@@ -2439,9 +2456,9 @@ static int dwc3_suspend_common(struct dwc3 *dwc, pm_message_t msg)
int ret;
if (!pm_runtime_suspended(dwc->dev) && !PMSG_IS_AUTO(msg)) {
- dwc->susphy_state = (dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0)) &
+ dwc->susphy_state = (dwc3_readl(dwc, DWC3_GUSB2PHYCFG(0)) &
DWC3_GUSB2PHYCFG_SUSPHY) ||
- (dwc3_readl(dwc->regs, DWC3_GUSB3PIPECTL(0)) &
+ (dwc3_readl(dwc, DWC3_GUSB3PIPECTL(0)) &
DWC3_GUSB3PIPECTL_SUSPHY);
/*
* TI AM62 platform requires SUSPHY to be
@@ -2471,10 +2488,10 @@ static int dwc3_suspend_common(struct dwc3 *dwc, pm_message_t msg)
if (dwc->dis_u2_susphy_quirk ||
dwc->dis_enblslpm_quirk) {
for (i = 0; i < dwc->num_usb2_ports; i++) {
- reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(i));
+ reg = dwc3_readl(dwc, DWC3_GUSB2PHYCFG(i));
reg |= DWC3_GUSB2PHYCFG_ENBLSLPM |
DWC3_GUSB2PHYCFG_SUSPHY;
- dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(i), reg);
+ dwc3_writel(dwc, DWC3_GUSB2PHYCFG(i), reg);
}
/* Give some time for USB2 PHY to suspend */
@@ -2534,14 +2551,14 @@ static int dwc3_resume_common(struct dwc3 *dwc, pm_message_t msg)
}
/* Restore GUSB2PHYCFG bits that were modified in suspend */
for (i = 0; i < dwc->num_usb2_ports; i++) {
- reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(i));
+ reg = dwc3_readl(dwc, DWC3_GUSB2PHYCFG(i));
if (dwc->dis_u2_susphy_quirk)
reg &= ~DWC3_GUSB2PHYCFG_SUSPHY;
if (dwc->dis_enblslpm_quirk)
reg &= ~DWC3_GUSB2PHYCFG_ENBLSLPM;
- dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(i), reg);
+ dwc3_writel(dwc, DWC3_GUSB2PHYCFG(i), reg);
}
for (i = 0; i < dwc->num_usb2_ports; i++)
@@ -2723,9 +2740,9 @@ void dwc3_pm_complete(struct dwc3 *dwc)
if (dwc->current_dr_role == DWC3_GCTL_PRTCAP_HOST &&
dwc->dis_split_quirk) {
- reg = dwc3_readl(dwc->regs, DWC3_GUCTL3);
+ reg = dwc3_readl(dwc, DWC3_GUCTL3);
reg |= DWC3_GUCTL3_SPLITDISABLE;
- dwc3_writel(dwc->regs, DWC3_GUCTL3, reg);
+ dwc3_writel(dwc, DWC3_GUCTL3, reg);
}
}
EXPORT_SYMBOL_GPL(dwc3_pm_complete);
generated by cgit v1.2.3 (git 2.25.1) at 2026-08-05 14:36:15 +0000