Defines are more readable and searchable than constants.
Signed-off-by: Mian Yousaf Kaukab <yousaf.kau...@intel.com>
---
drivers/usb/dwc2/gadget.c | 24 ++++++++++++------------
drivers/usb/dwc2/hw.h | 1 +
2 files changed, 13 insertions(+), 12 deletions(-)
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 2a84ec5..9f45b9f 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -2291,14 +2291,14 @@ void s3c_hsotg_core_init_disconnected(struct dwc2_hsotg
*hsotg,
/* set the PLL on, remove the HNP/SRP and set the PHY */
val = (hsotg->phyif == GUSBCFG_PHYIF8) ? 9 : 5;
writel(hsotg->phyif | GUSBCFG_TOUTCAL(7) |
- (val << 10), hsotg->regs + GUSBCFG);
+ (val << GUSBCFG_USBTRDTIM_SHIFT), hsotg->regs + GUSBCFG);
s3c_hsotg_init_fifo(hsotg);
if (!is_usb_reset)
__orr32(hsotg->regs + DCTL, DCTL_SFTDISCON);
- writel(1 << 18 | DCFG_DEVSPD_HS, hsotg->regs + DCFG);
+ writel(DCFG_EPMISCNT(1) | DCFG_DEVSPD_HS, hsotg->regs + DCFG);
/* Clear any pending OTG interrupts */
writel(0xffffffff, hsotg->regs + GOTGINT);
@@ -3001,7 +3001,7 @@ static void s3c_hsotg_init(struct dwc2_hsotg *hsotg)
/* set the PLL on, remove the HNP/SRP and set the PHY */
trdtim = (hsotg->phyif == GUSBCFG_PHYIF8) ? 9 : 5;
writel(hsotg->phyif | GUSBCFG_TOUTCAL(7) |
- (trdtim << 10),
+ (trdtim << GUSBCFG_USBTRDTIM_SHIFT),
hsotg->regs + GUSBCFG);
if (using_dma(hsotg))
@@ -3290,7 +3290,7 @@ static int s3c_hsotg_hw_cfg(struct dwc2_hsotg *hsotg)
/* check hardware configuration */
cfg = readl(hsotg->regs + GHWCFG2);
- hsotg->num_of_eps = (cfg >> 10) & 0xF;
+ hsotg->num_of_eps = (cfg >> GHWCFG2_NUM_DEV_EP_SHIFT) & 0xF;
/* Add ep0 */
hsotg->num_of_eps++;
@@ -3321,10 +3321,10 @@ static int s3c_hsotg_hw_cfg(struct dwc2_hsotg *hsotg)
}
cfg = readl(hsotg->regs + GHWCFG3);
- hsotg->fifo_mem = (cfg >> 16);
+ hsotg->fifo_mem = (cfg >> GHWCFG3_DFIFO_DEPTH_SHIFT);
cfg = readl(hsotg->regs + GHWCFG4);
- hsotg->dedicated_fifos = (cfg >> 25) & 1;
+ hsotg->dedicated_fifos = (cfg >> GHWCFG4_DED_FIFO_SHIFT) & 1;
dev_info(hsotg->dev, "EPs: %d, %s fifos, %d entries in SPRAM\n",
hsotg->num_of_eps,
@@ -3349,8 +3349,8 @@ static void s3c_hsotg_dump(struct dwc2_hsotg *hsotg)
readl(regs + DCFG), readl(regs + DCTL),
readl(regs + DIEPMSK));
- dev_info(dev, "GAHBCFG=0x%08x, 0x44=0x%08x\n",
- readl(regs + GAHBCFG), readl(regs + 0x44));
+ dev_info(dev, "GAHBCFG=0x%08x, GHWCFG1=0x%08x\n",
+ readl(regs + GAHBCFG), readl(regs + GHWCFG1));
dev_info(dev, "GRXFSIZ=0x%08x, GNPTXFSIZ=0x%08x\n",
readl(regs + GRXFSIZ), readl(regs + GNPTXFSIZ));
@@ -3710,7 +3710,7 @@ static void s3c_hsotg_create_debug(struct dwc2_hsotg
*hsotg)
/* create general state file */
- hsotg->debug_file = debugfs_create_file("state", 0444, root,
+ hsotg->debug_file = debugfs_create_file("state", S_IRUGO, root,
hsotg, &state_fops);
if (IS_ERR(hsotg->debug_file))
@@ -3724,7 +3724,7 @@ static void s3c_hsotg_create_debug(struct dwc2_hsotg
*hsotg)
dev_err(hsotg->dev, "%s: failed to create testmode\n",
__func__);
- hsotg->debug_fifo = debugfs_create_file("fifo", 0444, root,
+ hsotg->debug_fifo = debugfs_create_file("fifo", S_IRUGO, root,
hsotg, &fifo_fops);
if (IS_ERR(hsotg->debug_fifo))
@@ -3736,7 +3736,7 @@ static void s3c_hsotg_create_debug(struct dwc2_hsotg
*hsotg)
ep = hsotg->eps_out[epidx];
if (ep) {
- ep->debugfs = debugfs_create_file(ep->name, 0444,
+ ep->debugfs = debugfs_create_file(ep->name, S_IRUGO,
root, ep, &ep_fops);
if (IS_ERR(ep->debugfs))
@@ -3750,7 +3750,7 @@ static void s3c_hsotg_create_debug(struct dwc2_hsotg
*hsotg)
ep = hsotg->eps_in[epidx];
if (ep) {
- ep->debugfs = debugfs_create_file(ep->name, 0444,
+ ep->debugfs = debugfs_create_file(ep->name, S_IRUGO,
root, ep, &ep_fops);
if (IS_ERR(ep->debugfs))
diff --git a/drivers/usb/dwc2/hw.h b/drivers/usb/dwc2/hw.h
index d018ebe..d0a5ed8 100644
--- a/drivers/usb/dwc2/hw.h
+++ b/drivers/usb/dwc2/hw.h
@@ -294,6 +294,7 @@
#define GHWCFG4_NUM_IN_EPS_MASK (0xf << 26)
#define GHWCFG4_NUM_IN_EPS_SHIFT 26
#define GHWCFG4_DED_FIFO_EN (1 << 25)
+#define GHWCFG4_DED_FIFO_SHIFT 25
#define GHWCFG4_SESSION_END_FILT_EN (1 << 24)
#define GHWCFG4_B_VALID_FILT_EN (1 << 23)
#define GHWCFG4_A_VALID_FILT_EN (1 << 22)
--
1.9.1
--
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