diff options
| author | Suman Anna <s-anna@ti.com> | 2014-06-24 19:43:40 -0500 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2014-07-29 01:57:25 -0700 |
| commit | ef45eae6e9f6af297c0cd0bfb98c85f3f51e96be (patch) | |
| tree | 97ece8269b9c2704d8611db57dd696e68e2ddb15 /drivers/mailbox | |
| parent | fe714a46a423f1b8802a1700b1b5956184738225 (diff) | |
| download | linux-ef45eae6e9f6af297c0cd0bfb98c85f3f51e96be.tar.bz2 | |
mailbox/omap: simplify the fifo assignment by using macros
The OMAP mailbox IP has two different type of interrupt configuration
registers between OMAP4+ SoCs and OMAP2/3 SoCs. Simplify the current
interrupt configuration by using a single macro that translates the
two variants.
Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'drivers/mailbox')
| -rw-r--r-- | drivers/mailbox/mailbox-omap2.c | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/drivers/mailbox/mailbox-omap2.c b/drivers/mailbox/mailbox-omap2.c index b44e3bcff62a..2c463d6c8a8c 100644 --- a/drivers/mailbox/mailbox-omap2.c +++ b/drivers/mailbox/mailbox-omap2.c @@ -25,13 +25,21 @@ #define MAILBOX_MESSAGE(m) (0x040 + 4 * (m)) #define MAILBOX_FIFOSTATUS(m) (0x080 + 4 * (m)) #define MAILBOX_MSGSTATUS(m) (0x0c0 + 4 * (m)) -#define MAILBOX_IRQSTATUS(u) (0x100 + 8 * (u)) -#define MAILBOX_IRQENABLE(u) (0x104 + 8 * (u)) + +#define OMAP2_MAILBOX_IRQSTATUS(u) (0x100 + 8 * (u)) +#define OMAP2_MAILBOX_IRQENABLE(u) (0x104 + 8 * (u)) #define OMAP4_MAILBOX_IRQSTATUS(u) (0x104 + 0x10 * (u)) #define OMAP4_MAILBOX_IRQENABLE(u) (0x108 + 0x10 * (u)) #define OMAP4_MAILBOX_IRQENABLE_CLR(u) (0x10c + 0x10 * (u)) +#define MAILBOX_IRQSTATUS(type, u) (type ? OMAP4_MAILBOX_IRQSTATUS(u) : \ + OMAP2_MAILBOX_IRQSTATUS(u)) +#define MAILBOX_IRQENABLE(type, u) (type ? OMAP4_MAILBOX_IRQENABLE(u) : \ + OMAP2_MAILBOX_IRQENABLE(u)) +#define MAILBOX_IRQDISABLE(type, u) (type ? OMAP4_MAILBOX_IRQENABLE_CLR(u) \ + : OMAP2_MAILBOX_IRQENABLE(u)) + #define MAILBOX_IRQ_NEWMSG(m) (1 << (2 * (m))) #define MAILBOX_IRQ_NOTFULL(m) (1 << (2 * (m) + 1)) @@ -227,6 +235,7 @@ static int omap2_mbox_probe(struct platform_device *pdev) struct omap_mbox2_priv *priv, *privblk; struct omap_mbox_pdata *pdata = pdev->dev.platform_data; struct omap_mbox_dev_info *info; + u32 intr_type; int i; if (!pdata || !pdata->info_cnt || !pdata->info) { @@ -251,6 +260,7 @@ static int omap2_mbox_probe(struct platform_device *pdev) return -ENOMEM; info = pdata->info; + intr_type = pdata->intr_type; mbox = mboxblk; priv = privblk; for (i = 0; i < pdata->info_cnt; i++, info++, priv++) { @@ -260,17 +270,10 @@ static int omap2_mbox_probe(struct platform_device *pdev) priv->rx_fifo.msg_stat = MAILBOX_MSGSTATUS(info->rx_id); priv->notfull_bit = MAILBOX_IRQ_NOTFULL(info->tx_id); priv->newmsg_bit = MAILBOX_IRQ_NEWMSG(info->rx_id); - if (pdata->intr_type) { - priv->irqenable = OMAP4_MAILBOX_IRQENABLE(info->usr_id); - priv->irqstatus = OMAP4_MAILBOX_IRQSTATUS(info->usr_id); - priv->irqdisable = - OMAP4_MAILBOX_IRQENABLE_CLR(info->usr_id); - } else { - priv->irqenable = MAILBOX_IRQENABLE(info->usr_id); - priv->irqstatus = MAILBOX_IRQSTATUS(info->usr_id); - priv->irqdisable = MAILBOX_IRQENABLE(info->usr_id); - } - priv->intr_type = pdata->intr_type; + priv->irqenable = MAILBOX_IRQENABLE(intr_type, info->usr_id); + priv->irqstatus = MAILBOX_IRQSTATUS(intr_type, info->usr_id); + priv->irqdisable = MAILBOX_IRQDISABLE(intr_type, info->usr_id); + priv->intr_type = intr_type; mbox->priv = priv; mbox->name = info->name; |