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mailbox: rockchip: Add a prefix for register defines

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This way the defines don't make the impression to be more generic than
they actually are.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Signed-off-by: Jassi Brar <jassisinghbrar@gmail.com>
This commit is contained in:
Uwe Kleine-König 2026-08-25 16:19:24 +02:00 committed by Jassi Brar
parent c5064ac266
commit 72e7924345
1 changed files with 15 additions and 14 deletions
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29
drivers/mailbox/rockchip-mailbox.c
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@ -12,15 +12,15 @@
#include <linux/module.h>
#include <linux/platform_device.h>
#define MAILBOX_A2B_INTEN 0x00
#define MAILBOX_A2B_STATUS 0x04
#define MAILBOX_A2B_CMD(x) (0x08 + (x) * 8)
#define MAILBOX_A2B_DAT(x) (0x0c + (x) * 8)
#define ROCKCHIP_MAILBOX_A2B_INTEN 0x00
#define ROCKCHIP_MAILBOX_A2B_STATUS 0x04
#define ROCKCHIP_MAILBOX_A2B_CMD(x) (0x08 + (x) * 8)
#define ROCKCHIP_MAILBOX_A2B_DAT(x) (0x0c + (x) * 8)
#define MAILBOX_B2A_INTEN 0x28
#define MAILBOX_B2A_STATUS 0x2C
#define MAILBOX_B2A_CMD(x) (0x30 + (x) * 8)
#define MAILBOX_B2A_DAT(x) (0x34 + (x) * 8)
#define ROCKCHIP_MAILBOX_B2A_INTEN 0x28
#define ROCKCHIP_MAILBOX_B2A_STATUS 0x2C
#define ROCKCHIP_MAILBOX_B2A_CMD(x) (0x30 + (x) * 8)
#define ROCKCHIP_MAILBOX_B2A_DAT(x) (0x34 + (x) * 8)
struct rockchip_mbox_msg {
u32 cmd;
@ -68,9 +68,10 @@ static int rockchip_mbox_send_data(struct mbox_chan *chan, void *data)
mb->chans[chans->idx].msg = msg;
writel_relaxed(msg->cmd, mb->mbox_base + MAILBOX_A2B_CMD(chans->idx));
writel_relaxed(msg->cmd, mb->mbox_base +
ROCKCHIP_MAILBOX_A2B_CMD(chans->idx));
writel_relaxed(msg->rx_size, mb->mbox_base +
MAILBOX_A2B_DAT(chans->idx));
ROCKCHIP_MAILBOX_A2B_DAT(chans->idx));
return 0;
}
@ -81,7 +82,7 @@ static int rockchip_mbox_startup(struct mbox_chan *chan)
/* Enable all B2A interrupts */
writel_relaxed((1 << mb->mbox.num_chans) - 1,
mb->mbox_base + MAILBOX_B2A_INTEN);
mb->mbox_base + ROCKCHIP_MAILBOX_B2A_INTEN);
return 0;
}
@ -92,7 +93,7 @@ static void rockchip_mbox_shutdown(struct mbox_chan *chan)
struct rockchip_mbox_chan *chans = mb->chans;
/* Disable all B2A interrupts */
writel_relaxed(0, mb->mbox_base + MAILBOX_B2A_INTEN);
writel_relaxed(0, mb->mbox_base + ROCKCHIP_MAILBOX_B2A_INTEN);
mb->chans[chans->idx].msg = NULL;
}
@ -107,13 +108,13 @@ static irqreturn_t rockchip_mbox_irq(int irq, void *dev_id)
{
int idx;
struct rockchip_mbox *mb = (struct rockchip_mbox *)dev_id;
u32 status = readl_relaxed(mb->mbox_base + MAILBOX_B2A_STATUS);
u32 status = readl_relaxed(mb->mbox_base + ROCKCHIP_MAILBOX_B2A_STATUS);
for (idx = 0; idx < mb->mbox.num_chans; idx++) {
if ((status & (1 << idx)) && (irq == mb->chans[idx].irq)) {
/* Clear mbox interrupt */
writel_relaxed(1 << idx,
mb->mbox_base + MAILBOX_B2A_STATUS);
mb->mbox_base + ROCKCHIP_MAILBOX_B2A_STATUS);
return IRQ_WAKE_THREAD;
}
}