[PATCH v1 1/3] mailbox: rockchip: Add a prefix for register defines
From: Uwe Kleine-König <ukleinek@kernel.org>
Date: 2026-08-25 14:20:04
Also in:
linux-rockchip, lkml
Subsystem:
arm/rockchip soc support, mailbox api, the rest · Maintainers:
Heiko Stuebner, Jassi Brar, Linus Torvalds
From: Uwe Kleine-König <redacted> This way the defines don't make the impression to be more generic than they actually are. Signed-off-by: Uwe Kleine-König <redacted> --- drivers/mailbox/rockchip-mailbox.c | 29 +++++++++++++++-------------- 1 file changed, 15 insertions(+), 14 deletions(-)
diff --git a/drivers/mailbox/rockchip-mailbox.c b/drivers/mailbox/rockchip-mailbox.c
index bc2f9dd798dd..7ebe5f0d0233 100644
--- a/drivers/mailbox/rockchip-mailbox.c
+++ b/drivers/mailbox/rockchip-mailbox.c@@ -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; } }
--
2.55.0.11.g153666a7d9bb