summaryrefslogtreecommitdiffstats
path: root/drivers/media/pci/cx18/cx18-scb.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/media/pci/cx18/cx18-scb.c
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/media/pci/cx18/cx18-scb.c')
-rw-r--r--drivers/media/pci/cx18/cx18-scb.c117
1 files changed, 117 insertions, 0 deletions
diff --git a/drivers/media/pci/cx18/cx18-scb.c b/drivers/media/pci/cx18/cx18-scb.c
new file mode 100644
index 000000000..83a926295
--- /dev/null
+++ b/drivers/media/pci/cx18/cx18-scb.c
@@ -0,0 +1,117 @@
+/*
+ * cx18 System Control Block initialization
+ *
+ * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
+ * Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include "cx18-driver.h"
+#include "cx18-io.h"
+#include "cx18-scb.h"
+
+void cx18_init_scb(struct cx18 *cx)
+{
+ cx18_setup_page(cx, SCB_OFFSET);
+ cx18_memset_io(cx, cx->scb, 0, 0x10000);
+
+ cx18_writel(cx, IRQ_APU_TO_CPU, &cx->scb->apu2cpu_irq);
+ cx18_writel(cx, IRQ_CPU_TO_APU_ACK, &cx->scb->cpu2apu_irq_ack);
+ cx18_writel(cx, IRQ_HPU_TO_CPU, &cx->scb->hpu2cpu_irq);
+ cx18_writel(cx, IRQ_CPU_TO_HPU_ACK, &cx->scb->cpu2hpu_irq_ack);
+ cx18_writel(cx, IRQ_PPU_TO_CPU, &cx->scb->ppu2cpu_irq);
+ cx18_writel(cx, IRQ_CPU_TO_PPU_ACK, &cx->scb->cpu2ppu_irq_ack);
+ cx18_writel(cx, IRQ_EPU_TO_CPU, &cx->scb->epu2cpu_irq);
+ cx18_writel(cx, IRQ_CPU_TO_EPU_ACK, &cx->scb->cpu2epu_irq_ack);
+
+ cx18_writel(cx, IRQ_CPU_TO_APU, &cx->scb->cpu2apu_irq);
+ cx18_writel(cx, IRQ_APU_TO_CPU_ACK, &cx->scb->apu2cpu_irq_ack);
+ cx18_writel(cx, IRQ_HPU_TO_APU, &cx->scb->hpu2apu_irq);
+ cx18_writel(cx, IRQ_APU_TO_HPU_ACK, &cx->scb->apu2hpu_irq_ack);
+ cx18_writel(cx, IRQ_PPU_TO_APU, &cx->scb->ppu2apu_irq);
+ cx18_writel(cx, IRQ_APU_TO_PPU_ACK, &cx->scb->apu2ppu_irq_ack);
+ cx18_writel(cx, IRQ_EPU_TO_APU, &cx->scb->epu2apu_irq);
+ cx18_writel(cx, IRQ_APU_TO_EPU_ACK, &cx->scb->apu2epu_irq_ack);
+
+ cx18_writel(cx, IRQ_CPU_TO_HPU, &cx->scb->cpu2hpu_irq);
+ cx18_writel(cx, IRQ_HPU_TO_CPU_ACK, &cx->scb->hpu2cpu_irq_ack);
+ cx18_writel(cx, IRQ_APU_TO_HPU, &cx->scb->apu2hpu_irq);
+ cx18_writel(cx, IRQ_HPU_TO_APU_ACK, &cx->scb->hpu2apu_irq_ack);
+ cx18_writel(cx, IRQ_PPU_TO_HPU, &cx->scb->ppu2hpu_irq);
+ cx18_writel(cx, IRQ_HPU_TO_PPU_ACK, &cx->scb->hpu2ppu_irq_ack);
+ cx18_writel(cx, IRQ_EPU_TO_HPU, &cx->scb->epu2hpu_irq);
+ cx18_writel(cx, IRQ_HPU_TO_EPU_ACK, &cx->scb->hpu2epu_irq_ack);
+
+ cx18_writel(cx, IRQ_CPU_TO_PPU, &cx->scb->cpu2ppu_irq);
+ cx18_writel(cx, IRQ_PPU_TO_CPU_ACK, &cx->scb->ppu2cpu_irq_ack);
+ cx18_writel(cx, IRQ_APU_TO_PPU, &cx->scb->apu2ppu_irq);
+ cx18_writel(cx, IRQ_PPU_TO_APU_ACK, &cx->scb->ppu2apu_irq_ack);
+ cx18_writel(cx, IRQ_HPU_TO_PPU, &cx->scb->hpu2ppu_irq);
+ cx18_writel(cx, IRQ_PPU_TO_HPU_ACK, &cx->scb->ppu2hpu_irq_ack);
+ cx18_writel(cx, IRQ_EPU_TO_PPU, &cx->scb->epu2ppu_irq);
+ cx18_writel(cx, IRQ_PPU_TO_EPU_ACK, &cx->scb->ppu2epu_irq_ack);
+
+ cx18_writel(cx, IRQ_CPU_TO_EPU, &cx->scb->cpu2epu_irq);
+ cx18_writel(cx, IRQ_EPU_TO_CPU_ACK, &cx->scb->epu2cpu_irq_ack);
+ cx18_writel(cx, IRQ_APU_TO_EPU, &cx->scb->apu2epu_irq);
+ cx18_writel(cx, IRQ_EPU_TO_APU_ACK, &cx->scb->epu2apu_irq_ack);
+ cx18_writel(cx, IRQ_HPU_TO_EPU, &cx->scb->hpu2epu_irq);
+ cx18_writel(cx, IRQ_EPU_TO_HPU_ACK, &cx->scb->epu2hpu_irq_ack);
+ cx18_writel(cx, IRQ_PPU_TO_EPU, &cx->scb->ppu2epu_irq);
+ cx18_writel(cx, IRQ_EPU_TO_PPU_ACK, &cx->scb->epu2ppu_irq_ack);
+
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2cpu_mb),
+ &cx->scb->apu2cpu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2cpu_mb),
+ &cx->scb->hpu2cpu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2cpu_mb),
+ &cx->scb->ppu2cpu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2cpu_mb),
+ &cx->scb->epu2cpu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2apu_mb),
+ &cx->scb->cpu2apu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2apu_mb),
+ &cx->scb->hpu2apu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2apu_mb),
+ &cx->scb->ppu2apu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2apu_mb),
+ &cx->scb->epu2apu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2hpu_mb),
+ &cx->scb->cpu2hpu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2hpu_mb),
+ &cx->scb->apu2hpu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2hpu_mb),
+ &cx->scb->ppu2hpu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2hpu_mb),
+ &cx->scb->epu2hpu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2ppu_mb),
+ &cx->scb->cpu2ppu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2ppu_mb),
+ &cx->scb->apu2ppu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2ppu_mb),
+ &cx->scb->hpu2ppu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2ppu_mb),
+ &cx->scb->epu2ppu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2epu_mb),
+ &cx->scb->cpu2epu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2epu_mb),
+ &cx->scb->apu2epu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2epu_mb),
+ &cx->scb->hpu2epu_mb_offset);
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2epu_mb),
+ &cx->scb->ppu2epu_mb_offset);
+
+ cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu_state),
+ &cx->scb->ipc_offset);
+
+ cx18_writel(cx, 1, &cx->scb->epu_state);
+}