From 15ade055295d13f95d49e3d99b09f3bbfb4a43e7 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 06 Nov 2023 07:25:24 +0000
Subject: [PATCH] add at24 driver
---
kernel/drivers/video/rockchip/mpp/mpp_vepu2.c | 20 ++++++++++++++++++--
1 files changed, 18 insertions(+), 2 deletions(-)
diff --git a/kernel/drivers/video/rockchip/mpp/mpp_vepu2.c b/kernel/drivers/video/rockchip/mpp/mpp_vepu2.c
index 75188f2..d7dd2c1 100644
--- a/kernel/drivers/video/rockchip/mpp/mpp_vepu2.c
+++ b/kernel/drivers/video/rockchip/mpp/mpp_vepu2.c
@@ -287,6 +287,7 @@
u32 i;
u32 reg_en;
struct vepu_task *task = to_vepu_task(mpp_task);
+ u32 timing_en = mpp->srv->timing_en;
mpp_debug_enter();
@@ -305,12 +306,21 @@
mpp_write_req(mpp, task->reg, s, e, reg_en);
}
+
+ /* flush tlb before starting hardware */
+ mpp_iommu_flush_tlb(mpp->iommu_info);
+
/* init current task */
mpp->cur_task = mpp_task;
+
+ mpp_task_run_begin(mpp_task, timing_en, MPP_WORK_TIMEOUT_DELAY);
+
/* Last, flush the registers */
wmb();
mpp_write(mpp, VEPU2_REG_ENC_EN,
task->reg[reg_en] | VEPU2_ENC_START);
+
+ mpp_task_run_end(mpp_task, timing_en);
mpp_debug_leave();
@@ -578,6 +588,10 @@
enc->procfs = NULL;
return -EIO;
}
+
+ /* for common mpp_dev options */
+ mpp_procfs_create_common(enc->procfs, mpp);
+
mpp_procfs_create_u32("aclk", 0644,
enc->procfs, &enc->aclk_info.debug_rate_hz);
mpp_procfs_create_u32("session_buffers", 0644,
@@ -722,15 +736,17 @@
{
struct vepu_dev *enc = to_vepu_dev(mpp);
+ mpp_write(mpp, VEPU2_REG_ENC_EN, 0);
+ udelay(5);
if (enc->rst_a && enc->rst_h) {
/* Don't skip this or iommu won't work after reset */
- rockchip_pmu_idle_request(mpp->dev, true);
+ mpp_pmu_idle_request(mpp, true);
mpp_safe_reset(enc->rst_a);
mpp_safe_reset(enc->rst_h);
udelay(5);
mpp_safe_unreset(enc->rst_a);
mpp_safe_unreset(enc->rst_h);
- rockchip_pmu_idle_request(mpp->dev, false);
+ mpp_pmu_idle_request(mpp, false);
}
mpp_write(mpp, VEPU2_REG_INT, VEPU2_INT_CLEAR);
--
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