Files
LibreELEC.tv/packages/linux/patches/rockchip-old/rockchip-0033-WIP-1001-media-hantro-rockchip-Increase-RK3288-s-max.patch
Christian Hewitt 16d8875e4f linux: update rockchip-old to Linux 6.16.7
Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
2025-09-22 13:54:39 +00:00

62 lines
2.0 KiB
Diff

From 98692155629740e372a2eb1967a217c66e18328f Mon Sep 17 00:00:00 2001
From: Alex Bee <knaerzche@gmail.com>
Date: Sat, 21 Aug 2021 16:12:36 +0200
Subject: [PATCH 33/59] WIP/1001: media: hantro: rockchip: Increase RK3288's
max ACLK
Required to proper decode H.264@4K
Signed-off-by: Alex Bee <knaerzche@gmail.com>
---
.../media/platform/verisilicon/rockchip_vpu_hw.c | 14 +++++++++++---
1 file changed, 11 insertions(+), 3 deletions(-)
diff --git a/drivers/media/platform/verisilicon/rockchip_vpu_hw.c b/drivers/media/platform/verisilicon/rockchip_vpu_hw.c
index 02673be9878e..0e243c9cf894 100644
--- a/drivers/media/platform/verisilicon/rockchip_vpu_hw.c
+++ b/drivers/media/platform/verisilicon/rockchip_vpu_hw.c
@@ -16,7 +16,8 @@
#include "rockchip_vpu981_regs.h"
#define RK3066_ACLK_MAX_FREQ (300 * 1000 * 1000)
-#define RK3288_ACLK_MAX_FREQ (400 * 1000 * 1000)
+#define RK3288_ACLK_MAX_FREQ (600 * 1000 * 1000)
+#define RK3399_ACLK_MAX_FREQ (400 * 1000 * 1000)
#define ROCKCHIP_VPU981_MIN_SIZE 64
@@ -453,13 +454,20 @@ static int rk3066_vpu_hw_init(struct hantro_dev *vpu)
return 0;
}
-static int rockchip_vpu_hw_init(struct hantro_dev *vpu)
+static int rk3288_vpu_hw_init(struct hantro_dev *vpu)
{
/* Bump ACLK to max. possible freq. to improve performance. */
clk_set_rate(vpu->clocks[0].clk, RK3288_ACLK_MAX_FREQ);
return 0;
}
+static int rockchip_vpu_hw_init(struct hantro_dev *vpu)
+{
+ /* Bump ACLK to max. possible freq. to improve performance. */
+ clk_set_rate(vpu->clocks[0].clk, RK3399_ACLK_MAX_FREQ);
+ return 0;
+}
+
static void rk3066_vpu_dec_reset(struct hantro_ctx *ctx)
{
struct hantro_dev *vpu = ctx->dev;
@@ -715,7 +723,7 @@ const struct hantro_variant rk3288_vpu_variant = {
.codec_ops = rk3288_vpu_codec_ops,
.irqs = rockchip_vpu1_irqs,
.num_irqs = ARRAY_SIZE(rockchip_vpu1_irqs),
- .init = rockchip_vpu_hw_init,
+ .init = rk3288_vpu_hw_init,
.clk_names = rockchip_vpu_clk_names,
.num_clocks = ARRAY_SIZE(rockchip_vpu_clk_names)
};
--
2.34.1