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20ea6adbf1
Build system: x86_64 Build-tested: bcm2708, bcm2709, bcm2710, bcm2711 Run-tested: bcm2708/RPiB+, bcm2709/RPi3B, bcm2710/RPi3B, bcm2711/RPi4B Signed-off-by: Marty Jones <mj8263788@gmail.com> Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
55 lines
1.7 KiB
Diff
55 lines
1.7 KiB
Diff
From 792ae143562fc4d4c22e492d3b1a3216d0fa2d14 Mon Sep 17 00:00:00 2001
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From: Dom Cobley <popcornmix@gmail.com>
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Date: Mon, 19 Apr 2021 19:30:26 +0100
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Subject: [PATCH] rpivid: Switch to new clock api
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Signed-off-by: Dom Cobley <popcornmix@gmail.com>
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---
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drivers/staging/media/rpivid/rpivid.h | 1 +
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drivers/staging/media/rpivid/rpivid_video.c | 11 +++--------
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2 files changed, 4 insertions(+), 8 deletions(-)
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--- a/drivers/staging/media/rpivid/rpivid.h
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+++ b/drivers/staging/media/rpivid/rpivid.h
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@@ -172,6 +172,7 @@ struct rpivid_dev {
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void __iomem *base_h265;
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struct clk *clock;
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+ struct clk_request *hevc_req;
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struct rpivid_hw_irq_ctrl ic_active1;
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struct rpivid_hw_irq_ctrl ic_active2;
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--- a/drivers/staging/media/rpivid/rpivid_video.c
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+++ b/drivers/staging/media/rpivid/rpivid_video.c
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@@ -499,8 +499,8 @@ static int rpivid_start_streaming(struct
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if (V4L2_TYPE_IS_OUTPUT(vq->type) && dev->dec_ops->start)
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ret = dev->dec_ops->start(ctx);
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- ret = clk_set_rate(dev->clock, max_hevc_clock);
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- if (ret) {
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+ dev->hevc_req = clk_request_start(dev->clock, max_hevc_clock);
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+ if (!dev->hevc_req) {
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dev_err(dev->dev, "Failed to set clock rate\n");
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goto out;
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}
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@@ -520,18 +520,13 @@ static void rpivid_stop_streaming(struct
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{
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struct rpivid_ctx *ctx = vb2_get_drv_priv(vq);
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struct rpivid_dev *dev = ctx->dev;
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- long min_hevc_clock = clk_round_rate(dev->clock, 0);
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- int ret;
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if (V4L2_TYPE_IS_OUTPUT(vq->type) && dev->dec_ops->stop)
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dev->dec_ops->stop(ctx);
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rpivid_queue_cleanup(vq, VB2_BUF_STATE_ERROR);
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- ret = clk_set_rate(dev->clock, min_hevc_clock);
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- if (ret)
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- dev_err(dev->dev, "Failed to set minimum clock rate\n");
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-
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+ clk_request_done(dev->hevc_req);
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clk_disable_unprepare(dev->clock);
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}
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