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62b7f5931c
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
(cherry-picked from commit f07e572f64)
51 lines
1.4 KiB
Diff
51 lines
1.4 KiB
Diff
From c017882242d671cf81256301a3e9a6fc9eefdc13 Mon Sep 17 00:00:00 2001
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From: Maxime Ripard <maxime@cerno.tech>
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Date: Mon, 13 Jan 2020 13:39:32 +0100
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Subject: [PATCH] drm/vc4: crtc: Turn static const variable into a
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define
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The hvs_latency_pix variable doesn't need to be a variable and can just be
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defined.
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Signed-off-by: Maxime Ripard <maxime@cerno.tech>
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---
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drivers/gpu/drm/vc4/vc4_crtc.c | 8 +++++---
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1 file changed, 5 insertions(+), 3 deletions(-)
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--- a/drivers/gpu/drm/vc4/vc4_crtc.c
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+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
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@@ -44,6 +44,8 @@
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#include "vc4_drv.h"
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#include "vc4_regs.h"
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+#define HVS_FIFO_LATENCY_PIX 6
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+
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#define CRTC_WRITE(offset, val) writel(val, vc4_crtc->regs + (offset))
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#define CRTC_READ(offset) readl(vc4_crtc->regs + (offset))
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@@ -227,21 +229,21 @@ vc4_crtc_update_gamma_lut(struct drm_crt
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vc4_crtc_lut_load(crtc);
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}
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+
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static u32 vc4_get_fifo_full_level(u32 format)
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{
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static const u32 fifo_len_bytes = 64;
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- static const u32 hvs_latency_pix = 6;
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switch (format) {
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case PV_CONTROL_FORMAT_DSIV_16:
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case PV_CONTROL_FORMAT_DSIC_16:
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- return fifo_len_bytes - 2 * hvs_latency_pix;
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+ return fifo_len_bytes - 2 * HVS_FIFO_LATENCY_PIX;
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case PV_CONTROL_FORMAT_DSIV_18:
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return fifo_len_bytes - 14;
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case PV_CONTROL_FORMAT_24:
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case PV_CONTROL_FORMAT_DSIV_24:
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default:
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- return fifo_len_bytes - 3 * hvs_latency_pix;
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+ return fifo_len_bytes - 3 * HVS_FIFO_LATENCY_PIX;
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}
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}
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