mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-28 01:28:59 +00:00
2e715fb4fc
Add support for BCM2712 (Raspberry Pi 5).
3bb5880ab3
Patches were generated from the diff between linux kernel branch linux-6.1.y
and rpi-6.1.y from raspberry pi kernel source:
- git format-patch linux-6.1.y...rpi-6.1.y
Build system: x86_64
Build-tested: bcm2708, bcm2709, bcm2710, bcm2711
Run-tested: bcm2710/RPi3B, bcm2711/RPi4B
Signed-off-by: Marty Jones <mj8263788@gmail.com>
[Remove applied and reverted patches, squash patches and config commits]
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
80 lines
2.6 KiB
Diff
80 lines
2.6 KiB
Diff
From d5066442e39dd9bf4ba6431ffb3f99e3d5085d3f Mon Sep 17 00:00:00 2001
|
|
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
|
|
Date: Thu, 4 Jan 2024 12:02:43 +0000
|
|
Subject: [PATCH] drm/vc4: Fix reading of frame count on GEN5 / Pi4
|
|
|
|
The frame count values moved within registers DISPSTAT1 and
|
|
DISPSTAT2 with GEN5, so update the accessor function to
|
|
accommodate that.
|
|
|
|
Fixes: b51cd7ad143d ("drm/vc4: hvs: Fix frame count register readout")
|
|
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
|
|
---
|
|
drivers/gpu/drm/vc4/vc4_hvs.c | 23 +++++++++++++++++++++--
|
|
drivers/gpu/drm/vc4/vc4_regs.h | 6 ++++++
|
|
2 files changed, 27 insertions(+), 2 deletions(-)
|
|
|
|
--- a/drivers/gpu/drm/vc4/vc4_hvs.c
|
|
+++ b/drivers/gpu/drm/vc4/vc4_hvs.c
|
|
@@ -823,10 +823,28 @@ u8 vc4_hvs_get_fifo_frame_count(struct v
|
|
if (!drm_dev_enter(drm, &idx))
|
|
return 0;
|
|
|
|
- if (vc4->gen >= VC4_GEN_6) {
|
|
+ switch (vc4->gen) {
|
|
+ case VC4_GEN_6:
|
|
field = VC4_GET_FIELD(HVS_READ(SCALER6_DISPX_STATUS(fifo)),
|
|
SCALER6_DISPX_STATUS_FRCNT);
|
|
- } else {
|
|
+ break;
|
|
+ case VC4_GEN_5:
|
|
+ switch (fifo) {
|
|
+ case 0:
|
|
+ field = VC4_GET_FIELD(HVS_READ(SCALER_DISPSTAT1),
|
|
+ SCALER5_DISPSTAT1_FRCNT0);
|
|
+ break;
|
|
+ case 1:
|
|
+ field = VC4_GET_FIELD(HVS_READ(SCALER_DISPSTAT1),
|
|
+ SCALER5_DISPSTAT1_FRCNT1);
|
|
+ break;
|
|
+ case 2:
|
|
+ field = VC4_GET_FIELD(HVS_READ(SCALER_DISPSTAT2),
|
|
+ SCALER5_DISPSTAT2_FRCNT2);
|
|
+ break;
|
|
+ }
|
|
+ break;
|
|
+ case VC4_GEN_4:
|
|
switch (fifo) {
|
|
case 0:
|
|
field = VC4_GET_FIELD(HVS_READ(SCALER_DISPSTAT1),
|
|
@@ -841,6 +859,7 @@ u8 vc4_hvs_get_fifo_frame_count(struct v
|
|
SCALER_DISPSTAT2_FRCNT2);
|
|
break;
|
|
}
|
|
+ break;
|
|
}
|
|
|
|
drm_dev_exit(idx);
|
|
--- a/drivers/gpu/drm/vc4/vc4_regs.h
|
|
+++ b/drivers/gpu/drm/vc4/vc4_regs.h
|
|
@@ -424,6 +424,10 @@
|
|
# define SCALER_DISPSTAT1_FRCNT0_SHIFT 18
|
|
# define SCALER_DISPSTAT1_FRCNT1_MASK VC4_MASK(17, 12)
|
|
# define SCALER_DISPSTAT1_FRCNT1_SHIFT 12
|
|
+# define SCALER5_DISPSTAT1_FRCNT0_MASK VC4_MASK(25, 20)
|
|
+# define SCALER5_DISPSTAT1_FRCNT0_SHIFT 20
|
|
+# define SCALER5_DISPSTAT1_FRCNT1_MASK VC4_MASK(19, 14)
|
|
+# define SCALER5_DISPSTAT1_FRCNT1_SHIFT 14
|
|
|
|
#define SCALER_DISPSTATX(x) (SCALER_DISPSTAT0 + \
|
|
(x) * (SCALER_DISPSTAT1 - \
|
|
@@ -442,6 +446,8 @@
|
|
#define SCALER_DISPSTAT2 0x00000068
|
|
# define SCALER_DISPSTAT2_FRCNT2_MASK VC4_MASK(17, 12)
|
|
# define SCALER_DISPSTAT2_FRCNT2_SHIFT 12
|
|
+# define SCALER5_DISPSTAT2_FRCNT2_MASK VC4_MASK(19, 14)
|
|
+# define SCALER5_DISPSTAT2_FRCNT2_SHIFT 14
|
|
|
|
#define SCALER_DISPBASE2 0x0000006c
|
|
#define SCALER_DISPALPHA2 0x00000070
|