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clk: meson: Add missing clocks to axg_clk_regmaps
author
Igor Prusov
<ivprusov@salutedevices.com>
Fri, 2 Feb 2024 14:25:48 +0000
(17:25 +0300)
committer
Jerome Brunet
<jbrunet@baylibre.com>
Mon, 5 Feb 2024 09:06:21 +0000
(10:06 +0100)
Some clocks were missing from axg_clk_regmaps, which caused kernel panic
during cat /sys/kernel/debug/clk/clk_summary
[ 57.349402] Unable to handle kernel NULL pointer dereference at virtual address
00000000000001fc
...
[ 57.430002] pstate:
60000005
(nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 57.436900] pc : regmap_read+0x1c/0x88
[ 57.440608] lr : clk_regmap_gate_is_enabled+0x3c/0xb0
[ 57.445611] sp :
ffff800082f1b690
[ 57.448888] x29:
ffff800082f1b690
x28:
0000000000000000
x27:
ffff800080eb9a70
[ 57.455961] x26:
0000000000000007
x25:
0000000000000016
x24:
0000000000000000
[ 57.463033] x23:
ffff800080e8b488
x22:
0000000000000015
x21:
ffff00000e7e7000
[ 57.470106] x20:
ffff00000400ec00
x19:
0000000000000000
x18:
ffffffffffffffff
[ 57.477178] x17:
0000000000000000
x16:
0000000000000000
x15:
ffff0000042a3000
[ 57.484251] x14:
0000000000000000
x13:
ffff0000042a2fec
x12:
0000000005f5e100
[ 57.491323] x11:
abcc77118461cefd
x10:
0000000000000020
x9 :
ffff8000805e4b24
[ 57.498396] x8 :
ffff0000028063c0
x7 :
ffff800082f1b710
x6 :
ffff800082f1b710
[ 57.505468] x5 :
00000000ffffffd0
x4 :
ffff800082f1b6e0
x3 :
0000000000001000
[ 57.512541] x2 :
ffff800082f1b6e4
x1 :
000000000000012c
x0 :
0000000000000000
[ 57.519615] Call trace:
[ 57.522030] regmap_read+0x1c/0x88
[ 57.525393] clk_regmap_gate_is_enabled+0x3c/0xb0
[ 57.530050] clk_core_is_enabled+0x44/0x120
[ 57.534190] clk_summary_show_subtree+0x154/0x2f0
[ 57.538847] clk_summary_show_subtree+0x220/0x2f0
[ 57.543505] clk_summary_show_subtree+0x220/0x2f0
[ 57.548162] clk_summary_show_subtree+0x220/0x2f0
[ 57.552820] clk_summary_show_subtree+0x220/0x2f0
[ 57.557477] clk_summary_show_subtree+0x220/0x2f0
[ 57.562135] clk_summary_show_subtree+0x220/0x2f0
[ 57.566792] clk_summary_show_subtree+0x220/0x2f0
[ 57.571450] clk_summary_show+0x84/0xb8
[ 57.575245] seq_read_iter+0x1bc/0x4b8
[ 57.578954] seq_read+0x8c/0xd0
[ 57.582059] full_proxy_read+0x68/0xc8
[ 57.585767] vfs_read+0xb0/0x268
[ 57.588959] ksys_read+0x70/0x108
[ 57.592236] __arm64_sys_read+0x24/0x38
[ 57.596031] invoke_syscall+0x50/0x128
[ 57.599740] el0_svc_common.constprop.0+0x48/0xf8
[ 57.604397] do_el0_svc+0x28/0x40
[ 57.607675] el0_svc+0x34/0xb8
[ 57.610694] el0t_64_sync_handler+0x13c/0x158
[ 57.615006] el0t_64_sync+0x190/0x198
[ 57.618635] Code:
a9bd7bfd
910003fd
a90153f3
aa0003f3
(
b941fc00
)
[ 57.624668] ---[ end trace
0000000000000000
]---
[jbrunet: add missing Fixes tag]
Signed-off-by: Igor Prusov <ivprusov@salutedevices.com>
Link:
https://lore.kernel.org/r/20240202172537.1.I64656c75d84284bc91e6126b50b33c502be7c42a@changeid
Fixes: 14ebb3154b8f ("clk: meson: axg: add Video Clocks")
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
drivers/clk/meson/axg.c
patch
|
blob
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history
diff --git
a/drivers/clk/meson/axg.c
b/drivers/clk/meson/axg.c
index c12f81dfa6745319d0155a7b386e12ea50dd8cb0..5f60f2bcca592a6ce135d37568f2feb8aafabdd5 100644
(file)
--- a/
drivers/clk/meson/axg.c
+++ b/
drivers/clk/meson/axg.c
@@
-2142,7
+2142,9
@@
static struct clk_regmap *const axg_clk_regmaps[] = {
&axg_vclk_input,
&axg_vclk2_input,
&axg_vclk_div,
+ &axg_vclk_div1,
&axg_vclk2_div,
+ &axg_vclk2_div1,
&axg_vclk_div2_en,
&axg_vclk_div4_en,
&axg_vclk_div6_en,