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MALI: bifrost: Make set regulater before initialize OPPs

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WARNING: CPU: 3 PID: 35 at drivers/opp/core.c:1406 dev_pm_opp_set_regulators+0x160/0x1f8
Modules linked in:
CPU: 3 PID: 35 Comm: kworker/3:1 Not tainted 4.19.53 #252
Hardware name: Rockchip rk3326 863 rkisp1 board (DT)
Workqueue: events deferred_probe_work_func
pstate: 20400005 (nzCv daif +PAN -UAO)
pc : dev_pm_opp_set_regulators+0x160/0x1f8
lr : dev_pm_opp_set_regulators+0x28/0x1f8
sp : ffffff80097ebb10
x29: ffffff80097ebb10 x28: 0000000000000000
x27: 0000000000000001 x26: ffffffc03b48c0b8
x25: ffffffc03e2a4810 x24: 0000000000000002
x23: ffffff80093d10d8 x22: ffffffc03e2a4800
x21: ffffffc03b48c000 x20: ffffffc03b48b200
x19: ffffffc03b48c000 x18: ffffffffffffffff
x17: 0000000000000000 x16: ffffffc03e26a880
x15: ffffff800933da88 x14: ffffff80894ecdf7
x13: ffffff80094ece05 x12: ffffff80094ed240
x11: 0000000000000004 x10: 0101010101010101
x9 : fffffffffffffffd x8 : 7f7f7f7f7f7f7f7f
x7 : fefefeff646c606d x6 : 0d0d0206ebadf2e1
x5 : 0000000000000007 x4 : 0000000000000006
x3 : ffffff8009427ff8 x2 : 0000000000000000
x1 : ffffffc03b45d180 x0 : ffffffc03b48b250

Call trace:
 dev_pm_opp_set_regulators+0x160/0x1f8
 kbase_platform_device_probe+0x24c/0xd30
 platform_drv_probe+0x50/0xa8
 really_probe+0x1f8/0x288
 driver_probe_device+0x58/0x100
 __device_attach_driver+0x9c/0xf8
 bus_for_each_drv+0x70/0xc8
 __device_attach+0xdc/0x138
 device_initial_probe+0x10/0x18
 bus_probe_device+0x94/0xa0
 deferred_probe_work_func+0x6c/0xa0
 process_one_work+0x1ec/0x450
 worker_thread+0x234/0x428
 kthread+0xfc/0x128
 ret_from_fork+0x10/0x18
---[ end trace 30d550c0a063d9db ]---

Change-Id: I66b1642bc54729bf0bb6d1d015069b7b8e51e02c
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
This commit is contained in:
Finley Xiao
2019-10-23 10:45:50 +08:00
committed by Tao Huang
parent d7e9e2622d
commit e5291ee9cf
1 changed files with 6 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/gpu/arm/bifrost/mali_kbase_core_linux.c
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@@ -3493,10 +3493,6 @@ static int power_control_init(struct platform_device *pdev)
kbdev->nr_clocks = i;
dev_dbg(&pdev->dev, "Clocks probed: %u\n", kbdev->nr_clocks);
err = kbase_platform_rk_init_opp_table(kbdev);
if (err)
dev_err(kbdev->dev, "Failed to init_opp_table (%d)\n", err);
#if defined(CONFIG_PM_OPP)
#if ((KERNEL_VERSION(4, 10, 0) <= LINUX_VERSION_CODE) && \
defined(CONFIG_REGULATOR))
@@ -3505,8 +3501,14 @@ static int power_control_init(struct platform_device *pdev)
regulator_names, BASE_MAX_NR_CLOCKS_REGULATORS);
}
#endif /* (KERNEL_VERSION(4, 10, 0) <= LINUX_VERSION_CODE */
#ifdef CONFIG_ARCH_ROCKCHIP
err = kbase_platform_rk_init_opp_table(kbdev);
if (err)
dev_err(kbdev->dev, "Failed to init_opp_table (%d)\n", err);
#else
err = dev_pm_opp_of_add_table(kbdev->dev);
CSTD_UNUSED(err);
#endif
#endif /* CONFIG_PM_OPP */
#endif /* KERNEL_VERSION(4, 4, 0) > LINUX_VERSION_CODE */