On 6/14/19 8:48 AM, Thierry Reding wrote:
On Fri, Jun 14, 2019 at 05:31:39AM -0700, Bitan Biswas wrote:
Early resume Tegra bpmp to fix Xavier clock rate error as follows:
[  159.017101] of_serial 3110000.serial: calling platform_pm_resume+0x0/0x58 @ 
317, parent: cbb
[  159.025501] of_serial 3110000.serial: platform_pm_resume+0x0/0x58 returned 0 
after 14 usecs
[  159.033694] tegra-i2c 31c0000.i2c: calling platform_pm_resume+0x0/0x58 @ 
317, parent: cbb
[  159.042254] tegra-i2c 31c0000.i2c: failed changing clock rate: -22
[  159.048216] PM: dpm_run_callback(): platform_pm_resume+0x0/0x58 returns -22
[  159.055553] tegra-i2c 31c0000.i2c: platform_pm_resume+0x0/0x58 returned -22 
after 13072 usecs
[  159.063875] PM: Device 31c0000.i2c failed to resume: error -22

Signed-off-by: Bitan Biswas <bbis...@nvidia.com>
---
  drivers/firmware/tegra/bpmp.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/firmware/tegra/bpmp.c b/drivers/firmware/tegra/bpmp.c
index dd775e8..de09036 100644
--- a/drivers/firmware/tegra/bpmp.c
+++ b/drivers/firmware/tegra/bpmp.c
@@ -811,7 +811,9 @@ static int __maybe_unused tegra_bpmp_resume(struct device 
*dev)
                return 0;
  }
-static SIMPLE_DEV_PM_OPS(tegra_bpmp_pm_ops, NULL, tegra_bpmp_resume);
+const struct dev_pm_ops tegra_bpmp_pm_ops = {
+       .resume_early = tegra_bpmp_resume
+};

I've changed this to be static while applying to for-5.3/firmware.
Is this patch already part of some other patch? In that case I can abandon the patch.

Else, I shall add static keyword.


-regards,
 Bitan

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