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Date: Mon, 20 Sep 2021 16:48:49 -0700 From: Stephen Boyd <swboyd@...omium.org> To: Stephen Boyd <sboyd@...nel.org> Cc: linux-kernel@...r.kernel.org, Subbaraman Narayanamurthy <subbaram@...eaurora.org>, satya priya <skakit@...eaurora.org> Subject: [PATCH] spmi: pmic-arb: Add sid and address to error messages It's useful to know what particular device/component is having trouble accessing the bus. Add the sid and address to error messages here so that debugging is a little simpler. Cc: Subbaraman Narayanamurthy <subbaram@...eaurora.org> Cc: satya priya <skakit@...eaurora.org> Signed-off-by: Stephen Boyd <swboyd@...omium.org> --- drivers/spmi/spmi-pmic-arb.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/drivers/spmi/spmi-pmic-arb.c b/drivers/spmi/spmi-pmic-arb.c index bbbd311eda03..e397c2532c8d 100644 --- a/drivers/spmi/spmi-pmic-arb.c +++ b/drivers/spmi/spmi-pmic-arb.c @@ -261,20 +261,21 @@ static int pmic_arb_wait_for_done(struct spmi_controller *ctrl, if (status & PMIC_ARB_STATUS_DONE) { if (status & PMIC_ARB_STATUS_DENIED) { - dev_err(&ctrl->dev, "%s: transaction denied (0x%x)\n", - __func__, status); + dev_err(&ctrl->dev, "%s: %#x %#x: transaction denied (%#x)\n", + __func__, sid, addr, status); return -EPERM; } if (status & PMIC_ARB_STATUS_FAILURE) { - dev_err(&ctrl->dev, "%s: transaction failed (0x%x)\n", - __func__, status); + dev_err(&ctrl->dev, "%s: %#x %#x: transaction failed (%#x)\n", + __func__, sid, addr, status); + WARN_ON(1); return -EIO; } if (status & PMIC_ARB_STATUS_DROPPED) { - dev_err(&ctrl->dev, "%s: transaction dropped (0x%x)\n", - __func__, status); + dev_err(&ctrl->dev, "%s: %#x %#x: transaction dropped (%#x)\n", + __func__, sid, addr, status); return -EIO; } @@ -283,8 +284,8 @@ static int pmic_arb_wait_for_done(struct spmi_controller *ctrl, udelay(1); } - dev_err(&ctrl->dev, "%s: timeout, status 0x%x\n", - __func__, status); + dev_err(&ctrl->dev, "%s: %#x %#x: timeout, status %#x\n", + __func__, sid, addr, status); return -ETIMEDOUT; } -- https://chromeos.dev
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