diff --git a/drivers/misc/habanalabs/common/command_submission.c b/drivers/misc/habanalabs/common/command_submission.c index 91b57544f7c6..6dafff375f1c 100644 --- a/drivers/misc/habanalabs/common/command_submission.c +++ b/drivers/misc/habanalabs/common/command_submission.c @@ -2649,11 +2649,18 @@ put_ctx: free_seq_arr: kfree(cs_seq_arr); - /* update output args */ - memset(args, 0, sizeof(*args)); if (rc) return rc; + if (mcs_data.wait_status == -ERESTARTSYS) { + dev_err_ratelimited(hdev->dev, + "user process got signal while waiting for Multi-CS\n"); + return -EINTR; + } + + /* update output args */ + memset(args, 0, sizeof(*args)); + if (mcs_data.completion_bitmap) { args->out.status = HL_WAIT_CS_STATUS_COMPLETED; args->out.cs_completion_map = mcs_data.completion_bitmap; @@ -2667,8 +2674,6 @@ free_seq_arr: /* update if some CS was gone */ if (mcs_data.timestamp) args->out.flags |= HL_WAIT_CS_STATUS_FLAG_GONE; - } else if (mcs_data.wait_status == -ERESTARTSYS) { - args->out.status = HL_WAIT_CS_STATUS_INTERRUPTED; } else { args->out.status = HL_WAIT_CS_STATUS_BUSY; } @@ -2688,16 +2693,17 @@ static int hl_cs_wait_ioctl(struct hl_fpriv *hpriv, void *data) rc = _hl_cs_wait_ioctl(hdev, hpriv->ctx, args->in.timeout_us, seq, &status, ×tamp); + if (rc == -ERESTARTSYS) { + dev_err_ratelimited(hdev->dev, + "user process got signal while waiting for CS handle %llu\n", + seq); + return -EINTR; + } + memset(args, 0, sizeof(*args)); if (rc) { - if (rc == -ERESTARTSYS) { - dev_err_ratelimited(hdev->dev, - "user process got signal while waiting for CS handle %llu\n", - seq); - args->out.status = HL_WAIT_CS_STATUS_INTERRUPTED; - rc = -EINTR; - } else if (rc == -ETIMEDOUT) { + if (rc == -ETIMEDOUT) { dev_err_ratelimited(hdev->dev, "CS %llu has timed-out while user process is waiting for it\n", seq); @@ -2823,7 +2829,6 @@ wait_again: dev_err_ratelimited(hdev->dev, "user process got signal while waiting for interrupt ID %d\n", interrupt->interrupt_id); - *status = HL_WAIT_CS_STATUS_INTERRUPTED; rc = -EINTR; } else { *status = CS_WAIT_STATUS_BUSY; @@ -2878,8 +2883,6 @@ static int hl_interrupt_wait_ioctl(struct hl_fpriv *hpriv, void *data) args->in.interrupt_timeout_us, args->in.addr, args->in.target, interrupt_offset, &status); - memset(args, 0, sizeof(*args)); - if (rc) { if (rc != -EINTR) dev_err_ratelimited(hdev->dev, @@ -2888,6 +2891,8 @@ static int hl_interrupt_wait_ioctl(struct hl_fpriv *hpriv, void *data) return rc; } + memset(args, 0, sizeof(*args)); + switch (status) { case CS_WAIT_STATUS_COMPLETED: args->out.status = HL_WAIT_CS_STATUS_COMPLETED; diff --git a/include/uapi/misc/habanalabs.h b/include/uapi/misc/habanalabs.h index 7cc2a0f3f2f5..d13bb8c1b450 100644 --- a/include/uapi/misc/habanalabs.h +++ b/include/uapi/misc/habanalabs.h @@ -917,7 +917,6 @@ struct hl_wait_cs_in { #define HL_WAIT_CS_STATUS_BUSY 1 #define HL_WAIT_CS_STATUS_TIMEDOUT 2 #define HL_WAIT_CS_STATUS_ABORTED 3 -#define HL_WAIT_CS_STATUS_INTERRUPTED 4 #define HL_WAIT_CS_STATUS_FLAG_GONE 0x1 #define HL_WAIT_CS_STATUS_FLAG_TIMESTAMP_VLD 0x2 @@ -1286,7 +1285,8 @@ struct hl_debug_args { * EIO - The CS was aborted (usually because the device was reset) * ENODEV - The device wants to do hard-reset (so user need to close FD) * - * The driver also returns a custom define inside the IOCTL which can be: + * The driver also returns a custom define in case the IOCTL call returned 0. + * The define can be one of the following: * * HL_WAIT_CS_STATUS_COMPLETED - The CS has been completed successfully (0) * HL_WAIT_CS_STATUS_BUSY - The CS is still executing (0) @@ -1294,8 +1294,6 @@ struct hl_debug_args { * (ETIMEDOUT) * HL_WAIT_CS_STATUS_ABORTED - The CS was aborted, usually because the * device was reset (EIO) - * HL_WAIT_CS_STATUS_INTERRUPTED - Waiting for the CS was interrupted (EINTR) - * */ #define HL_IOCTL_WAIT_CS \