NTB: set peer_sta within event handler itself
amd_ack_smu() should only set the corresponding bits into SMUACK register. Setting the bitmask of peer_sta should be done within the event handler. They are two different things, and so should be handled differently and at different places. Signed-off-by: Arindam Nath <arindam.nath@amd.com> Signed-off-by: Jon Mason <jdmason@kudzu.us>
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@ -541,8 +541,6 @@ static void amd_ack_smu(struct amd_ntb_dev *ndev, u32 bit)
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reg = readl(mmio + AMD_SMUACK_OFFSET);
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reg = readl(mmio + AMD_SMUACK_OFFSET);
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reg |= bit;
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reg |= bit;
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writel(reg, mmio + AMD_SMUACK_OFFSET);
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writel(reg, mmio + AMD_SMUACK_OFFSET);
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ndev->peer_sta |= bit;
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}
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}
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static void amd_handle_event(struct amd_ntb_dev *ndev, int vec)
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static void amd_handle_event(struct amd_ntb_dev *ndev, int vec)
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@ -560,9 +558,11 @@ static void amd_handle_event(struct amd_ntb_dev *ndev, int vec)
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status &= AMD_EVENT_INTMASK;
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status &= AMD_EVENT_INTMASK;
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switch (status) {
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switch (status) {
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case AMD_PEER_FLUSH_EVENT:
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case AMD_PEER_FLUSH_EVENT:
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ndev->peer_sta |= AMD_PEER_FLUSH_EVENT;
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dev_info(dev, "Flush is done.\n");
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dev_info(dev, "Flush is done.\n");
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break;
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break;
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case AMD_PEER_RESET_EVENT:
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case AMD_PEER_RESET_EVENT:
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ndev->peer_sta |= AMD_PEER_RESET_EVENT;
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amd_ack_smu(ndev, AMD_PEER_RESET_EVENT);
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amd_ack_smu(ndev, AMD_PEER_RESET_EVENT);
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/* link down first */
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/* link down first */
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@ -575,6 +575,7 @@ static void amd_handle_event(struct amd_ntb_dev *ndev, int vec)
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case AMD_PEER_PMETO_EVENT:
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case AMD_PEER_PMETO_EVENT:
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case AMD_LINK_UP_EVENT:
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case AMD_LINK_UP_EVENT:
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case AMD_LINK_DOWN_EVENT:
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case AMD_LINK_DOWN_EVENT:
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ndev->peer_sta |= status;
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amd_ack_smu(ndev, status);
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amd_ack_smu(ndev, status);
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/* link down */
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/* link down */
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@ -588,6 +589,7 @@ static void amd_handle_event(struct amd_ntb_dev *ndev, int vec)
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if (status & 0x1)
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if (status & 0x1)
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dev_info(dev, "Wakeup is done.\n");
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dev_info(dev, "Wakeup is done.\n");
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ndev->peer_sta |= AMD_PEER_D0_EVENT;
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amd_ack_smu(ndev, AMD_PEER_D0_EVENT);
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amd_ack_smu(ndev, AMD_PEER_D0_EVENT);
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/* start a timer to poll link status */
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/* start a timer to poll link status */
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