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scsi: ufs: ufs-pci: Remove control of UIC Completion interrupt for Intel MTL

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Now that UFS core enables the UIC Completion interrupt only when needed,
Intel MTL driver no longer needs to control the interrupt itself.  So
remove the associated code.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20250723165856.145750-9-adrian.hunter@intel.com
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Adrian Hunter 2025-07-23 19:58:56 +03:00 committed by Martin K. Petersen
parent d402b20f9c
commit 22b246e3fc
1 changed files with 0 additions and 27 deletions
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27
drivers/ufs/host/ufshcd-pci.c
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@ -211,32 +211,6 @@ static int ufs_intel_lkf_apply_dev_quirks(struct ufs_hba *hba)
return ret;
}
static void ufs_intel_ctrl_uic_compl(struct ufs_hba *hba, bool enable)
{
u32 set = ufshcd_readl(hba, REG_INTERRUPT_ENABLE);
if (enable)
set |= UIC_COMMAND_COMPL;
else
set &= ~UIC_COMMAND_COMPL;
ufshcd_writel(hba, set, REG_INTERRUPT_ENABLE);
}
static void ufs_intel_mtl_h8_notify(struct ufs_hba *hba,
enum uic_cmd_dme cmd,
enum ufs_notify_change_status status)
{
/*
* Disable UIC COMPL INTR to prevent access to UFSHCI after
* checking HCS.UPMCRS
*/
if (status == PRE_CHANGE && cmd == UIC_CMD_DME_HIBER_ENTER)
ufs_intel_ctrl_uic_compl(hba, false);
if (status == POST_CHANGE && cmd == UIC_CMD_DME_HIBER_EXIT)
ufs_intel_ctrl_uic_compl(hba, true);
}
#define INTEL_ACTIVELTR 0x804
#define INTEL_IDLELTR 0x808
@ -549,7 +523,6 @@ static struct ufs_hba_variant_ops ufs_intel_mtl_hba_vops = {
.init = ufs_intel_mtl_init,
.exit = ufs_intel_common_exit,
.hce_enable_notify = ufs_intel_hce_enable_notify,
.hibern8_notify = ufs_intel_mtl_h8_notify,
.link_startup_notify = ufs_intel_link_startup_notify,
.resume = ufs_intel_resume,
.device_reset = ufs_intel_device_reset,