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From: Jonathan Cameron <Jonathan.Cameron@huawei.com>
To: Michael Tsirkin <mst@redhat.com>, <qemu-devel@nongnu.org>,
	Davidlohr Bueso <dave@stgolabs.net>
Cc: <linuxarm@huawei.com>, <linux-cxl@vger.kernel.org>,
	Ravi Shankar <venkataravis@micron.com>,
	Marcel Apfelbaum <marcel.apfelbaum@gmail.com>,
	Markus Armbruster <armbru@redhat.com>,
	Michael Roth <michael.roth@amd.com>
Subject: [PATCH qemu v6 7/7] hw/cxl: Remove register special_ops->read()
Date: Wed, 4 Feb 2026 12:12:15 +0000	[thread overview]
Message-ID: <20260204121215.68897-8-Jonathan.Cameron@huawei.com> (raw)
In-Reply-To: <20260204121215.68897-1-Jonathan.Cameron@huawei.com>

From: Davidlohr Bueso <dave@stgolabs.net>

... this is unused, unlike its write counterpart.

Suggested-by: Jonathan.Cameron@huawei.com
Tested-by: Dongjoo Seo <dongjoo.seo1@samsung.com>
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
 hw/cxl/cxl-component-utils.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/hw/cxl/cxl-component-utils.c b/hw/cxl/cxl-component-utils.c
index a7d36e1128c2..a3077184e230 100644
--- a/hw/cxl/cxl-component-utils.c
+++ b/hw/cxl/cxl-component-utils.c
@@ -69,10 +69,6 @@ static uint64_t cxl_cache_mem_read_reg(void *opaque, hwaddr offset,
 
     switch (size) {
     case 4:
-        if (cregs->special_ops && cregs->special_ops->read) {
-            return cregs->special_ops->read(cxl_cstate, offset, 4);
-        }
-
         QEMU_BUILD_BUG_ON(sizeof(*cregs->cache_mem_registers) != 4);
 
         if (offset == A_CXL_BI_RT_STATUS ||
-- 
2.51.0


      parent reply	other threads:[~2026-02-04 12:16 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-04 12:12 [PATCH qemu v6 0/7] hw/cxl: Support Back-Invalidate (+ PCIe Flit mode) Jonathan Cameron
2026-02-04 12:12 ` [PATCH qemu v6 1/7] hw/pcie: Support enabling flit mode Jonathan Cameron
2026-02-04 12:12 ` [PATCH qemu v6 2/7] hw/cxl: Refactor component register initialization Jonathan Cameron
2026-02-04 12:12 ` [PATCH qemu v6 3/7] tests/bios-tables-test: Excluded CEDT.cxl for BI restriction relaxation Jonathan Cameron
2026-02-04 12:12 ` [PATCH qemu v6 4/7] hw/cxl: Update CXL Fixed Memory Window ACPI description to include Back Invalidate support Jonathan Cameron
2026-02-04 12:12 ` [PATCH qemu v6 5/7] tests/acpi/cxl: Update CEDT.cxl to allow BI in CFWMS Jonathan Cameron
2026-02-04 12:12 ` [PATCH qemu v6 6/7] hw/cxl: Support type3 HDM-DB Jonathan Cameron
2026-02-04 13:24   ` Michael S. Tsirkin
2026-02-04 13:44     ` Michael S. Tsirkin
2026-02-04 15:21       ` Jonathan Cameron
2026-02-04 15:40         ` Jonathan Cameron
2026-02-04 15:50           ` Jonathan Cameron
2026-02-04 16:48         ` Michael S. Tsirkin
2026-02-04 12:12 ` Jonathan Cameron [this message]

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