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[8/8] hw/cxl/mailbox: Use new UUID network order define for cel_uuid

Message ID 20230111142440.24771-9-Jonathan.Cameron@huawei.com
State Superseded
Headers show
Series hw/cxl: CXL emulation cleanups and minor fixes for upstream | expand

Commit Message

Jonathan Cameron Jan. 11, 2023, 2:24 p.m. UTC
From: Ira Weiny <ira.weiny@intel.com>

The cel_uuid was programatically generated previously because there was
no static initializer for network order UUIDs.

Use the new network order initializer for cel_uuid.  Adjust
cxl_initialize_mailbox() because it can't fail now.

Update specification reference.

Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
 hw/cxl/cxl-device-utils.c   |  2 +-
 hw/cxl/cxl-mailbox-utils.c  | 13 ++++++-------
 include/hw/cxl/cxl_device.h |  2 +-
 3 files changed, 8 insertions(+), 9 deletions(-)

Comments

Philippe Mathieu-Daudé Jan. 11, 2023, 3:50 p.m. UTC | #1
On 11/1/23 15:24, Jonathan Cameron via wrote:
> From: Ira Weiny <ira.weiny@intel.com>
> 
> The cel_uuid was programatically generated previously because there was
> no static initializer for network order UUIDs.
> 
> Use the new network order initializer for cel_uuid.  Adjust
> cxl_initialize_mailbox() because it can't fail now.
> 
> Update specification reference.
> 
> Signed-off-by: Ira Weiny <ira.weiny@intel.com>
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> ---
>   hw/cxl/cxl-device-utils.c   |  2 +-
>   hw/cxl/cxl-mailbox-utils.c  | 13 ++++++-------
>   include/hw/cxl/cxl_device.h |  2 +-
>   3 files changed, 8 insertions(+), 9 deletions(-)
> 
> diff --git a/hw/cxl/cxl-device-utils.c b/hw/cxl/cxl-device-utils.c
> index 83ce7a8270..4c5e88aaf5 100644
> --- a/hw/cxl/cxl-device-utils.c
> +++ b/hw/cxl/cxl-device-utils.c
> @@ -267,5 +267,5 @@ void cxl_device_register_init_common(CXLDeviceState *cxl_dstate)
>       cxl_device_cap_init(cxl_dstate, MEMORY_DEVICE, 0x4000);
>       memdev_reg_init_common(cxl_dstate);
>   
> -    assert(cxl_initialize_mailbox(cxl_dstate) == 0);
> +    cxl_initialize_mailbox(cxl_dstate);
>   }
> diff --git a/hw/cxl/cxl-mailbox-utils.c b/hw/cxl/cxl-mailbox-utils.c
> index 942de73bbc..7ed344a754 100644
> --- a/hw/cxl/cxl-mailbox-utils.c
> +++ b/hw/cxl/cxl-mailbox-utils.c
> @@ -192,7 +192,11 @@ static ret_code cmd_timestamp_set(struct cxl_cmd *cmd,
>       return CXL_MBOX_SUCCESS;
>   }
>   
> -static QemuUUID cel_uuid;
> +/* CXL 3.0 8.2.9.5.2.1 Command Effects Log (CEL) */
> +static QemuUUID cel_uuid = {

static const.

Otherwise:

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>

> +        .data = UUID(0x0da9c0b5, 0xbf41, 0x4b78, 0x8f, 0x79,
> +                     0x96, 0xb1, 0x62, 0x3b, 0x3f, 0x17)
> +};
>   
>   /* 8.2.9.4.1 */
>   static ret_code cmd_logs_get_supported(struct cxl_cmd *cmd,
> @@ -457,11 +461,8 @@ void cxl_process_mailbox(CXLDeviceState *cxl_dstate)
>                        DOORBELL, 0);
>   }
diff mbox series

Patch

diff --git a/hw/cxl/cxl-device-utils.c b/hw/cxl/cxl-device-utils.c
index 83ce7a8270..4c5e88aaf5 100644
--- a/hw/cxl/cxl-device-utils.c
+++ b/hw/cxl/cxl-device-utils.c
@@ -267,5 +267,5 @@  void cxl_device_register_init_common(CXLDeviceState *cxl_dstate)
     cxl_device_cap_init(cxl_dstate, MEMORY_DEVICE, 0x4000);
     memdev_reg_init_common(cxl_dstate);
 
-    assert(cxl_initialize_mailbox(cxl_dstate) == 0);
+    cxl_initialize_mailbox(cxl_dstate);
 }
diff --git a/hw/cxl/cxl-mailbox-utils.c b/hw/cxl/cxl-mailbox-utils.c
index 942de73bbc..7ed344a754 100644
--- a/hw/cxl/cxl-mailbox-utils.c
+++ b/hw/cxl/cxl-mailbox-utils.c
@@ -192,7 +192,11 @@  static ret_code cmd_timestamp_set(struct cxl_cmd *cmd,
     return CXL_MBOX_SUCCESS;
 }
 
-static QemuUUID cel_uuid;
+/* CXL 3.0 8.2.9.5.2.1 Command Effects Log (CEL) */
+static QemuUUID cel_uuid = {
+        .data = UUID(0x0da9c0b5, 0xbf41, 0x4b78, 0x8f, 0x79,
+                     0x96, 0xb1, 0x62, 0x3b, 0x3f, 0x17)
+};
 
 /* 8.2.9.4.1 */
 static ret_code cmd_logs_get_supported(struct cxl_cmd *cmd,
@@ -457,11 +461,8 @@  void cxl_process_mailbox(CXLDeviceState *cxl_dstate)
                      DOORBELL, 0);
 }
 
-int cxl_initialize_mailbox(CXLDeviceState *cxl_dstate)
+void cxl_initialize_mailbox(CXLDeviceState *cxl_dstate)
 {
-    /* CXL 2.0: Table 169 Get Supported Logs Log Entry */
-    const char *cel_uuidstr = "0da9c0b5-bf41-4b78-8f79-96b1623b3f17";
-
     for (int set = 0; set < 256; set++) {
         for (int cmd = 0; cmd < 256; cmd++) {
             if (cxl_cmd_set[set][cmd].handler) {
@@ -475,6 +476,4 @@  int cxl_initialize_mailbox(CXLDeviceState *cxl_dstate)
             }
         }
     }
-
-    return qemu_uuid_parse(cel_uuidstr, &cel_uuid);
 }
diff --git a/include/hw/cxl/cxl_device.h b/include/hw/cxl/cxl_device.h
index 250adf18b2..7e5ad65c1d 100644
--- a/include/hw/cxl/cxl_device.h
+++ b/include/hw/cxl/cxl_device.h
@@ -170,7 +170,7 @@  CXL_DEVICE_CAPABILITY_HEADER_REGISTER(MEMORY_DEVICE,
                                       CXL_DEVICE_CAP_HDR1_OFFSET +
                                           CXL_DEVICE_CAP_REG_SIZE * 2)
 
-int cxl_initialize_mailbox(CXLDeviceState *cxl_dstate);
+void cxl_initialize_mailbox(CXLDeviceState *cxl_dstate);
 void cxl_process_mailbox(CXLDeviceState *cxl_dstate);
 
 #define cxl_device_cap_init(dstate, reg, cap_id)                           \