RE: [PATCH v2 2/2] drm/amdgpu/pm: Use macro definitions in the smu IH process function

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[AMD Official Use Only - General]

HI Jun,

I don't think it's necessary to delete these definitions in smu driver_if.h.
Adding a prefix can be used to distinguish definitions in the driver and can also make it easier for us to track problems. E.g: SMU_IH_INTERRUPT_ID_TO_DRIVER
And definitions in the smu_cmn.h file will cause definition conflicts in all subsequent driver if files, we try to avoid modifying the driver_if file and have kept synchronization with pmfw.

Best Regards,
Kevin

-----Original Message-----
From: Ma, Jun <Jun.Ma2@xxxxxxx>
Sent: Tuesday, January 23, 2024 4:13 PM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Lazar, Lijo <Lijo.Lazar@xxxxxxx>; Feng, Kenneth <Kenneth.Feng@xxxxxxx>; Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Wang, Yang(Kevin) <KevinYang.Wang@xxxxxxx>; Ma, Jun <Jun.Ma2@xxxxxxx>
Subject: [PATCH v2 2/2] drm/amdgpu/pm: Use macro definitions in the smu IH process function

Replace the hard-coded numbers with macro definition

Signed-off-by: Ma Jun <Jun.Ma2@xxxxxxx>
---
 .../pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_0.h | 11 -----------  .../pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_6.h |  4 ----  .../pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_7.h | 11 -----------
 drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c     | 10 +++++-----
 drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c     | 14 +++++++-------
 drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0.c     |  2 +-
 drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h             | 10 ++++++++++
 7 files changed, 23 insertions(+), 39 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_0.h b/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_0.h
index b114d14fc053..91229b2dadb5 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_0.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_0.h
@@ -1618,15 +1618,4 @@ typedef struct {
 #define TABLE_WIFIBAND                12
 #define TABLE_COUNT                   13

-//IH Interupt ID
-#define IH_INTERRUPT_ID_TO_DRIVER                   0xFE
-#define IH_INTERRUPT_CONTEXT_ID_BACO                0x2
-#define IH_INTERRUPT_CONTEXT_ID_AC                  0x3
-#define IH_INTERRUPT_CONTEXT_ID_DC                  0x4
-#define IH_INTERRUPT_CONTEXT_ID_AUDIO_D0            0x5
-#define IH_INTERRUPT_CONTEXT_ID_AUDIO_D3            0x6
-#define IH_INTERRUPT_CONTEXT_ID_THERMAL_THROTTLING  0x7
-#define IH_INTERRUPT_CONTEXT_ID_FAN_ABNORMAL        0x8
-#define IH_INTERRUPT_CONTEXT_ID_FAN_RECOVERY        0x9
-
 #endif
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_6.h b/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_6.h
index ced348d2e8bb..957b177414a9 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_6.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_6.h
@@ -209,10 +209,6 @@ typedef struct {
   float    minPsmVoltage[30];
 } AvfsDebugTableXcd_t;

-// Defines used for IH-based thermal interrupts to GFX driver - A/X only
-#define IH_INTERRUPT_ID_TO_DRIVER                   0xFE
-#define IH_INTERRUPT_CONTEXT_ID_THERMAL_THROTTLING  0x7
-
 //thermal over-temp mask defines for IH interrupt to host
 #define THROTTLER_PROCHOT_BIT           0
 #define THROTTLER_PPT_BIT               1
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_7.h b/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_7.h
index 8b1496f8ce58..33937c1d984f 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_7.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/pmfw_if/smu13_driver_if_v13_0_7.h
@@ -1608,15 +1608,4 @@ typedef struct {
 #define TABLE_WIFIBAND                12
 #define TABLE_COUNT                   13

-//IH Interupt ID
-#define IH_INTERRUPT_ID_TO_DRIVER                   0xFE
-#define IH_INTERRUPT_CONTEXT_ID_BACO                0x2
-#define IH_INTERRUPT_CONTEXT_ID_AC                  0x3
-#define IH_INTERRUPT_CONTEXT_ID_DC                  0x4
-#define IH_INTERRUPT_CONTEXT_ID_AUDIO_D0            0x5
-#define IH_INTERRUPT_CONTEXT_ID_AUDIO_D3            0x6
-#define IH_INTERRUPT_CONTEXT_ID_THERMAL_THROTTLING  0x7
-#define IH_INTERRUPT_CONTEXT_ID_FAN_ABNORMAL        0x8
-#define IH_INTERRUPT_CONTEXT_ID_FAN_RECOVERY        0x9
-
 #endif
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
index fbeb31bf9e48..ddf435cdddfa 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
@@ -1432,24 +1432,24 @@ static int smu_v11_0_irq_process(struct amdgpu_device *adev,
                dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU HW CTF!\n");
                orderly_poweroff(true);
        } else if (client_id == SOC15_IH_CLIENTID_MP1) {
-               if (src_id == 0xfe) {
+               if (src_id == IH_INTERRUPT_ID_TO_DRIVER) {
                        /* ACK SMUToHost interrupt */
                        data = RREG32_SOC15(MP1, 0, mmMP1_SMN_IH_SW_INT_CTRL);
                        data = REG_SET_FIELD(data, MP1_SMN_IH_SW_INT_CTRL, INT_ACK, 1);
                        WREG32_SOC15(MP1, 0, mmMP1_SMN_IH_SW_INT_CTRL, data);

                        switch (ctxid) {
-                       case 0x3:
+                       case IH_INTERRUPT_CONTEXT_ID_AC:
                                dev_dbg(adev->dev, "Switched to AC mode!\n");
                                schedule_work(&smu->interrupt_work);
                                adev->pm.ac_power = true;
                                break;
-                       case 0x4:
+                       case IH_INTERRUPT_CONTEXT_ID_DC:
                                dev_dbg(adev->dev, "Switched to DC mode!\n");
                                schedule_work(&smu->interrupt_work);
                                adev->pm.ac_power = false;
                                break;
-                       case 0x7:
+                       case IH_INTERRUPT_CONTEXT_ID_THERMAL_THROTTLING:
                                /*
                                 * Increment the throttle interrupt counter
                                 */
@@ -1508,7 +1508,7 @@ int smu_v11_0_register_irq_handler(struct smu_context *smu)
                return ret;

        ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_MP1,
-                               0xfe,
+                               IH_INTERRUPT_ID_TO_DRIVER,
                                irq_src);
        if (ret)
                return ret;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
index 1db74c0b5257..9277c5dff5e4 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
@@ -1368,24 +1368,24 @@ static int smu_v13_0_irq_process(struct amdgpu_device *adev,
                dev_emerg(adev->dev, "ERROR: System is going to shutdown due to GPU HW CTF!\n");
                orderly_poweroff(true);
        } else if (client_id == SOC15_IH_CLIENTID_MP1) {
-               if (src_id == 0xfe) {
+               if (src_id == IH_INTERRUPT_ID_TO_DRIVER) {
                        /* ACK SMUToHost interrupt */
                        data = RREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL);
                        data = REG_SET_FIELD(data, MP1_SMN_IH_SW_INT_CTRL, INT_ACK, 1);
                        WREG32_SOC15(MP1, 0, regMP1_SMN_IH_SW_INT_CTRL, data);

                        switch (ctxid) {
-                       case 0x3:
+                       case IH_INTERRUPT_CONTEXT_ID_AC:
                                dev_dbg(adev->dev, "Switched to AC mode!\n");
                                smu_v13_0_ack_ac_dc_interrupt(smu);
                                adev->pm.ac_power = true;
                                break;
-                       case 0x4:
+                       case IH_INTERRUPT_CONTEXT_ID_DC:
                                dev_dbg(adev->dev, "Switched to DC mode!\n");
                                smu_v13_0_ack_ac_dc_interrupt(smu);
                                adev->pm.ac_power = false;
                                break;
-                       case 0x7:
+                       case IH_INTERRUPT_CONTEXT_ID_THERMAL_THROTTLING:
                                /*
                                 * Increment the throttle interrupt counter
                                 */
@@ -1398,7 +1398,7 @@ static int smu_v13_0_irq_process(struct amdgpu_device *adev,
                                        schedule_work(&smu->throttling_logging_work);

                                break;
-                       case 0x8:
+                       case IH_INTERRUPT_CONTEXT_ID_FAN_ABNORMAL:
                                high = smu->thermal_range.software_shutdown_temp +
                                        smu->thermal_range.software_shutdown_temp_offset;
                                high = min_t(typeof(high),
@@ -1415,7 +1415,7 @@ static int smu_v13_0_irq_process(struct amdgpu_device *adev,
                                data = data & (~THM_THERMAL_INT_CTRL__THERM_TRIGGER_MASK_MASK);
                                WREG32_SOC15(THM, 0, regTHM_THERMAL_INT_CTRL, data);
                                break;
-                       case 0x9:
+                       case IH_INTERRUPT_CONTEXT_ID_FAN_RECOVERY:
                                high = min_t(typeof(high),
                                             SMU_THERMAL_MAXIMUM_ALERT_TEMP,
                                             smu->thermal_range.software_shutdown_temp);
@@ -1476,7 +1476,7 @@ int smu_v13_0_register_irq_handler(struct smu_context *smu)
                return ret;

        ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_MP1,
-                               0xfe,
+                               IH_INTERRUPT_ID_TO_DRIVER,
                                irq_src);
        if (ret)
                return ret;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0.c
index 4894f7ee737b..9a8b7fd6995d 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0.c
@@ -892,7 +892,7 @@ int smu_v14_0_register_irq_handler(struct smu_context *smu)
        // TODO: THM related

        ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_MP1,
-                               0xfe,
+                               IH_INTERRUPT_ID_TO_DRIVER,
                                irq_src);
        if (ret)
                return ret;
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h
index cc590e27d88a..9d5d1afe4137 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h
@@ -30,6 +30,16 @@
 #define FDO_PWM_MODE_STATIC  1
 #define FDO_PWM_MODE_STATIC_RPM 5

+#define IH_INTERRUPT_ID_TO_DRIVER                   0xFE
+#define IH_INTERRUPT_CONTEXT_ID_BACO                0x2
+#define IH_INTERRUPT_CONTEXT_ID_AC                  0x3
+#define IH_INTERRUPT_CONTEXT_ID_DC                  0x4
+#define IH_INTERRUPT_CONTEXT_ID_AUDIO_D0            0x5
+#define IH_INTERRUPT_CONTEXT_ID_AUDIO_D3            0x6
+#define IH_INTERRUPT_CONTEXT_ID_THERMAL_THROTTLING  0x7
+#define IH_INTERRUPT_CONTEXT_ID_FAN_ABNORMAL        0x8
+#define IH_INTERRUPT_CONTEXT_ID_FAN_RECOVERY        0x9
+
 extern const int link_speed[];

 /* Helper to Convert from PCIE Gen 1/2/3/4/5/6 to 0.1 GT/s speed units */
--
2.34.1





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