[PATCH 3/3] drm/amdgpu: Remove unused NBIO interface

[Deucher, Alexander]

[Public]

Series is:
Acked-by: Alex Deucher <alexander.deucher at amd.com>
________________________________
From: Lazar, Lijo <Lijo.Lazar at amd.com>
Sent: Tuesday, June 13, 2023 6:53 AM
To: amd-gfx at lists.freedesktop.org <amd-gfx at lists.freedesktop.org>
Cc: Zhang, Hawking <Hawking.Zhang at amd.com>; Deucher, Alexander <Alexander.Deucher at amd.com>; Kamal, Asad <Asad.Kamal at amd.com>; Ma, Le <Le.Ma at amd.com>
Subject: [PATCH 3/3] drm/amdgpu: Remove unused NBIO interface

Set compute partition mode interface in NBIO is no longer used. Remove
the only implementation from NBIO v7.9

Signed-off-by: Lijo Lazar <lijo.lazar at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.h |  2 --
 drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c   | 14 --------------
 2 files changed, 16 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.h
index 095aecfb201e..8ab8ae01f87c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.h
@@ -99,8 +99,6 @@ struct amdgpu_nbio_funcs {
         int (*get_compute_partition_mode)(struct amdgpu_device *adev);
         u32 (*get_memory_partition_mode)(struct amdgpu_device *adev,
                                          u32 *supp_modes);
-       void (*set_compute_partition_mode)(struct amdgpu_device *adev,
-                                          enum amdgpu_gfx_partition mode);
 };

 struct amdgpu_nbio {
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
index b033935d6749..cd1a02d30420 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
@@ -393,19 +393,6 @@ static int nbio_v7_9_get_compute_partition_mode(struct amdgpu_device *adev)
         return px;
 }

-static void nbio_v7_9_set_compute_partition_mode(struct amdgpu_device *adev,
-                                       enum amdgpu_gfx_partition mode)
-{
-       u32 tmp;
-
-       /* SPX=0, DPX=1, TPX=2, QPX=3, CPX=4 */
-       tmp = RREG32_SOC15(NBIO, 0, regBIF_BX_PF0_PARTITION_COMPUTE_STATUS);
-       tmp = REG_SET_FIELD(tmp, BIF_BX_PF0_PARTITION_COMPUTE_STATUS,
-                           PARTITION_MODE, mode);
-
-       WREG32_SOC15(NBIO, 0, regBIF_BX_PF0_PARTITION_COMPUTE_STATUS, tmp);
-}
-
 static u32 nbio_v7_9_get_memory_partition_mode(struct amdgpu_device *adev,
                                                u32 *supp_modes)
 {
@@ -461,7 +448,6 @@ const struct amdgpu_nbio_funcs nbio_v7_9_funcs = {
         .ih_control = nbio_v7_9_ih_control,
         .remap_hdp_registers = nbio_v7_9_remap_hdp_registers,
         .get_compute_partition_mode = nbio_v7_9_get_compute_partition_mode,
-       .set_compute_partition_mode = nbio_v7_9_set_compute_partition_mode,
         .get_memory_partition_mode = nbio_v7_9_get_memory_partition_mode,
         .init_registers = nbio_v7_9_init_registers,
 };
--
2.25.1

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