drm/amdgpu: Remove some useless code

Signed-off-by: Emily.Deng <Emily.Deng@amd.com>
Reviewed-by: Frank Min <Frank.Min@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
index b882ac5..0905d63 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c
@@ -153,11 +153,6 @@ static void gfxhub_v2_0_init_system_aperture_regs(struct amdgpu_device *adev)
        uint64_t value;
 
        if (!amdgpu_sriov_vf(adev)) {
-               /*
-                * the new L1 policy will block SRIOV guest from writing
-                * these regs, and they will be programed at host.
-                * so skip programing these regs.
-                */
                /* Disable AGP. */
                WREG32_SOC15(GC, 0, mmGCMC_VM_AGP_BASE, 0);
                WREG32_SOC15(GC, 0, mmGCMC_VM_AGP_TOP, 0);

diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
index 2d88278..5241fa9 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
@@ -201,11 +201,6 @@ static void mmhub_v2_0_init_system_aperture_regs(struct amdgpu_device *adev)
        WREG32_SOC15(MMHUB, 0, mmMMMC_VM_AGP_BOT, 0x00FFFFFF);
 
        if (!amdgpu_sriov_vf(adev)) {
-               /*
-                * the new L1 policy will block SRIOV guest from writing
-                * these regs, and they will be programed at host.
-                * so skip programing these regs.
-                */
                /* Program the system aperture low logical page number. */
                WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_LOW_ADDR,
                             adev->gmc.vram_start >> 18);

diff --git a/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h b/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h
index cbc04a5..1ef2f5b 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h
+++ b/drivers/gpu/drm/amd/amdgpu/psp_gfx_if.h
@@ -83,19 +83,6 @@ struct psp_gfx_ctrl
 */
 #define GFX_FLAG_RESPONSE               0x80000000
 
-/* Gbr IH registers ID */
-enum ih_reg_id {
-       IH_RB           = 0,            // IH_RB_CNTL
-       IH_RB_RNG1      = 1,            // IH_RB_CNTL_RING1
-       IH_RB_RNG2      = 2,            // IH_RB_CNTL_RING2
-};
-
-/* Command to setup Gibraltar IH register */
-struct psp_gfx_cmd_gbr_ih_reg {
-       uint32_t                reg_value;      /* Value to be set to the IH_RB_CNTL... register*/
-       enum ih_reg_id          reg_id;         /* ID of the register */
-};
-
 /* TEE Gfx Command IDs for the ring buffer interface. */
 enum psp_gfx_cmd_id
 {

diff --git a/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu9_smumgr.c b/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu9_smumgr.c
index adfbcbe..8a9aee8 100644 (file)
--- a/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu9_smumgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/smumgr/smu9_smumgr.c
@@ -61,9 +61,6 @@ static uint32_t smu9_wait_for_response(struct pp_hwmgr *hwmgr)
        uint32_t reg;
        uint32_t ret;
 
-       /* Due to the L1 policy problem under SRIOV, we have to use
-        * mmMP1_SMN_C2PMSG_103 as the driver response register
-        */
        if (hwmgr->pp_one_vf) {
                reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_103);
 
@@ -148,10 +145,6 @@ int smu9_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr,
 
        smu9_wait_for_response(hwmgr);
 
-       /* Due to the L1 policy problem under SRIOV, we have to use
-        * mmMP1_SMN_C2PMSG_101 as the driver message register and
-        * mmMP1_SMN_C2PMSG_102 as the driver parameter register.
-        */
        if (hwmgr->pp_one_vf) {
                WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_103, 0);
                WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_102, parameter);