> -----Original Message----- > From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf > Of Junwei Zhang > Sent: Friday, July 14, 2017 6:42 AM > To: amd-gfx at lists.freedesktop.org > Cc: Zhang, Jerry > Subject: [PATCH 1/4] drm/amdgpu: remove unncessary code in psp v10 ring > init func > > Signed-off-by: Junwei Zhang <Jerry.Zhang at amd.com> Reviewed-by: Alex Deucher <alexander.deucher at amd.com> > --- > drivers/gpu/drm/amd/amdgpu/psp_v10_0.c | 20 -------------------- > 1 file changed, 20 deletions(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c > b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c > index 8e0a24f..328c6f5 100644 > --- a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c > +++ b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c > @@ -111,7 +111,6 @@ int psp_v10_0_prep_cmd_buf(struct > amdgpu_firmware_info *ucode, struct psp_gfx_cm > int psp_v10_0_ring_init(struct psp_context *psp, enum psp_ring_type > ring_type) > { > int ret = 0; > - unsigned int psp_ring_reg = 0; > struct psp_ring *ring; > struct amdgpu_device *adev = psp->adev; > > @@ -131,25 +130,6 @@ int psp_v10_0_ring_init(struct psp_context *psp, > enum psp_ring_type ring_type) > return ret; > } > > - /* Write low address of the ring to C2PMSG_69 */ > - psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr); > - WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, > psp_ring_reg); > - /* Write high address of the ring to C2PMSG_70 */ > - psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr); > - WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, > psp_ring_reg); > - /* Write size of ring to C2PMSG_71 */ > - psp_ring_reg = ring->ring_size; > - WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_71, > psp_ring_reg); > - /* Write the ring initialization command to C2PMSG_64 */ > - psp_ring_reg = ring_type; > - psp_ring_reg = psp_ring_reg << 16; > - WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, > psp_ring_reg); > - /* Wait for response flag (bit 31) in C2PMSG_64 */ > - psp_ring_reg = 0; > - while ((psp_ring_reg & 0x80000000) == 0) { > - psp_ring_reg = RREG32_SOC15(MP0, 0, > mmMP0_SMN_C2PMSG_64); > - } > - > return 0; > } > > -- > 1.9.1 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
