<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii"> <style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style> </head> <body dir="ltr"> [AMD Official Use Only - Internal Distribution Only] <div> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> Acked-by: Alex Deucher <alexander.deucher@amd.com> </div> <div id="appendonsend"></div> <hr style="display:inline-block;width:98%" tabindex="-1"> <div id="divRplyFwdMsg" dir="ltr">From: amd-gfx <amd-gfx-bounces@lists.freedesktop.org> on behalf of Jack Zhang <Jack.Zhang1@amd.com> Sent: Monday, July 13, 2020 10:46 PM To: amd-gfx@lists.freedesktop.org <amd-gfx@lists.freedesktop.org> Cc: Zhang, Jack (Jian) <Jack.Zhang1@amd.com>; Liu, Leo <Leo.Liu@amd.com>; Zhang, Hawking <Hawking.Zhang@amd.com> Subject: [PATCH 2/5] drm/amdgpu: optimize rlcg write for gfx_v10 <div> </div> </div> <div class="BodyFragment"> <div class="PlainText">For gfx10 boards, except for nv12, other boards take mmio write rather than rlcg write --- drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 26 +++++++++++++++++++------- 1 file changed, 19 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index c1f8c986380c..a78a6a1b593a 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -4728,12 +4728,19 @@ static int gfx_v10_0_init_csb(struct amdgpu_device *adev) adev->gfx.rlc.funcs->get_csb_buffer(adev, adev->gfx.rlc.cs_ptr); /* csib */ - WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_HI, - adev->gfx.rlc.clear_state_gpu_addr >> 32); - WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_LO, - adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc); - WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_LENGTH, adev->gfx.rlc.clear_state_size); - + if (adev->asic_type == CHIP_NAVI12) { + WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_HI, + adev->gfx.rlc.clear_state_gpu_addr >> 32); + WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_LO, + adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc); + WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_LENGTH, adev->gfx.rlc.clear_state_size); + } else { + WREG32_SOC15(GC, 0, mmRLC_CSIB_ADDR_HI, + adev->gfx.rlc.clear_state_gpu_addr >> 32); + WREG32_SOC15(GC, 0, mmRLC_CSIB_ADDR_LO, + adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc); + WREG32_SOC15(GC, 0, mmRLC_CSIB_LENGTH, adev->gfx.rlc.clear_state_size); + } return 0; } @@ -5341,7 +5348,12 @@ static int gfx_v10_0_cp_gfx_enable(struct amdgpu_device *adev, bool enable) tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, enable ? 0 : 1); tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, enable ? 0 : 1); tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, enable ? 0 : 1); - WREG32_SOC15_RLC(GC, 0, mmCP_ME_CNTL, tmp); + + if (adev->asic_type == CHIP_NAVI12) { + WREG32_SOC15_RLC(GC, 0, mmCP_ME_CNTL, tmp); + } else { + WREG32_SOC15(GC, 0, mmCP_ME_CNTL, tmp); + } for (i = 0; i < adev->usec_timeout; i++) { if (RREG32_SOC15(GC, 0, mmCP_STAT) == 0) -- 2.17.1 _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org <a href="https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.freedesktop.org%2Fmailman%2Flistinfo%2Famd-gfx&data=02%7C01%7Calexander.deucher%40amd.com%7Ce334ea6c4d504943153c08d827a02c4b%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637302916203617712&sdata=zj8wkoVYWIyGZ8Y0Dtv8JQ7p6C3RzV%2B%2BnbKFhLYtHDg%3D&reserved=0">https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.freedesktop.org%2Fmailman%2Flistinfo%2Famd-gfx&data=02%7C01%7Calexander.deucher%40amd.com%7Ce334ea6c4d504943153c08d827a02c4b%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637302916203617712&sdata=zj8wkoVYWIyGZ8Y0Dtv8JQ7p6C3RzV%2B%2BnbKFhLYtHDg%3D&reserved=0</a> </div> </div> </div> </body> </html>