From 860b0cf52a239a422b89cd652393e1f1c81e161d Mon Sep 17 00:00:00 2001 From: Yongqiang Sun Date: Mon, 25 Jan 2021 16:08:22 -0500 Subject: [PATCH] drm/amd/display: move trace buffer to uncached memory. [Why & How] Move dmub trace buffer to uncached memory. Signed-off-by: Yongqiang Sun Acked-by: Bindu Ramamurthy Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.c | 7 +++++++ drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.h | 7 +++++++ drivers/gpu/drm/amd/display/dmub/src/dmub_dcn30.c | 7 +++++++ 3 files changed, 21 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.c index 8e8e65fa83c0..ea30da4f794f 100644 --- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.c +++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.c @@ -248,6 +248,13 @@ void dmub_dcn20_setup_windows(struct dmub_srv *dmub, DMCUB_REGION3_CW5_TOP_ADDRESS, cw5->region.top, DMCUB_REGION3_CW5_ENABLE, 1); + REG_WRITE(DMCUB_REGION5_OFFSET, offset.u.low_part); + REG_WRITE(DMCUB_REGION5_OFFSET_HIGH, offset.u.high_part); + REG_SET_2(DMCUB_REGION5_TOP_ADDRESS, 0, + DMCUB_REGION5_TOP_ADDRESS, + cw5->region.top - cw5->region.base - 1, + DMCUB_REGION5_ENABLE, 1); + dmub_dcn20_translate_addr(&cw6->offset, fb_base, fb_offset, &offset); REG_WRITE(DMCUB_REGION3_CW6_OFFSET, offset.u.low_part); diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.h b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.h index a62be9c0652e..30c6d631a431 100644 --- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.h +++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.h @@ -75,6 +75,9 @@ struct dmub_srv; DMUB_SR(DMCUB_REGION4_OFFSET) \ DMUB_SR(DMCUB_REGION4_OFFSET_HIGH) \ DMUB_SR(DMCUB_REGION4_TOP_ADDRESS) \ + DMUB_SR(DMCUB_REGION5_OFFSET) \ + DMUB_SR(DMCUB_REGION5_OFFSET_HIGH) \ + DMUB_SR(DMCUB_REGION5_TOP_ADDRESS) \ DMUB_SR(DMCUB_SCRATCH0) \ DMUB_SR(DMCUB_SCRATCH1) \ DMUB_SR(DMCUB_SCRATCH2) \ @@ -123,6 +126,8 @@ struct dmub_srv; DMUB_SF(DMCUB_REGION3_CW7_TOP_ADDRESS, DMCUB_REGION3_CW7_ENABLE) \ DMUB_SF(DMCUB_REGION4_TOP_ADDRESS, DMCUB_REGION4_TOP_ADDRESS) \ DMUB_SF(DMCUB_REGION4_TOP_ADDRESS, DMCUB_REGION4_ENABLE) \ + DMUB_SF(DMCUB_REGION5_TOP_ADDRESS, DMCUB_REGION5_TOP_ADDRESS) \ + DMUB_SF(DMCUB_REGION5_TOP_ADDRESS, DMCUB_REGION5_ENABLE) \ DMUB_SF(CC_DC_PIPE_DIS, DC_DMCUB_ENABLE) \ DMUB_SF(MMHUBBUB_SOFT_RESET, DMUIF_SOFT_RESET) \ DMUB_SF(DCN_VM_FB_LOCATION_BASE, FB_BASE) \ @@ -200,4 +205,6 @@ union dmub_fw_boot_status dmub_dcn20_get_fw_boot_status(struct dmub_srv *dmub); bool dmub_dcn20_use_cached_inbox(struct dmub_srv *dmub); +bool dmub_dcn20_use_cached_trace_buffer(struct dmub_srv *dmub); + #endif /* _DMUB_DCN20_H_ */ diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn30.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn30.c index b4bc0df2f14a..fb11c8d39208 100644 --- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn30.c +++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn30.c @@ -180,6 +180,13 @@ void dmub_dcn30_setup_windows(struct dmub_srv *dmub, DMCUB_REGION3_CW5_TOP_ADDRESS, cw5->region.top, DMCUB_REGION3_CW5_ENABLE, 1); + REG_WRITE(DMCUB_REGION5_OFFSET, offset.u.low_part); + REG_WRITE(DMCUB_REGION5_OFFSET_HIGH, offset.u.high_part); + REG_SET_2(DMCUB_REGION5_TOP_ADDRESS, 0, + DMCUB_REGION5_TOP_ADDRESS, + cw5->region.top - cw5->region.base - 1, + DMCUB_REGION5_ENABLE, 1); + offset = cw6->offset; REG_WRITE(DMCUB_REGION3_CW6_OFFSET, offset.u.low_part); -- GitLab