From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>, Sung Lee <sung.lee@amd.com>,
Eryk Brol <eryk.brol@amd.com>, Haonan Wang <Haonan.Wang2@amd.com>,
amd-gfx@lists.freedesktop.org,
Daniel Wheeler <daniel.wheeler@amd.com>,
dri-devel@lists.freedesktop.org,
Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH AUTOSEL 5.4 28/37] drm/amd/display: Revert dram_clock_change_latency for DCN2.1
Date: Tue, 16 Mar 2021 20:57:53 -0400 [thread overview]
Message-ID: <20210317005802.725825-28-sashal@kernel.org> (raw)
In-Reply-To: <20210317005802.725825-1-sashal@kernel.org>
From: Sung Lee <sung.lee@amd.com>
[ Upstream commit b0075d114c33580f5c9fa9cee8e13d06db41471b ]
[WHY & HOW]
Using values provided by DF for latency may cause hangs in
multi display configurations. Revert change to previous value.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Sung Lee <sung.lee@amd.com>
Reviewed-by: Haonan Wang <Haonan.Wang2@amd.com>
Acked-by: Eryk Brol <eryk.brol@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
index f63cbbee7b33..11a4c4029a90 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
@@ -257,7 +257,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn2_1_soc = {
.num_banks = 8,
.num_chans = 4,
.vmm_page_size_bytes = 4096,
- .dram_clock_change_latency_us = 11.72,
+ .dram_clock_change_latency_us = 23.84,
.return_bus_width_bytes = 64,
.dispclk_dppclk_vco_speed_mhz = 3600,
.xfc_bus_transport_time_us = 4,
--
2.30.1
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
WARNING: multiple messages have this Message-ID (diff)
From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>, Sung Lee <sung.lee@amd.com>,
Eryk Brol <eryk.brol@amd.com>, Haonan Wang <Haonan.Wang2@amd.com>,
amd-gfx@lists.freedesktop.org,
Daniel Wheeler <daniel.wheeler@amd.com>,
dri-devel@lists.freedesktop.org,
Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH AUTOSEL 5.4 28/37] drm/amd/display: Revert dram_clock_change_latency for DCN2.1
Date: Tue, 16 Mar 2021 20:57:53 -0400 [thread overview]
Message-ID: <20210317005802.725825-28-sashal@kernel.org> (raw)
In-Reply-To: <20210317005802.725825-1-sashal@kernel.org>
From: Sung Lee <sung.lee@amd.com>
[ Upstream commit b0075d114c33580f5c9fa9cee8e13d06db41471b ]
[WHY & HOW]
Using values provided by DF for latency may cause hangs in
multi display configurations. Revert change to previous value.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Sung Lee <sung.lee@amd.com>
Reviewed-by: Haonan Wang <Haonan.Wang2@amd.com>
Acked-by: Eryk Brol <eryk.brol@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
index f63cbbee7b33..11a4c4029a90 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
@@ -257,7 +257,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn2_1_soc = {
.num_banks = 8,
.num_chans = 4,
.vmm_page_size_bytes = 4096,
- .dram_clock_change_latency_us = 11.72,
+ .dram_clock_change_latency_us = 23.84,
.return_bus_width_bytes = 64,
.dispclk_dppclk_vco_speed_mhz = 3600,
.xfc_bus_transport_time_us = 4,
--
2.30.1
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
WARNING: multiple messages have this Message-ID (diff)
From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sung Lee <sung.lee@amd.com>,
Daniel Wheeler <daniel.wheeler@amd.com>,
Haonan Wang <Haonan.Wang2@amd.com>, Eryk Brol <eryk.brol@amd.com>,
Alex Deucher <alexander.deucher@amd.com>,
Sasha Levin <sashal@kernel.org>,
amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Subject: [PATCH AUTOSEL 5.4 28/37] drm/amd/display: Revert dram_clock_change_latency for DCN2.1
Date: Tue, 16 Mar 2021 20:57:53 -0400 [thread overview]
Message-ID: <20210317005802.725825-28-sashal@kernel.org> (raw)
In-Reply-To: <20210317005802.725825-1-sashal@kernel.org>
From: Sung Lee <sung.lee@amd.com>
[ Upstream commit b0075d114c33580f5c9fa9cee8e13d06db41471b ]
[WHY & HOW]
Using values provided by DF for latency may cause hangs in
multi display configurations. Revert change to previous value.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Sung Lee <sung.lee@amd.com>
Reviewed-by: Haonan Wang <Haonan.Wang2@amd.com>
Acked-by: Eryk Brol <eryk.brol@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
index f63cbbee7b33..11a4c4029a90 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
@@ -257,7 +257,7 @@ struct _vcs_dpi_soc_bounding_box_st dcn2_1_soc = {
.num_banks = 8,
.num_chans = 4,
.vmm_page_size_bytes = 4096,
- .dram_clock_change_latency_us = 11.72,
+ .dram_clock_change_latency_us = 23.84,
.return_bus_width_bytes = 64,
.dispclk_dppclk_vco_speed_mhz = 3600,
.xfc_bus_transport_time_us = 4,
--
2.30.1
next prev parent reply other threads:[~2021-03-17 0:58 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-17 0:57 [PATCH AUTOSEL 5.4 01/37] net: fec: ptp: avoid register access when ipg clock is disabled Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 02/37] powerpc/4xx: Fix build errors from mfdcr() Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 03/37] atm: eni: dont release is never initialized Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 04/37] atm: lanai: dont run lanai_dev_close if not open Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 05/37] Revert "r8152: adjust the settings about MAC clock speed down for RTL8153" Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 06/37] ALSA: hda: ignore invalid NHLT table Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [Intel-wired-lan] [PATCH AUTOSEL 5.4 07/37] ixgbe: Fix memleak in ixgbe_configure_clsu32 Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 08/37] net: tehuti: fix error return code in bdx_probe() Sasha Levin
2021-03-17 0:57 ` [Intel-wired-lan] [PATCH AUTOSEL 5.4 09/37] net: intel: iavf: fix error return code of iavf_init_get_resources() Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 10/37] sun/niu: fix wrong RXMAC_BC_FRM_CNT_COUNT count Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 11/37] gianfar: fix jumbo packets+napi+rx overrun crash Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 12/37] cifs: ask for more credit on async read/write code paths Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 13/37] cpufreq: blacklist Arm Vexpress platforms in cpufreq-dt-platdev Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 14/37] gpiolib: acpi: Add missing IRQF_ONESHOT Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 15/37] nfs: fix PNFS_FLEXFILE_LAYOUT Kconfig default Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 16/37] NFS: Correct size calculation for create reply length Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 17/37] net: hisilicon: hns: fix error return code of hns_nic_clear_all_rx_fetch() Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 18/37] net: wan: fix error return code of uhdlc_init() Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 19/37] net: davicom: Use platform_get_irq_optional() Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 20/37] atm: uPD98402: fix incorrect allocation Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 21/37] atm: idt77252: fix null-ptr-dereference Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 22/37] cifs: change noisy error message to FYI Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 23/37] irqchip/ingenic: Add support for the JZ4760 Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 24/37] sparc64: Fix opcode filtering in handling of no fault loads Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 25/37] habanalabs: Call put_pid() when releasing control device Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 26/37] u64_stats,lockdep: Fix u64_stats_init() vs lockdep Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 27/37] regulator: qcom-rpmh: Correct the pmic5_hfsmps515 buck Sasha Levin
2021-03-17 0:57 ` Sasha Levin [this message]
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 28/37] drm/amd/display: Revert dram_clock_change_latency for DCN2.1 Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 29/37] drm/amdgpu: fb BO should be ttm_bo_type_device Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 30/37] drm/radeon: fix AGP dependency Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 31/37] nvme: add NVME_REQ_CANCELLED flag in nvme_cancel_request() Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 32/37] nvme-fc: return NVME_SC_HOST_ABORTED_CMD when a command has been aborted Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 33/37] nvme-pci: add the DISABLE_WRITE_ZEROES quirk for a Samsung PM1725a Sasha Levin
2021-03-17 0:57 ` Sasha Levin
2021-03-17 0:57 ` [PATCH AUTOSEL 5.4 34/37] nfs: we don't support removing system.nfs4_acl Sasha Levin
2021-03-17 0:58 ` [PATCH AUTOSEL 5.4 35/37] block: Suppress uevent for hidden device when removed Sasha Levin
2021-03-17 0:58 ` [PATCH AUTOSEL 5.4 36/37] ia64: fix ia64_syscall_get_set_arguments() for break-based syscalls Sasha Levin
2021-03-17 0:58 ` Sasha Levin
2021-03-17 0:58 ` [PATCH AUTOSEL 5.4 37/37] ia64: fix ptrace(PTRACE_SYSCALL_INFO_EXIT) sign Sasha Levin
2021-03-17 0:58 ` Sasha Levin
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