From: Sasha Levin <sashal@kernel.org> To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Ahzo <Ahzo@tutanota.com>, Evan Quan <evan.quan@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 5.2 26/70] drm/amd/powerplay/smu7: enforce minimal VBITimeout (v2) Date: Tue, 24 Sep 2019 12:45:05 -0400 [thread overview] Message-ID: <20190924164549.27058-26-sashal@kernel.org> (raw) In-Reply-To: <20190924164549.27058-1-sashal@kernel.org> From: Ahzo <Ahzo@tutanota.com> [ Upstream commit f659bb6dae58c113805f92822e4c16ddd3156b79 ] This fixes screen corruption/flickering on 75 Hz displays. v2: make print statement debug only (Alex) Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=102646 Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Ahzo <Ahzo@tutanota.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c index 048757e8f4949..d1919d343cce4 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -4064,6 +4064,11 @@ static int smu7_program_display_gap(struct pp_hwmgr *hwmgr) data->frame_time_x2 = frame_time_in_us * 2 / 100; + if (data->frame_time_x2 < 280) { + pr_debug("%s: enforce minimal VBITimeout: %d -> 280\n", __func__, data->frame_time_x2); + data->frame_time_x2 = 280; + } + display_gap2 = pre_vbi_time_in_us * (ref_clock / 100); cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_DISPLAY_GAP_CNTL2, display_gap2); -- 2.20.1
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>, dri-devel@lists.freedesktop.org, Ahzo <Ahzo@tutanota.com>, amd-gfx@lists.freedesktop.org, Alex Deucher <alexander.deucher@amd.com>, Evan Quan <evan.quan@amd.com> Subject: [PATCH AUTOSEL 5.2 26/70] drm/amd/powerplay/smu7: enforce minimal VBITimeout (v2) Date: Tue, 24 Sep 2019 12:45:05 -0400 [thread overview] Message-ID: <20190924164549.27058-26-sashal@kernel.org> (raw) In-Reply-To: <20190924164549.27058-1-sashal@kernel.org> From: Ahzo <Ahzo@tutanota.com> [ Upstream commit f659bb6dae58c113805f92822e4c16ddd3156b79 ] This fixes screen corruption/flickering on 75 Hz displays. v2: make print statement debug only (Alex) Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=102646 Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Ahzo <Ahzo@tutanota.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c index 048757e8f4949..d1919d343cce4 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -4064,6 +4064,11 @@ static int smu7_program_display_gap(struct pp_hwmgr *hwmgr) data->frame_time_x2 = frame_time_in_us * 2 / 100; + if (data->frame_time_x2 < 280) { + pr_debug("%s: enforce minimal VBITimeout: %d -> 280\n", __func__, data->frame_time_x2); + data->frame_time_x2 = 280; + } + display_gap2 = pre_vbi_time_in_us * (ref_clock / 100); cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_DISPLAY_GAP_CNTL2, display_gap2); -- 2.20.1 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2019-09-24 16:47 UTC|newest] Thread overview: 111+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-09-24 16:44 [PATCH AUTOSEL 5.2 01/70] drm/vkms: Fix crc worker races Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 02/70] drm/bridge: tc358767: Increase AUX transfer length limit Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 03/70] drm/bridge: adv7511: Attach to DSI host at probe time Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 04/70] drm/kms: Catch mode_object lifetime errors Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 05/70] drm/vkms: Avoid assigning 0 for possible_crtc Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 06/70] drm/panel: simple: fix AUO g185han01 horizontal blanking Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 07/70] drm/amd/display: add monitor patch to add T7 delay Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 08/70] video: ssd1307fb: Start page range at page_offset Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 09/70] drm/tinydrm/Kconfig: drivers: Select BACKLIGHT_CLASS_DEVICE Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 10/70] drm/stm: attach gem fence to atomic state Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 11/70] drm/panel: check failure cases in the probe func Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 12/70] drm/rockchip: Check for fast link training before enabling psr Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 13/70] drm/amdgpu: Fix hard hang for S/G display BOs Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 14/70] drm/radeon: Fix EEH during kexec Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 15/70] gpu: drm: radeon: Fix a possible null-pointer dereference in radeon_connector_set_property() Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 16/70] clk: imx8mq: Mark AHB clock as critical Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 17/70] PCI: rpaphp: Avoid a sometimes-uninitialized warning Sasha Levin 2019-09-24 16:44 ` Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 18/70] pinctrl: stmfx: update pinconf settings Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 19/70] ipmi_si: Only schedule continuously in the thread in maintenance mode Sasha Levin 2019-09-24 16:44 ` [PATCH AUTOSEL 5.2 20/70] clk: qoriq: Fix -Wunused-const-variable Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 21/70] clk: sunxi-ng: v3s: add missing clock slices for MMC2 module clocks Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 22/70] drm/amd/display: fix issue where 252-255 values are clipped Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 23/70] drm/amd/display: Fix frames_to_insert math Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 24/70] drm/amd/display: reprogram VM config when system resume Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 25/70] powerpc/powernv/ioda2: Allocate TCE table levels on demand for default DMA window Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` Sasha Levin [this message] 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 26/70] drm/amd/powerplay/smu7: enforce minimal VBITimeout (v2) Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 27/70] clk: actions: Don't reference clk_init_data after registration Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 28/70] clk: sirf: " Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 29/70] clk: meson: axg-audio: " Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 30/70] clk: sprd: " Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 31/70] clk: zx296718: " Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 32/70] powerpc/xmon: Check for HV mode when dumping XIVE info from OPAL Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 33/70] powerpc/rtas: use device model APIs and serialization during LPM Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 34/70] powerpc/futex: Fix warning: 'oldval' may be used uninitialized in this function Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 35/70] powerpc/64s/radix: Remove redundant pfn_pte bitop, add VM_BUG_ON Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 36/70] powerpc/64s/radix: Fix memory hotplug section page table creation Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 37/70] powerpc/pseries/mobility: use cond_resched when updating device tree Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 38/70] powerpc/perf: fix imc allocation failure handling Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 39/70] pinctrl: tegra: Fix write barrier placement in pmx_writel Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 40/70] powerpc/eeh: Clear stale EEH_DEV_NO_HANDLER flag Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 41/70] vfio_pci: Restore original state on release Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 42/70] drm/nouveau/kms/tu102-: disable input lut when input is already FP16 Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 43/70] drm/nouveau/volt: Fix for some cards having 0 maximum voltage Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 44/70] pinctrl: amd: disable spurious-firing GPIO IRQs Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 45/70] clk: renesas: mstp: Set GENPD_FLAG_ALWAYS_ON for clock domain Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 46/70] clk: renesas: cpg-mssr: " Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 47/70] drm/amd/display: support spdif Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 48/70] selftests/powerpc: Retry on host facility unavailable Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 49/70] drm/amdgpu/si: fix ASIC tests Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 50/70] powerpc/64s/exception: machine check use correct cfar for late handler Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 51/70] pstore: fs superblock limits Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 52/70] powerpc/eeh: Clean up EEH PEs after recovery finishes Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 53/70] powerpc/imc: Dont create debugfs files for cpu-less nodes Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 54/70] clk: qcom: gcc-sdm845: Use floor ops for sdcc clks Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 55/70] powerpc/pseries: correctly track irq state in default idle Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 56/70] pinctrl: meson-gxbb: Fix wrong pinning definition for uart_c Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 57/70] mailbox: mediatek: cmdq: clear the event in cmdq initial flow Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 58/70] arm64: fix unreachable code issue with cmpxchg Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 59/70] clk: at91: select parent if main oscillator or bypass is enabled Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 60/70] clk: imx: pll14xx: avoid glitch when set rate Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 61/70] clk: imx: clk-pll14xx: unbypass PLL by default Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 62/70] clk: Make clk_bulk_get_all() return a valid "id" Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 63/70] powerpc: dump kernel log before carrying out fadump or kdump Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 64/70] mbox: qcom: add APCS child device for QCS404 Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 65/70] clk: sprd: add missing kfree Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 66/70] scsi: core: Reduce memory required for SCSI logging Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 67/70] dma-buf/sw_sync: Synchronize signal vs syncpt free Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 68/70] drm: fix module name in edid_firmware log message Sasha Levin 2019-09-24 16:45 ` Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 69/70] f2fs: fix to drop meta/node pages during umount Sasha Levin 2019-09-24 16:45 ` [f2fs-dev] " Sasha Levin 2019-09-24 16:45 ` [PATCH AUTOSEL 5.2 70/70] ext4: fix potential use after free after remounting with noblock_validity Sasha Levin
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