Patch "drm/radeon/si_dpm: workaround for SI kickers" has been added to the 4.4-stable tree
Subsystems (3)
This is a note to let you know that I've just added the patch titled
drm/radeon/si_dpm: workaround for SI kickers
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-radeon-si_dpm-workaround-for-si-kickers.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.
Quoted 1 line
From
7dc86ef5ac91642dfc3eb93ee0f0458e702a343eMon Sep 17 00:00:00 2001
From: Alex Deucher <[email protected]>
Date: Fri, 14 Oct 2016 16:38:02 -0400
Subject: drm/radeon/si_dpm: workaround for SI kickers
From: Alex Deucher <[email protected]>
commit 7dc86ef5ac91642dfc3eb93ee0f0458e702a343e upstream.
Consolidate existing quirks. Fixes stability issues on some kickers.
--- drivers/gpu/drm/radeon/si_dpm.c | 59 +++++++++++++++++++++++++++++----------- 1 file changed, 43 insertions(+), 16 deletions(-)
drivers/gpu/drm/radeon/si_dpm.c +43 -16
@@ -2999,6 +2999,49 @@ static void si_apply_state_adjust_rules(int i;struct si_dpm_quirk *p = si_dpm_quirk_list; +/* limit all SI kickers */ +if (rdev->family ==CHIP_PITCAIRN ) { +if ((rdev->pdev->revision ==0x81 ) || + (rdev->pdev->device ==0x6810 ) || + (rdev->pdev->device ==0x6811 ) || + (rdev->pdev->device ==0x6816 ) || + (rdev->pdev->device ==0x6817 ) || + (rdev->pdev->device ==0x6806 )) + max_mclk =120000 ; + }else if (rdev->family ==CHIP_VERDE ) { +if ((rdev->pdev->revision ==0x81 ) || + (rdev->pdev->revision ==0x83 ) || + (rdev->pdev->revision ==0x87 ) || + (rdev->pdev->device ==0x6820 ) || + (rdev->pdev->device ==0x6821 ) || + (rdev->pdev->device ==0x6822 ) || + (rdev->pdev->device ==0x6823 ) || + (rdev->pdev->device ==0x682A ) || + (rdev->pdev->device ==0x682B )) { + max_sclk =75000 ; + max_mclk =80000 ; + } + }else if (rdev->family ==CHIP_OLAND ) { +if ((rdev->pdev->revision ==0xC7 ) || + (rdev->pdev->revision ==0x80 ) || + (rdev->pdev->revision ==0x81 ) || + (rdev->pdev->revision ==0x83 ) || + (rdev->pdev->device ==0x6604 ) || + (rdev->pdev->device ==0x6605 )) { + max_sclk =75000 ; + max_mclk =80000 ; + } + }else if (rdev->family ==CHIP_HAINAN ) { +if ((rdev->pdev->revision ==0x81 ) || + (rdev->pdev->revision ==0x83 ) || + (rdev->pdev->revision ==0xC3 ) || + (rdev->pdev->device ==0x6664 ) || + (rdev->pdev->device ==0x6665 ) || + (rdev->pdev->device ==0x6667 )) { + max_sclk =75000 ; + max_mclk =80000 ; + } + }/* Apply dpm quirks */ while (p && p->chip_device !=0 ) { if (rdev->pdev->vendor == p->chip_vendor &&
@@ -3011,22 +3054,6 @@ static void si_apply_state_adjust_rules( } ++p; } -/* limit mclk on all R7 370 parts for stability */ -if (rdev->pdev->device ==0x6811 && - rdev->pdev->revision ==0x81 ) - max_mclk =120000 ; -/* limit sclk/mclk on Jet parts for stability */ -if (rdev->pdev->device ==0x6665 && - rdev->pdev->revision ==0xc3 ) { - max_sclk =75000 ; - max_mclk =80000 ; - } -/* limit clocks on HD8600 series */ -if (rdev->pdev->device ==0x6660 && - rdev->pdev->revision ==0x83 ) { - max_sclk =75000 ; - max_mclk =80000 ; - }if (rps->vce_active) { rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
Patches currently in stable-queue which might be from [email protected] are
queue-4.4/revert-drm-radeon-fix-dp-link-training-issue-with-second-4k-monitor.patch queue-4.4/drm-radeon-si_dpm-limit-clocks-on-hd86xx-part.patch queue-4.4/drm-radeon-si_dpm-workaround-for-si-kickers.patch queue-4.4/drm-radeon-drop-register-readback-in-cayman_cp_int_cntl_setup.patch