| From | Ben Hutchings <> | Date | Thu, 07 Jun 2018 15:05:21 +0100 | Subject | [PATCH 3.16 105/410] drm/radeon: Add dpm quirk for Jet PRO (v2) |
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3.16.57-rc1 review patch. If anyone has any objections, please let me know.
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From: Alex Deucher <alexander.deucher@amd.com>
commit 239b5f64e12b1f09f506c164dff0374924782979 upstream.
Fixes stability issues.
v2: clamp sclk to 600 Mhz
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=103370 Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> [bwh: Backported to 3.16: adjust context] Signed-off-by: Ben Hutchings <ben@decadent.org.uk> --- drivers/gpu/drm/radeon/si_dpm.c | 5 +++++ 1 file changed, 5 insertions(+)
--- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -2974,6 +2974,11 @@ static void si_apply_state_adjust_rules( max_sclk = 75000; max_mclk = 80000; } + if ((rdev->pdev->revision == 0xC3) || + (rdev->pdev->device == 0x6665)) { + max_sclk = 60000; + max_mclk = 80000; + } } /* Apply dpm quirks */ while (p && p->chip_device != 0) {
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