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drm/radeon/si_dpm: workaround for SI kickers

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Consolidate existing quirks. Fixes stability issues
on some kickers.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2016-10-14 16:38:02 -04:00
parent 49a5d73fd0
commit 7dc86ef5ac
1 changed files with 43 additions and 16 deletions
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59
drivers/gpu/drm/radeon/si_dpm.c
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@ -2999,6 +2999,49 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev,
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(struct radeon_device *rdev,
}
++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;