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drm/amdgpu: fix firmware info version checks
Some of the checks didn't handle frev 2 tables properly. amdgpu doesn't support any tables pre-frev 2, so drop the checks. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
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@ -551,28 +551,19 @@ int amdgpu_atombios_get_clock_info(struct amdgpu_device *adev)
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le16_to_cpu(firmware_info->info.usReferenceClock);
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ppll->reference_div = 0;
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if (crev < 2)
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ppll->pll_out_min =
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le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Output);
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else
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ppll->pll_out_min =
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le32_to_cpu(firmware_info->info_12.ulMinPixelClockPLL_Output);
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ppll->pll_out_min =
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le32_to_cpu(firmware_info->info_12.ulMinPixelClockPLL_Output);
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ppll->pll_out_max =
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le32_to_cpu(firmware_info->info.ulMaxPixelClockPLL_Output);
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if (crev >= 4) {
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ppll->lcd_pll_out_min =
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le16_to_cpu(firmware_info->info_14.usLcdMinPixelClockPLL_Output) * 100;
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if (ppll->lcd_pll_out_min == 0)
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ppll->lcd_pll_out_min = ppll->pll_out_min;
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ppll->lcd_pll_out_max =
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le16_to_cpu(firmware_info->info_14.usLcdMaxPixelClockPLL_Output) * 100;
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if (ppll->lcd_pll_out_max == 0)
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ppll->lcd_pll_out_max = ppll->pll_out_max;
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} else {
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ppll->lcd_pll_out_min =
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le16_to_cpu(firmware_info->info_14.usLcdMinPixelClockPLL_Output) * 100;
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if (ppll->lcd_pll_out_min == 0)
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ppll->lcd_pll_out_min = ppll->pll_out_min;
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ppll->lcd_pll_out_max =
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le16_to_cpu(firmware_info->info_14.usLcdMaxPixelClockPLL_Output) * 100;
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if (ppll->lcd_pll_out_max == 0)
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ppll->lcd_pll_out_max = ppll->pll_out_max;
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}
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if (ppll->pll_out_min == 0)
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ppll->pll_out_min = 64800;
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