Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / drivers / gpu / drm / radeon / radeon_atombios.c

diff --git a/kernel/drivers/gpu/drm/radeon/radeon_atombios.c b/kernel/drivers/gpu/drm/radeon/radeon_atombios.c
index de9a2ff..0c5b3ee 100644 (file)
--- a/kernel/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/kernel/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -1155,7 +1155,7 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
                    le16_to_cpu(firmware_info->info.usReferenceClock);
                p1pll->reference_div = 0;
 
-               if (crev < 2)
+               if ((frev < 2) && (crev < 2))
                        p1pll->pll_out_min =
                                le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Output);
                else
@@ -1164,7 +1164,7 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
                p1pll->pll_out_max =
                    le32_to_cpu(firmware_info->info.ulMaxPixelClockPLL_Output);
 
-               if (crev >= 4) {
+               if (((frev < 2) && (crev >= 4)) || (frev >= 2)) {
                        p1pll->lcd_pll_out_min =
                                le16_to_cpu(firmware_info->info_14.usLcdMinPixelClockPLL_Output) * 100;
                        if (p1pll->lcd_pll_out_min == 0)