7 files changed, 57 insertions, 24 deletions

diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 9c924614c418..dc8e374a0b55 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -707,7 +707,7 @@ int drm_fb_helper_set_par(struct fb_info *info)
 
                 if (crtc->fb == fb_helper->crtc_info[i].mode_set.fb) {
                         mutex_lock(&dev->mode_config.mutex);
-                        ret = crtc->funcs->set_config(&fb_helper->crtc_info->mode_set);
+                        ret = crtc->funcs->set_config(&fb_helper->crtc_info[i].mode_set);
                         mutex_unlock(&dev->mode_config.mutex);
                         if (ret)
                                 return ret;
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index e5a3c301b7a9..c15287a590ff 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -368,14 +368,17 @@ static void atombios_set_ss(struct drm_crtc *crtc, int enable)
         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
                 if (encoder->crtc == crtc) {
                         radeon_encoder = to_radeon_encoder(encoder);
-                        dig = radeon_encoder->enc_priv;
                         /* only enable spread spectrum on LVDS */
-                        if (dig && dig->ss) {
-                                percentage = dig->ss->percentage;
-                                type = dig->ss->type;
-                                step = dig->ss->step;
-                                delay = dig->ss->delay;
-                                range = dig->ss->range;
+                        if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
+                                dig = radeon_encoder->enc_priv;
+                                if (dig && dig->ss) {
+                                        percentage = dig->ss->percentage;
+                                        type = dig->ss->type;
+                                        step = dig->ss->step;
+                                        delay = dig->ss->delay;
+                                        range = dig->ss->range;
+                                } else if (enable)
+                                        return;
                         } else if (enable)
                                 return;
                         break;
@@ -387,7 +390,7 @@ static void atombios_set_ss(struct drm_crtc *crtc, int enable)
 
         if (ASIC_IS_AVIVO(rdev)) {
                 memset(&args, 0, sizeof(args));
-                args.usSpreadSpectrumPercentage = percentage;
+                args.usSpreadSpectrumPercentage = cpu_to_le16(percentage);
                 args.ucSpreadSpectrumType = type;
                 args.ucSpreadSpectrumStep = step;
                 args.ucSpreadSpectrumDelay = delay;
@@ -397,7 +400,7 @@ static void atombios_set_ss(struct drm_crtc *crtc, int enable)
                 atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
         } else {
                 memset(&legacy_args, 0, sizeof(legacy_args));
-                legacy_args.usSpreadSpectrumPercentage = percentage;
+                legacy_args.usSpreadSpectrumPercentage = cpu_to_le16(percentage);
                 legacy_args.ucSpreadSpectrumType = type;
                 legacy_args.ucSpreadSpectrumStepSize_Delay = (step & 3) << 2;
                 legacy_args.ucSpreadSpectrumStepSize_Delay |= (delay & 7) << 4;
@@ -483,8 +486,14 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
                 atom_execute_table(rdev->mode_info.atom_context,
                                    index, (uint32_t *)&adjust_pll_args);
                 adjusted_clock = le16_to_cpu(adjust_pll_args.usPixelClock) * 10;
-        } else
-                adjusted_clock = mode->clock;
+        } else {
+                /* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
+                if (ASIC_IS_AVIVO(rdev) &&
+                    (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1))
+                        adjusted_clock = mode->clock * 2;
+                else
+                        adjusted_clock = mode->clock;
+        }
 
         if (radeon_crtc->crtc_id == 0)
                 pll = &rdev->clock.p1pll;
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 18729259c2fc..1c9a9c461762 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -655,6 +655,16 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
                                 p1pll->pll_out_min = 64800;
                         else
                                 p1pll->pll_out_min = 20000;
+                } else if (p1pll->pll_out_min > 64800) {
+                        /* Limiting the pll output range is a good thing generally as
+                         * it limits the number of possible pll combinations for a given
+                         * frequency presumably to the ones that work best on each card.
+                         * However, certain duallink DVI monitors seem to like
+                         * pll combinations that would be limited by this at least on
+                         * pre-DCE 3.0 r6xx hardware.  This might need to be adjusted per
+                         * family.
+                         */
+                        p1pll->pll_out_min = 64800;
                 }
 
                 p1pll->pll_in_min =
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index fcb9371bf057..a36ede002ee4 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -1587,6 +1587,12 @@ static bool radeon_apply_legacy_tv_quirks(struct drm_device *dev)
             dev->pdev->subsystem_device == 0x009f)
                 return false;
 
+        /* HP dc5750 has non-existent TV port */
+        if (dev->pdev->device == 0x5974 &&
+            dev->pdev->subsystem_vendor == 0x103c &&
+            dev->pdev->subsystem_device == 0x280a)
+                return false;
+
         return true;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index d1cdda9b5586..88c19070247f 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -443,20 +443,24 @@ static uint32_t cail_reg_read(struct card_info *info, uint32_t reg)
         return r;
 }
 
-static struct card_info atom_card_info = {
-        .dev = NULL,
-        .reg_read = cail_reg_read,
-        .reg_write = cail_reg_write,
-        .mc_read = cail_mc_read,
-        .mc_write = cail_mc_write,
-        .pll_read = cail_pll_read,
-        .pll_write = cail_pll_write,
-};
-
 int radeon_atombios_init(struct radeon_device *rdev)
 {
-        atom_card_info.dev = rdev->ddev;
-        rdev->mode_info.atom_context = atom_parse(&atom_card_info, rdev->bios);
+        struct card_info *atom_card_info =
+            kzalloc(sizeof(struct card_info), GFP_KERNEL);
+
+        if (!atom_card_info)
+                return -ENOMEM;
+
+        rdev->mode_info.atom_card_info = atom_card_info;
+        atom_card_info->dev = rdev->ddev;
+        atom_card_info->reg_read = cail_reg_read;
+        atom_card_info->reg_write = cail_reg_write;
+        atom_card_info->mc_read = cail_mc_read;
+        atom_card_info->mc_write = cail_mc_write;
+        atom_card_info->pll_read = cail_pll_read;
+        atom_card_info->pll_write = cail_pll_write;
+
+        rdev->mode_info.atom_context = atom_parse(atom_card_info, rdev->bios);
         radeon_atom_initialize_bios_scratch_regs(rdev->ddev);
         return 0;
 }
@@ -464,6 +468,7 @@ int radeon_atombios_init(struct radeon_device *rdev)
 void radeon_atombios_fini(struct radeon_device *rdev)
 {
         kfree(rdev->mode_info.atom_context);
+        kfree(rdev->mode_info.atom_card_info);
 }
 
 int radeon_combios_init(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 2ea5707c018c..ccb783868ad6 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -172,6 +172,7 @@ enum radeon_connector_table {
 
 struct radeon_mode_info {
         struct atom_context *atom_context;
+        struct card_info *atom_card_info;
         enum radeon_connector_table connector_table;
         bool mode_config_initialized;
         struct radeon_crtc *crtcs[2];
diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c
index a769c296f6a6..ca037160a582 100644
--- a/drivers/gpu/drm/radeon/rs400.c
+++ b/drivers/gpu/drm/radeon/rs400.c
@@ -418,6 +418,8 @@ int rs400_resume(struct radeon_device *rdev)
         rs400_gart_disable(rdev);
         /* Resume clock before doing reset */
         r300_clock_startup(rdev);
+        /* setup MC before calling post tables */
+        rs400_mc_program(rdev);
         /* Reset gpu before posting otherwise ATOM will enter infinite loop */
         if (radeon_gpu_reset(rdev)) {
                 dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",