Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
[platform/kernel/linux-starfive.git] / drivers / gpu / drm / radeon / atombios_crtc.c
index 12ad512..464a81a 100644 (file)
@@ -332,6 +332,11 @@ static void atombios_crtc_set_timing(struct drm_crtc *crtc,
        args.usV_SyncWidth =
                cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
 
+       args.ucOverscanRight = radeon_crtc->h_border;
+       args.ucOverscanLeft = radeon_crtc->h_border;
+       args.ucOverscanBottom = radeon_crtc->v_border;
+       args.ucOverscanTop = radeon_crtc->v_border;
+
        if (mode->flags & DRM_MODE_FLAG_NVSYNC)
                misc |= ATOM_VSYNC_POLARITY;
        if (mode->flags & DRM_MODE_FLAG_NHSYNC)
@@ -471,6 +476,8 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
        struct radeon_encoder *radeon_encoder = NULL;
        u32 adjusted_clock = mode->clock;
        int encoder_mode = 0;
+       u32 dp_clock = mode->clock;
+       int bpc = 8;
 
        /* reset the pll flags */
        pll->flags = 0;
@@ -513,6 +520,17 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                if (encoder->crtc == crtc) {
                        radeon_encoder = to_radeon_encoder(encoder);
                        encoder_mode = atombios_get_encoder_mode(encoder);
+                       if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT | ATOM_DEVICE_DFP_SUPPORT)) {
+                               struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
+                               if (connector) {
+                                       struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+                                       struct radeon_connector_atom_dig *dig_connector =
+                                               radeon_connector->con_priv;
+
+                                       dp_clock = dig_connector->dp_clock;
+                               }
+                       }
+
                        if (ASIC_IS_AVIVO(rdev)) {
                                /* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
                                if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1)
@@ -521,6 +539,20 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                                        pll->algo = PLL_ALGO_LEGACY;
                                        pll->flags |= RADEON_PLL_PREFER_CLOSEST_LOWER;
                                }
+                               /* There is some evidence (often anecdotal) that RV515 LVDS
+                                * (on some boards at least) prefers the legacy algo.  I'm not
+                                * sure whether this should handled generically or on a
+                                * case-by-case quirk basis.  Both algos should work fine in the
+                                * majority of cases.
+                                */
+                               if ((radeon_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT)) &&
+                                   (rdev->family == CHIP_RV515)) {
+                                       /* allow the user to overrride just in case */
+                                       if (radeon_new_pll == 1)
+                                               pll->algo = PLL_ALGO_NEW;
+                                       else
+                                               pll->algo = PLL_ALGO_LEGACY;
+                               }
                        } else {
                                if (encoder->encoder_type != DRM_MODE_ENCODER_DAC)
                                        pll->flags |= RADEON_PLL_NO_ODD_POST_DIV;
@@ -555,6 +587,14 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                                args.v1.usPixelClock = cpu_to_le16(mode->clock / 10);
                                args.v1.ucTransmitterID = radeon_encoder->encoder_id;
                                args.v1.ucEncodeMode = encoder_mode;
+                               if (encoder_mode == ATOM_ENCODER_MODE_DP) {
+                                       /* may want to enable SS on DP eventually */
+                                       /* args.v1.ucConfig |=
+                                          ADJUST_DISPLAY_CONFIG_SS_ENABLE;*/
+                               } else if (encoder_mode == ATOM_ENCODER_MODE_LVDS) {
+                                       args.v1.ucConfig |=
+                                               ADJUST_DISPLAY_CONFIG_SS_ENABLE;
+                               }
 
                                atom_execute_table(rdev->mode_info.atom_context,
                                                   index, (uint32_t *)&args);
@@ -568,10 +608,20 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                                if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
                                        struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
 
-                                       if (encoder_mode == ATOM_ENCODER_MODE_DP)
+                                       if (encoder_mode == ATOM_ENCODER_MODE_DP) {
+                                               /* may want to enable SS on DP/eDP eventually */
+                                               /*args.v3.sInput.ucDispPllConfig |=
+                                                 DISPPLL_CONFIG_SS_ENABLE;*/
                                                args.v3.sInput.ucDispPllConfig |=
                                                        DISPPLL_CONFIG_COHERENT_MODE;
-                                       else {
+                                               /* 16200 or 27000 */
+                                               args.v3.sInput.usPixelClock = cpu_to_le16(dp_clock / 10);
+                                       } else {
+                                               if (encoder_mode == ATOM_ENCODER_MODE_HDMI) {
+                                                       /* deep color support */
+                                                       args.v3.sInput.usPixelClock =
+                                                               cpu_to_le16((mode->clock * bpc / 8) / 10);
+                                               }
                                                if (dig->coherent_mode)
                                                        args.v3.sInput.ucDispPllConfig |=
                                                                DISPPLL_CONFIG_COHERENT_MODE;
@@ -580,13 +630,19 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                                                                DISPPLL_CONFIG_DUAL_LINK;
                                        }
                                } else if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
-                                       /* may want to enable SS on DP/eDP eventually */
-                                       /*args.v3.sInput.ucDispPllConfig |=
-                                               DISPPLL_CONFIG_SS_ENABLE;*/
-                                       if (encoder_mode == ATOM_ENCODER_MODE_DP)
+                                       if (encoder_mode == ATOM_ENCODER_MODE_DP) {
+                                               /* may want to enable SS on DP/eDP eventually */
+                                               /*args.v3.sInput.ucDispPllConfig |=
+                                                 DISPPLL_CONFIG_SS_ENABLE;*/
                                                args.v3.sInput.ucDispPllConfig |=
                                                        DISPPLL_CONFIG_COHERENT_MODE;
-                                       else {
+                                               /* 16200 or 27000 */
+                                               args.v3.sInput.usPixelClock = cpu_to_le16(dp_clock / 10);
+                                       } else if (encoder_mode == ATOM_ENCODER_MODE_LVDS) {
+                                               /* want to enable SS on LVDS eventually */
+                                               /*args.v3.sInput.ucDispPllConfig |=
+                                                 DISPPLL_CONFIG_SS_ENABLE;*/
+                                       } else {
                                                if (mode->clock > 165000)
                                                        args.v3.sInput.ucDispPllConfig |=
                                                                DISPPLL_CONFIG_DUAL_LINK;
@@ -1019,11 +1075,11 @@ static int avivo_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 
        if (rdev->family >= CHIP_RV770) {
                if (radeon_crtc->crtc_id) {
-                       WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
-                       WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
+                       WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
+                       WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
                } else {
-                       WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
-                       WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
+                       WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
+                       WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
                }
        }
        WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
@@ -1160,8 +1216,18 @@ int atombios_crtc_mode_set(struct drm_crtc *crtc,
        struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
        struct drm_device *dev = crtc->dev;
        struct radeon_device *rdev = dev->dev_private;
+       struct drm_encoder *encoder;
+       bool is_tvcv = false;
 
-       /* TODO color tiling */
+       list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+               /* find tv std */
+               if (encoder->crtc == crtc) {
+                       struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+                       if (radeon_encoder->active_device &
+                           (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
+                               is_tvcv = true;
+               }
+       }
 
        atombios_disable_ss(crtc);
        /* always set DCPLL */
@@ -1170,9 +1236,14 @@ int atombios_crtc_mode_set(struct drm_crtc *crtc,
        atombios_crtc_set_pll(crtc, adjusted_mode);
        atombios_enable_ss(crtc);
 
-       if (ASIC_IS_AVIVO(rdev))
+       if (ASIC_IS_DCE4(rdev))
                atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
-       else {
+       else if (ASIC_IS_AVIVO(rdev)) {
+               if (is_tvcv)
+                       atombios_crtc_set_timing(crtc, adjusted_mode);
+               else
+                       atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
+       } else {
                atombios_crtc_set_timing(crtc, adjusted_mode);
                if (radeon_crtc->crtc_id == 0)
                        atombios_set_crtc_dtd_timing(crtc, adjusted_mode);