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path: root/drivers/gpu/drm/radeon/atombios_crtc.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_crtc.c')
-rw-r--r--drivers/gpu/drm/radeon/atombios_crtc.c100
1 files changed, 86 insertions, 14 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 12ad512bd3d..cd0290f946c 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -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 +539,21 @@ 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/RV620 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) ||
+ (rdev->family == CHIP_RV620))) {
+ /* 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 +588,14 @@ 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 +609,20 @@ 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 +631,19 @@ 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 +1076,11 @@ 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 +1217,18 @@ 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 +1237,14 @@ 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);
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-11 15:47:30 +0000