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提交 df271bec 编写于 作者: A Alex Deucher 提交者： Dave Airlie
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drm/radeon/kms: properly handle bpc >8 in atom command tables 

Signed-off-by: NAlex Deucher <alexdeucher@gmail.com>
Signed-off-by: NDave Airlie <airlied@redhat.com>
上级 96b3bef8
隐藏空白更改
内联 并排
Showing with 101 addition and 7 deletion
drivers/gpu/drm/radeon/atombios_crtc.c
浏览文件 @ df271bec
......@@ -512,6 +512,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
struct radeon_device *rdev = dev->dev_private;
struct drm_encoder *encoder = NULL;
struct radeon_encoder *radeon_encoder = NULL;
struct drm_connector *connector = NULL;
u32 adjusted_clock = mode->clock;
int encoder_mode = 0;
u32 dp_clock = mode->clock;
......@@ -546,9 +547,11 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
if (encoder->crtc == crtc) {
radeon_encoder = to_radeon_encoder(encoder);
connector = radeon_get_connector_for_encoder(encoder);
if (connector)
bpc = connector->display_info.bpc;
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 =
......@@ -754,7 +757,8 @@ static void atombios_crtc_program_pll(struct drm_crtc *crtc,
u32 ref_div,
u32 fb_div,
u32 frac_fb_div,
u32 post_div)
u32 post_div,
int bpc)
{
struct drm_device *dev = crtc->dev;
struct radeon_device *rdev = dev->dev_private;
......@@ -812,6 +816,15 @@ static void atombios_crtc_program_pll(struct drm_crtc *crtc,
args.v5.ulFbDivDecFrac = cpu_to_le32(frac_fb_div * 100000);
args.v5.ucPostDiv = post_div;
args.v5.ucMiscInfo = 0; /* HDMI depth, etc. */
switch (bpc) {
case 8:
default:
args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_24BPP;
break;
case 10:
args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_30BPP;
break;
}
args.v5.ucTransmitterID = encoder_id;
args.v5.ucEncoderMode = encoder_mode;
args.v5.ucPpll = pll_id;
......@@ -824,6 +837,21 @@ static void atombios_crtc_program_pll(struct drm_crtc *crtc,
args.v6.ulFbDivDecFrac = cpu_to_le32(frac_fb_div * 100000);
args.v6.ucPostDiv = post_div;
args.v6.ucMiscInfo = 0; /* HDMI depth, etc. */
switch (bpc) {
case 8:
default:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_24BPP;
break;
case 10:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_30BPP;
break;
case 12:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_36BPP;
break;
case 16:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_48BPP;
break;
}
args.v6.ucTransmitterID = encoder_id;
args.v6.ucEncoderMode = encoder_mode;
args.v6.ucPpll = pll_id;
......@@ -855,6 +883,7 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode
int encoder_mode = 0;
struct radeon_atom_ss ss;
bool ss_enabled = false;
int bpc = 8;
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
if (encoder->crtc == crtc) {
......@@ -891,6 +920,7 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode
struct radeon_connector_atom_dig *dig_connector =
radeon_connector->con_priv;
int dp_clock;
bpc = connector->display_info.bpc;
switch (encoder_mode) {
case ATOM_ENCODER_MODE_DP:
......@@ -974,7 +1004,7 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode
atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,
encoder_mode, radeon_encoder->encoder_id, mode->clock,
ref_div, fb_div, frac_fb_div, post_div);
ref_div, fb_div, frac_fb_div, post_div, bpc);
if (ss_enabled) {
/* calculate ss amount and step size */
......@@ -1522,7 +1552,7 @@ static void atombios_crtc_disable(struct drm_crtc *crtc)
case ATOM_PPLL2:
/* disable the ppll */
atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,
0, 0, ATOM_DISABLE, 0, 0, 0, 0);
0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0);
break;
default:
break;
......
drivers/gpu/drm/radeon/radeon_encoders.c
浏览文件 @ df271bec
......@@ -760,6 +760,7 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action)
int dp_clock = 0;
int dp_lane_count = 0;
int hpd_id = RADEON_HPD_NONE;
int bpc = 8;
if (connector) {
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
......@@ -769,6 +770,7 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action)
dp_clock = dig_connector->dp_clock;
dp_lane_count = dig_connector->dp_lane_count;
hpd_id = radeon_connector->hpd.hpd;
bpc = connector->display_info.bpc;
}
/* no dig encoder assigned */
......@@ -810,7 +812,27 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action)
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_5_40GHZ;
}
args.v4.acConfig.ucDigSel = dig->dig_encoder;
args.v4.ucBitPerColor = PANEL_8BIT_PER_COLOR;
switch (bpc) {
case 0:
args.v4.ucBitPerColor = PANEL_BPC_UNDEFINE;
break;
case 6:
args.v4.ucBitPerColor = PANEL_6BIT_PER_COLOR;
break;
case 8:
default:
args.v4.ucBitPerColor = PANEL_8BIT_PER_COLOR;
break;
case 10:
args.v4.ucBitPerColor = PANEL_10BIT_PER_COLOR;
break;
case 12:
args.v4.ucBitPerColor = PANEL_12BIT_PER_COLOR;
break;
case 16:
args.v4.ucBitPerColor = PANEL_16BIT_PER_COLOR;
break;
}
if (hpd_id == RADEON_HPD_NONE)
args.v4.ucHPD_ID = 0;
else
......@@ -819,7 +841,27 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action)
if ((args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) && (dp_clock == 270000))
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ;
args.v3.acConfig.ucDigSel = dig->dig_encoder;
args.v3.ucBitPerColor = PANEL_8BIT_PER_COLOR;
switch (bpc) {
case 0:
args.v3.ucBitPerColor = PANEL_BPC_UNDEFINE;
break;
case 6:
args.v3.ucBitPerColor = PANEL_6BIT_PER_COLOR;
break;
case 8:
default:
args.v3.ucBitPerColor = PANEL_8BIT_PER_COLOR;
break;
case 10:
args.v3.ucBitPerColor = PANEL_10BIT_PER_COLOR;
break;
case 12:
args.v3.ucBitPerColor = PANEL_12BIT_PER_COLOR;
break;
case 16:
args.v3.ucBitPerColor = PANEL_16BIT_PER_COLOR;
break;
}
} else {
if ((args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) && (dp_clock == 270000))
args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
......@@ -1099,6 +1141,7 @@ atombios_external_encoder_setup(struct drm_encoder *encoder,
int dp_lane_count = 0;
int connector_object_id = 0;
u32 ext_enum = (ext_radeon_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
int bpc = 8;
if (connector) {
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
......@@ -1109,6 +1152,7 @@ atombios_external_encoder_setup(struct drm_encoder *encoder,
dp_lane_count = dig_connector->dp_lane_count;
connector_object_id =
(radeon_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
bpc = connector->display_info.bpc;
}
memset(&args, 0, sizeof(args));
......@@ -1166,7 +1210,27 @@ atombios_external_encoder_setup(struct drm_encoder *encoder,
args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER3;
break;
}
args.v3.sExtEncoder.ucBitPerColor = PANEL_8BIT_PER_COLOR;
switch (bpc) {
case 0:
args.v3.sExtEncoder.ucBitPerColor = PANEL_BPC_UNDEFINE;
break;
case 6:
args.v3.sExtEncoder.ucBitPerColor = PANEL_6BIT_PER_COLOR;
break;
case 8:
default:
args.v3.sExtEncoder.ucBitPerColor = PANEL_8BIT_PER_COLOR;
break;
case 10:
args.v3.sExtEncoder.ucBitPerColor = PANEL_10BIT_PER_COLOR;
break;
case 12:
args.v3.sExtEncoder.ucBitPerColor = PANEL_12BIT_PER_COLOR;
break;
case 16:
args.v3.sExtEncoder.ucBitPerColor = PANEL_16BIT_PER_COLOR;
break;
}
break;
default:
DRM_ERROR("Unknown table version: %d, %d\n", frev, crev);
......
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