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path: root/drivers/gpu/drm/radeon/radeon_display.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_display.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_display.c145
1 files changed, 133 insertions, 12 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index c85df4afcb7..a133b833e45 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -250,6 +250,16 @@ static const char *connector_names[13] = {
"HDMI-B",
};
+static const char *hpd_names[7] = {
+ "NONE",
+ "HPD1",
+ "HPD2",
+ "HPD3",
+ "HPD4",
+ "HPD5",
+ "HPD6",
+};
+
static void radeon_print_display_setup(struct drm_device *dev)
{
struct drm_connector *connector;
@@ -264,16 +274,18 @@ static void radeon_print_display_setup(struct drm_device *dev)
radeon_connector = to_radeon_connector(connector);
DRM_INFO("Connector %d:\n", i);
DRM_INFO(" %s\n", connector_names[connector->connector_type]);
+ if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
+ DRM_INFO(" %s\n", hpd_names[radeon_connector->hpd.hpd]);
if (radeon_connector->ddc_bus)
DRM_INFO(" DDC: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
radeon_connector->ddc_bus->rec.mask_clk_reg,
radeon_connector->ddc_bus->rec.mask_data_reg,
radeon_connector->ddc_bus->rec.a_clk_reg,
radeon_connector->ddc_bus->rec.a_data_reg,
- radeon_connector->ddc_bus->rec.put_clk_reg,
- radeon_connector->ddc_bus->rec.put_data_reg,
- radeon_connector->ddc_bus->rec.get_clk_reg,
- radeon_connector->ddc_bus->rec.get_data_reg);
+ radeon_connector->ddc_bus->rec.en_clk_reg,
+ radeon_connector->ddc_bus->rec.en_data_reg,
+ radeon_connector->ddc_bus->rec.y_clk_reg,
+ radeon_connector->ddc_bus->rec.y_data_reg);
DRM_INFO(" Encoders:\n");
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
radeon_encoder = to_radeon_encoder(encoder);
@@ -324,6 +336,7 @@ static bool radeon_setup_enc_conn(struct drm_device *dev)
ret = radeon_get_legacy_connector_info_from_table(dev);
}
if (ret) {
+ radeon_setup_encoder_clones(dev);
radeon_print_display_setup(dev);
list_for_each_entry(drm_connector, &dev->mode_config.connector_list, head)
radeon_ddc_dump(drm_connector);
@@ -336,12 +349,17 @@ int radeon_ddc_get_modes(struct radeon_connector *radeon_connector)
{
int ret = 0;
+ if (radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
+ struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
+ if (dig->dp_i2c_bus)
+ radeon_connector->edid = drm_get_edid(&radeon_connector->base, &dig->dp_i2c_bus->adapter);
+ }
if (!radeon_connector->ddc_bus)
return -1;
if (!radeon_connector->edid) {
- radeon_i2c_do_lock(radeon_connector, 1);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
- radeon_i2c_do_lock(radeon_connector, 0);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
}
if (radeon_connector->edid) {
@@ -361,9 +379,9 @@ static int radeon_ddc_dump(struct drm_connector *connector)
if (!radeon_connector->ddc_bus)
return -1;
- radeon_i2c_do_lock(radeon_connector, 1);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 1);
edid = drm_get_edid(connector, &radeon_connector->ddc_bus->adapter);
- radeon_i2c_do_lock(radeon_connector, 0);
+ radeon_i2c_do_lock(radeon_connector->ddc_bus, 0);
if (edid) {
kfree(edid);
}
@@ -542,6 +560,98 @@ void radeon_compute_pll(struct radeon_pll *pll,
*post_div_p = best_post_div;
}
+void radeon_compute_pll_avivo(struct radeon_pll *pll,
+ uint64_t freq,
+ uint32_t *dot_clock_p,
+ uint32_t *fb_div_p,
+ uint32_t *frac_fb_div_p,
+ uint32_t *ref_div_p,
+ uint32_t *post_div_p,
+ int flags)
+{
+ fixed20_12 m, n, frac_n, p, f_vco, f_pclk, best_freq;
+ fixed20_12 pll_out_max, pll_out_min;
+ fixed20_12 pll_in_max, pll_in_min;
+ fixed20_12 reference_freq;
+ fixed20_12 error, ffreq, a, b;
+
+ pll_out_max.full = rfixed_const(pll->pll_out_max);
+ pll_out_min.full = rfixed_const(pll->pll_out_min);
+ pll_in_max.full = rfixed_const(pll->pll_in_max);
+ pll_in_min.full = rfixed_const(pll->pll_in_min);
+ reference_freq.full = rfixed_const(pll->reference_freq);
+ do_div(freq, 10);
+ ffreq.full = rfixed_const(freq);
+ error.full = rfixed_const(100 * 100);
+
+ /* max p */
+ p.full = rfixed_div(pll_out_max, ffreq);
+ p.full = rfixed_floor(p);
+
+ /* min m */
+ m.full = rfixed_div(reference_freq, pll_in_max);
+ m.full = rfixed_ceil(m);
+
+ while (1) {
+ n.full = rfixed_div(ffreq, reference_freq);
+ n.full = rfixed_mul(n, m);
+ n.full = rfixed_mul(n, p);
+
+ f_vco.full = rfixed_div(n, m);
+ f_vco.full = rfixed_mul(f_vco, reference_freq);
+
+ f_pclk.full = rfixed_div(f_vco, p);
+
+ if (f_pclk.full > ffreq.full)
+ error.full = f_pclk.full - ffreq.full;
+ else
+ error.full = ffreq.full - f_pclk.full;
+ error.full = rfixed_div(error, f_pclk);
+ a.full = rfixed_const(100 * 100);
+ error.full = rfixed_mul(error, a);
+
+ a.full = rfixed_mul(m, p);
+ a.full = rfixed_div(n, a);
+ best_freq.full = rfixed_mul(reference_freq, a);
+
+ if (rfixed_trunc(error) < 25)
+ break;
+
+ a.full = rfixed_const(1);
+ m.full = m.full + a.full;
+ a.full = rfixed_div(reference_freq, m);
+ if (a.full >= pll_in_min.full)
+ continue;
+
+ m.full = rfixed_div(reference_freq, pll_in_max);
+ m.full = rfixed_ceil(m);
+ a.full= rfixed_const(1);
+ p.full = p.full - a.full;
+ a.full = rfixed_mul(p, ffreq);
+ if (a.full >= pll_out_min.full)
+ continue;
+ else {
+ DRM_ERROR("Unable to find pll dividers\n");
+ break;
+ }
+ }
+
+ a.full = rfixed_const(10);
+ b.full = rfixed_mul(n, a);
+
+ frac_n.full = rfixed_floor(n);
+ frac_n.full = rfixed_mul(frac_n, a);
+ frac_n.full = b.full - frac_n.full;
+
+ *dot_clock_p = rfixed_trunc(best_freq);
+ *fb_div_p = rfixed_trunc(n);
+ *frac_fb_div_p = rfixed_trunc(frac_n);
+ *ref_div_p = rfixed_trunc(m);
+ *post_div_p = rfixed_trunc(p);
+
+ DRM_DEBUG("%u %d.%d, %d, %d\n", *dot_clock_p * 10, *fb_div_p, *frac_fb_div_p, *ref_div_p, *post_div_p);
+}
+
static void radeon_user_framebuffer_destroy(struct drm_framebuffer *fb)
{
struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb);
@@ -642,7 +752,7 @@ int radeon_modeset_create_props(struct radeon_device *rdev)
return -ENOMEM;
rdev->mode_info.coherent_mode_property->values[0] = 0;
- rdev->mode_info.coherent_mode_property->values[0] = 1;
+ rdev->mode_info.coherent_mode_property->values[1] = 1;
}
if (!ASIC_IS_AVIVO(rdev)) {
@@ -666,7 +776,7 @@ int radeon_modeset_create_props(struct radeon_device *rdev)
if (!rdev->mode_info.load_detect_property)
return -ENOMEM;
rdev->mode_info.load_detect_property->values[0] = 0;
- rdev->mode_info.load_detect_property->values[0] = 1;
+ rdev->mode_info.load_detect_property->values[1] = 1;
drm_mode_create_scaling_mode_property(rdev->ddev);
@@ -723,6 +833,8 @@ int radeon_modeset_init(struct radeon_device *rdev)
if (!ret) {
return ret;
}
+ /* initialize hpd */
+ radeon_hpd_init(rdev);
drm_helper_initial_config(rdev->ddev);
return 0;
}
@@ -730,6 +842,7 @@ int radeon_modeset_init(struct radeon_device *rdev)
void radeon_modeset_fini(struct radeon_device *rdev)
{
if (rdev->mode_info.mode_config_initialized) {
+ radeon_hpd_fini(rdev);
drm_mode_config_cleanup(rdev->ddev);
rdev->mode_info.mode_config_initialized = false;
}
@@ -750,9 +863,17 @@ bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
if (encoder->crtc != crtc)
continue;
if (first) {
- radeon_crtc->rmx_type = radeon_encoder->rmx_type;
+ /* set scaling */
+ if (radeon_encoder->rmx_type == RMX_OFF)
+ radeon_crtc->rmx_type = RMX_OFF;
+ else if (mode->hdisplay < radeon_encoder->native_mode.hdisplay ||
+ mode->vdisplay < radeon_encoder->native_mode.vdisplay)
+ radeon_crtc->rmx_type = radeon_encoder->rmx_type;
+ else
+ radeon_crtc->rmx_type = RMX_OFF;
+ /* copy native mode */
memcpy(&radeon_crtc->native_mode,
- &radeon_encoder->native_mode,
+ &radeon_encoder->native_mode,
sizeof(struct drm_display_mode));
first = false;
} else {
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-27 14:50:52 +0000