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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.c56
1 files changed, 36 insertions, 20 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 0ec491ead2f..7e17a362b54 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -278,7 +278,7 @@ static void radeon_print_display_setup(struct drm_device *dev)
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)
+ 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,
@@ -288,6 +288,15 @@ static void radeon_print_display_setup(struct drm_device *dev)
radeon_connector->ddc_bus->rec.en_data_reg,
radeon_connector->ddc_bus->rec.y_clk_reg,
radeon_connector->ddc_bus->rec.y_data_reg);
+ } else {
+ if (connector->connector_type == DRM_MODE_CONNECTOR_VGA ||
+ connector->connector_type == DRM_MODE_CONNECTOR_DVII ||
+ connector->connector_type == DRM_MODE_CONNECTOR_DVID ||
+ connector->connector_type == DRM_MODE_CONNECTOR_DVIA ||
+ connector->connector_type == DRM_MODE_CONNECTOR_HDMIA ||
+ connector->connector_type == DRM_MODE_CONNECTOR_HDMIB)
+ DRM_INFO(" DDC: no ddc bus - possible BIOS bug - please report to xorg-driver-ati@lists.x.org\n");
+ }
DRM_INFO(" Encoders:\n");
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
radeon_encoder = to_radeon_encoder(encoder);
@@ -357,7 +366,8 @@ int radeon_ddc_get_modes(struct radeon_connector *radeon_connector)
if ((radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
(radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_eDP)) {
struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
- if (dig->dp_i2c_bus)
+ if ((dig->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT ||
+ dig->dp_sink_type == CONNECTOR_OBJECT_ID_eDP) && dig->dp_i2c_bus)
radeon_connector->edid = drm_get_edid(&radeon_connector->base, &dig->dp_i2c_bus->adapter);
}
if (!radeon_connector->ddc_bus)
@@ -410,11 +420,12 @@ void radeon_compute_pll(struct radeon_pll *pll,
uint32_t *fb_div_p,
uint32_t *frac_fb_div_p,
uint32_t *ref_div_p,
- uint32_t *post_div_p,
- int flags)
+ uint32_t *post_div_p)
{
uint32_t min_ref_div = pll->min_ref_div;
uint32_t max_ref_div = pll->max_ref_div;
+ uint32_t min_post_div = pll->min_post_div;
+ uint32_t max_post_div = pll->max_post_div;
uint32_t min_fractional_feed_div = 0;
uint32_t max_fractional_feed_div = 0;
uint32_t best_vco = pll->best_vco;
@@ -430,7 +441,7 @@ void radeon_compute_pll(struct radeon_pll *pll,
DRM_DEBUG("PLL freq %llu %u %u\n", freq, pll->min_ref_div, pll->max_ref_div);
freq = freq * 1000;
- if (flags & RADEON_PLL_USE_REF_DIV)
+ if (pll->flags & RADEON_PLL_USE_REF_DIV)
min_ref_div = max_ref_div = pll->reference_div;
else {
while (min_ref_div < max_ref_div-1) {
@@ -445,19 +456,22 @@ void radeon_compute_pll(struct radeon_pll *pll,
}
}
- if (flags & RADEON_PLL_USE_FRAC_FB_DIV) {
+ if (pll->flags & RADEON_PLL_USE_POST_DIV)
+ min_post_div = max_post_div = pll->post_div;
+
+ if (pll->flags & RADEON_PLL_USE_FRAC_FB_DIV) {
min_fractional_feed_div = pll->min_frac_feedback_div;
max_fractional_feed_div = pll->max_frac_feedback_div;
}
- for (post_div = pll->min_post_div; post_div <= pll->max_post_div; ++post_div) {
+ for (post_div = min_post_div; post_div <= max_post_div; ++post_div) {
uint32_t ref_div;
- if ((flags & RADEON_PLL_NO_ODD_POST_DIV) && (post_div & 1))
+ if ((pll->flags & RADEON_PLL_NO_ODD_POST_DIV) && (post_div & 1))
continue;
/* legacy radeons only have a few post_divs */
- if (flags & RADEON_PLL_LEGACY) {
+ if (pll->flags & RADEON_PLL_LEGACY) {
if ((post_div == 5) ||
(post_div == 7) ||
(post_div == 9) ||
@@ -504,7 +518,7 @@ void radeon_compute_pll(struct radeon_pll *pll,
tmp += (uint64_t)pll->reference_freq * 1000 * frac_feedback_div;
current_freq = radeon_div(tmp, ref_div * post_div);
- if (flags & RADEON_PLL_PREFER_CLOSEST_LOWER) {
+ if (pll->flags & RADEON_PLL_PREFER_CLOSEST_LOWER) {
error = freq - current_freq;
error = error < 0 ? 0xffffffff : error;
} else
@@ -531,12 +545,12 @@ void radeon_compute_pll(struct radeon_pll *pll,
best_freq = current_freq;
best_error = error;
best_vco_diff = vco_diff;
- } else if (((flags & RADEON_PLL_PREFER_LOW_REF_DIV) && (ref_div < best_ref_div)) ||
- ((flags & RADEON_PLL_PREFER_HIGH_REF_DIV) && (ref_div > best_ref_div)) ||
- ((flags & RADEON_PLL_PREFER_LOW_FB_DIV) && (feedback_div < best_feedback_div)) ||
- ((flags & RADEON_PLL_PREFER_HIGH_FB_DIV) && (feedback_div > best_feedback_div)) ||
- ((flags & RADEON_PLL_PREFER_LOW_POST_DIV) && (post_div < best_post_div)) ||
- ((flags & RADEON_PLL_PREFER_HIGH_POST_DIV) && (post_div > best_post_div))) {
+ } else if (((pll->flags & RADEON_PLL_PREFER_LOW_REF_DIV) && (ref_div < best_ref_div)) ||
+ ((pll->flags & RADEON_PLL_PREFER_HIGH_REF_DIV) && (ref_div > best_ref_div)) ||
+ ((pll->flags & RADEON_PLL_PREFER_LOW_FB_DIV) && (feedback_div < best_feedback_div)) ||
+ ((pll->flags & RADEON_PLL_PREFER_HIGH_FB_DIV) && (feedback_div > best_feedback_div)) ||
+ ((pll->flags & RADEON_PLL_PREFER_LOW_POST_DIV) && (post_div < best_post_div)) ||
+ ((pll->flags & RADEON_PLL_PREFER_HIGH_POST_DIV) && (post_div > best_post_div))) {
best_post_div = post_div;
best_ref_div = ref_div;
best_feedback_div = feedback_div;
@@ -572,8 +586,7 @@ void radeon_compute_pll_avivo(struct radeon_pll *pll,
uint32_t *fb_div_p,
uint32_t *frac_fb_div_p,
uint32_t *ref_div_p,
- uint32_t *post_div_p,
- int flags)
+ uint32_t *post_div_p)
{
fixed20_12 m, n, frac_n, p, f_vco, f_pclk, best_freq;
fixed20_12 pll_out_max, pll_out_min;
@@ -667,7 +680,6 @@ static void radeon_user_framebuffer_destroy(struct drm_framebuffer *fb)
radeonfb_remove(dev, fb);
if (radeon_fb->obj) {
- radeon_gem_object_unpin(radeon_fb->obj);
mutex_lock(&dev->struct_mutex);
drm_gem_object_unreference(radeon_fb->obj);
mutex_unlock(&dev->struct_mutex);
@@ -715,7 +727,11 @@ radeon_user_framebuffer_create(struct drm_device *dev,
struct drm_gem_object *obj;
obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handle);
-
+ if (obj == NULL) {
+ dev_err(&dev->pdev->dev, "No GEM object associated to handle 0x%08X, "
+ "can't create framebuffer\n", mode_cmd->handle);
+ return NULL;
+ }
return radeon_framebuffer_create(dev, mode_cmd, obj);
}
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-28 01:59:11 +0000