diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2012-03-11 07:08:05 +0100 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2012-03-22 15:21:18 +0100 |
| commit | 6544599249086ce50f216a6cedbea56514ffefc6 (patch) | |
| tree | 7b4fb0b9ada08c8a9b6530f08eeee93459f3fbf8 | |
| parent | drm/nve0/disp: nvidia randomly decided to move the dithering method (diff) | |
| download | linux-6544599249086ce50f216a6cedbea56514ffefc6.tar.xz linux-6544599249086ce50f216a6cedbea56514ffefc6.zip | |
drm/nouveau/dp: support version 4.0 of DP table
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bios.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_dp.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvd0_display.c | 6 |
3 files changed, 19 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 8dbeeea91872..637afe71de56 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -1144,7 +1144,8 @@ init_dp_condition(struct nvbios *bios, uint16_t offset, struct init_exec *iexec) break; case 1: case 2: - if (!(entry[5] & cond)) + if ((table[0] < 0x40 && !(entry[5] & cond)) || + (table[0] == 0x40 && !(entry[4] & cond))) iexec->execute = false; break; case 5: diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c index 302b2f7d0678..d996134b1b28 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dp.c +++ b/drivers/gpu/drm/nouveau/nouveau_dp.c @@ -188,6 +188,7 @@ nouveau_dp_bios_data(struct drm_device *dev, struct dcb_entry *dcb, u8 **entry) case 0x20: case 0x21: case 0x30: + case 0x40: break; default: NV_ERROR(dev, "displayport table 0x%02x unknown\n", table[0]); @@ -366,6 +367,10 @@ dp_set_downspread(struct drm_device *dev, struct dp_state *dp, bool enable) if (table[0] >= 0x20 && table[0] <= 0x30) { if (enable) script = ROM16(entry[12]); else script = ROM16(entry[14]); + } else + if (table[0] == 0x40) { + if (enable) script = ROM16(entry[11]); + else script = ROM16(entry[13]); } } @@ -380,6 +385,9 @@ dp_link_train_init(struct drm_device *dev, struct dp_state *dp) if (table) { if (table[0] >= 0x20 && table[0] <= 0x30) script = ROM16(entry[6]); + else + if (table[0] == 0x40) + script = ROM16(entry[5]); } nouveau_bios_run_init_table(dev, script, dp->dcb, dp->crtc); @@ -393,6 +401,9 @@ dp_link_train_fini(struct drm_device *dev, struct dp_state *dp) if (table) { if (table[0] >= 0x20 && table[0] <= 0x30) script = ROM16(entry[8]); + else + if (table[0] == 0x40) + script = ROM16(entry[7]); } nouveau_bios_run_init_table(dev, script, dp->dcb, dp->crtc); diff --git a/drivers/gpu/drm/nouveau/nvd0_display.c b/drivers/gpu/drm/nouveau/nvd0_display.c index d69642da8b56..0247250939e8 100644 --- a/drivers/gpu/drm/nouveau/nvd0_display.c +++ b/drivers/gpu/drm/nouveau/nvd0_display.c @@ -1226,6 +1226,11 @@ nvd0_sor_dp_train_adj(struct drm_device *dev, struct dcb_entry *dcb, if (table[0] == 0x30) { config = entry + table[4]; config += table[5] * preem; + } else + if (table[0] == 0x40) { + config = table + table[1]; + config += table[2] * table[3]; + config += table[6] * preem; } } @@ -1258,6 +1263,7 @@ nvd0_sor_dp_link_set(struct drm_device *dev, struct dcb_entry *dcb, int crtc, table = nouveau_dp_bios_data(dev, dcb, &entry); if (table) { if (table[0] == 0x30) entry = ROMPTR(dev, entry[10]); + else if (table[0] == 0x40) entry = ROMPTR(dev, entry[9]); else entry = NULL; while (entry) { |