int (*power)(struct nv50_disp_priv *, int sor, u32 data);
int (*hda_eld)(struct nv50_disp_priv *, int sor, u8 *, u32);
int (*hdmi)(struct nv50_disp_priv *, int head, int sor, u32);
+ int (*dp_train_init)(struct nv50_disp_priv *, int sor, int link,
+ int head, u16 type, u16 mask, u32 data,
+ struct dcb_output *);
+ int (*dp_train_fini)(struct nv50_disp_priv *, int sor, int link,
+ int head, u16 type, u16 mask, u32 data,
+ struct dcb_output *);
int (*dp_train)(struct nv50_disp_priv *, int sor, int link,
u16 type, u16 mask, u32 data,
struct dcb_output *);
int nv50_sor_mthd(struct nouveau_object *, u32, void *, u32);
int nv50_sor_power(struct nv50_disp_priv *, int, u32);
+int nv94_sor_dp_train_init(struct nv50_disp_priv *, int, int, int, u16, u16,
+ u32, struct dcb_output *);
+int nv94_sor_dp_train_fini(struct nv50_disp_priv *, int, int, int, u16, u16,
+ u32, struct dcb_output *);
int nv94_sor_dp_train(struct nv50_disp_priv *, int, int, u16, u16, u32,
struct dcb_output *);
int nv94_sor_dp_lnkctl(struct nv50_disp_priv *, int, int, int, u16, u16, u32,
priv->sor.power = nv50_sor_power;
priv->sor.hdmi = nv84_hdmi_ctrl;
priv->sor.dp_train = nv94_sor_dp_train;
+ priv->sor.dp_train_init = nv94_sor_dp_train_init;
+ priv->sor.dp_train_fini = nv94_sor_dp_train_fini;
priv->sor.dp_lnkctl = nv94_sor_dp_lnkctl;
priv->sor.dp_drvctl = nv94_sor_dp_drvctl;
priv->sor.hda_eld = nva3_hda_eld;
priv->sor.hdmi = nva3_hdmi_ctrl;
priv->sor.dp_train = nv94_sor_dp_train;
+ priv->sor.dp_train_init = nv94_sor_dp_train_init;
+ priv->sor.dp_train_fini = nv94_sor_dp_train_fini;
priv->sor.dp_lnkctl = nv94_sor_dp_lnkctl;
priv->sor.dp_drvctl = nv94_sor_dp_drvctl;
priv->sor.hda_eld = nvd0_hda_eld;
priv->sor.hdmi = nvd0_hdmi_ctrl;
priv->sor.dp_train = nvd0_sor_dp_train;
+ priv->sor.dp_train_init = nv94_sor_dp_train_init;
+ priv->sor.dp_train_fini = nv94_sor_dp_train_fini;
priv->sor.dp_lnkctl = nvd0_sor_dp_lnkctl;
priv->sor.dp_drvctl = nvd0_sor_dp_drvctl;
priv->sor.hda_eld = nvd0_hda_eld;
priv->sor.hdmi = nvd0_hdmi_ctrl;
priv->sor.dp_train = nvd0_sor_dp_train;
+ priv->sor.dp_train_init = nv94_sor_dp_train_init;
+ priv->sor.dp_train_fini = nv94_sor_dp_train_fini;
priv->sor.dp_lnkctl = nvd0_sor_dp_lnkctl;
priv->sor.dp_drvctl = nvd0_sor_dp_drvctl;
ret = 0;
break;
case NV94_DISP_SOR_DP_TRAIN:
- ret = priv->sor.dp_train(priv, or, link, type, mask, data, &outp);
+ switch (data & NV94_DISP_SOR_DP_TRAIN_OP) {
+ case NV94_DISP_SOR_DP_TRAIN_OP_PATTERN:
+ ret = priv->sor.dp_train(priv, or, link, type, mask, data, &outp);
+ break;
+ case NV94_DISP_SOR_DP_TRAIN_OP_INIT:
+ ret = priv->sor.dp_train_init(priv, or, link, head, type, mask, data, &outp);
+ break;
+ case NV94_DISP_SOR_DP_TRAIN_OP_FINI:
+ ret = priv->sor.dp_train_fini(priv, or, link, head, type, mask, data, &outp);
+ break;
+ default:
+ break;
+ }
break;
case NV94_DISP_SOR_DP_LNKCTL:
ret = priv->sor.dp_lnkctl(priv, or, link, head, type, mask, data, &outp);
return nv94[lane];
}
+int
+nv94_sor_dp_train_init(struct nv50_disp_priv *priv, int or, int link, int head,
+ u16 type, u16 mask, u32 data, struct dcb_output *dcbo)
+{
+ struct nouveau_bios *bios = nouveau_bios(priv);
+ struct nvbios_dpout info;
+ u8 ver, hdr, cnt, len;
+ u16 outp;
+
+ outp = nvbios_dpout_match(bios, type, mask, &ver, &hdr, &cnt, &len, &info);
+ if (outp) {
+ struct nvbios_init init = {
+ .subdev = nv_subdev(priv),
+ .bios = bios,
+ .outp = dcbo,
+ .crtc = head,
+ .execute = 1,
+ };
+
+ if (data & NV94_DISP_SOR_DP_TRAIN_INIT_SPREAD_ON)
+ init.offset = info.script[2];
+ else
+ init.offset = info.script[3];
+ nvbios_exec(&init);
+
+ init.offset = info.script[0];
+ nvbios_exec(&init);
+ }
+
+ return 0;
+}
+
+int
+nv94_sor_dp_train_fini(struct nv50_disp_priv *priv, int or, int link, int head,
+ u16 type, u16 mask, u32 data, struct dcb_output *dcbo)
+{
+ struct nouveau_bios *bios = nouveau_bios(priv);
+ struct nvbios_dpout info;
+ u8 ver, hdr, cnt, len;
+ u16 outp;
+
+ outp = nvbios_dpout_match(bios, type, mask, &ver, &hdr, &cnt, &len, &info);
+ if (outp) {
+ struct nvbios_init init = {
+ .subdev = nv_subdev(priv),
+ .bios = bios,
+ .offset = info.script[1],
+ .outp = dcbo,
+ .crtc = head,
+ .execute = 1,
+ };
+
+ nvbios_exec(&init);
+ }
+
+ return 0;
+}
+
int
nv94_sor_dp_train(struct nv50_disp_priv *priv, int or, int link,
u16 type, u16 mask, u32 data, struct dcb_output *info)
#define NV50_DISP_SOR_LVDS_SCRIPT 0x00013000
#define NV50_DISP_SOR_LVDS_SCRIPT_ID 0x0000ffff
#define NV94_DISP_SOR_DP_TRAIN 0x00016000
+#define NV94_DISP_SOR_DP_TRAIN_OP 0xf0000000
+#define NV94_DISP_SOR_DP_TRAIN_OP_PATTERN 0x00000000
+#define NV94_DISP_SOR_DP_TRAIN_OP_INIT 0x10000000
+#define NV94_DISP_SOR_DP_TRAIN_OP_FINI 0x20000000
+#define NV94_DISP_SOR_DP_TRAIN_INIT_SPREAD 0x00000001
+#define NV94_DISP_SOR_DP_TRAIN_INIT_SPREAD_OFF 0x00000000
+#define NV94_DISP_SOR_DP_TRAIN_INIT_SPREAD_ON 0x00000001
#define NV94_DISP_SOR_DP_TRAIN_PATTERN 0x00000003
#define NV94_DISP_SOR_DP_TRAIN_PATTERN_DISABLED 0x00000000
#define NV94_DISP_SOR_DP_LNKCTL 0x00016040
return 0;
}
-/* BIT 'U'/'d' table encoder subtables have hashes matching them to
- * a particular set of encoders.
- *
- * This function returns true if a particular DCB entry matches.
- */
-bool
-bios_encoder_match(struct dcb_output *dcb, u32 hash)
-{
- if ((hash & 0x000000f0) != (dcb->location << 4))
- return false;
- if ((hash & 0x0000000f) != dcb->type)
- return false;
- if (!(hash & (dcb->or << 16)))
- return false;
-
- switch (dcb->type) {
- case DCB_OUTPUT_TMDS:
- case DCB_OUTPUT_LVDS:
- case DCB_OUTPUT_DP:
- if (hash & 0x00c00000) {
- if (!(hash & (dcb->sorconf.link << 22)))
- return false;
- }
- default:
- return true;
- }
-}
-
int run_tmds_table(struct drm_device *dev, struct dcb_output *dcbent, int head, int pxclk)
{
/*
int head, int pxclk);
int call_lvds_script(struct drm_device *, struct dcb_output *, int head,
enum LVDS_script, int pxclk);
-bool bios_encoder_match(struct dcb_output *, u32 hash);
#endif
#include <subdev/gpio.h>
#include <subdev/i2c.h>
-u8 *
-nouveau_dp_bios_data(struct drm_device *dev, struct dcb_output *dcb, u8 **entry)
-{
- struct nouveau_drm *drm = nouveau_drm(dev);
- struct bit_entry d;
- u8 *table;
- int i;
-
- if (bit_table(dev, 'd', &d)) {
- NV_ERROR(drm, "BIT 'd' table not found\n");
- return NULL;
- }
-
- if (d.version != 1) {
- NV_ERROR(drm, "BIT 'd' table version %d unknown\n", d.version);
- return NULL;
- }
-
- table = ROMPTR(dev, d.data[0]);
- if (!table) {
- NV_ERROR(drm, "displayport table pointer invalid\n");
- return NULL;
- }
-
- switch (table[0]) {
- case 0x20:
- case 0x21:
- case 0x30:
- case 0x40:
- break;
- default:
- NV_ERROR(drm, "displayport table 0x%02x unknown\n", table[0]);
- return NULL;
- }
-
- for (i = 0; i < table[3]; i++) {
- *entry = ROMPTR(dev, table[table[1] + (i * table[2])]);
- if (*entry && bios_encoder_match(dcb, ROM32((*entry)[0])))
- return table;
- }
-
- NV_ERROR(drm, "displayport encoder table not found\n");
- return NULL;
-}
-
/******************************************************************************
* link training
*****************************************************************************/
}
static void
-dp_set_downspread(struct drm_device *dev, struct dp_state *dp, bool enable)
+dp_link_train_init(struct drm_device *dev, struct dp_state *dp, bool spread)
{
- u16 script = 0x0000;
- u8 *entry, *table = nouveau_dp_bios_data(dev, dp->dcb, &entry);
- if (table) {
- 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]);
- }
- }
-
- nouveau_bios_run_init_table(dev, script, dp->dcb, dp->crtc);
-}
-
-static void
-dp_link_train_init(struct drm_device *dev, struct dp_state *dp)
-{
- u16 script = 0x0000;
- u8 *entry, *table = nouveau_dp_bios_data(dev, dp->dcb, &entry);
- if (table) {
- if (table[0] >= 0x20 && table[0] <= 0x30)
- script = ROM16(entry[6]);
- else
- if (table[0] == 0x40)
- script = ROM16(entry[5]);
- }
+ struct dcb_output *dcb = dp->dcb;
+ const u32 or = ffs(dcb->or) - 1, link = !(dcb->sorconf.link & 1);
+ const u32 moff = (dp->crtc << 3) | (link << 2) | or;
- nouveau_bios_run_init_table(dev, script, dp->dcb, dp->crtc);
+ nv_call(dp->core, NV94_DISP_SOR_DP_TRAIN + moff, (spread ?
+ NV94_DISP_SOR_DP_TRAIN_INIT_SPREAD_ON :
+ NV94_DISP_SOR_DP_TRAIN_INIT_SPREAD_OFF) |
+ NV94_DISP_SOR_DP_TRAIN_OP_INIT);
}
static void
dp_link_train_fini(struct drm_device *dev, struct dp_state *dp)
{
- u16 script = 0x0000;
- u8 *entry, *table = nouveau_dp_bios_data(dev, dp->dcb, &entry);
- if (table) {
- if (table[0] >= 0x20 && table[0] <= 0x30)
- script = ROM16(entry[8]);
- else
- if (table[0] == 0x40)
- script = ROM16(entry[7]);
- }
+ struct dcb_output *dcb = dp->dcb;
+ const u32 or = ffs(dcb->or) - 1, link = !(dcb->sorconf.link & 1);
+ const u32 moff = (dp->crtc << 3) | (link << 2) | or;
- nouveau_bios_run_init_table(dev, script, dp->dcb, dp->crtc);
+ nv_call(dp->core, NV94_DISP_SOR_DP_TRAIN + moff,
+ NV94_DISP_SOR_DP_TRAIN_OP_FINI);
}
static bool
*/
gpio->irq(gpio, 0, nv_connector->hpd, 0xff, false);
- /* enable down-spreading, if possible */
- dp_set_downspread(dev, &dp, nv_encoder->dp.dpcd[3] & 1);
-
- /* execute pre-train script from vbios */
- dp_link_train_init(dev, &dp);
+ /* enable down-spreading and execute pre-train script from vbios */
+ dp_link_train_init(dev, &dp, nv_encoder->dp.dpcd[3] & 1);
/* start off at highest link rate supported by encoder and display */
while (*link_bw > nv_encoder->dp.link_bw)
bool nouveau_dp_detect(struct drm_encoder *);
void nouveau_dp_dpms(struct drm_encoder *, int mode, u32 datarate,
struct nouveau_object *);
-u8 *nouveau_dp_bios_data(struct drm_device *, struct dcb_output *, u8 **);
struct nouveau_connector *
nouveau_encoder_connector_get(struct nouveau_encoder *encoder);
projects / GitHub / exynos8895 / android_kernel_samsung_universal8895.git / commitdiff