diff options
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
| -rw-r--r-- | drivers/gpu/drm/drm_edid.c | 148 |
1 files changed, 72 insertions, 76 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 53b342c058be..9c9463ec5465 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -100,9 +100,10 @@ struct detailed_mode_closure { #define LEVEL_GTF2 2 #define LEVEL_CVT 3 -#define EDID_QUIRK(vend, product_id, _quirks) \ +#define EDID_QUIRK(vend_chr_0, vend_chr_1, vend_chr_2, product_id, _quirks) \ { \ - .panel_id = drm_edid_encode_panel_id(vend, product_id), \ + .panel_id = drm_edid_encode_panel_id(vend_chr_0, vend_chr_1, vend_chr_2, \ + product_id), \ .quirks = _quirks \ } @@ -111,116 +112,116 @@ static const struct edid_quirk { u32 quirks; } edid_quirk_list[] = { /* Acer AL1706 */ - EDID_QUIRK("ACR", 44358, EDID_QUIRK_PREFER_LARGE_60), + EDID_QUIRK('A', 'C', 'R', 44358, EDID_QUIRK_PREFER_LARGE_60), /* Acer F51 */ - EDID_QUIRK("API", 0x7602, EDID_QUIRK_PREFER_LARGE_60), + EDID_QUIRK('A', 'P', 'I', 0x7602, EDID_QUIRK_PREFER_LARGE_60), /* AEO model 0 reports 8 bpc, but is a 6 bpc panel */ - EDID_QUIRK("AEO", 0, EDID_QUIRK_FORCE_6BPC), + EDID_QUIRK('A', 'E', 'O', 0, EDID_QUIRK_FORCE_6BPC), /* BOE model on HP Pavilion 15-n233sl reports 8 bpc, but is a 6 bpc panel */ - EDID_QUIRK("BOE", 0x78b, EDID_QUIRK_FORCE_6BPC), + EDID_QUIRK('B', 'O', 'E', 0x78b, EDID_QUIRK_FORCE_6BPC), /* CPT panel of Asus UX303LA reports 8 bpc, but is a 6 bpc panel */ - EDID_QUIRK("CPT", 0x17df, EDID_QUIRK_FORCE_6BPC), + EDID_QUIRK('C', 'P', 'T', 0x17df, EDID_QUIRK_FORCE_6BPC), /* SDC panel of Lenovo B50-80 reports 8 bpc, but is a 6 bpc panel */ - EDID_QUIRK("SDC", 0x3652, EDID_QUIRK_FORCE_6BPC), + EDID_QUIRK('S', 'D', 'C', 0x3652, EDID_QUIRK_FORCE_6BPC), /* BOE model 0x0771 reports 8 bpc, but is a 6 bpc panel */ - EDID_QUIRK("BOE", 0x0771, EDID_QUIRK_FORCE_6BPC), + EDID_QUIRK('B', 'O', 'E', 0x0771, EDID_QUIRK_FORCE_6BPC), /* Belinea 10 15 55 */ - EDID_QUIRK("MAX", 1516, EDID_QUIRK_PREFER_LARGE_60), - EDID_QUIRK("MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60), + EDID_QUIRK('M', 'A', 'X', 1516, EDID_QUIRK_PREFER_LARGE_60), + EDID_QUIRK('M', 'A', 'X', 0x77e, EDID_QUIRK_PREFER_LARGE_60), /* Envision Peripherals, Inc. EN-7100e */ - EDID_QUIRK("EPI", 59264, EDID_QUIRK_135_CLOCK_TOO_HIGH), + EDID_QUIRK('E', 'P', 'I', 59264, EDID_QUIRK_135_CLOCK_TOO_HIGH), /* Envision EN2028 */ - EDID_QUIRK("EPI", 8232, EDID_QUIRK_PREFER_LARGE_60), + EDID_QUIRK('E', 'P', 'I', 8232, EDID_QUIRK_PREFER_LARGE_60), /* Funai Electronics PM36B */ - EDID_QUIRK("FCM", 13600, EDID_QUIRK_PREFER_LARGE_75 | + EDID_QUIRK('F', 'C', 'M', 13600, EDID_QUIRK_PREFER_LARGE_75 | EDID_QUIRK_DETAILED_IN_CM), /* LGD panel of HP zBook 17 G2, eDP 10 bpc, but reports unknown bpc */ - EDID_QUIRK("LGD", 764, EDID_QUIRK_FORCE_10BPC), + EDID_QUIRK('L', 'G', 'D', 764, EDID_QUIRK_FORCE_10BPC), /* LG Philips LCD LP154W01-A5 */ - EDID_QUIRK("LPL", 0, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE), - EDID_QUIRK("LPL", 0x2a00, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE), + EDID_QUIRK('L', 'P', 'L', 0, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE), + EDID_QUIRK('L', 'P', 'L', 0x2a00, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE), /* Samsung SyncMaster 205BW. Note: irony */ - EDID_QUIRK("SAM", 541, EDID_QUIRK_DETAILED_SYNC_PP), + EDID_QUIRK('S', 'A', 'M', 541, EDID_QUIRK_DETAILED_SYNC_PP), /* Samsung SyncMaster 22[5-6]BW */ - EDID_QUIRK("SAM", 596, EDID_QUIRK_PREFER_LARGE_60), - EDID_QUIRK("SAM", 638, EDID_QUIRK_PREFER_LARGE_60), + EDID_QUIRK('S', 'A', 'M', 596, EDID_QUIRK_PREFER_LARGE_60), + EDID_QUIRK('S', 'A', 'M', 638, EDID_QUIRK_PREFER_LARGE_60), /* Sony PVM-2541A does up to 12 bpc, but only reports max 8 bpc */ - EDID_QUIRK("SNY", 0x2541, EDID_QUIRK_FORCE_12BPC), + EDID_QUIRK('S', 'N', 'Y', 0x2541, EDID_QUIRK_FORCE_12BPC), /* ViewSonic VA2026w */ - EDID_QUIRK("VSC", 5020, EDID_QUIRK_FORCE_REDUCED_BLANKING), + EDID_QUIRK('V', 'S', 'C', 5020, EDID_QUIRK_FORCE_REDUCED_BLANKING), /* Medion MD 30217 PG */ - EDID_QUIRK("MED", 0x7b8, EDID_QUIRK_PREFER_LARGE_75), + EDID_QUIRK('M', 'E', 'D', 0x7b8, EDID_QUIRK_PREFER_LARGE_75), /* Lenovo G50 */ - EDID_QUIRK("SDC", 18514, EDID_QUIRK_FORCE_6BPC), + EDID_QUIRK('S', 'D', 'C', 18514, EDID_QUIRK_FORCE_6BPC), /* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */ - EDID_QUIRK("SEC", 0xd033, EDID_QUIRK_FORCE_8BPC), + EDID_QUIRK('S', 'E', 'C', 0xd033, EDID_QUIRK_FORCE_8BPC), /* Rotel RSX-1058 forwards sink's EDID but only does HDMI 1.1*/ - EDID_QUIRK("ETR", 13896, EDID_QUIRK_FORCE_8BPC), + EDID_QUIRK('E', 'T', 'R', 13896, EDID_QUIRK_FORCE_8BPC), /* Valve Index Headset */ - EDID_QUIRK("VLV", 0x91a8, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91b0, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91b1, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91b2, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91b3, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91b4, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91b5, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91b6, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91b7, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91b8, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91b9, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91ba, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91bb, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91bc, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91bd, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91be, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("VLV", 0x91bf, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91a8, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91b0, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91b1, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91b2, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91b3, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91b4, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91b5, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91b6, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91b7, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91b8, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91b9, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91ba, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91bb, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91bc, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91bd, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91be, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('V', 'L', 'V', 0x91bf, EDID_QUIRK_NON_DESKTOP), /* HTC Vive and Vive Pro VR Headsets */ - EDID_QUIRK("HVR", 0xaa01, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("HVR", 0xaa02, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('H', 'V', 'R', 0xaa01, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('H', 'V', 'R', 0xaa02, EDID_QUIRK_NON_DESKTOP), /* Oculus Rift DK1, DK2, CV1 and Rift S VR Headsets */ - EDID_QUIRK("OVR", 0x0001, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("OVR", 0x0003, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("OVR", 0x0004, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("OVR", 0x0012, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('O', 'V', 'R', 0x0001, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('O', 'V', 'R', 0x0003, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('O', 'V', 'R', 0x0004, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('O', 'V', 'R', 0x0012, EDID_QUIRK_NON_DESKTOP), /* Windows Mixed Reality Headsets */ - EDID_QUIRK("ACR", 0x7fce, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("HPN", 0x3515, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("LEN", 0x0408, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("LEN", 0xb800, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("FUJ", 0x1970, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("DEL", 0x7fce, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("SEC", 0x144a, EDID_QUIRK_NON_DESKTOP), - EDID_QUIRK("AUS", 0xc102, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('A', 'C', 'R', 0x7fce, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('H', 'P', 'N', 0x3515, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('L', 'E', 'N', 0x0408, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('L', 'E', 'N', 0xb800, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('F', 'U', 'J', 0x1970, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('D', 'E', 'L', 0x7fce, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('S', 'E', 'C', 0x144a, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('A', 'U', 'S', 0xc102, EDID_QUIRK_NON_DESKTOP), /* Sony PlayStation VR Headset */ - EDID_QUIRK("SNY", 0x0704, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('S', 'N', 'Y', 0x0704, EDID_QUIRK_NON_DESKTOP), /* Sensics VR Headsets */ - EDID_QUIRK("SEN", 0x1019, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('S', 'E', 'N', 0x1019, EDID_QUIRK_NON_DESKTOP), /* OSVR HDK and HDK2 VR Headsets */ - EDID_QUIRK("SVR", 0x1019, EDID_QUIRK_NON_DESKTOP), + EDID_QUIRK('S', 'V', 'R', 0x1019, EDID_QUIRK_NON_DESKTOP), }; /* @@ -1910,13 +1911,15 @@ int drm_add_override_edid_modes(struct drm_connector *connector) } EXPORT_SYMBOL(drm_add_override_edid_modes); -static struct edid *drm_do_get_edid_base_block( +static struct edid *drm_do_get_edid_base_block(struct drm_connector *connector, int (*get_edid_block)(void *data, u8 *buf, unsigned int block, size_t len), - void *data, bool *edid_corrupt, int *null_edid_counter) + void *data) { - int i; + int *null_edid_counter = connector ? &connector->null_edid_counter : NULL; + bool *edid_corrupt = connector ? &connector->edid_corrupt : NULL; void *edid; + int i; edid = kmalloc(EDID_LENGTH, GFP_KERNEL); if (edid == NULL) @@ -1940,9 +1943,8 @@ static struct edid *drm_do_get_edid_base_block( return edid; carp: - kfree(edid); - return ERR_PTR(-EINVAL); - + if (connector) + connector_bad_edid(connector, edid, 1); out: kfree(edid); return NULL; @@ -1981,14 +1983,9 @@ struct edid *drm_do_get_edid(struct drm_connector *connector, if (override) return override; - edid = (u8 *)drm_do_get_edid_base_block(get_edid_block, data, - &connector->edid_corrupt, - &connector->null_edid_counter); - if (IS_ERR_OR_NULL(edid)) { - if (IS_ERR(edid)) - connector_bad_edid(connector, edid, 1); + edid = (u8 *)drm_do_get_edid_base_block(connector, get_edid_block, data); + if (!edid) return NULL; - } /* if there's no extensions or no connector, we're done */ valid_extensions = edid[0x7e]; @@ -2141,14 +2138,13 @@ u32 drm_edid_get_panel_id(struct i2c_adapter *adapter) struct edid *edid; u32 panel_id; - edid = drm_do_get_edid_base_block(drm_do_probe_ddc_edid, adapter, - NULL, NULL); + edid = drm_do_get_edid_base_block(NULL, drm_do_probe_ddc_edid, adapter); /* * There are no manufacturer IDs of 0, so if there is a problem reading * the EDID then we'll just return 0. */ - if (IS_ERR_OR_NULL(edid)) + if (!edid) return 0; panel_id = edid_extract_panel_id(edid); |