Message ID | 1432592573-13743-7-git-send-email-pierre.morrow@free.fr (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 05/26/2015 12:22 AM, Pierre Moreau wrote: > Signed-off-by: Pierre Moreau <pierre.morrow@free.fr> > --- > drm/nouveau/nouveau_acpi.c | 53 ++++++++++++++++++++++++++++++++++++++++++++-- > drm/nouveau/nouveau_acpi.h | 2 ++ > drm/nouveau/nouveau_drm.c | 6 ++++-- > drm/nouveau/nouveau_vga.c | 10 +++++---- > 4 files changed, 63 insertions(+), 8 deletions(-) > > diff --git a/drm/nouveau/nouveau_acpi.c b/drm/nouveau/nouveau_acpi.c > index 104d291..3d6a1ea 100644 > --- a/drm/nouveau/nouveau_acpi.c > +++ b/drm/nouveau/nouveau_acpi.c > @@ -29,6 +29,10 @@ > > #define NOUVEAU_DSM_OPTIMUS_SET_POWERDOWN (NOUVEAU_DSM_OPTIMUS_POWERDOWN_PS3 | NOUVEAU_DSM_OPTIMUS_FLAGS_CHANGED) > > +#define NOUVEAU_DSM_GMUX_V1_CAPS (3 << 6) > + > +#define NOUVEAU_DSM_GMUX_V2_CAPS (1 << 1) > + > /* result of the optimus caps function */ > #define OPTIMUS_ENABLED (1 << 0) > #define OPTIMUS_STATUS_MASK (3 << 3) > @@ -45,6 +49,7 @@ > static struct nouveau_dsm_priv { > bool mux_detected; > bool optimus_detected; > + bool gmux_detected; > acpi_handle dhandle; > acpi_handle rom_handle; > } nouveau_dsm_priv; > @@ -57,8 +62,13 @@ bool nouveau_has_mux(void) { > return nouveau_dsm_priv.mux_detected; > } > > +bool nouveau_has_gmux(void) { > + return nouveau_dsm_priv.gmux_detected; > +} > + > #define NOUVEAU_DSM_HAS_MUX 0x1 > #define NOUVEAU_DSM_HAS_OPT 0x2 > +#define NOUVEAU_DSM_HAS_GMUX 0x4 > > #ifdef CONFIG_VGA_SWITCHEROO > static const uint32_t nouveau_mux_dsm_rid = 0x00000102; > @@ -73,6 +83,18 @@ static const char nouveau_op_dsm_muid[] = { > 0xA7, 0x2B, 0x60, 0x42, 0xA6, 0xB5, 0xBE, 0xE0, > }; > > +static const uint32_t nouveau_gmux_v1_dsm_rid = 0x0000101; > +static const char nouveau_gmux_v1_dsm_muid[] = { > + 0xA6, 0x69, 0x86, 0x99, 0xE9, 0x8B, 0xFB, 0x49, > + 0xBD, 0xDB, 0x51, 0xA1, 0xEF, 0xE1, 0x9C, 0x3D, > +}; > + > +static const uint32_t nouveau_gmux_v2_dsm_rid = 0x0000001; > +static const char nouveau_gmux_v2_dsm_muid[] = { > + 0xC6, 0xB7, 0xB5, 0xA0, 0x18, 0x13, 0x1C, 0x44, > + 0xB0, 0xC9, 0xFE, 0x69, 0x5E, 0xAF, 0x94, 0x9B, > +}; > + > static int nouveau_evaluate_optimus_dsm(acpi_handle handle, int func, int arg, uint32_t *result) > { > int i; > @@ -161,6 +183,17 @@ static int nouveau_evaluate_mux_dsm(acpi_handle handle, int func, int arg) > return ret; > } > > +static int nouveau_check_gmux_dsm(acpi_handle handle) > +{ > + bool has_v1 = acpi_check_dsm(handle, nouveau_gmux_v1_dsm_muid, > + nouveau_gmux_v1_dsm_rid, > + NOUVEAU_DSM_GMUX_V1_CAPS); > + bool has_v2 = acpi_check_dsm(handle, nouveau_gmux_v2_dsm_muid, > + nouveau_gmux_v2_dsm_rid, > + NOUVEAU_DSM_GMUX_V2_CAPS); > + return has_v1 || has_v2; > +} > + > static int nouveau_dsm_switch_mux(acpi_handle handle, int mux_id) > { > mxm_wmi_call_mxmx(mux_id == NOUVEAU_DSM_MUX_LED_STAMINA ? MXM_MXDS_ADAPTER_IGD : MXM_MXDS_ADAPTER_0); > @@ -238,6 +271,9 @@ static int nouveau_dsm_pci_probe(struct pci_dev *pdev) > 1 << NOUVEAU_DSM_MUX_POWER)) > retval |= NOUVEAU_DSM_HAS_MUX; > > + if (nouveau_check_gmux_dsm(dhandle)) > + retval |= NOUVEAU_DSM_HAS_GMUX; > + > if (nouveau_check_optimus_dsm(dhandle)) > retval |= NOUVEAU_DSM_HAS_OPT; > > @@ -263,6 +299,7 @@ static bool nouveau_dsm_detect(void) > struct pci_dev *pdev = NULL; > int has_dsm = 0; > int has_optimus = 0; > + bool has_gmux = false; > int vga_count = 0; > bool guid_valid; > int retval; > @@ -283,6 +320,8 @@ static bool nouveau_dsm_detect(void) > has_dsm |= 1; > if (retval & NOUVEAU_DSM_HAS_OPT) > has_optimus = 1; > + if (retval & NOUVEAU_DSM_HAS_GMUX) > + has_gmux = true; > } > > while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_3D << 8, pdev)) != NULL) { > @@ -293,9 +332,11 @@ static bool nouveau_dsm_detect(void) > has_dsm |= 1; > if (retval & NOUVEAU_DSM_HAS_OPT) > has_optimus = 1; > + if (retval & NOUVEAU_DSM_HAS_GMUX) > + has_gmux = true; > } > > - /* find the optimus DSM or the mux DSM */ > + /* find the optimus DSM, the mux DSM or the gmux DSM */ > if (has_optimus == 1) { > acpi_get_name(nouveau_dsm_priv.dhandle, ACPI_FULL_PATHNAME, > &buffer); > @@ -310,6 +351,13 @@ static bool nouveau_dsm_detect(void) > acpi_method_name); > nouveau_dsm_priv.mux_detected = true; > ret = true; > + } else if (has_gmux) { > + acpi_get_name(nouveau_dsm_priv.dhandle, ACPI_FULL_PATHNAME, > + &buffer); > + printk(KERN_INFO "VGA switcheroo: detected gmux DSM switching method %s handle\n", > + acpi_method_name); > + nouveau_dsm_priv.gmux_detected = true; > + ret = true; > } > > > @@ -321,7 +369,8 @@ void nouveau_register_dsm_handler(void) > bool r; > > r = nouveau_dsm_detect(); > - if (!r) > + /* Apple Gmux will register its own vga switcheroo handler */ > + if (!r || nouveau_has_gmux()) > return; > > vga_switcheroo_register_handler(&nouveau_dsm_handler); > diff --git a/drm/nouveau/nouveau_acpi.h b/drm/nouveau/nouveau_acpi.h > index 2bd88a8..7fcfe82 100644 > --- a/drm/nouveau/nouveau_acpi.h > +++ b/drm/nouveau/nouveau_acpi.h > @@ -6,6 +6,7 @@ > #if defined(CONFIG_ACPI) && defined(CONFIG_X86) > bool nouveau_is_optimus(void); > bool nouveau_has_mux(void); > +bool nouveau_has_gmux(void); > void nouveau_register_dsm_handler(void); > void nouveau_unregister_dsm_handler(void); > void nouveau_switcheroo_optimus_dsm(void); > @@ -15,6 +16,7 @@ void *nouveau_acpi_edid(struct drm_device *, struct drm_connector *); > #else > static inline bool nouveau_is_optimus(void) { return false; }; > static inline bool nouveau_has_mux(void) { return false; }; > +static inline bool nouveau_has_gmux(void) { return false; }; > static inline void nouveau_register_dsm_handler(void) {} > static inline void nouveau_unregister_dsm_handler(void) {} > static inline void nouveau_switcheroo_optimus_dsm(void) {} > diff --git a/drm/nouveau/nouveau_drm.c b/drm/nouveau/nouveau_drm.c > index c06a7a1..702aff8 100644 > --- a/drm/nouveau/nouveau_drm.c > +++ b/drm/nouveau/nouveau_drm.c > @@ -719,7 +719,8 @@ nouveau_pmops_runtime_suspend(struct device *dev) > } > > /* are we optimus enabled? */ > - if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_has_mux()) { > + if (nouveau_runtime_pm == -1 && > + !nouveau_is_optimus() && !nouveau_has_mux() && !nouveau_has_gmux()) { > DRM_DEBUG_DRIVER("failing to power off - not optimus\n"); > pm_runtime_forbid(dev); > return -EBUSY; > @@ -780,7 +781,8 @@ nouveau_pmops_runtime_idle(struct device *dev) > } > > /* are we optimus enabled? */ > - if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_has_mux()) { > + if (nouveau_runtime_pm == -1 && > + !nouveau_is_optimus() && !nouveau_has_mux() && !nouveau_has_gmux()) { > DRM_DEBUG_DRIVER("failing to power off - not optimus\n"); > pm_runtime_forbid(dev); > return -EBUSY; > diff --git a/drm/nouveau/nouveau_vga.c b/drm/nouveau/nouveau_vga.c > index 9a6328f..3a7a9b9 100644 > --- a/drm/nouveau/nouveau_vga.c > +++ b/drm/nouveau/nouveau_vga.c > @@ -96,11 +96,12 @@ nouveau_vga_init(struct nouveau_drm *drm) > > if (nouveau_runtime_pm == 1) > runtime = true; > - if ((nouveau_runtime_pm == -1) && (nouveau_is_optimus() || nouveau_has_mux())) > + if ((nouveau_runtime_pm == -1) && > + (nouveau_is_optimus() || nouveau_has_mux() || nouveau_has_gmux())) > runtime = true; > vga_switcheroo_register_client(dev->pdev, &nouveau_switcheroo_ops, runtime); > > - if (runtime && nouveau_has_mux() && !nouveau_is_optimus()) > + if (runtime && (nouveau_has_mux() || nouveau_has_gmux()) && !nouveau_is_optimus()) > vga_switcheroo_init_domain_pm_ops(drm->dev->dev, &drm->vga_pm_domain); > } > > @@ -112,11 +113,12 @@ nouveau_vga_fini(struct nouveau_drm *drm) > > if (nouveau_runtime_pm == 1) > runtime = true; > - if ((nouveau_runtime_pm == -1) && (nouveau_is_optimus() || nouveau_has_mux())) > + if ((nouveau_runtime_pm == -1) && > + (nouveau_is_optimus() || nouveau_has_mux() || nouveau_has_gmux())) > runtime = true; > You could maybe factorize a bit here by adding nouveau_has_optimus(). What do you think? > vga_switcheroo_unregister_client(dev->pdev); > - if (runtime && nouveau_has_mux() && !nouveau_is_optimus()) > + if (runtime && (nouveau_has_mux() || nouveau_has_gmux()) && !nouveau_is_optimus()) > vga_switcheroo_fini_domain_pm_ops(drm->dev->dev); > vga_client_register(dev->pdev, NULL, NULL, NULL); > }
> On 26 May 2015, at 10:13, Samuel Pitoiset <samuel.pitoiset@gmail.com> wrote: > > > > On 05/26/2015 12:22 AM, Pierre Moreau wrote: >> Signed-off-by: Pierre Moreau <pierre.morrow@free.fr> >> --- >> drm/nouveau/nouveau_acpi.c | 53 ++++++++++++++++++++++++++++++++++++++++++++-- >> drm/nouveau/nouveau_acpi.h | 2 ++ >> drm/nouveau/nouveau_drm.c | 6 ++++-- >> drm/nouveau/nouveau_vga.c | 10 +++++---- >> 4 files changed, 63 insertions(+), 8 deletions(-) >> >> diff --git a/drm/nouveau/nouveau_acpi.c b/drm/nouveau/nouveau_acpi.c >> index 104d291..3d6a1ea 100644 >> --- a/drm/nouveau/nouveau_acpi.c >> +++ b/drm/nouveau/nouveau_acpi.c >> @@ -29,6 +29,10 @@ >> #define NOUVEAU_DSM_OPTIMUS_SET_POWERDOWN (NOUVEAU_DSM_OPTIMUS_POWERDOWN_PS3 | NOUVEAU_DSM_OPTIMUS_FLAGS_CHANGED) >> +#define NOUVEAU_DSM_GMUX_V1_CAPS (3 << 6) >> + >> +#define NOUVEAU_DSM_GMUX_V2_CAPS (1 << 1) >> + >> /* result of the optimus caps function */ >> #define OPTIMUS_ENABLED (1 << 0) >> #define OPTIMUS_STATUS_MASK (3 << 3) >> @@ -45,6 +49,7 @@ >> static struct nouveau_dsm_priv { >> bool mux_detected; >> bool optimus_detected; >> + bool gmux_detected; >> acpi_handle dhandle; >> acpi_handle rom_handle; >> } nouveau_dsm_priv; >> @@ -57,8 +62,13 @@ bool nouveau_has_mux(void) { >> return nouveau_dsm_priv.mux_detected; >> } >> +bool nouveau_has_gmux(void) { >> + return nouveau_dsm_priv.gmux_detected; >> +} >> + >> #define NOUVEAU_DSM_HAS_MUX 0x1 >> #define NOUVEAU_DSM_HAS_OPT 0x2 >> +#define NOUVEAU_DSM_HAS_GMUX 0x4 >> #ifdef CONFIG_VGA_SWITCHEROO >> static const uint32_t nouveau_mux_dsm_rid = 0x00000102; >> @@ -73,6 +83,18 @@ static const char nouveau_op_dsm_muid[] = { >> 0xA7, 0x2B, 0x60, 0x42, 0xA6, 0xB5, 0xBE, 0xE0, >> }; >> +static const uint32_t nouveau_gmux_v1_dsm_rid = 0x0000101; >> +static const char nouveau_gmux_v1_dsm_muid[] = { >> + 0xA6, 0x69, 0x86, 0x99, 0xE9, 0x8B, 0xFB, 0x49, >> + 0xBD, 0xDB, 0x51, 0xA1, 0xEF, 0xE1, 0x9C, 0x3D, >> +}; >> + >> +static const uint32_t nouveau_gmux_v2_dsm_rid = 0x0000001; >> +static const char nouveau_gmux_v2_dsm_muid[] = { >> + 0xC6, 0xB7, 0xB5, 0xA0, 0x18, 0x13, 0x1C, 0x44, >> + 0xB0, 0xC9, 0xFE, 0x69, 0x5E, 0xAF, 0x94, 0x9B, >> +}; >> + >> static int nouveau_evaluate_optimus_dsm(acpi_handle handle, int func, int arg, uint32_t *result) >> { >> int i; >> @@ -161,6 +183,17 @@ static int nouveau_evaluate_mux_dsm(acpi_handle handle, int func, int arg) >> return ret; >> } >> +static int nouveau_check_gmux_dsm(acpi_handle handle) >> +{ >> + bool has_v1 = acpi_check_dsm(handle, nouveau_gmux_v1_dsm_muid, >> + nouveau_gmux_v1_dsm_rid, >> + NOUVEAU_DSM_GMUX_V1_CAPS); >> + bool has_v2 = acpi_check_dsm(handle, nouveau_gmux_v2_dsm_muid, >> + nouveau_gmux_v2_dsm_rid, >> + NOUVEAU_DSM_GMUX_V2_CAPS); >> + return has_v1 || has_v2; >> +} >> + >> static int nouveau_dsm_switch_mux(acpi_handle handle, int mux_id) >> { >> mxm_wmi_call_mxmx(mux_id == NOUVEAU_DSM_MUX_LED_STAMINA ? MXM_MXDS_ADAPTER_IGD : MXM_MXDS_ADAPTER_0); >> @@ -238,6 +271,9 @@ static int nouveau_dsm_pci_probe(struct pci_dev *pdev) >> 1 << NOUVEAU_DSM_MUX_POWER)) >> retval |= NOUVEAU_DSM_HAS_MUX; >> + if (nouveau_check_gmux_dsm(dhandle)) >> + retval |= NOUVEAU_DSM_HAS_GMUX; >> + >> if (nouveau_check_optimus_dsm(dhandle)) >> retval |= NOUVEAU_DSM_HAS_OPT; >> @@ -263,6 +299,7 @@ static bool nouveau_dsm_detect(void) >> struct pci_dev *pdev = NULL; >> int has_dsm = 0; >> int has_optimus = 0; >> + bool has_gmux = false; >> int vga_count = 0; >> bool guid_valid; >> int retval; >> @@ -283,6 +320,8 @@ static bool nouveau_dsm_detect(void) >> has_dsm |= 1; >> if (retval & NOUVEAU_DSM_HAS_OPT) >> has_optimus = 1; >> + if (retval & NOUVEAU_DSM_HAS_GMUX) >> + has_gmux = true; >> } >> while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_3D << 8, pdev)) != NULL) { >> @@ -293,9 +332,11 @@ static bool nouveau_dsm_detect(void) >> has_dsm |= 1; >> if (retval & NOUVEAU_DSM_HAS_OPT) >> has_optimus = 1; >> + if (retval & NOUVEAU_DSM_HAS_GMUX) >> + has_gmux = true; >> } >> - /* find the optimus DSM or the mux DSM */ >> + /* find the optimus DSM, the mux DSM or the gmux DSM */ >> if (has_optimus == 1) { >> acpi_get_name(nouveau_dsm_priv.dhandle, ACPI_FULL_PATHNAME, >> &buffer); >> @@ -310,6 +351,13 @@ static bool nouveau_dsm_detect(void) >> acpi_method_name); >> nouveau_dsm_priv.mux_detected = true; >> ret = true; >> + } else if (has_gmux) { >> + acpi_get_name(nouveau_dsm_priv.dhandle, ACPI_FULL_PATHNAME, >> + &buffer); >> + printk(KERN_INFO "VGA switcheroo: detected gmux DSM switching method %s handle\n", >> + acpi_method_name); >> + nouveau_dsm_priv.gmux_detected = true; >> + ret = true; >> } >> @@ -321,7 +369,8 @@ void nouveau_register_dsm_handler(void) >> bool r; >> r = nouveau_dsm_detect(); >> - if (!r) >> + /* Apple Gmux will register its own vga switcheroo handler */ >> + if (!r || nouveau_has_gmux()) >> return; >> vga_switcheroo_register_handler(&nouveau_dsm_handler); >> diff --git a/drm/nouveau/nouveau_acpi.h b/drm/nouveau/nouveau_acpi.h >> index 2bd88a8..7fcfe82 100644 >> --- a/drm/nouveau/nouveau_acpi.h >> +++ b/drm/nouveau/nouveau_acpi.h >> @@ -6,6 +6,7 @@ >> #if defined(CONFIG_ACPI) && defined(CONFIG_X86) >> bool nouveau_is_optimus(void); >> bool nouveau_has_mux(void); >> +bool nouveau_has_gmux(void); >> void nouveau_register_dsm_handler(void); >> void nouveau_unregister_dsm_handler(void); >> void nouveau_switcheroo_optimus_dsm(void); >> @@ -15,6 +16,7 @@ void *nouveau_acpi_edid(struct drm_device *, struct drm_connector *); >> #else >> static inline bool nouveau_is_optimus(void) { return false; }; >> static inline bool nouveau_has_mux(void) { return false; }; >> +static inline bool nouveau_has_gmux(void) { return false; }; >> static inline void nouveau_register_dsm_handler(void) {} >> static inline void nouveau_unregister_dsm_handler(void) {} >> static inline void nouveau_switcheroo_optimus_dsm(void) {} >> diff --git a/drm/nouveau/nouveau_drm.c b/drm/nouveau/nouveau_drm.c >> index c06a7a1..702aff8 100644 >> --- a/drm/nouveau/nouveau_drm.c >> +++ b/drm/nouveau/nouveau_drm.c >> @@ -719,7 +719,8 @@ nouveau_pmops_runtime_suspend(struct device *dev) >> } >> /* are we optimus enabled? */ >> - if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_has_mux()) { >> + if (nouveau_runtime_pm == -1 && >> + !nouveau_is_optimus() && !nouveau_has_mux() && !nouveau_has_gmux()) { >> DRM_DEBUG_DRIVER("failing to power off - not optimus\n"); >> pm_runtime_forbid(dev); >> return -EBUSY; >> @@ -780,7 +781,8 @@ nouveau_pmops_runtime_idle(struct device *dev) >> } >> /* are we optimus enabled? */ >> - if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_has_mux()) { >> + if (nouveau_runtime_pm == -1 && >> + !nouveau_is_optimus() && !nouveau_has_mux() && !nouveau_has_gmux()) { >> DRM_DEBUG_DRIVER("failing to power off - not optimus\n"); >> pm_runtime_forbid(dev); >> return -EBUSY; >> diff --git a/drm/nouveau/nouveau_vga.c b/drm/nouveau/nouveau_vga.c >> index 9a6328f..3a7a9b9 100644 >> --- a/drm/nouveau/nouveau_vga.c >> +++ b/drm/nouveau/nouveau_vga.c >> @@ -96,11 +96,12 @@ nouveau_vga_init(struct nouveau_drm *drm) >> if (nouveau_runtime_pm == 1) >> runtime = true; >> - if ((nouveau_runtime_pm == -1) && (nouveau_is_optimus() || nouveau_has_mux())) >> + if ((nouveau_runtime_pm == -1) && >> + (nouveau_is_optimus() || nouveau_has_mux() || nouveau_has_gmux())) >> runtime = true; >> vga_switcheroo_register_client(dev->pdev, &nouveau_switcheroo_ops, runtime); >> - if (runtime && nouveau_has_mux() && !nouveau_is_optimus()) >> + if (runtime && (nouveau_has_mux() || nouveau_has_gmux()) && !nouveau_is_optimus()) >> vga_switcheroo_init_domain_pm_ops(drm->dev->dev, &drm->vga_pm_domain); >> } >> @@ -112,11 +113,12 @@ nouveau_vga_fini(struct nouveau_drm *drm) >> if (nouveau_runtime_pm == 1) >> runtime = true; >> - if ((nouveau_runtime_pm == -1) && (nouveau_is_optimus() || nouveau_has_mux())) >> + if ((nouveau_runtime_pm == -1) && >> + (nouveau_is_optimus() || nouveau_has_mux() || nouveau_has_gmux())) >> runtime = true; >> > > You could maybe factorize a bit here by adding nouveau_has_optimus(). What do you think? I was thinking of something like that, but I wasn’t sure about the name. Using optimus seems tricky, because you could have nouveau_is_optimus(): false but nouveau_has_optimus(): true… > >> vga_switcheroo_unregister_client(dev->pdev); >> - if (runtime && nouveau_has_mux() && !nouveau_is_optimus()) >> + if (runtime && (nouveau_has_mux() || nouveau_has_gmux()) && !nouveau_is_optimus()) >> vga_switcheroo_fini_domain_pm_ops(drm->dev->dev); >> vga_client_register(dev->pdev, NULL, NULL, NULL); >> }
diff --git a/drm/nouveau/nouveau_acpi.c b/drm/nouveau/nouveau_acpi.c index 104d291..3d6a1ea 100644 --- a/drm/nouveau/nouveau_acpi.c +++ b/drm/nouveau/nouveau_acpi.c @@ -29,6 +29,10 @@ #define NOUVEAU_DSM_OPTIMUS_SET_POWERDOWN (NOUVEAU_DSM_OPTIMUS_POWERDOWN_PS3 | NOUVEAU_DSM_OPTIMUS_FLAGS_CHANGED) +#define NOUVEAU_DSM_GMUX_V1_CAPS (3 << 6) + +#define NOUVEAU_DSM_GMUX_V2_CAPS (1 << 1) + /* result of the optimus caps function */ #define OPTIMUS_ENABLED (1 << 0) #define OPTIMUS_STATUS_MASK (3 << 3) @@ -45,6 +49,7 @@ static struct nouveau_dsm_priv { bool mux_detected; bool optimus_detected; + bool gmux_detected; acpi_handle dhandle; acpi_handle rom_handle; } nouveau_dsm_priv; @@ -57,8 +62,13 @@ bool nouveau_has_mux(void) { return nouveau_dsm_priv.mux_detected; } +bool nouveau_has_gmux(void) { + return nouveau_dsm_priv.gmux_detected; +} + #define NOUVEAU_DSM_HAS_MUX 0x1 #define NOUVEAU_DSM_HAS_OPT 0x2 +#define NOUVEAU_DSM_HAS_GMUX 0x4 #ifdef CONFIG_VGA_SWITCHEROO static const uint32_t nouveau_mux_dsm_rid = 0x00000102; @@ -73,6 +83,18 @@ static const char nouveau_op_dsm_muid[] = { 0xA7, 0x2B, 0x60, 0x42, 0xA6, 0xB5, 0xBE, 0xE0, }; +static const uint32_t nouveau_gmux_v1_dsm_rid = 0x0000101; +static const char nouveau_gmux_v1_dsm_muid[] = { + 0xA6, 0x69, 0x86, 0x99, 0xE9, 0x8B, 0xFB, 0x49, + 0xBD, 0xDB, 0x51, 0xA1, 0xEF, 0xE1, 0x9C, 0x3D, +}; + +static const uint32_t nouveau_gmux_v2_dsm_rid = 0x0000001; +static const char nouveau_gmux_v2_dsm_muid[] = { + 0xC6, 0xB7, 0xB5, 0xA0, 0x18, 0x13, 0x1C, 0x44, + 0xB0, 0xC9, 0xFE, 0x69, 0x5E, 0xAF, 0x94, 0x9B, +}; + static int nouveau_evaluate_optimus_dsm(acpi_handle handle, int func, int arg, uint32_t *result) { int i; @@ -161,6 +183,17 @@ static int nouveau_evaluate_mux_dsm(acpi_handle handle, int func, int arg) return ret; } +static int nouveau_check_gmux_dsm(acpi_handle handle) +{ + bool has_v1 = acpi_check_dsm(handle, nouveau_gmux_v1_dsm_muid, + nouveau_gmux_v1_dsm_rid, + NOUVEAU_DSM_GMUX_V1_CAPS); + bool has_v2 = acpi_check_dsm(handle, nouveau_gmux_v2_dsm_muid, + nouveau_gmux_v2_dsm_rid, + NOUVEAU_DSM_GMUX_V2_CAPS); + return has_v1 || has_v2; +} + static int nouveau_dsm_switch_mux(acpi_handle handle, int mux_id) { mxm_wmi_call_mxmx(mux_id == NOUVEAU_DSM_MUX_LED_STAMINA ? MXM_MXDS_ADAPTER_IGD : MXM_MXDS_ADAPTER_0); @@ -238,6 +271,9 @@ static int nouveau_dsm_pci_probe(struct pci_dev *pdev) 1 << NOUVEAU_DSM_MUX_POWER)) retval |= NOUVEAU_DSM_HAS_MUX; + if (nouveau_check_gmux_dsm(dhandle)) + retval |= NOUVEAU_DSM_HAS_GMUX; + if (nouveau_check_optimus_dsm(dhandle)) retval |= NOUVEAU_DSM_HAS_OPT; @@ -263,6 +299,7 @@ static bool nouveau_dsm_detect(void) struct pci_dev *pdev = NULL; int has_dsm = 0; int has_optimus = 0; + bool has_gmux = false; int vga_count = 0; bool guid_valid; int retval; @@ -283,6 +320,8 @@ static bool nouveau_dsm_detect(void) has_dsm |= 1; if (retval & NOUVEAU_DSM_HAS_OPT) has_optimus = 1; + if (retval & NOUVEAU_DSM_HAS_GMUX) + has_gmux = true; } while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_3D << 8, pdev)) != NULL) { @@ -293,9 +332,11 @@ static bool nouveau_dsm_detect(void) has_dsm |= 1; if (retval & NOUVEAU_DSM_HAS_OPT) has_optimus = 1; + if (retval & NOUVEAU_DSM_HAS_GMUX) + has_gmux = true; } - /* find the optimus DSM or the mux DSM */ + /* find the optimus DSM, the mux DSM or the gmux DSM */ if (has_optimus == 1) { acpi_get_name(nouveau_dsm_priv.dhandle, ACPI_FULL_PATHNAME, &buffer); @@ -310,6 +351,13 @@ static bool nouveau_dsm_detect(void) acpi_method_name); nouveau_dsm_priv.mux_detected = true; ret = true; + } else if (has_gmux) { + acpi_get_name(nouveau_dsm_priv.dhandle, ACPI_FULL_PATHNAME, + &buffer); + printk(KERN_INFO "VGA switcheroo: detected gmux DSM switching method %s handle\n", + acpi_method_name); + nouveau_dsm_priv.gmux_detected = true; + ret = true; } @@ -321,7 +369,8 @@ void nouveau_register_dsm_handler(void) bool r; r = nouveau_dsm_detect(); - if (!r) + /* Apple Gmux will register its own vga switcheroo handler */ + if (!r || nouveau_has_gmux()) return; vga_switcheroo_register_handler(&nouveau_dsm_handler); diff --git a/drm/nouveau/nouveau_acpi.h b/drm/nouveau/nouveau_acpi.h index 2bd88a8..7fcfe82 100644 --- a/drm/nouveau/nouveau_acpi.h +++ b/drm/nouveau/nouveau_acpi.h @@ -6,6 +6,7 @@ #if defined(CONFIG_ACPI) && defined(CONFIG_X86) bool nouveau_is_optimus(void); bool nouveau_has_mux(void); +bool nouveau_has_gmux(void); void nouveau_register_dsm_handler(void); void nouveau_unregister_dsm_handler(void); void nouveau_switcheroo_optimus_dsm(void); @@ -15,6 +16,7 @@ void *nouveau_acpi_edid(struct drm_device *, struct drm_connector *); #else static inline bool nouveau_is_optimus(void) { return false; }; static inline bool nouveau_has_mux(void) { return false; }; +static inline bool nouveau_has_gmux(void) { return false; }; static inline void nouveau_register_dsm_handler(void) {} static inline void nouveau_unregister_dsm_handler(void) {} static inline void nouveau_switcheroo_optimus_dsm(void) {} diff --git a/drm/nouveau/nouveau_drm.c b/drm/nouveau/nouveau_drm.c index c06a7a1..702aff8 100644 --- a/drm/nouveau/nouveau_drm.c +++ b/drm/nouveau/nouveau_drm.c @@ -719,7 +719,8 @@ nouveau_pmops_runtime_suspend(struct device *dev) } /* are we optimus enabled? */ - if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_has_mux()) { + if (nouveau_runtime_pm == -1 && + !nouveau_is_optimus() && !nouveau_has_mux() && !nouveau_has_gmux()) { DRM_DEBUG_DRIVER("failing to power off - not optimus\n"); pm_runtime_forbid(dev); return -EBUSY; @@ -780,7 +781,8 @@ nouveau_pmops_runtime_idle(struct device *dev) } /* are we optimus enabled? */ - if (nouveau_runtime_pm == -1 && !nouveau_is_optimus() && !nouveau_has_mux()) { + if (nouveau_runtime_pm == -1 && + !nouveau_is_optimus() && !nouveau_has_mux() && !nouveau_has_gmux()) { DRM_DEBUG_DRIVER("failing to power off - not optimus\n"); pm_runtime_forbid(dev); return -EBUSY; diff --git a/drm/nouveau/nouveau_vga.c b/drm/nouveau/nouveau_vga.c index 9a6328f..3a7a9b9 100644 --- a/drm/nouveau/nouveau_vga.c +++ b/drm/nouveau/nouveau_vga.c @@ -96,11 +96,12 @@ nouveau_vga_init(struct nouveau_drm *drm) if (nouveau_runtime_pm == 1) runtime = true; - if ((nouveau_runtime_pm == -1) && (nouveau_is_optimus() || nouveau_has_mux())) + if ((nouveau_runtime_pm == -1) && + (nouveau_is_optimus() || nouveau_has_mux() || nouveau_has_gmux())) runtime = true; vga_switcheroo_register_client(dev->pdev, &nouveau_switcheroo_ops, runtime); - if (runtime && nouveau_has_mux() && !nouveau_is_optimus()) + if (runtime && (nouveau_has_mux() || nouveau_has_gmux()) && !nouveau_is_optimus()) vga_switcheroo_init_domain_pm_ops(drm->dev->dev, &drm->vga_pm_domain); } @@ -112,11 +113,12 @@ nouveau_vga_fini(struct nouveau_drm *drm) if (nouveau_runtime_pm == 1) runtime = true; - if ((nouveau_runtime_pm == -1) && (nouveau_is_optimus() || nouveau_has_mux())) + if ((nouveau_runtime_pm == -1) && + (nouveau_is_optimus() || nouveau_has_mux() || nouveau_has_gmux())) runtime = true; vga_switcheroo_unregister_client(dev->pdev); - if (runtime && nouveau_has_mux() && !nouveau_is_optimus()) + if (runtime && (nouveau_has_mux() || nouveau_has_gmux()) && !nouveau_is_optimus()) vga_switcheroo_fini_domain_pm_ops(drm->dev->dev); vga_client_register(dev->pdev, NULL, NULL, NULL); }
Signed-off-by: Pierre Moreau <pierre.morrow@free.fr> --- drm/nouveau/nouveau_acpi.c | 53 ++++++++++++++++++++++++++++++++++++++++++++-- drm/nouveau/nouveau_acpi.h | 2 ++ drm/nouveau/nouveau_drm.c | 6 ++++-- drm/nouveau/nouveau_vga.c | 10 +++++---- 4 files changed, 63 insertions(+), 8 deletions(-)