search for: argv4

...* some old BIOSes do expect a buffer or an integer etc. > */ > union acpi_object * > -acpi_evaluate_dsm(acpi_handle handle, const u8 *uuid, u64 rev, u64 func, > +acpi_evaluate_dsm(acpi_handle handle, const uuid_le *uuid, u64 rev, u64 func, > union acpi_object *argv4) > { > acpi_status ret; > @@ -674,7 +674,7 @@ EXPORT_SYMBOL(acpi_evaluate_dsm); > * functions. Currently only support 64 functions at maximum, should be > * enough for now. > */ > -bool acpi_check_dsm(acpi_handle handle, const u8 *uuid, u64 rev, u64 funcs) > +...

...uate_lck(acpi_handle handle, int lock) * some old BIOSes do expect a buffer or an integer etc. */ union acpi_object * -acpi_evaluate_dsm(acpi_handle handle, const u8 *uuid, u64 rev, u64 func, +acpi_evaluate_dsm(acpi_handle handle, const uuid_le *uuid, u64 rev, u64 func, union acpi_object *argv4) { acpi_status ret; @@ -674,7 +674,7 @@ EXPORT_SYMBOL(acpi_evaluate_dsm); * functions. Currently only support 64 functions at maximum, should be * enough for now. */ -bool acpi_check_dsm(acpi_handle handle, const u8 *uuid, u64 rev, u64 funcs) +bool acpi_check_dsm(acpi_handle handle, const...

...cpi_handle handle, int func, int arg, u > for (i = 0; i < 4; i++) > args_buff[i] = (arg >> i * 8) & 0xFF; > > - obj = acpi_evaluate_dsm_typed(handle, nouveau_op_dsm_muid, nouveau_op_dsm_rid, > - func, &argv4, ACPI_TYPE_BUFFER); > + obj = acpi_evaluate_dsm(handle, nouveau_op_dsm_muid, nouveau_op_dsm_rid, > + func, &argv4); > if (!obj) { > acpi_handle_info(handle, "failed to evaluate _DSM\n"); > retur...

...u >>> for (i = 0; i < 4; i++) >>> args_buff[i] = (arg >> i * 8) & 0xFF; >>> >>> - obj = acpi_evaluate_dsm_typed(handle, nouveau_op_dsm_muid, nouveau_op_dsm_rid, >>> - func, &argv4, ACPI_TYPE_BUFFER); >>> + obj = acpi_evaluate_dsm(handle, nouveau_op_dsm_muid, nouveau_op_dsm_rid, >>> + func, &argv4); >>> if (!obj) { >>> acpi_handle_info(handle, "failed to evaluate _DSM\n&quot...

...n acpi_object *obj; @@ -137,7 +137,7 @@ static int nouveau_dsm(acpi_handle handle, int func, int arg) .integer.value = arg, }; - obj = acpi_evaluate_dsm_typed(handle, nouveau_dsm_muid, 0x00000102, + obj = acpi_evaluate_dsm_typed(handle, nouveau_mux_dsm_muid, 0x00000102, func, &argv4, ACPI_TYPE_INTEGER); if (!obj) { acpi_handle_info(handle, "failed to evaluate _DSM\n"); @@ -153,30 +153,30 @@ static int nouveau_dsm(acpi_handle handle, int func, int arg) static int nouveau_dsm_switch_mux(acpi_handle handle, int mux_id) { - mxm_wmi_call_mxmx(mux_id == NOUVEAU_DS...

...n acpi_object *obj; @@ -137,7 +137,7 @@ static int nouveau_dsm(acpi_handle handle, int func, int arg) .integer.value = arg, }; - obj = acpi_evaluate_dsm_typed(handle, nouveau_dsm_muid, 0x00000102, + obj = acpi_evaluate_dsm_typed(handle, nouveau_mux_dsm_muid, 0x00000102, func, &argv4, ACPI_TYPE_INTEGER); if (!obj) { acpi_handle_info(handle, "failed to evaluate _DSM\n"); @@ -153,30 +153,30 @@ static int nouveau_dsm(acpi_handle handle, int func, int arg) static int nouveau_dsm_switch_mux(acpi_handle handle, int mux_id) { - mxm_wmi_call_mxmx(mux_id == NOUVEAU_DS...

...rm/nouveau/nouveau_acpi.c > @@ -73,22 +73,10 @@ static const char nouveau_op_dsm_muid[] = { > > static int nouveau_optimus_dsm(acpi_handle handle, int func, int arg, uint32_t *result) > { > - int i; > union acpi_object *obj; > - char args_buff[4]; > - union acpi_object argv4 = { > - .buffer.type = ACPI_TYPE_BUFFER, > - .buffer.length = 4, > - .buffer.pointer = args_buff > - }; > - > - /* ACPI is little endian, AABBCCDD becomes {DD,CC,BB,AA} */ > - for (i = 0; i < 4; i++) > - args_buff[i] = (arg >> i * 8) & 0xFF; > - > *r...

...@@ -212,6 +225,63 @@ static struct vga_switcheroo_handler nouveau_dsm_handler = { .get_client_id = nouveau_dsm_get_client_id, }; +static int nouveau_gmux_dsm(acpi_handle handle, int func, int arg, uint32_t *result) +{ + int i; + union acpi_object *obj; + char args_buff[4]; + union acpi_object argv4 = { + .buffer.type = ACPI_TYPE_BUFFER, + .buffer.length = 4, + .buffer.pointer = args_buff + }; + + /* ACPI is little endian, AABBCCDD becomes {DD,CC,BB,AA} */ + for (i = 0; i < 4; i++) + args_buff[i] = (arg >> i * 8) & 0xFF; + + *result = 0; + obj = acpi_evaluate_dsm_typed(handle,...

...tic const char nouveau_op_dsm_muid[] = { > > > > static int nouveau_optimus_dsm(acpi_handle handle, int func, int arg, > uint32_t *result) > > { > > - int i; > > union acpi_object *obj; > > - char args_buff[4]; > > - union acpi_object argv4 = { > > - .buffer.type = ACPI_TYPE_BUFFER, > > - .buffer.length = 4, > > - .buffer.pointer = args_buff > > - }; > > - > > - /* ACPI is little endian, AABBCCDD becomes {DD,CC,BB,AA} */ > > - for (i = 0; i <...

...package: IIRC Index (decoded C-style here as []) can apply > to either. > > Am I maybe misunderstanding the warning? It looks like coming from the nouveau driver (assuming I'm reading it right). drivers/gpu/drm/nouveau/nouveau_acpi.c::nouveau_optimus_dsm() union acpi_object argv4 = { .buffer.type = ACPI_TYPE_BUFFER, .buffer.length = 4, .buffer.pointer = args_buff }; ... obj = acpi_evaluate_dsm_typed(handle, &nouveau_op_dsm_muid, 0x00000100, func, &argv4, A...

On Tue, Nov 27, 2018 at 11:36:50AM +0200, Mika Westerberg wrote: > +linux-acpi > > Hi Michael, > > On Mon, Nov 26, 2018 at 10:53:26PM -0500, Michael S. Tsirkin wrote: > > So a new thinkpad: > > 01:00.0 VGA compatible controller: NVIDIA Corporation GP107GLM [Quadro P2000 Mobile] (rev a1) > > > > Hangs whenever I try to poke at the card. It starts happily

...[]) can apply > > to either. > > > > Am I maybe misunderstanding the warning? > > It looks like coming from the nouveau driver (assuming I'm reading it right). > > drivers/gpu/drm/nouveau/nouveau_acpi.c::nouveau_optimus_dsm() > > union acpi_object argv4 = { > .buffer.type = ACPI_TYPE_BUFFER, > .buffer.length = 4, > .buffer.pointer = args_buff > }; > > ... > > obj = acpi_evaluate_dsm_typed(handle, &nouveau_op_dsm_muid, 0x00000100, >...

https://bugs.freedesktop.org/show_bug.cgi?id=76319 Priority: medium Bug ID: 76319 Assignee: nouveau at lists.freedesktop.org Summary: [NVE6] MMIO FAULT, black screen on K2100M QA Contact: xorg-team at lists.x.org Severity: blocker Classification: Unclassified OS: Linux (All) Reporter: d-bugzilla at moens.cc

https://bugs.freedesktop.org/show_bug.cgi?id=76475 Priority: medium Bug ID: 76475 Assignee: nouveau at lists.freedesktop.org Summary: Nouveau fails to load due to unknown opcode 0x80 QA Contact: xorg-team at lists.x.org Severity: normal Classification: Unclassified OS: Linux (All) Reporter: patrick.clara at