diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c | 45 |
1 files changed, 20 insertions, 25 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c index a028661d9e20..3893e6fc2f03 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2010 Red Hat Inc. * Author : Dave Airlie <airlied@redhat.com> * - * Licensed under GPLv2 - * * ATPX support for both Intel/ATI */ #include <linux/vga_switcheroo.h> @@ -12,6 +11,7 @@ #include <linux/pci.h> #include <linux/delay.h> +#include "amdgpu.h" #include "amd_acpi.h" #define AMDGPU_PX_QUIRK_FORCE_ATPX (1 << 0) @@ -74,28 +74,21 @@ struct atpx_mux { u16 mux; } __packed; -bool amdgpu_has_atpx(void) { +bool amdgpu_has_atpx(void) +{ return amdgpu_atpx_priv.atpx_detected; } -bool amdgpu_has_atpx_dgpu_power_cntl(void) { +bool amdgpu_has_atpx_dgpu_power_cntl(void) +{ return amdgpu_atpx_priv.atpx.functions.power_cntl; } -bool amdgpu_is_atpx_hybrid(void) { +bool amdgpu_is_atpx_hybrid(void) +{ return amdgpu_atpx_priv.atpx.is_hybrid; } -bool amdgpu_atpx_dgpu_req_power_for_displays(void) { - return amdgpu_atpx_priv.atpx.dgpu_req_power_for_displays; -} - -#if defined(CONFIG_ACPI) -void *amdgpu_atpx_get_dhandle(void) { - return amdgpu_atpx_priv.dhandle; -} -#endif - /** * amdgpu_atpx_call - call an ATPX method * @@ -134,7 +127,7 @@ static union acpi_object *amdgpu_atpx_call(acpi_handle handle, int function, /* Fail only if calling the method fails and ATPX is supported */ if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { - printk("failed to evaluate ATPX got %s\n", + pr_err("failed to evaluate ATPX got %s\n", acpi_format_exception(status)); kfree(buffer.pointer); return NULL; @@ -166,7 +159,7 @@ static void amdgpu_atpx_parse_functions(struct amdgpu_atpx_functions *f, u32 mas } /** - * amdgpu_atpx_validate_functions - validate ATPX functions + * amdgpu_atpx_validate - validate ATPX functions * * @atpx: amdgpu atpx struct * @@ -190,7 +183,7 @@ static int amdgpu_atpx_validate(struct amdgpu_atpx *atpx) size = *(u16 *) info->buffer.pointer; if (size < 10) { - printk("ATPX buffer is too small: %zu\n", size); + pr_err("ATPX buffer is too small: %zu\n", size); kfree(info); return -EINVAL; } @@ -223,11 +216,11 @@ static int amdgpu_atpx_validate(struct amdgpu_atpx *atpx) atpx->is_hybrid = false; if (valid_bits & ATPX_MS_HYBRID_GFX_SUPPORTED) { if (amdgpu_atpx_priv.quirks & AMDGPU_PX_QUIRK_FORCE_ATPX) { - printk("ATPX Hybrid Graphics, forcing to ATPX\n"); + pr_warn("ATPX Hybrid Graphics, forcing to ATPX\n"); atpx->functions.power_cntl = true; atpx->is_hybrid = false; } else { - printk("ATPX Hybrid Graphics\n"); + pr_notice("ATPX Hybrid Graphics\n"); /* * Disable legacy PM methods only when pcie port PM is usable, * otherwise the device might fail to power off or power on. @@ -269,7 +262,7 @@ static int amdgpu_atpx_verify_interface(struct amdgpu_atpx *atpx) size = *(u16 *) info->buffer.pointer; if (size < 8) { - printk("ATPX buffer is too small: %zu\n", size); + pr_err("ATPX buffer is too small: %zu\n", size); err = -EINVAL; goto out; } @@ -278,8 +271,8 @@ static int amdgpu_atpx_verify_interface(struct amdgpu_atpx *atpx) memcpy(&output, info->buffer.pointer, size); /* TODO: check version? */ - printk("ATPX version %u, functions 0x%08x\n", - output.version, output.function_bits); + pr_notice("ATPX version %u, functions 0x%08x\n", + output.version, output.function_bits); amdgpu_atpx_parse_functions(&atpx->functions, output.function_bits); @@ -575,7 +568,9 @@ static const struct amdgpu_px_quirk amdgpu_px_quirk_list[] = { { 0x1002, 0x6900, 0x1002, 0x0124, AMDGPU_PX_QUIRK_FORCE_ATPX }, { 0x1002, 0x6900, 0x1028, 0x0812, AMDGPU_PX_QUIRK_FORCE_ATPX }, { 0x1002, 0x6900, 0x1028, 0x0813, AMDGPU_PX_QUIRK_FORCE_ATPX }, + { 0x1002, 0x699f, 0x1028, 0x0814, AMDGPU_PX_QUIRK_FORCE_ATPX }, { 0x1002, 0x6900, 0x1025, 0x125A, AMDGPU_PX_QUIRK_FORCE_ATPX }, + { 0x1002, 0x6900, 0x17AA, 0x3806, AMDGPU_PX_QUIRK_FORCE_ATPX }, { 0, 0, 0, 0, 0 }, }; @@ -615,7 +610,7 @@ static bool amdgpu_atpx_detect(void) while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) { vga_count++; - has_atpx |= (amdgpu_atpx_pci_probe_handle(pdev) == true); + has_atpx |= amdgpu_atpx_pci_probe_handle(pdev); parent_pdev = pci_upstream_bridge(pdev); d3_supported |= parent_pdev && parent_pdev->bridge_d3; @@ -625,7 +620,7 @@ static bool amdgpu_atpx_detect(void) while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) { vga_count++; - has_atpx |= (amdgpu_atpx_pci_probe_handle(pdev) == true); + has_atpx |= amdgpu_atpx_pci_probe_handle(pdev); parent_pdev = pci_upstream_bridge(pdev); d3_supported |= parent_pdev && parent_pdev->bridge_d3; |
