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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:17:52 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:17:52 +0000 |
commit | 3afb00d3f86d3d924f88b56fa8285d4e9db85852 (patch) | |
tree | 95a985d3019522cea546b7d8df621369bc44fc6c /drivers/gpu/drm/i915/display/intel_opregion.c | |
parent | Adding debian version 6.9.12-1. (diff) | |
download | linux-3afb00d3f86d3d924f88b56fa8285d4e9db85852.tar.xz linux-3afb00d3f86d3d924f88b56fa8285d4e9db85852.zip |
Merging upstream version 6.10.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_opregion.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_opregion.c | 58 |
1 files changed, 11 insertions, 47 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c index fcbb083318..68bd5101ec 100644 --- a/drivers/gpu/drm/i915/display/intel_opregion.c +++ b/drivers/gpu/drm/i915/display/intel_opregion.c @@ -27,7 +27,6 @@ #include <linux/acpi.h> #include <linux/dmi.h> -#include <linux/firmware.h> #include <acpi/video.h> #include <drm/drm_edid.h> @@ -263,7 +262,6 @@ struct intel_opregion { struct opregion_asle *asle; struct opregion_asle_ext *asle_ext; void *rvda; - void *vbt_firmware; const void *vbt; u32 vbt_size; struct work_struct asle_work; @@ -869,46 +867,6 @@ static const struct dmi_system_id intel_no_opregion_vbt[] = { { } }; -static int intel_load_vbt_firmware(struct drm_i915_private *dev_priv) -{ - struct intel_opregion *opregion = dev_priv->display.opregion; - const struct firmware *fw = NULL; - const char *name = dev_priv->display.params.vbt_firmware; - int ret; - - if (!name || !*name) - return -ENOENT; - - ret = request_firmware(&fw, name, dev_priv->drm.dev); - if (ret) { - drm_err(&dev_priv->drm, - "Requesting VBT firmware \"%s\" failed (%d)\n", - name, ret); - return ret; - } - - if (intel_bios_is_valid_vbt(dev_priv, fw->data, fw->size)) { - opregion->vbt_firmware = kmemdup(fw->data, fw->size, GFP_KERNEL); - if (opregion->vbt_firmware) { - drm_dbg_kms(&dev_priv->drm, - "Found valid VBT firmware \"%s\"\n", name); - opregion->vbt = opregion->vbt_firmware; - opregion->vbt_size = fw->size; - ret = 0; - } else { - ret = -ENOMEM; - } - } else { - drm_dbg_kms(&dev_priv->drm, "Invalid VBT firmware \"%s\"\n", - name); - ret = -EINVAL; - } - - release_firmware(fw); - - return ret; -} - int intel_opregion_setup(struct drm_i915_private *dev_priv) { struct intel_opregion *opregion; @@ -1006,9 +964,6 @@ int intel_opregion_setup(struct drm_i915_private *dev_priv) drm_dbg(&dev_priv->drm, "Mailbox #2 for backlight present\n"); } - if (intel_load_vbt_firmware(dev_priv) == 0) - goto out; - if (dmi_check_system(intel_no_opregion_vbt)) goto out; @@ -1176,6 +1131,16 @@ const struct drm_edid *intel_opregion_get_edid(struct intel_connector *intel_con return drm_edid; } +bool intel_opregion_vbt_present(struct drm_i915_private *i915) +{ + struct intel_opregion *opregion = i915->display.opregion; + + if (!opregion || !opregion->vbt) + return false; + + return true; +} + const void *intel_opregion_get_vbt(struct drm_i915_private *i915, size_t *size) { struct intel_opregion *opregion = i915->display.opregion; @@ -1186,7 +1151,7 @@ const void *intel_opregion_get_vbt(struct drm_i915_private *i915, size_t *size) if (size) *size = opregion->vbt_size; - return opregion->vbt; + return kmemdup(opregion->vbt, opregion->vbt_size, GFP_KERNEL); } bool intel_opregion_headless_sku(struct drm_i915_private *i915) @@ -1312,7 +1277,6 @@ void intel_opregion_cleanup(struct drm_i915_private *i915) memunmap(opregion->header); if (opregion->rvda) memunmap(opregion->rvda); - kfree(opregion->vbt_firmware); kfree(opregion); i915->display.opregion = NULL; } |