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Code Issues Releases Wiki Activity

drm/i915/params: switch to device specific parameters

Browse source 
Start using device specific parameters instead of module parameters for
most things. The module parameters become the immutable initial values
for i915 parameters. The device specific parameters in i915->params
start life as a copy of i915_modparams. Any later changes are only
reflected in the debugfs.

The stragglers are:

* i915.force_probe and i915.modeset. Needed before dev_priv is
  available. This is fine because the parameters are read-only and never
  modified.

* i915.verbose_state_checks. Passing dev_priv to I915_STATE_WARN and
  I915_STATE_WARN_ON would result in massive and ugly churn. This is
  handled by not exposing the parameter via debugfs, and leaving the
  parameter writable in sysfs. This may be fixed up in follow-up work.

* i915.inject_probe_failure. Only makes sense in terms of the module,
  not the device. This is handled by not exposing the parameter via
  debugfs.

v2: Fix uc i915 lookup code (Michał Winiarski)

Cc: Juha-Pekka Heikkilä <juha-pekka.heikkila@intel.com>
Cc: Venkata Sandeep Dhanalakota <venkata.s.dhanalakota@intel.com>
Cc: Michał Winiarski <michal.winiarski@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Acked-by: Michał Winiarski <michal.winiarski@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20200618150402.14022-1-jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2020-06-18 18:04:02 +03:00
parent cf46143fe2
commit 8a25c4be58
30 changed files with 120 additions and 109 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
drivers/gpu/drm/i915/display/intel_bios.c
View file

@ -479,7 +479,7 @@ parse_sdvo_panel_data(struct drm_i915_private *dev_priv,
struct drm_display_mode *panel_fixed_mode;
int index;
index = i915_modparams.vbt_sdvo_panel_type;
index = dev_priv->params.vbt_sdvo_panel_type;
if (index == -2) {
drm_dbg_kms(&dev_priv->drm,
"Ignore SDVO panel mode from BIOS VBT tables.\n");
@ -829,9 +829,9 @@ parse_edp(struct drm_i915_private *dev_priv, const struct bdb_header *bdb)
u8 vswing;
/* Don't read from VBT if module parameter has valid value*/
if (i915_modparams.edp_vswing) {
if (dev_priv->params.edp_vswing) {
dev_priv->vbt.edp.low_vswing =
i915_modparams.edp_vswing == 1;
dev_priv->params.edp_vswing == 1;
} else {
vswing = (edp->edp_vswing_preemph >> (panel_type * 4)) & 0xF;
dev_priv->vbt.edp.low_vswing = vswing == 0;

4
drivers/gpu/drm/i915/display/intel_crt.c
View file

@ -833,7 +833,7 @@ intel_crt_detect(struct drm_connector *connector,
connector->base.id, connector->name,
force);
if (i915_modparams.load_detect_test) {
if (dev_priv->params.load_detect_test) {
wakeref = intel_display_power_get(dev_priv,
intel_encoder->power_domain);
goto load_detect;
@ -889,7 +889,7 @@ intel_crt_detect(struct drm_connector *connector,
else if (INTEL_GEN(dev_priv) < 4)
status = intel_crt_load_detect(crt,
to_intel_crtc(connector->state->crtc)->pipe);
else if (i915_modparams.load_detect_test)
else if (dev_priv->params.load_detect_test)
status = connector_status_disconnected;
else
status = connector_status_unknown;

6
drivers/gpu/drm/i915/display/intel_csr.c
View file

@ -723,15 +723,15 @@ void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
csr->max_fw_size = BXT_CSR_MAX_FW_SIZE;
}
if (i915_modparams.dmc_firmware_path) {
if (strlen(i915_modparams.dmc_firmware_path) == 0) {
if (dev_priv->params.dmc_firmware_path) {
if (strlen(dev_priv->params.dmc_firmware_path) == 0) {
csr->fw_path = NULL;
drm_info(&dev_priv->drm,
"Disabling CSR firmware and runtime PM\n");
return;
}
csr->fw_path = i915_modparams.dmc_firmware_path;
csr->fw_path = dev_priv->params.dmc_firmware_path;
/* Bypass version check for firmware override. */
csr->required_version = 0;
}

12
drivers/gpu/drm/i915/display/intel_display.c
View file

@ -4886,7 +4886,7 @@ void intel_prepare_reset(struct drm_i915_private *dev_priv)
int ret;
/* reset doesn't touch the display */
if (!i915_modparams.force_reset_modeset_test &&
if (!dev_priv->params.force_reset_modeset_test &&
!gpu_reset_clobbers_display(dev_priv))
return;
@ -7882,7 +7882,7 @@ bool hsw_crtc_state_ips_capable(const struct intel_crtc_state *crtc_state)
if (!hsw_crtc_supports_ips(crtc))
return false;
if (!i915_modparams.enable_ips)
if (!dev_priv->params.enable_ips)
return false;
if (crtc_state->pipe_bpp > 24)
@ -8153,8 +8153,8 @@ static void intel_panel_sanitize_ssc(struct drm_i915_private *dev_priv)
static bool intel_panel_use_ssc(struct drm_i915_private *dev_priv)
{
if (i915_modparams.panel_use_ssc >= 0)
return i915_modparams.panel_use_ssc != 0;
if (dev_priv->params.panel_use_ssc >= 0)
return dev_priv->params.panel_use_ssc != 0;
return dev_priv->vbt.lvds_use_ssc
&& !(dev_priv->quirks & QUIRK_LVDS_SSC_DISABLE);
}
@ -13585,8 +13585,8 @@ pipe_config_mismatch(bool fastset, const struct intel_crtc *crtc,
static bool fastboot_enabled(struct drm_i915_private *dev_priv)
{
if (i915_modparams.fastboot != -1)
return i915_modparams.fastboot;
if (dev_priv->params.fastboot != -1)
return dev_priv->params.fastboot;
/* Enable fastboot by default on Skylake and newer */
if (INTEL_GEN(dev_priv) >= 9)

2
drivers/gpu/drm/i915/display/intel_display_debugfs.c
View file

@ -125,7 +125,7 @@ static int i915_ips_status(struct seq_file *m, void *unused)
wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm);
seq_printf(m, "Enabled by kernel parameter: %s\n",
yesno(i915_modparams.enable_ips));
yesno(dev_priv->params.enable_ips));
if (INTEL_GEN(dev_priv) >= 8) {
seq_puts(m, "Currently: unknown\n");

14
drivers/gpu/drm/i915/display/intel_display_power.c
View file

@ -4513,7 +4513,7 @@ static u32 get_allowed_dc_mask(const struct drm_i915_private *dev_priv,
mask = 0;
}
if (!i915_modparams.disable_power_well)
if (!dev_priv->params.disable_power_well)
max_dc = 0;
if (enable_dc >= 0 && enable_dc <= max_dc) {
@ -4602,11 +4602,11 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv)
struct i915_power_domains *power_domains = &dev_priv->power_domains;
int err;
i915_modparams.disable_power_well =
dev_priv->params.disable_power_well =
sanitize_disable_power_well_option(dev_priv,
i915_modparams.disable_power_well);
dev_priv->params.disable_power_well);
dev_priv->csr.allowed_dc_mask =
get_allowed_dc_mask(dev_priv, i915_modparams.enable_dc);
get_allowed_dc_mask(dev_priv, dev_priv->params.enable_dc);
dev_priv->csr.target_dc_state =
sanitize_target_dc_state(dev_priv, DC_STATE_EN_UPTO_DC6);
@ -5568,7 +5568,7 @@ void intel_power_domains_init_hw(struct drm_i915_private *i915, bool resume)
intel_display_power_get(i915, POWER_DOMAIN_INIT);
/* Disable power support if the user asked so. */
if (!i915_modparams.disable_power_well)
if (!i915->params.disable_power_well)
intel_display_power_get(i915, POWER_DOMAIN_INIT);
intel_power_domains_sync_hw(i915);
@ -5592,7 +5592,7 @@ void intel_power_domains_driver_remove(struct drm_i915_private *i915)
fetch_and_zero(&i915->power_domains.wakeref);
/* Remove the refcount we took to keep power well support disabled. */
if (!i915_modparams.disable_power_well)
if (!i915->params.disable_power_well)
intel_display_power_put_unchecked(i915, POWER_DOMAIN_INIT);
intel_display_power_flush_work_sync(i915);
@ -5681,7 +5681,7 @@ void intel_power_domains_suspend(struct drm_i915_private *i915,
* Even if power well support was disabled we still want to disable
* power wells if power domains must be deinitialized for suspend.
*/
if (!i915_modparams.disable_power_well)
if (!i915->params.disable_power_well)
intel_display_power_put_unchecked(i915, POWER_DOMAIN_INIT);
intel_display_power_flush_work(i915);

8
drivers/gpu/drm/i915/display/intel_dp.c
View file

@ -4707,7 +4707,9 @@ intel_dp_sink_can_mst(struct intel_dp *intel_dp)
static bool
intel_dp_can_mst(struct intel_dp *intel_dp)
{
return i915_modparams.enable_dp_mst &&
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
return i915->params.enable_dp_mst &&
intel_dp->can_mst &&
intel_dp_sink_can_mst(intel_dp);
}
@ -4724,13 +4726,13 @@ intel_dp_configure_mst(struct intel_dp *intel_dp)
"[ENCODER:%d:%s] MST support: port: %s, sink: %s, modparam: %s\n",
encoder->base.base.id, encoder->base.name,
yesno(intel_dp->can_mst), yesno(sink_can_mst),
yesno(i915_modparams.enable_dp_mst));
yesno(i915->params.enable_dp_mst));
if (!intel_dp->can_mst)
return;
intel_dp->is_mst = sink_can_mst &&
i915_modparams.enable_dp_mst;
i915->params.enable_dp_mst;
drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr,
intel_dp->is_mst);

4
drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
View file

@ -348,7 +348,7 @@ int intel_dp_aux_init_backlight_funcs(struct intel_connector *intel_connector)
struct intel_dp *intel_dp = enc_to_intel_dp(intel_connector->encoder);
struct drm_i915_private *i915 = dp_to_i915(intel_dp);
if (i915_modparams.enable_dpcd_backlight == 0 ||
if (i915->params.enable_dpcd_backlight == 0 ||
!intel_dp_aux_display_control_capable(intel_connector))
return -ENODEV;
@ -358,7 +358,7 @@ int intel_dp_aux_init_backlight_funcs(struct intel_connector *intel_connector)
*/
if (i915->vbt.backlight.type !=
INTEL_BACKLIGHT_VESA_EDP_AUX_INTERFACE &&
i915_modparams.enable_dpcd_backlight != 1 &&
i915->params.enable_dpcd_backlight != 1 &&
!drm_dp_has_quirk(&intel_dp->desc, intel_dp->edid_quirks,
DP_QUIRK_FORCE_DPCD_BACKLIGHT)) {
drm_info(&i915->drm,

12
drivers/gpu/drm/i915/display/intel_fbc.c
View file

@ -740,7 +740,7 @@ static bool intel_fbc_can_enable(struct drm_i915_private *dev_priv)
return false;
}
if (!i915_modparams.enable_fbc) {
if (!dev_priv->params.enable_fbc) {
fbc->no_fbc_reason = "disabled per module param or by default";
return false;
}
@ -1017,7 +1017,7 @@ static void __intel_fbc_post_update(struct intel_crtc *crtc)
fbc->flip_pending = false;
if (!i915_modparams.enable_fbc) {
if (!dev_priv->params.enable_fbc) {
intel_fbc_deactivate(dev_priv, "disabled at runtime per module param");
__intel_fbc_disable(dev_priv);
@ -1370,8 +1370,8 @@ void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *dev_priv)
*/
static int intel_sanitize_fbc_option(struct drm_i915_private *dev_priv)
{
if (i915_modparams.enable_fbc >= 0)
return !!i915_modparams.enable_fbc;
if (dev_priv->params.enable_fbc >= 0)
return !!dev_priv->params.enable_fbc;
if (!HAS_FBC(dev_priv))
return 0;
@ -1415,9 +1415,9 @@ void intel_fbc_init(struct drm_i915_private *dev_priv)
if (need_fbc_vtd_wa(dev_priv))
mkwrite_device_info(dev_priv)->display.has_fbc = false;
i915_modparams.enable_fbc = intel_sanitize_fbc_option(dev_priv);
dev_priv->params.enable_fbc = intel_sanitize_fbc_option(dev_priv);
drm_dbg_kms(&dev_priv->drm, "Sanitized enable_fbc value: %d\n",
i915_modparams.enable_fbc);
dev_priv->params.enable_fbc);
if (!HAS_FBC(dev_priv)) {
fbc->no_fbc_reason = "unsupported by this chipset";

4
drivers/gpu/drm/i915/display/intel_lvds.c
View file

@ -784,8 +784,8 @@ static bool compute_is_dual_link_lvds(struct intel_lvds_encoder *lvds_encoder)
struct drm_i915_private *dev_priv = to_i915(dev);
/* use the module option value if specified */
if (i915_modparams.lvds_channel_mode > 0)
return i915_modparams.lvds_channel_mode == 2;
if (dev_priv->params.lvds_channel_mode > 0)
return dev_priv->params.lvds_channel_mode == 2;
/* single channel LVDS is limited to 112 MHz */
if (lvds_encoder->attached_connector->panel.fixed_mode->clock > 112999)

2
drivers/gpu/drm/i915/display/intel_opregion.c
View file

@ -801,7 +801,7 @@ static int intel_load_vbt_firmware(struct drm_i915_private *dev_priv)
{
struct intel_opregion *opregion = &dev_priv->opregion;
const struct firmware *fw = NULL;
const char *name = i915_modparams.vbt_firmware;
const char *name = dev_priv->params.vbt_firmware;
int ret;
if (!name || !*name)

4
drivers/gpu/drm/i915/display/intel_panel.c
View file

@ -521,10 +521,10 @@ static u32 intel_panel_compute_brightness(struct intel_connector *connector,
drm_WARN_ON(&dev_priv->drm, panel->backlight.max == 0);
if (i915_modparams.invert_brightness < 0)
if (dev_priv->params.invert_brightness < 0)
return val;
if (i915_modparams.invert_brightness > 0 ||
if (dev_priv->params.invert_brightness > 0 ||
dev_priv->quirks & QUIRK_INVERT_BRIGHTNESS) {
return panel->backlight.max - val + panel->backlight.min;
}

10
drivers/gpu/drm/i915/display/intel_psr.c
View file

@ -83,7 +83,7 @@ static bool psr_global_enabled(struct drm_i915_private *i915)
{
switch (i915->psr.debug & I915_PSR_DEBUG_MODE_MASK) {
case I915_PSR_DEBUG_DEFAULT:
return i915_modparams.enable_psr;
return i915->params.enable_psr;
case I915_PSR_DEBUG_DISABLE:
return false;
default:
@ -426,7 +426,7 @@ static u32 intel_psr1_get_tp_time(struct intel_dp *intel_dp)
if (INTEL_GEN(dev_priv) >= 11)
val |= EDP_PSR_TP4_TIME_0US;
if (i915_modparams.psr_safest_params) {
if (dev_priv->params.psr_safest_params) {
val |= EDP_PSR_TP1_TIME_2500us;
val |= EDP_PSR_TP2_TP3_TIME_2500us;
goto check_tp3_sel;
@ -507,7 +507,7 @@ static u32 intel_psr2_get_tp_time(struct intel_dp *intel_dp)
struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
u32 val = 0;
if (i915_modparams.psr_safest_params)
if (dev_priv->params.psr_safest_params)
return EDP_PSR2_TP2_TIME_2500us;
if (dev_priv->vbt.psr.psr2_tp2_tp3_wakeup_time_us >= 0 &&
@ -1500,9 +1500,9 @@ void intel_psr_init(struct drm_i915_private *dev_priv)
*/
dev_priv->hsw_psr_mmio_adjust = _SRD_CTL_EDP - _HSW_EDP_PSR_BASE;
if (i915_modparams.enable_psr == -1)
if (dev_priv->params.enable_psr == -1)
if (INTEL_GEN(dev_priv) < 9 || !dev_priv->vbt.psr.enable)
i915_modparams.enable_psr = 0;
dev_priv->params.enable_psr = 0;
/* Set link_standby x link_off defaults */
if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))

4
drivers/gpu/drm/i915/gem/i915_gem_context.c
View file

@ -650,7 +650,7 @@ static void context_close(struct i915_gem_context *ctx)
* context close.
*/
if (!i915_gem_context_is_persistent(ctx) ||
!i915_modparams.enable_hangcheck)
!ctx->i915->params.enable_hangcheck)
kill_context(ctx);
i915_gem_context_put(ctx);
@ -667,7 +667,7 @@ static int __context_set_persistence(struct i915_gem_context *ctx, bool state)
* reset] are allowed to survive past termination. We require
* hangcheck to ensure that the persistent requests are healthy.
*/
if (!i915_modparams.enable_hangcheck)
if (!ctx->i915->params.enable_hangcheck)
return -EINVAL;
i915_gem_context_set_persistence(ctx);

3
drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c
View file

@ -4,6 +4,7 @@
* Copyright © 2019 Intel Corporation
*/
#include "i915_drv.h"
#include "i915_request.h"
#include "intel_context.h"
@ -133,7 +134,7 @@ static void heartbeat(struct work_struct *wrk)
goto unlock;
idle_pulse(engine, rq);
if (i915_modparams.enable_hangcheck)
if (engine->i915->params.enable_hangcheck)
engine->heartbeat.systole = i915_request_get(rq);
__i915_request_commit(rq);

6
drivers/gpu/drm/i915/gt/intel_reset.c
View file

@ -638,7 +638,7 @@ int __intel_gt_reset(struct intel_gt *gt, intel_engine_mask_t engine_mask)
bool intel_has_gpu_reset(const struct intel_gt *gt)
{
if (!i915_modparams.reset)
if (!gt->i915->params.reset)
return NULL;
return intel_get_gpu_reset(gt);
@ -646,7 +646,7 @@ bool intel_has_gpu_reset(const struct intel_gt *gt)
bool intel_has_reset_engine(const struct intel_gt *gt)
{
if (i915_modparams.reset < 2)
if (gt->i915->params.reset < 2)
return false;
return INTEL_INFO(gt->i915)->has_reset_engine;
@ -1038,7 +1038,7 @@ void intel_gt_reset(struct intel_gt *gt,
awake = reset_prepare(gt);
if (!intel_has_gpu_reset(gt)) {
if (i915_modparams.reset)
if (gt->i915->params.reset)
drm_err(&gt->i915->drm, "GPU reset not supported\n");
else
drm_dbg(&gt->i915->drm, "GPU reset disabled\n");

6
drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c
View file

@ -365,12 +365,12 @@ int intel_heartbeat_live_selftests(struct drm_i915_private *i915)
if (intel_gt_is_wedged(&i915->gt))
return 0;
saved_hangcheck = i915_modparams.enable_hangcheck;
i915_modparams.enable_hangcheck = INT_MAX;
saved_hangcheck = i915->params.enable_hangcheck;
i915->params.enable_hangcheck = INT_MAX;
err = intel_gt_live_subtests(tests, &i915->gt);
i915_modparams.enable_hangcheck = saved_hangcheck;
i915->params.enable_hangcheck = saved_hangcheck;
return err;
}

15
drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
View file

@ -424,25 +424,28 @@ static void guc_log_capture_logs(struct intel_guc_log *log)
static u32 __get_default_log_level(struct intel_guc_log *log)
{
struct intel_guc *guc = log_to_guc(log);
struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
/* A negative value means "use platform/config default" */
if (i915_modparams.guc_log_level < 0) {
if (i915->params.guc_log_level < 0) {
return (IS_ENABLED(CONFIG_DRM_I915_DEBUG) ||
IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM)) ?
GUC_LOG_LEVEL_MAX : GUC_LOG_LEVEL_NON_VERBOSE;
}
if (i915_modparams.guc_log_level > GUC_LOG_LEVEL_MAX) {
if (i915->params.guc_log_level > GUC_LOG_LEVEL_MAX) {
DRM_WARN("Incompatible option detected: %s=%d, %s!\n",
"guc_log_level", i915_modparams.guc_log_level,
"guc_log_level", i915->params.guc_log_level,
"verbosity too high");
return (IS_ENABLED(CONFIG_DRM_I915_DEBUG) ||
IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM)) ?
GUC_LOG_LEVEL_MAX : GUC_LOG_LEVEL_DISABLED;
}
GEM_BUG_ON(i915_modparams.guc_log_level < GUC_LOG_LEVEL_DISABLED);
GEM_BUG_ON(i915_modparams.guc_log_level > GUC_LOG_LEVEL_MAX);
return i915_modparams.guc_log_level;
GEM_BUG_ON(i915->params.guc_log_level < GUC_LOG_LEVEL_DISABLED);
GEM_BUG_ON(i915->params.guc_log_level > GUC_LOG_LEVEL_MAX);
return i915->params.guc_log_level;
}
int intel_guc_log_create(struct intel_guc_log *log)

4
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
View file

@ -660,10 +660,12 @@ void intel_guc_submission_disable(struct intel_guc *guc)
static bool __guc_submission_selected(struct intel_guc *guc)
{
struct drm_i915_private *i915 = guc_to_gt(guc)->i915;
if (!intel_guc_submission_is_supported(guc))
return false;
return i915_modparams.enable_guc & ENABLE_GUC_SUBMISSION;
return i915->params.enable_guc & ENABLE_GUC_SUBMISSION;
}
void intel_guc_submission_init_early(struct intel_guc *guc)

20
drivers/gpu/drm/i915/gt/uc/intel_uc.c
View file

@ -47,15 +47,15 @@ static void __confirm_options(struct intel_uc *uc)
drm_dbg(&i915->drm,
"enable_guc=%d (guc:%s submission:%s huc:%s)\n",
i915_modparams.enable_guc,
i915->params.enable_guc,
yesno(intel_uc_wants_guc(uc)),
yesno(intel_uc_wants_guc_submission(uc)),
yesno(intel_uc_wants_huc(uc)));
if (i915_modparams.enable_guc == -1)
if (i915->params.enable_guc == -1)
return;
if (i915_modparams.enable_guc == 0) {
if (i915->params.enable_guc == 0) {
GEM_BUG_ON(intel_uc_wants_guc(uc));
GEM_BUG_ON(intel_uc_wants_guc_submission(uc));
GEM_BUG_ON(intel_uc_wants_huc(uc));
@ -65,25 +65,25 @@ static void __confirm_options(struct intel_uc *uc)
if (!intel_uc_supports_guc(uc))
drm_info(&i915->drm,
"Incompatible option enable_guc=%d - %s\n",
i915_modparams.enable_guc, "GuC is not supported!");
i915->params.enable_guc, "GuC is not supported!");
if (i915_modparams.enable_guc & ENABLE_GUC_LOAD_HUC &&
if (i915->params.enable_guc & ENABLE_GUC_LOAD_HUC &&
!intel_uc_supports_huc(uc))
drm_info(&i915->drm,
"Incompatible option enable_guc=%d - %s\n",
i915_modparams.enable_guc, "HuC is not supported!");
i915->params.enable_guc, "HuC is not supported!");
if (i915_modparams.enable_guc & ENABLE_GUC_SUBMISSION &&
if (i915->params.enable_guc & ENABLE_GUC_SUBMISSION &&
!intel_uc_supports_guc_submission(uc))
drm_info(&i915->drm,
"Incompatible option enable_guc=%d - %s\n",
i915_modparams.enable_guc, "GuC submission is N/A");
i915->params.enable_guc, "GuC submission is N/A");
if (i915_modparams.enable_guc & ~(ENABLE_GUC_SUBMISSION |
if (i915->params.enable_guc & ~(ENABLE_GUC_SUBMISSION |
ENABLE_GUC_LOAD_HUC))
drm_info(&i915->drm,
"Incompatible option enable_guc=%d - %s\n",
i915_modparams.enable_guc, "undocumented flag");
i915->params.enable_guc, "undocumented flag");
}
void intel_uc_init_early(struct intel_uc *uc)

32
drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c
View file

@ -115,11 +115,13 @@ struct __packed uc_fw_platform_requirement {
},
static void
__uc_fw_auto_select(struct intel_uc_fw *uc_fw, enum intel_platform p, u8 rev)
__uc_fw_auto_select(struct drm_i915_private *i915, struct intel_uc_fw *uc_fw)
{
static const struct uc_fw_platform_requirement fw_blobs[] = {
INTEL_UC_FIRMWARE_DEFS(MAKE_FW_LIST, GUC_FW_BLOB, HUC_FW_BLOB)
};
enum intel_platform p = INTEL_INFO(i915)->platform;
u8 rev = INTEL_REVID(i915);
int i;
for (i = 0; i < ARRAY_SIZE(fw_blobs) && p <= fw_blobs[i].p; i++) {
@ -154,35 +156,35 @@ __uc_fw_auto_select(struct intel_uc_fw *uc_fw, enum intel_platform p, u8 rev)
}
/* We don't want to enable GuC/HuC on pre-Gen11 by default */
if (i915_modparams.enable_guc == -1 && p < INTEL_ICELAKE)
if (i915->params.enable_guc == -1 && p < INTEL_ICELAKE)
uc_fw->path = NULL;
}
static const char *__override_guc_firmware_path(void)
static const char *__override_guc_firmware_path(struct drm_i915_private *i915)
{
if (i915_modparams.enable_guc & (ENABLE_GUC_SUBMISSION |
ENABLE_GUC_LOAD_HUC))
return i915_modparams.guc_firmware_path;
if (i915->params.enable_guc & (ENABLE_GUC_SUBMISSION |
ENABLE_GUC_LOAD_HUC))
return i915->params.guc_firmware_path;
return "";
}
static const char *__override_huc_firmware_path(void)
static const char *__override_huc_firmware_path(struct drm_i915_private *i915)
{
if (i915_modparams.enable_guc & ENABLE_GUC_LOAD_HUC)
return i915_modparams.huc_firmware_path;
if (i915->params.enable_guc & ENABLE_GUC_LOAD_HUC)
return i915->params.huc_firmware_path;
return "";
}
static void __uc_fw_user_override(struct intel_uc_fw *uc_fw)
static void __uc_fw_user_override(struct drm_i915_private *i915, struct intel_uc_fw *uc_fw)
{
const char *path = NULL;
switch (uc_fw->type) {
case INTEL_UC_FW_TYPE_GUC:
path = __override_guc_firmware_path();
path = __override_guc_firmware_path(i915);
break;
case INTEL_UC_FW_TYPE_HUC:
path = __override_huc_firmware_path();
path = __override_huc_firmware_path(i915);
break;
}
@ -216,10 +218,8 @@ void intel_uc_fw_init_early(struct intel_uc_fw *uc_fw,
uc_fw->type = type;
if (HAS_GT_UC(i915)) {
__uc_fw_auto_select(uc_fw,
INTEL_INFO(i915)->platform,
INTEL_REVID(i915));
__uc_fw_user_override(uc_fw);
__uc_fw_auto_select(i915, uc_fw);
__uc_fw_user_override(i915, uc_fw);
}
intel_uc_fw_change_status(uc_fw, uc_fw->path ? *uc_fw->path ?

2
drivers/gpu/drm/i915/i915_debugfs.c
View file

@ -64,7 +64,7 @@ static int i915_capabilities(struct seq_file *m, void *data)
intel_driver_caps_print(&i915->caps, &p);
kernel_param_lock(THIS_MODULE);
i915_params_dump(&i915_modparams, &p);
i915_params_dump(&i915->params, &p);
kernel_param_unlock(THIS_MODULE);
return 0;

7
drivers/gpu/drm/i915/i915_debugfs_params.c
View file

@ -138,9 +138,6 @@ static ssize_t i915_param_charp_write(struct file *file,
char **s = m->private;
char *new, *old;
/* FIXME: remove locking after params aren't the module params */
kernel_param_lock(THIS_MODULE);
old = *s;
new = strndup_user(ubuf, PAGE_SIZE);
if (IS_ERR(new)) {
@ -152,8 +149,6 @@ static ssize_t i915_param_charp_write(struct file *file,
kfree(old);
out:
kernel_param_unlock(THIS_MODULE);
return len;
}
@ -229,7 +224,7 @@ _i915_param_create_file(struct dentry *parent, const char *name,
struct dentry *i915_debugfs_params(struct drm_i915_private *i915)
{
struct drm_minor *minor = i915->drm.primary;
struct i915_params *params = &i915_modparams;
struct i915_params *params = &i915->params;
struct dentry *dir;
dir = debugfs_create_dir("i915_params", minor->debugfs_root);

9
drivers/gpu/drm/i915/i915_drv.c
View file

@ -500,6 +500,8 @@ static void i915_driver_late_release(struct drm_i915_private *dev_priv)
cpu_latency_qos_remove_request(&dev_priv->sb_qos);
mutex_destroy(&dev_priv->sb_lock);
i915_params_free(&dev_priv->params);
}
/**
@ -920,6 +922,9 @@ i915_driver_create(struct pci_dev *pdev, const struct pci_device_id *ent)
i915->drm.pdev = pdev;
pci_set_drvdata(pdev, i915);
/* Device parameters start as a copy of module parameters. */
i915_params_copy(&i915->params, &i915_modparams);
/* Setup the write-once "constant" device info */
device_info = mkwrite_device_info(i915);
memcpy(device_info, match_info, sizeof(*device_info));
@ -964,7 +969,7 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return PTR_ERR(i915);
/* Disable nuclear pageflip by default on pre-ILK */
if (!i915_modparams.nuclear_pageflip && match_info->gen < 5)
if (!i915->params.nuclear_pageflip && match_info->gen < 5)
i915->drm.driver_features &= ~DRIVER_ATOMIC;
/*
@ -974,7 +979,7 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
#if IS_ENABLED(CONFIG_DRM_I915_SELFTEST)
if (IS_ENABLED(CONFIG_DRM_I915_UNSTABLE_FAKE_LMEM)) {
if (INTEL_GEN(i915) >= 9 && i915_selftest.live < 0 &&
i915_modparams.fake_lmem_start) {
i915->params.fake_lmem_start) {
mkwrite_device_info(i915)->memory_regions =
REGION_SMEM | REGION_LMEM | REGION_STOLEN;
mkwrite_device_info(i915)->is_dgfx = true;

5
drivers/gpu/drm/i915/i915_drv.h
View file

@ -827,6 +827,9 @@ struct i915_selftest_stash {
struct drm_i915_private {
struct drm_device drm;
/* i915 device parameters */
struct i915_params params;
const struct intel_device_info __info; /* Use INTEL_INFO() to access. */
struct intel_runtime_info __runtime; /* Use RUNTIME_INFO() to access. */
struct intel_driver_caps caps;
@ -1688,7 +1691,7 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
/* Only valid when HAS_DISPLAY() is true */
#define INTEL_DISPLAY_ENABLED(dev_priv) \
(drm_WARN_ON(&(dev_priv)->drm, !HAS_DISPLAY(dev_priv)), !i915_modparams.disable_display)
(drm_WARN_ON(&(dev_priv)->drm, !HAS_DISPLAY(dev_priv)), !(dev_priv)->params.disable_display)
static inline bool intel_vtd_active(void)
{

2
drivers/gpu/drm/i915/i915_getparam.c
View file

@ -80,7 +80,7 @@ int i915_getparam_ioctl(struct drm_device *dev, void *data,
return -ENODEV;
break;
case I915_PARAM_HAS_GPU_RESET:
value = i915_modparams.enable_hangcheck &&
value = i915->params.enable_hangcheck &&
intel_has_gpu_reset(&i915->gt);
if (value && intel_has_reset_engine(&i915->gt))
value = 2;

4
drivers/gpu/drm/i915/i915_gpu_error.c
View file

@ -1698,7 +1698,7 @@ static void capture_gen(struct i915_gpu_coredump *error)
error->reset_count = i915_reset_count(&i915->gpu_error);
error->suspend_count = i915->suspend_count;
i915_params_copy(&error->params, &i915_modparams);
i915_params_copy(&error->params, &i915->params);
memcpy(&error->device_info,
INTEL_INFO(i915),
sizeof(error->device_info));
@ -1713,7 +1713,7 @@ i915_gpu_coredump_alloc(struct drm_i915_private *i915, gfp_t gfp)
{
struct i915_gpu_coredump *error;
if (!i915_modparams.error_capture)
if (!i915->params.error_capture)
return NULL;
error = kzalloc(sizeof(*error), gfp);

8
drivers/gpu/drm/i915/intel_gvt.c
View file

@ -66,7 +66,7 @@ static bool is_supported_device(struct drm_i915_private *dev_priv)
*/
void intel_gvt_sanitize_options(struct drm_i915_private *dev_priv)
{
if (!i915_modparams.enable_gvt)
if (!dev_priv->params.enable_gvt)
return;
if (intel_vgpu_active(dev_priv)) {
@ -82,7 +82,7 @@ void intel_gvt_sanitize_options(struct drm_i915_private *dev_priv)
return;
bail:
i915_modparams.enable_gvt = 0;
dev_priv->params.enable_gvt = 0;
}
/**
@ -102,7 +102,7 @@ int intel_gvt_init(struct drm_i915_private *dev_priv)
if (i915_inject_probe_failure(dev_priv))
return -ENODEV;
if (!i915_modparams.enable_gvt) {
if (!dev_priv->params.enable_gvt) {
drm_dbg(&dev_priv->drm,
"GVT-g is disabled by kernel params\n");
return 0;
@ -123,7 +123,7 @@ int intel_gvt_init(struct drm_i915_private *dev_priv)
return 0;
bail:
i915_modparams.enable_gvt = 0;
dev_priv->params.enable_gvt = 0;
return 0;
}

6
drivers/gpu/drm/i915/intel_region_lmem.c
View file

@ -76,7 +76,7 @@ region_lmem_init(struct intel_memory_region *mem)
{
int ret;
if (i915_modparams.fake_lmem_start) {
if (mem->i915->params.fake_lmem_start) {
ret = init_fake_lmem_bar(mem);
GEM_BUG_ON(ret);
}
@ -111,12 +111,12 @@ intel_setup_fake_lmem(struct drm_i915_private *i915)
resource_size_t start;
GEM_BUG_ON(i915_ggtt_has_aperture(&i915->ggtt));
GEM_BUG_ON(!i915_modparams.fake_lmem_start);
GEM_BUG_ON(!i915->params.fake_lmem_start);
/* Your mappable aperture belongs to me now! */
mappable_end = pci_resource_len(pdev, 2);
io_start = pci_resource_start(pdev, 2),
start = i915_modparams.fake_lmem_start;
start = i915->params.fake_lmem_start;
mem = intel_memory_region_create(i915,
start,

8
drivers/gpu/drm/i915/intel_uncore.c
View file

@ -1185,7 +1185,7 @@ __unclaimed_reg_debug(struct intel_uncore *uncore,
read ? "read from" : "write to",
i915_mmio_reg_offset(reg)))
/* Only report the first N failures */
i915_modparams.mmio_debug--;
uncore->i915->params.mmio_debug--;
}
static inline void
@ -1194,7 +1194,7 @@ unclaimed_reg_debug(struct intel_uncore *uncore,
const bool read,
const bool before)
{
if (likely(!i915_modparams.mmio_debug))
if (likely(!uncore->i915->params.mmio_debug))
return;
/* interrupts are disabled and re-enabled around uncore->lock usage */
@ -2093,12 +2093,12 @@ intel_uncore_arm_unclaimed_mmio_detection(struct intel_uncore *uncore)
goto out;
if (unlikely(check_for_unclaimed_mmio(uncore))) {
if (!i915_modparams.mmio_debug) {
if (!uncore->i915->params.mmio_debug) {
drm_dbg(&uncore->i915->drm,
"Unclaimed register detected, "
"enabling oneshot unclaimed register reporting. "
"Please use i915.mmio_debug=N for more information.\n");
i915_modparams.mmio_debug++;
uncore->i915->params.mmio_debug++;
}
uncore->debug->unclaimed_mmio_check--;
ret = true;