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drm fixes for 6.4-rc2

Browse Source 
dsc:
 - macro fixes
 
 simplefb:
 - fix VESA format
 
 scheduler:
 - Scheduler timeout handling fix.
 
 fbdev:
 - Prohibit potential out-of-bounds access in generic fbdev emulation.
 
 ast:
 - Improve AST2500+ compat on ARM.
 
 mipi-dsi:
 - Small mipi-dsi fix.
 
 amdgpu:
 - VCN3 fixes
 - APUs always support PCI atomics
 - Legacy power management fixes
 - DCN 3.1.4 fix
 - DCFCLK fix
 - Fix several RAS irq refcount mismatches
 - GPU Reset fix
 - GFX 11.0.4 fix
 
 i915:
 - Fix to taint kernel when force_probe is used
 - Null deref and div-by-zero fixes for display
 - GuC error capture fix for Xe devices
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Merge tag 'drm-fixes-2023-05-12' of git://anongit.freedesktop.org/drm/drm

Pull drm fixes from Dave Airlie:
 "About the usual for this stage, bunch of amdgpu, a few i915 and a
  scattering of fixes across the board"

  dsc:
   - macro fixes

  simplefb:
   - fix VESA format

  scheduler:
   - timeout handling fix

  fbdev:
   - avoid potential out-of-bounds access in generic fbdev emulation

  ast:
   - improve AST2500+ compat on ARM

  mipi-dsi:
   - small mipi-dsi fix

  amdgpu:
   - VCN3 fixes
   - APUs always support PCI atomics
   - legacy power management fixes
   - DCN 3.1.4 fix
   - DCFCLK fix
   - fix several RAS irq refcount mismatches
   - GPU Reset fix
   - GFX 11.0.4 fix

  i915:
   - taint kernel when force_probe is used
   - NULL deref and div-by-zero fixes for display
   - GuC error capture fix for Xe devices"

* tag 'drm-fixes-2023-05-12' of git://anongit.freedesktop.org/drm/drm: (24 commits)
  drm/amdgpu: change gfx 11.0.4 external_id range
  drm/amdgpu/jpeg: Remove harvest checking for JPEG3
  drm/amdgpu/gfx: disable gfx9 cp_ecc_error_irq only when enabling legacy gfx ras
  drm/amd/pm: avoid potential UBSAN issue on legacy asics
  drm/i915: taint kernel when force probing unsupported devices
  drm/i915/dp: prevent potential div-by-zero
  drm/i915: Fix NULL ptr deref by checking new_crtc_state
  drm/i915/guc: Don't capture Gen8 regs on Xe devices
  drm/amdgpu: disable sdma ecc irq only when sdma RAS is enabled in suspend
  drm/amdgpu: Fix vram recover doesn't work after whole GPU reset (v2)
  drm/amdgpu: drop gfx_v11_0_cp_ecc_error_irq_funcs
  drm/amd/display: Enforce 60us prefetch for 200Mhz DCFCLK modes
  drm/amd/display: Add symclk workaround during disable link output
  drm/amd/pm: parse pp_handle under appropriate conditions
  drm/amdgpu: set gfx9 onwards APU atomics support to be true
  drm/amdgpu/nv: update VCN 3 max HEVC encoding resolution
  drm/sched: Check scheduler work queue before calling timeout handling
  drm/mipi-dsi: Set the fwnode for mipi_dsi_device
  drm/nouveau/disp: More DP_RECEIVER_CAP_SIZE array fixes
  drm/dsc: fix DP_DSC_MAX_BPP_DELTA_* macro values
  ...
This commit is contained in:
Linus Torvalds 2023-05-11 16:56:58 -05:00
commit cc3c44c9fd
29 changed files with 188 additions and 100 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/firmware/sysfb_simplefb.c
View File

@ -51,7 +51,8 @@ __init bool sysfb_parse_mode(const struct screen_info *si,
*
* It's not easily possible to fix this in struct screen_info,
* as this could break UAPI. The best solution is to compute
* bits_per_pixel here and ignore lfb_depth. In the loop below,
* bits_per_pixel from the color bits, reserved bits and
* reported lfb_depth, whichever is highest. In the loop below,
* ignore simplefb formats with alpha bits, as EFI and VESA
* don't specify alpha channels.
*/
@ -60,6 +61,7 @@ __init bool sysfb_parse_mode(const struct screen_info *si,
si->green_size + si->green_pos,
si->blue_size + si->blue_pos),
si->rsvd_size + si->rsvd_pos);
bits_per_pixel = max_t(u32, bits_per_pixel, si->lfb_depth);
} else {
bits_per_pixel = si->lfb_depth;
}

12
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
View File

@ -3757,6 +3757,12 @@ int amdgpu_device_init(struct amdgpu_device *adev,
adev->have_atomics_support = ((struct amd_sriov_msg_pf2vf_info *)
adev->virt.fw_reserve.p_pf2vf)->pcie_atomic_ops_support_flags ==
(PCI_EXP_DEVCAP2_ATOMIC_COMP32 | PCI_EXP_DEVCAP2_ATOMIC_COMP64);
/* APUs w/ gfx9 onwards doesn't reply on PCIe atomics, rather it is a
* internal path natively support atomics, set have_atomics_support to true.
*/
else if ((adev->flags & AMD_IS_APU) &&
(adev->ip_versions[GC_HWIP][0] > IP_VERSION(9, 0, 0)))
adev->have_atomics_support = true;
else
adev->have_atomics_support =
!pci_enable_atomic_ops_to_root(adev->pdev,
@ -4506,7 +4512,11 @@ static int amdgpu_device_recover_vram(struct amdgpu_device *adev)
dev_info(adev->dev, "recover vram bo from shadow start\n");
mutex_lock(&adev->shadow_list_lock);
list_for_each_entry(vmbo, &adev->shadow_list, shadow_list) {
shadow = &vmbo->bo;
/* If vm is compute context or adev is APU, shadow will be NULL */
if (!vmbo->shadow)
continue;
shadow = vmbo->shadow;
/* No need to recover an evicted BO */
if (shadow->tbo.resource->mem_type != TTM_PL_TT ||
shadow->tbo.resource->start == AMDGPU_BO_INVALID_OFFSET ||

8
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
View File

@ -687,9 +687,11 @@ int amdgpu_gfx_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *r
if (r)
return r;
r = amdgpu_irq_get(adev, &adev->gfx.cp_ecc_error_irq, 0);
if (r)
goto late_fini;
if (adev->gfx.cp_ecc_error_irq.funcs) {
r = amdgpu_irq_get(adev, &adev->gfx.cp_ecc_error_irq, 0);
if (r)
goto late_fini;
}
} else {
amdgpu_ras_feature_enable_on_boot(adev, ras_block, 0);
}

46
drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
View File

@ -1315,13 +1315,6 @@ static int gfx_v11_0_sw_init(void *handle)
if (r)
return r;
/* ECC error */
r = amdgpu_irq_add_id(adev, SOC21_IH_CLIENTID_GRBM_CP,
GFX_11_0_0__SRCID__CP_ECC_ERROR,
&adev->gfx.cp_ecc_error_irq);
if (r)
return r;
/* FED error */
r = amdgpu_irq_add_id(adev, SOC21_IH_CLIENTID_GFX,
GFX_11_0_0__SRCID__RLC_GC_FED_INTERRUPT,
@ -4444,7 +4437,6 @@ static int gfx_v11_0_hw_fini(void *handle)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int r;
amdgpu_irq_put(adev, &adev->gfx.cp_ecc_error_irq, 0);
amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0);
amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0);
@ -5897,36 +5889,6 @@ static void gfx_v11_0_set_compute_eop_interrupt_state(struct amdgpu_device *adev
}
}
#define CP_ME1_PIPE_INST_ADDR_INTERVAL 0x1
#define SET_ECC_ME_PIPE_STATE(reg_addr, state) \
do { \
uint32_t tmp = RREG32_SOC15_IP(GC, reg_addr); \
tmp = REG_SET_FIELD(tmp, CP_ME1_PIPE0_INT_CNTL, CP_ECC_ERROR_INT_ENABLE, state); \
WREG32_SOC15_IP(GC, reg_addr, tmp); \
} while (0)
static int gfx_v11_0_set_cp_ecc_error_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
unsigned type,
enum amdgpu_interrupt_state state)
{
uint32_t ecc_irq_state = 0;
uint32_t pipe0_int_cntl_addr = 0;
int i = 0;
ecc_irq_state = (state == AMDGPU_IRQ_STATE_ENABLE) ? 1 : 0;
pipe0_int_cntl_addr = SOC15_REG_OFFSET(GC, 0, regCP_ME1_PIPE0_INT_CNTL);
WREG32_FIELD15_PREREG(GC, 0, CP_INT_CNTL_RING0, CP_ECC_ERROR_INT_ENABLE, ecc_irq_state);
for (i = 0; i < adev->gfx.mec.num_pipe_per_mec; i++)
SET_ECC_ME_PIPE_STATE(pipe0_int_cntl_addr + i * CP_ME1_PIPE_INST_ADDR_INTERVAL,
ecc_irq_state);
return 0;
}
static int gfx_v11_0_set_eop_interrupt_state(struct amdgpu_device *adev,
struct amdgpu_irq_src *src,
unsigned type,
@ -6341,11 +6303,6 @@ static const struct amdgpu_irq_src_funcs gfx_v11_0_priv_inst_irq_funcs = {
.process = gfx_v11_0_priv_inst_irq,
};
static const struct amdgpu_irq_src_funcs gfx_v11_0_cp_ecc_error_irq_funcs = {
.set = gfx_v11_0_set_cp_ecc_error_state,
.process = amdgpu_gfx_cp_ecc_error_irq,
};
static const struct amdgpu_irq_src_funcs gfx_v11_0_rlc_gc_fed_irq_funcs = {
.process = gfx_v11_0_rlc_gc_fed_irq,
};
@ -6361,9 +6318,6 @@ static void gfx_v11_0_set_irq_funcs(struct amdgpu_device *adev)
adev->gfx.priv_inst_irq.num_types = 1;
adev->gfx.priv_inst_irq.funcs = &gfx_v11_0_priv_inst_irq_funcs;
adev->gfx.cp_ecc_error_irq.num_types = 1; /* CP ECC error */
adev->gfx.cp_ecc_error_irq.funcs = &gfx_v11_0_cp_ecc_error_irq_funcs;
adev->gfx.rlc_gc_fed_irq.num_types = 1; /* 0x80 FED error */
adev->gfx.rlc_gc_fed_irq.funcs = &gfx_v11_0_rlc_gc_fed_irq_funcs;

3
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
View File

@ -3764,7 +3764,8 @@ static int gfx_v9_0_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
amdgpu_irq_put(adev, &adev->gfx.cp_ecc_error_irq, 0);
if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX))
amdgpu_irq_put(adev, &adev->gfx.cp_ecc_error_irq, 0);
amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0);
amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0);

1
drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c
View File

@ -54,6 +54,7 @@ static int jpeg_v3_0_early_init(void *handle)
switch (adev->ip_versions[UVD_HWIP][0]) {
case IP_VERSION(3, 1, 1):
case IP_VERSION(3, 1, 2):
break;
default:
harvest = RREG32_SOC15(JPEG, 0, mmCC_UVD_HARVESTING);

22
drivers/gpu/drm/amd/amdgpu/nv.c
View File

@ -98,6 +98,16 @@ static const struct amdgpu_video_codecs nv_video_codecs_decode =
};
/* Sienna Cichlid */
static const struct amdgpu_video_codec_info sc_video_codecs_encode_array[] = {
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2160, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 7680, 4352, 0)},
};
static const struct amdgpu_video_codecs sc_video_codecs_encode = {
.codec_count = ARRAY_SIZE(sc_video_codecs_encode_array),
.codec_array = sc_video_codecs_encode_array,
};
static const struct amdgpu_video_codec_info sc_video_codecs_decode_array_vcn0[] =
{
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
@ -136,8 +146,8 @@ static const struct amdgpu_video_codecs sc_video_codecs_decode_vcn1 =
/* SRIOV Sienna Cichlid, not const since data is controlled by host */
static struct amdgpu_video_codec_info sriov_sc_video_codecs_encode_array[] =
{
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2160, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 7680, 4352, 0)},
};
static struct amdgpu_video_codec_info sriov_sc_video_codecs_decode_array_vcn0[] =
@ -237,12 +247,12 @@ static int nv_query_video_codecs(struct amdgpu_device *adev, bool encode,
} else {
if (adev->vcn.harvest_config & AMDGPU_VCN_HARVEST_VCN0) {
if (encode)
*codecs = &nv_video_codecs_encode;
*codecs = &sc_video_codecs_encode;
else
*codecs = &sc_video_codecs_decode_vcn1;
} else {
if (encode)
*codecs = &nv_video_codecs_encode;
*codecs = &sc_video_codecs_encode;
else
*codecs = &sc_video_codecs_decode_vcn0;
}
@ -251,14 +261,14 @@ static int nv_query_video_codecs(struct amdgpu_device *adev, bool encode,
case IP_VERSION(3, 0, 16):
case IP_VERSION(3, 0, 2):
if (encode)
*codecs = &nv_video_codecs_encode;
*codecs = &sc_video_codecs_encode;
else
*codecs = &sc_video_codecs_decode_vcn0;
return 0;
case IP_VERSION(3, 1, 1):
case IP_VERSION(3, 1, 2):
if (encode)
*codecs = &nv_video_codecs_encode;
*codecs = &sc_video_codecs_encode;
else
*codecs = &yc_video_codecs_decode;
return 0;

8
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
View File

@ -1917,9 +1917,11 @@ static int sdma_v4_0_hw_fini(void *handle)
return 0;
}
for (i = 0; i < adev->sdma.num_instances; i++) {
amdgpu_irq_put(adev, &adev->sdma.ecc_irq,
AMDGPU_SDMA_IRQ_INSTANCE0 + i);
if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__SDMA)) {
for (i = 0; i < adev->sdma.num_instances; i++) {
amdgpu_irq_put(adev, &adev->sdma.ecc_irq,
AMDGPU_SDMA_IRQ_INSTANCE0 + i);
}
}
sdma_v4_0_ctx_switch_enable(adev, false);

2
drivers/gpu/drm/amd/amdgpu/soc21.c
View File

@ -711,7 +711,7 @@ static int soc21_common_early_init(void *handle)
AMD_PG_SUPPORT_VCN_DPG |
AMD_PG_SUPPORT_GFX_PG |
AMD_PG_SUPPORT_JPEG;
adev->external_rev_id = adev->rev_id + 0x1;
adev->external_rev_id = adev->rev_id + 0x80;
break;
default:

65
drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.c
View File

@ -423,3 +423,68 @@ void dcn314_hubp_pg_control(struct dce_hwseq *hws, unsigned int hubp_inst, bool
PERF_TRACE();
}
static void apply_symclk_on_tx_off_wa(struct dc_link *link)
{
/* There are use cases where SYMCLK is referenced by OTG. For instance
* for TMDS signal, OTG relies SYMCLK even if TX video output is off.
* However current link interface will power off PHY when disabling link
* output. This will turn off SYMCLK generated by PHY. The workaround is
* to identify such case where SYMCLK is still in use by OTG when we
* power off PHY. When this is detected, we will temporarily power PHY
* back on and move PHY's SYMCLK state to SYMCLK_ON_TX_OFF by calling
* program_pix_clk interface. When OTG is disabled, we will then power
* off PHY by calling disable link output again.
*
* In future dcn generations, we plan to rework transmitter control
* interface so that we could have an option to set SYMCLK ON TX OFF
* state in one step without this workaround
*/
struct dc *dc = link->ctx->dc;
struct pipe_ctx *pipe_ctx = NULL;
uint8_t i;
if (link->phy_state.symclk_ref_cnts.otg > 0) {
for (i = 0; i < MAX_PIPES; i++) {
pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i];
if (pipe_ctx->stream && pipe_ctx->stream->link == link && pipe_ctx->top_pipe == NULL) {
pipe_ctx->clock_source->funcs->program_pix_clk(
pipe_ctx->clock_source,
&pipe_ctx->stream_res.pix_clk_params,
dc->link_srv->dp_get_encoding_format(
&pipe_ctx->link_config.dp_link_settings),
&pipe_ctx->pll_settings);
link->phy_state.symclk_state = SYMCLK_ON_TX_OFF;
break;
}
}
}
}
void dcn314_disable_link_output(struct dc_link *link,
const struct link_resource *link_res,
enum signal_type signal)
{
struct dc *dc = link->ctx->dc;
const struct link_hwss *link_hwss = get_link_hwss(link, link_res);
struct dmcu *dmcu = dc->res_pool->dmcu;
if (signal == SIGNAL_TYPE_EDP &&
link->dc->hwss.edp_backlight_control)
link->dc->hwss.edp_backlight_control(link, false);
else if (dmcu != NULL && dmcu->funcs->lock_phy)
dmcu->funcs->lock_phy(dmcu);
link_hwss->disable_link_output(link, link_res, signal);
link->phy_state.symclk_state = SYMCLK_OFF_TX_OFF;
/*
* Add the logic to extract BOTH power up and power down sequences
* from enable/disable link output and only call edp panel control
* in enable_link_dp and disable_link_dp once.
*/
if (dmcu != NULL && dmcu->funcs->lock_phy)
dmcu->funcs->unlock_phy(dmcu);
dc->link_srv->dp_trace_source_sequence(link, DPCD_SOURCE_SEQ_AFTER_DISABLE_LINK_PHY);
apply_symclk_on_tx_off_wa(link);
}

2
drivers/gpu/drm/amd/display/dc/dcn314/dcn314_hwseq.h
View File

@ -45,4 +45,6 @@ void dcn314_hubp_pg_control(struct dce_hwseq *hws, unsigned int hubp_inst, bool
void dcn314_dpp_root_clock_control(struct dce_hwseq *hws, unsigned int dpp_inst, bool clock_on);
void dcn314_disable_link_output(struct dc_link *link, const struct link_resource *link_res, enum signal_type signal);
#endif /* __DC_HWSS_DCN314_H__ */

2
drivers/gpu/drm/amd/display/dc/dcn314/dcn314_init.c
View File

@ -105,7 +105,7 @@ static const struct hw_sequencer_funcs dcn314_funcs = {
.enable_lvds_link_output = dce110_enable_lvds_link_output,
.enable_tmds_link_output = dce110_enable_tmds_link_output,
.enable_dp_link_output = dce110_enable_dp_link_output,
.disable_link_output = dce110_disable_link_output,
.disable_link_output = dcn314_disable_link_output,
.z10_restore = dcn31_z10_restore,
.z10_save_init = dcn31_z10_save_init,
.set_disp_pattern_generator = dcn30_set_disp_pattern_generator,

5
drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c
View File

@ -810,7 +810,8 @@ static void DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerforman
v->SwathHeightY[k],
v->SwathHeightC[k],
TWait,
v->DRAMSpeedPerState[mode_lib->vba.VoltageLevel] <= MEM_STROBE_FREQ_MHZ ?
(v->DRAMSpeedPerState[mode_lib->vba.VoltageLevel] <= MEM_STROBE_FREQ_MHZ ||
v->DCFCLKPerState[mode_lib->vba.VoltageLevel] <= MIN_DCFCLK_FREQ_MHZ) ?
mode_lib->vba.ip.min_prefetch_in_strobe_us : 0,
/* Output */
&v->DSTXAfterScaler[k],
@ -3310,7 +3311,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
v->swath_width_chroma_ub_this_state[k],
v->SwathHeightYThisState[k],
v->SwathHeightCThisState[k], v->TWait,
v->DRAMSpeedPerState[i] <= MEM_STROBE_FREQ_MHZ ?
(v->DRAMSpeedPerState[i] <= MEM_STROBE_FREQ_MHZ || v->DCFCLKState[i][j] <= MIN_DCFCLK_FREQ_MHZ) ?
mode_lib->vba.ip.min_prefetch_in_strobe_us : 0,
/* Output */

1
drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.h
View File

@ -53,6 +53,7 @@
#define BPP_BLENDED_PIPE 0xffffffff
#define MEM_STROBE_FREQ_MHZ 1600
#define MIN_DCFCLK_FREQ_MHZ 200
#define MEM_STROBE_MAX_DELIVERY_TIME_US 60.0
struct display_mode_lib;

25
drivers/gpu/drm/amd/pm/amdgpu_dpm.c
View File

@ -36,6 +36,8 @@
#define amdgpu_dpm_enable_bapm(adev, e) \
((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e)))
#define amdgpu_dpm_is_legacy_dpm(adev) ((adev)->powerplay.pp_handle == (adev))
int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low)
{
const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
@ -1460,15 +1462,24 @@ int amdgpu_dpm_get_smu_prv_buf_details(struct amdgpu_device *adev,
int amdgpu_dpm_is_overdrive_supported(struct amdgpu_device *adev)
{
struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
struct smu_context *smu = adev->powerplay.pp_handle;
if (is_support_sw_smu(adev)) {
struct smu_context *smu = adev->powerplay.pp_handle;
if ((is_support_sw_smu(adev) && smu->od_enabled) ||
(is_support_sw_smu(adev) && smu->is_apu) ||
(!is_support_sw_smu(adev) && hwmgr->od_enabled))
return true;
return (smu->od_enabled || smu->is_apu);
} else {
struct pp_hwmgr *hwmgr;
return false;
/*
* dpm on some legacy asics don't carry od_enabled member
* as its pp_handle is casted directly from adev.
*/
if (amdgpu_dpm_is_legacy_dpm(adev))
return false;
hwmgr = (struct pp_hwmgr *)adev->powerplay.pp_handle;
return hwmgr->od_enabled;
}
}
int amdgpu_dpm_set_pp_table(struct amdgpu_device *adev,

9
drivers/gpu/drm/ast/ast_main.c
View File

@ -425,11 +425,12 @@ struct ast_device *ast_device_create(const struct drm_driver *drv,
return ERR_PTR(-EIO);
/*
* If we don't have IO space at all, use MMIO now and
* assume the chip has MMIO enabled by default (rev 0x20
* and higher).
* After AST2500, MMIO is enabled by default, and it should be adopted
* to be compatible with Arm.
*/
if (!(pci_resource_flags(pdev, 2) & IORESOURCE_IO)) {
if (pdev->revision >= 0x40) {
ast->ioregs = ast->regs + AST_IO_MM_OFFSET;
} else if (!(pci_resource_flags(pdev, 2) & IORESOURCE_IO)) {
drm_info(dev, "platform has no IO space, trying MMIO\n");
ast->ioregs = ast->regs + AST_IO_MM_OFFSET;
}

16
drivers/gpu/drm/drm_fb_helper.c
View File

@ -641,19 +641,27 @@ static void drm_fb_helper_damage(struct drm_fb_helper *helper, u32 x, u32 y,
static void drm_fb_helper_memory_range_to_clip(struct fb_info *info, off_t off, size_t len,
struct drm_rect *clip)
{
u32 line_length = info->fix.line_length;
u32 fb_height = info->var.yres;
off_t end = off + len;
u32 x1 = 0;
u32 y1 = off / info->fix.line_length;
u32 y1 = off / line_length;
u32 x2 = info->var.xres;
u32 y2 = DIV_ROUND_UP(end, info->fix.line_length);
u32 y2 = DIV_ROUND_UP(end, line_length);
/* Don't allow any of them beyond the bottom bound of display area */
if (y1 > fb_height)
y1 = fb_height;
if (y2 > fb_height)
y2 = fb_height;
if ((y2 - y1) == 1) {
/*
* We've only written to a single scanline. Try to reduce
* the number of horizontal pixels that need an update.
*/
off_t bit_off = (off % info->fix.line_length) * 8;
off_t bit_end = (end % info->fix.line_length) * 8;
off_t bit_off = (off % line_length) * 8;
off_t bit_end = (end % line_length) * 8;
x1 = bit_off / info->var.bits_per_pixel;
x2 = DIV_ROUND_UP(bit_end, info->var.bits_per_pixel);

2
drivers/gpu/drm/drm_mipi_dsi.c
View File

@ -221,7 +221,7 @@ mipi_dsi_device_register_full(struct mipi_dsi_host *host,
return dsi;
}
dsi->dev.of_node = info->node;
device_set_node(&dsi->dev, of_fwnode_handle(info->node));
dsi->channel = info->channel;
strlcpy(dsi->name, info->type, sizeof(dsi->name));

12
drivers/gpu/drm/i915/Kconfig
View File

@ -62,10 +62,11 @@ config DRM_I915_FORCE_PROBE
This is the default value for the i915.force_probe module
parameter. Using the module parameter overrides this option.
Force probe the i915 for Intel graphics devices that are
recognized but not properly supported by this kernel version. It is
recommended to upgrade to a kernel version with proper support as soon
as it is available.
Force probe the i915 driver for Intel graphics devices that are
recognized but not properly supported by this kernel version. Force
probing an unsupported device taints the kernel. It is recommended to
upgrade to a kernel version with proper support as soon as it is
available.
It can also be used to block the probe of recognized and fully
supported devices.
@ -75,7 +76,8 @@ config DRM_I915_FORCE_PROBE
Use "<pci-id>[,<pci-id>,...]" to force probe the i915 for listed
devices. For example, "4500" or "4500,4571".
Use "*" to force probe the driver for all known devices.
Use "*" to force probe the driver for all known devices. Not
recommended.
Use "!" right before the ID to block the probe of the device. For
example, "4500,!4571" forces the probe of 4500 and blocks the probe of

4
drivers/gpu/drm/i915/display/intel_atomic_plane.c
View File

@ -1028,7 +1028,7 @@ intel_prepare_plane_fb(struct drm_plane *_plane,
int ret;
if (old_obj) {
const struct intel_crtc_state *crtc_state =
const struct intel_crtc_state *new_crtc_state =
intel_atomic_get_new_crtc_state(state,
to_intel_crtc(old_plane_state->hw.crtc));
@ -1043,7 +1043,7 @@ intel_prepare_plane_fb(struct drm_plane *_plane,
* This should only fail upon a hung GPU, in which case we
* can safely continue.
*/
if (intel_crtc_needs_modeset(crtc_state)) {
if (new_crtc_state && intel_crtc_needs_modeset(new_crtc_state)) {
ret = i915_sw_fence_await_reservation(&state->commit_ready,
old_obj->base.resv,
false, 0,

5
drivers/gpu/drm/i915/display/intel_dp.c
View File

@ -1601,6 +1601,11 @@ int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
pipe_config->dsc.slice_count =
drm_dp_dsc_sink_max_slice_count(intel_dp->dsc_dpcd,
true);
if (!pipe_config->dsc.slice_count) {
drm_dbg_kms(&dev_priv->drm, "Unsupported Slice Count %d\n",
pipe_config->dsc.slice_count);
return -EINVAL;
}
} else {
u16 dsc_max_output_bpp = 0;
u8 dsc_dp_slice_count;

7
drivers/gpu/drm/i915/gt/uc/intel_guc_capture.c
View File

@ -31,12 +31,14 @@
{ FORCEWAKE_MT, 0, 0, "FORCEWAKE" }
#define COMMON_GEN9BASE_GLOBAL \
{ GEN8_FAULT_TLB_DATA0, 0, 0, "GEN8_FAULT_TLB_DATA0" }, \
{ GEN8_FAULT_TLB_DATA1, 0, 0, "GEN8_FAULT_TLB_DATA1" }, \
{ ERROR_GEN6, 0, 0, "ERROR_GEN6" }, \
{ DONE_REG, 0, 0, "DONE_REG" }, \
{ HSW_GTT_CACHE_EN, 0, 0, "HSW_GTT_CACHE_EN" }
#define GEN9_GLOBAL \
{ GEN8_FAULT_TLB_DATA0, 0, 0, "GEN8_FAULT_TLB_DATA0" }, \
{ GEN8_FAULT_TLB_DATA1, 0, 0, "GEN8_FAULT_TLB_DATA1" }
#define COMMON_GEN12BASE_GLOBAL \
{ GEN12_FAULT_TLB_DATA0, 0, 0, "GEN12_FAULT_TLB_DATA0" }, \
{ GEN12_FAULT_TLB_DATA1, 0, 0, "GEN12_FAULT_TLB_DATA1" }, \
@ -142,6 +144,7 @@ static const struct __guc_mmio_reg_descr xe_lpd_gsc_inst_regs[] = {
static const struct __guc_mmio_reg_descr default_global_regs[] = {
COMMON_BASE_GLOBAL,
COMMON_GEN9BASE_GLOBAL,
GEN9_GLOBAL,
};
static const struct __guc_mmio_reg_descr default_rc_class_regs[] = {

6
drivers/gpu/drm/i915/i915_pci.c
View File

@ -1344,6 +1344,12 @@ static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return -ENODEV;
}
if (intel_info->require_force_probe) {
dev_info(&pdev->dev, "Force probing unsupported Device ID %04x, tainting kernel\n",
pdev->device);
add_taint(TAINT_USER, LOCKDEP_STILL_OK);
}
/* Only bind to function 0 of the device. Early generations
* used function 1 as a placeholder for multi-head. This causes
* us confusion instead, especially on the systems where both

4
drivers/gpu/drm/nouveau/include/nvif/if0012.h
View File

@ -2,6 +2,8 @@
#ifndef __NVIF_IF0012_H__
#define __NVIF_IF0012_H__
#include <drm/display/drm_dp.h>
union nvif_outp_args {
struct nvif_outp_v0 {
__u8 version;
@ -63,7 +65,7 @@ union nvif_outp_acquire_args {
__u8 hda;
__u8 mst;
__u8 pad04[4];
__u8 dpcd[16];
__u8 dpcd[DP_RECEIVER_CAP_SIZE];
} dp;
};
} v0;

3
drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h
View File

@ -3,6 +3,7 @@
#define __NVKM_DISP_OUTP_H__
#include "priv.h"
#include <drm/display/drm_dp.h>
#include <subdev/bios.h>
#include <subdev/bios/dcb.h>
#include <subdev/bios/dp.h>
@ -42,7 +43,7 @@ struct nvkm_outp {
bool aux_pwr_pu;
u8 lttpr[6];
u8 lttprs;
u8 dpcd[16];
u8 dpcd[DP_RECEIVER_CAP_SIZE];
struct {
int dpcd; /* -1, or index into SUPPORTED_LINK_RATES table */

2
drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
View File

@ -146,7 +146,7 @@ nvkm_uoutp_mthd_release(struct nvkm_outp *outp, void *argv, u32 argc)
}
static int
nvkm_uoutp_mthd_acquire_dp(struct nvkm_outp *outp, u8 dpcd[16],
nvkm_uoutp_mthd_acquire_dp(struct nvkm_outp *outp, u8 dpcd[DP_RECEIVER_CAP_SIZE],
u8 link_nr, u8 link_bw, bool hda, bool mst)
{
int ret;

2
drivers/gpu/drm/scheduler/sched_main.c
View File

@ -309,7 +309,7 @@ static void drm_sched_start_timeout(struct drm_gpu_scheduler *sched)
*/
void drm_sched_fault(struct drm_gpu_scheduler *sched)
{
if (sched->ready)
if (sched->timeout_wq)
mod_delayed_work(sched->timeout_wq, &sched->work_tdr, 0);
}
EXPORT_SYMBOL(drm_sched_fault);

5
include/drm/display/drm_dp.h
View File

@ -286,9 +286,8 @@
#define DP_DSC_MAX_BITS_PER_PIXEL_HI 0x068 /* eDP 1.4 */
# define DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK (0x3 << 0)
# define DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT 8
# define DP_DSC_MAX_BPP_DELTA_VERSION_MASK 0x06
# define DP_DSC_MAX_BPP_DELTA_AVAILABILITY 0x08
# define DP_DSC_MAX_BPP_DELTA_VERSION_MASK (0x3 << 5) /* eDP 1.5 & DP 2.0 */
# define DP_DSC_MAX_BPP_DELTA_AVAILABILITY (1 << 7) /* eDP 1.5 & DP 2.0 */
#define DP_DSC_DEC_COLOR_FORMAT_CAP 0x069
# define DP_DSC_RGB (1 << 0)

5
include/drm/display/drm_dp_helper.h
View File

@ -181,9 +181,8 @@ static inline u16
drm_edp_dsc_sink_output_bpp(const u8 dsc_dpcd[DP_DSC_RECEIVER_CAP_SIZE])
{
return dsc_dpcd[DP_DSC_MAX_BITS_PER_PIXEL_LOW - DP_DSC_SUPPORT] |
(dsc_dpcd[DP_DSC_MAX_BITS_PER_PIXEL_HI - DP_DSC_SUPPORT] &
DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK <<
DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT);
((dsc_dpcd[DP_DSC_MAX_BITS_PER_PIXEL_HI - DP_DSC_SUPPORT] &
DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK) << 8);
}
static inline u32