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authorLinus Torvalds <torvalds@linux-foundation.org>2024-11-21 14:56:17 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2024-11-21 14:56:17 -0800
commit28eb75e178d389d325f1666e422bc13bbbb9804c (patch)
tree20417b4e798f98fc5687e80c1e0126afcf437c70 /drivers/gpu/drm/msm/dp/dp_aux.c
parent071b34dcf71523a559b6c39f5d21a268a9531b50 (diff)
parenta163b895077861598be48c1cf7f4a88413c28b22 (diff)
Merge tag 'drm-next-2024-11-21' of https://gitlab.freedesktop.org/drm/kernel
Pull drm updates from Dave Airlie: "There's a lot of rework, the panic helper support is being added to more drivers, v3d gets support for HW superpages, scheduler documentation, drm client and video aperture reworks, some new MAINTAINERS added, amdgpu has the usual lots of IP refactors, Intel has some Pantherlake enablement and xe is getting some SRIOV bits, but just lots of stuff everywhere. core: - split DSC helpers from DP helpers - clang build fixes for drm/mm test - drop simple pipeline support for gem vram - document submission error signaling - move drm_rect to drm core module from kms helper - add default client setup to most drivers - move to video aperture helpers instead of drm ones tests: - new framebuffer tests ttm: - remove swapped and pinned BOs from TTM lru panic: - fix uninit spinlock - add ABGR2101010 support bridge: - add TI TDP158 support - use standard PM OPS dma-fence: - use read_trylock instead of read_lock to help lockdep scheduler: - add errno to sched start to report different errors - add locking to drm_sched_entity_modify_sched - improve documentation xe: - add drm_line_printer - lots of refactoring - Enable Xe2 + PES disaggregation - add new ARL PCI ID - SRIOV development work - fix exec unnecessary implicit fence - define and parse OA sync props - forcewake refactoring i915: - Enable BMG/LNL ultra joiner - Enable 10bpx + CCS scanout on ICL+, fp16/CCS on TGL+ - use DSB for plane/color mgmt - Arrow lake PCI IDs - lots of i915/xe display refactoring - enable PXP GuC autoteardown - Pantherlake (PTL) Xe3 LPD display enablement - Allow fastset HDR infoframe changes - write DP source OUI for non-eDP sinks - share PCI IDs between i915 and xe amdgpu: - SDMA queue reset support - SMU 13.0.6, JPEG 4.0.3 updates - Initial runtime repartitioning support - rework IP structs for multiple IP instances - Fetch EDID from _DDC if available - SMU13 zero rpm user control - lots of fixes/cleanups amdkfd: - Increase event FIFO size - add topology cap flag for per queue reset msm: - DPU: - SA8775P support - (disabled by default) MSM8917, MSM8937, MSM8953 and MSM8996 support - Enable large framebuffer support - Drop MSM8998 and SDM845 - DP: - SA8775P support - GPU: - a7xx preemption support - Adreno A663 support ast: - warn about unsupported TX chips ivpu: - add coredump - add pantherlake support rockchip: - 4K@60Hz display enablement - generate pll programming tables panthor: - add timestamp query API - add realtime group priority - add fdinfo support etnaviv: - improve handling of DMA address limits - improve GPU hangcheck exynos: - Decon Exynos7870 support mediatek: - add OF graph support omap: - locking fixes bochs: - convert to gem/shmem from simpledrm v3d: - support big/super pages - add gemfs vc4: - BCM2712 support refactoring - add YUV444 format support udmabuf: - folio related fixes nouveau: - add panic support on nv50+" * tag 'drm-next-2024-11-21' of https://gitlab.freedesktop.org/drm/kernel: (1583 commits) drm/xe/guc: Fix dereference before NULL check drm/amd: Fix initialization mistake for NBIO 7.7.0 Revert "drm/amd/display: parse umc_info or vram_info based on ASIC" drm/amd/display: Fix failure to read vram info due to static BP_RESULT drm/amdgpu: enable GTT fallback handling for dGPUs only drm/amd/amdgpu: limit single process inside MES drm/fourcc: add AMD_FMT_MOD_TILE_GFX9_4K_D_X drm/amdgpu/mes12: correct kiq unmap latency drm/amdgpu: Support vcn and jpeg error info parsing drm/amd : Update MES API header file for v11 & v12 drm/amd/amdkfd: add/remove kfd queues on start/stop KFD scheduling drm/amdkfd: change kfd process kref count at creation drm/amdgpu: Cleanup shift coding style drm/amd/amdgpu: Increase MES log buffer to dump mes scratch data drm/amdgpu: Implement virt req_ras_err_count drm/amdgpu: VF Query RAS Caps from Host if supported drm/amdgpu: Add msg handlers for SRIOV RAS Telemetry drm/amdgpu: Update SRIOV Exchange Headers for RAS Telemetry Support drm/amd/display: 3.2.309 drm/amd/display: Adjust VSDB parser for replay feature ...
Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_aux.c')
-rw-r--r--drivers/gpu/drm/msm/dp/dp_aux.c148
1 files changed, 74 insertions, 74 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_aux.c b/drivers/gpu/drm/msm/dp/dp_aux.c
index 00dfafbebe0e..bc8d46abfc61 100644
--- a/drivers/gpu/drm/msm/dp/dp_aux.c
+++ b/drivers/gpu/drm/msm/dp/dp_aux.c
@@ -20,9 +20,9 @@ enum msm_dp_aux_err {
DP_AUX_ERR_PHY,
};
-struct dp_aux_private {
+struct msm_dp_aux_private {
struct device *dev;
- struct dp_catalog *catalog;
+ struct msm_dp_catalog *catalog;
struct phy *phy;
@@ -42,12 +42,12 @@ struct dp_aux_private {
u32 offset;
u32 segment;
- struct drm_dp_aux dp_aux;
+ struct drm_dp_aux msm_dp_aux;
};
#define MAX_AUX_RETRIES 5
-static ssize_t dp_aux_write(struct dp_aux_private *aux,
+static ssize_t msm_dp_aux_write(struct msm_dp_aux_private *aux,
struct drm_dp_aux_msg *msg)
{
u8 data[4];
@@ -88,11 +88,11 @@ static ssize_t dp_aux_write(struct dp_aux_private *aux,
/* index = 0, write */
if (i == 0)
reg |= DP_AUX_DATA_INDEX_WRITE;
- dp_catalog_aux_write_data(aux->catalog, reg);
+ msm_dp_catalog_aux_write_data(aux->catalog, reg);
}
- dp_catalog_aux_clear_trans(aux->catalog, false);
- dp_catalog_aux_clear_hw_interrupts(aux->catalog);
+ msm_dp_catalog_aux_clear_trans(aux->catalog, false);
+ msm_dp_catalog_aux_clear_hw_interrupts(aux->catalog);
reg = 0; /* Transaction number == 1 */
if (!aux->native) { /* i2c */
@@ -106,12 +106,12 @@ static ssize_t dp_aux_write(struct dp_aux_private *aux,
}
reg |= DP_AUX_TRANS_CTRL_GO;
- dp_catalog_aux_write_trans(aux->catalog, reg);
+ msm_dp_catalog_aux_write_trans(aux->catalog, reg);
return len;
}
-static ssize_t dp_aux_cmd_fifo_tx(struct dp_aux_private *aux,
+static ssize_t msm_dp_aux_cmd_fifo_tx(struct msm_dp_aux_private *aux,
struct drm_dp_aux_msg *msg)
{
ssize_t ret;
@@ -119,7 +119,7 @@ static ssize_t dp_aux_cmd_fifo_tx(struct dp_aux_private *aux,
reinit_completion(&aux->comp);
- ret = dp_aux_write(aux, msg);
+ ret = msm_dp_aux_write(aux, msg);
if (ret < 0)
return ret;
@@ -131,7 +131,7 @@ static ssize_t dp_aux_cmd_fifo_tx(struct dp_aux_private *aux,
return ret;
}
-static ssize_t dp_aux_cmd_fifo_rx(struct dp_aux_private *aux,
+static ssize_t msm_dp_aux_cmd_fifo_rx(struct msm_dp_aux_private *aux,
struct drm_dp_aux_msg *msg)
{
u32 data;
@@ -139,20 +139,20 @@ static ssize_t dp_aux_cmd_fifo_rx(struct dp_aux_private *aux,
u32 i, actual_i;
u32 len = msg->size;
- dp_catalog_aux_clear_trans(aux->catalog, true);
+ msm_dp_catalog_aux_clear_trans(aux->catalog, true);
data = DP_AUX_DATA_INDEX_WRITE; /* INDEX_WRITE */
data |= DP_AUX_DATA_READ; /* read */
- dp_catalog_aux_write_data(aux->catalog, data);
+ msm_dp_catalog_aux_write_data(aux->catalog, data);
dp = msg->buffer;
/* discard first byte */
- data = dp_catalog_aux_read_data(aux->catalog);
+ data = msm_dp_catalog_aux_read_data(aux->catalog);
for (i = 0; i < len; i++) {
- data = dp_catalog_aux_read_data(aux->catalog);
+ data = msm_dp_catalog_aux_read_data(aux->catalog);
*dp++ = (u8)((data >> DP_AUX_DATA_OFFSET) & 0xff);
actual_i = (data >> DP_AUX_DATA_INDEX_OFFSET) & 0xFF;
@@ -163,7 +163,7 @@ static ssize_t dp_aux_cmd_fifo_rx(struct dp_aux_private *aux,
return i;
}
-static void dp_aux_update_offset_and_segment(struct dp_aux_private *aux,
+static void msm_dp_aux_update_offset_and_segment(struct msm_dp_aux_private *aux,
struct drm_dp_aux_msg *input_msg)
{
u32 edid_address = 0x50;
@@ -185,7 +185,7 @@ static void dp_aux_update_offset_and_segment(struct dp_aux_private *aux,
}
/**
- * dp_aux_transfer_helper() - helper function for EDID read transactions
+ * msm_dp_aux_transfer_helper() - helper function for EDID read transactions
*
* @aux: DP AUX private structure
* @input_msg: input message from DRM upstream APIs
@@ -196,7 +196,7 @@ static void dp_aux_update_offset_and_segment(struct dp_aux_private *aux,
* This helper function is used to fix EDID reads for non-compliant
* sinks that do not handle the i2c middle-of-transaction flag correctly.
*/
-static void dp_aux_transfer_helper(struct dp_aux_private *aux,
+static void msm_dp_aux_transfer_helper(struct msm_dp_aux_private *aux,
struct drm_dp_aux_msg *input_msg,
bool send_seg)
{
@@ -238,7 +238,7 @@ static void dp_aux_transfer_helper(struct dp_aux_private *aux,
helper_msg.address = segment_address;
helper_msg.buffer = &aux->segment;
helper_msg.size = 1;
- dp_aux_cmd_fifo_tx(aux, &helper_msg);
+ msm_dp_aux_cmd_fifo_tx(aux, &helper_msg);
}
/*
@@ -252,7 +252,7 @@ static void dp_aux_transfer_helper(struct dp_aux_private *aux,
helper_msg.address = input_msg->address;
helper_msg.buffer = &aux->offset;
helper_msg.size = 1;
- dp_aux_cmd_fifo_tx(aux, &helper_msg);
+ msm_dp_aux_cmd_fifo_tx(aux, &helper_msg);
end:
aux->offset += message_size;
@@ -265,15 +265,15 @@ end:
* It will call aux_reset() function to reset the AUX channel,
* if the waiting is timeout.
*/
-static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux,
+static ssize_t msm_dp_aux_transfer(struct drm_dp_aux *msm_dp_aux,
struct drm_dp_aux_msg *msg)
{
ssize_t ret;
int const aux_cmd_native_max = 16;
int const aux_cmd_i2c_max = 128;
- struct dp_aux_private *aux;
+ struct msm_dp_aux_private *aux;
- aux = container_of(dp_aux, struct dp_aux_private, dp_aux);
+ aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux);
aux->native = msg->request & (DP_AUX_NATIVE_WRITE & DP_AUX_NATIVE_READ);
@@ -292,7 +292,7 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux,
return -EINVAL;
}
- ret = pm_runtime_resume_and_get(dp_aux->dev);
+ ret = pm_runtime_resume_and_get(msm_dp_aux->dev);
if (ret)
return ret;
@@ -313,8 +313,8 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux,
goto exit;
}
- dp_aux_update_offset_and_segment(aux, msg);
- dp_aux_transfer_helper(aux, msg, true);
+ msm_dp_aux_update_offset_and_segment(aux, msg);
+ msm_dp_aux_transfer_helper(aux, msg, true);
aux->read = msg->request & (DP_AUX_I2C_READ & DP_AUX_NATIVE_READ);
aux->cmd_busy = true;
@@ -327,7 +327,7 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux,
aux->no_send_stop = true;
}
- ret = dp_aux_cmd_fifo_tx(aux, msg);
+ ret = msm_dp_aux_cmd_fifo_tx(aux, msg);
if (ret < 0) {
if (aux->native) {
aux->retry_cnt++;
@@ -335,14 +335,14 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux,
phy_calibrate(aux->phy);
}
/* reset aux if link is in connected state */
- if (dp_catalog_link_is_connected(aux->catalog))
- dp_catalog_aux_reset(aux->catalog);
+ if (msm_dp_catalog_link_is_connected(aux->catalog))
+ msm_dp_catalog_aux_reset(aux->catalog);
} else {
aux->retry_cnt = 0;
switch (aux->aux_error_num) {
case DP_AUX_ERR_NONE:
if (aux->read)
- ret = dp_aux_cmd_fifo_rx(aux, msg);
+ ret = msm_dp_aux_cmd_fifo_rx(aux, msg);
msg->reply = aux->native ? DP_AUX_NATIVE_REPLY_ACK : DP_AUX_I2C_REPLY_ACK;
break;
case DP_AUX_ERR_DEFER:
@@ -364,24 +364,24 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux,
exit:
mutex_unlock(&aux->mutex);
- pm_runtime_put_sync(dp_aux->dev);
+ pm_runtime_put_sync(msm_dp_aux->dev);
return ret;
}
-irqreturn_t dp_aux_isr(struct drm_dp_aux *dp_aux)
+irqreturn_t msm_dp_aux_isr(struct drm_dp_aux *msm_dp_aux)
{
u32 isr;
- struct dp_aux_private *aux;
+ struct msm_dp_aux_private *aux;
- if (!dp_aux) {
+ if (!msm_dp_aux) {
DRM_ERROR("invalid input\n");
return IRQ_NONE;
}
- aux = container_of(dp_aux, struct dp_aux_private, dp_aux);
+ aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux);
- isr = dp_catalog_aux_get_irq(aux->catalog);
+ isr = msm_dp_catalog_aux_get_irq(aux->catalog);
/* no interrupts pending, return immediately */
if (!isr)
@@ -403,7 +403,7 @@ irqreturn_t dp_aux_isr(struct drm_dp_aux *dp_aux)
if (isr & DP_INTR_AUX_ERROR) {
aux->aux_error_num = DP_AUX_ERR_PHY;
- dp_catalog_aux_clear_hw_interrupts(aux->catalog);
+ msm_dp_catalog_aux_clear_hw_interrupts(aux->catalog);
} else if (isr & DP_INTR_NACK_DEFER) {
aux->aux_error_num = DP_AUX_ERR_NACK_DEFER;
} else if (isr & DP_INTR_WRONG_ADDR) {
@@ -429,68 +429,68 @@ irqreturn_t dp_aux_isr(struct drm_dp_aux *dp_aux)
return IRQ_HANDLED;
}
-void dp_aux_enable_xfers(struct drm_dp_aux *dp_aux, bool enabled)
+void msm_dp_aux_enable_xfers(struct drm_dp_aux *msm_dp_aux, bool enabled)
{
- struct dp_aux_private *aux;
+ struct msm_dp_aux_private *aux;
- aux = container_of(dp_aux, struct dp_aux_private, dp_aux);
+ aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux);
aux->enable_xfers = enabled;
}
-void dp_aux_reconfig(struct drm_dp_aux *dp_aux)
+void msm_dp_aux_reconfig(struct drm_dp_aux *msm_dp_aux)
{
- struct dp_aux_private *aux;
+ struct msm_dp_aux_private *aux;
- aux = container_of(dp_aux, struct dp_aux_private, dp_aux);
+ aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux);
phy_calibrate(aux->phy);
- dp_catalog_aux_reset(aux->catalog);
+ msm_dp_catalog_aux_reset(aux->catalog);
}
-void dp_aux_init(struct drm_dp_aux *dp_aux)
+void msm_dp_aux_init(struct drm_dp_aux *msm_dp_aux)
{
- struct dp_aux_private *aux;
+ struct msm_dp_aux_private *aux;
- if (!dp_aux) {
+ if (!msm_dp_aux) {
DRM_ERROR("invalid input\n");
return;
}
- aux = container_of(dp_aux, struct dp_aux_private, dp_aux);
+ aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux);
mutex_lock(&aux->mutex);
- dp_catalog_aux_enable(aux->catalog, true);
+ msm_dp_catalog_aux_enable(aux->catalog, true);
aux->retry_cnt = 0;
aux->initted = true;
mutex_unlock(&aux->mutex);
}
-void dp_aux_deinit(struct drm_dp_aux *dp_aux)
+void msm_dp_aux_deinit(struct drm_dp_aux *msm_dp_aux)
{
- struct dp_aux_private *aux;
+ struct msm_dp_aux_private *aux;
- aux = container_of(dp_aux, struct dp_aux_private, dp_aux);
+ aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux);
mutex_lock(&aux->mutex);
aux->initted = false;
- dp_catalog_aux_enable(aux->catalog, false);
+ msm_dp_catalog_aux_enable(aux->catalog, false);
mutex_unlock(&aux->mutex);
}
-int dp_aux_register(struct drm_dp_aux *dp_aux)
+int msm_dp_aux_register(struct drm_dp_aux *msm_dp_aux)
{
int ret;
- if (!dp_aux) {
+ if (!msm_dp_aux) {
DRM_ERROR("invalid input\n");
return -EINVAL;
}
- ret = drm_dp_aux_register(dp_aux);
+ ret = drm_dp_aux_register(msm_dp_aux);
if (ret) {
DRM_ERROR("%s: failed to register drm aux: %d\n", __func__,
ret);
@@ -500,34 +500,34 @@ int dp_aux_register(struct drm_dp_aux *dp_aux)
return 0;
}
-void dp_aux_unregister(struct drm_dp_aux *dp_aux)
+void msm_dp_aux_unregister(struct drm_dp_aux *msm_dp_aux)
{
- drm_dp_aux_unregister(dp_aux);
+ drm_dp_aux_unregister(msm_dp_aux);
}
-static int dp_wait_hpd_asserted(struct drm_dp_aux *dp_aux,
+static int msm_dp_wait_hpd_asserted(struct drm_dp_aux *msm_dp_aux,
unsigned long wait_us)
{
int ret;
- struct dp_aux_private *aux;
+ struct msm_dp_aux_private *aux;
- aux = container_of(dp_aux, struct dp_aux_private, dp_aux);
+ aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux);
ret = pm_runtime_resume_and_get(aux->dev);
if (ret)
return ret;
- ret = dp_catalog_aux_wait_for_hpd_connect_state(aux->catalog, wait_us);
+ ret = msm_dp_catalog_aux_wait_for_hpd_connect_state(aux->catalog, wait_us);
pm_runtime_put_sync(aux->dev);
return ret;
}
-struct drm_dp_aux *dp_aux_get(struct device *dev, struct dp_catalog *catalog,
+struct drm_dp_aux *msm_dp_aux_get(struct device *dev, struct msm_dp_catalog *catalog,
struct phy *phy,
bool is_edp)
{
- struct dp_aux_private *aux;
+ struct msm_dp_aux_private *aux;
if (!catalog) {
DRM_ERROR("invalid input\n");
@@ -553,23 +553,23 @@ struct drm_dp_aux *dp_aux_get(struct device *dev, struct dp_catalog *catalog,
* before registering AUX with the DRM device so that
* msm eDP panel can be detected by generic_dep_panel_probe().
*/
- aux->dp_aux.name = "dpu_dp_aux";
- aux->dp_aux.dev = dev;
- aux->dp_aux.transfer = dp_aux_transfer;
- aux->dp_aux.wait_hpd_asserted = dp_wait_hpd_asserted;
- drm_dp_aux_init(&aux->dp_aux);
+ aux->msm_dp_aux.name = "dpu_dp_aux";
+ aux->msm_dp_aux.dev = dev;
+ aux->msm_dp_aux.transfer = msm_dp_aux_transfer;
+ aux->msm_dp_aux.wait_hpd_asserted = msm_dp_wait_hpd_asserted;
+ drm_dp_aux_init(&aux->msm_dp_aux);
- return &aux->dp_aux;
+ return &aux->msm_dp_aux;
}
-void dp_aux_put(struct drm_dp_aux *dp_aux)
+void msm_dp_aux_put(struct drm_dp_aux *msm_dp_aux)
{
- struct dp_aux_private *aux;
+ struct msm_dp_aux_private *aux;
- if (!dp_aux)
+ if (!msm_dp_aux)
return;
- aux = container_of(dp_aux, struct dp_aux_private, dp_aux);
+ aux = container_of(msm_dp_aux, struct msm_dp_aux_private, msm_dp_aux);
mutex_destroy(&aux->mutex);