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path: root/drivers/gpu/drm/amd/display/dmub/src
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dmub/src')
-rw-r--r--drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c5
-rw-r--r--drivers/gpu/drm/amd/display/dmub/src/dmub_dcn35.c21
-rw-r--r--drivers/gpu/drm/amd/display/dmub/src/dmub_dcn401.c5
-rw-r--r--drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c13
4 files changed, 27 insertions, 17 deletions
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c
index a308bd604677..3f38db752b84 100644
--- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c
+++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn31.c
@@ -416,7 +416,7 @@ uint32_t dmub_dcn31_get_current_time(struct dmub_srv *dmub)
void dmub_dcn31_get_diagnostic_data(struct dmub_srv *dmub)
{
- uint32_t is_dmub_enabled, is_soft_reset, is_sec_reset;
+ uint32_t is_dmub_enabled, is_soft_reset, is_sec_reset, is_pwait;
uint32_t is_traceport_enabled, is_cw0_enabled, is_cw6_enabled;
struct dmub_timeout_info timeout = {0};
@@ -466,6 +466,9 @@ void dmub_dcn31_get_diagnostic_data(struct dmub_srv *dmub)
REG_GET(DMCUB_CNTL, DMCUB_ENABLE, &is_dmub_enabled);
dmub->debug.is_dmcub_enabled = is_dmub_enabled;
+ REG_GET(DMCUB_CNTL, DMCUB_PWAIT_MODE_STATUS, &is_pwait);
+ dmub->debug.is_pwait = is_pwait;
+
REG_GET(DMCUB_CNTL2, DMCUB_SOFT_RESET, &is_soft_reset);
dmub->debug.is_dmcub_soft_reset = is_soft_reset;
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn35.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn35.c
index 72a0f078cd1a..2228d62adc7e 100644
--- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn35.c
+++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn35.c
@@ -92,19 +92,15 @@ void dmub_dcn35_reset(struct dmub_srv *dmub)
uint32_t in_reset, is_enabled, scratch, i, pwait_mode;
REG_GET(DMCUB_CNTL2, DMCUB_SOFT_RESET, &in_reset);
+ REG_GET(DMCUB_CNTL, DMCUB_ENABLE, &is_enabled);
- if (in_reset == 0) {
+ if (in_reset == 0 && is_enabled != 0) {
cmd.bits.status = 1;
cmd.bits.command_code = DMUB_GPINT__STOP_FW;
cmd.bits.param = 0;
dmub->hw_funcs.set_gpint(dmub, cmd);
- /**
- * Timeout covers both the ACK and the wait
- * for remaining work to finish.
- */
-
for (i = 0; i < timeout; ++i) {
if (dmub->hw_funcs.is_gpint_acked(dmub, cmd))
break;
@@ -130,11 +126,9 @@ void dmub_dcn35_reset(struct dmub_srv *dmub)
/* Force reset in case we timed out, DMCUB is likely hung. */
}
- REG_GET(DMCUB_CNTL, DMCUB_ENABLE, &is_enabled);
-
if (is_enabled) {
REG_UPDATE(DMCUB_CNTL2, DMCUB_SOFT_RESET, 1);
- REG_UPDATE(MMHUBBUB_SOFT_RESET, DMUIF_SOFT_RESET, 1);
+ udelay(1);
REG_UPDATE(DMCUB_CNTL, DMCUB_ENABLE, 0);
}
@@ -160,11 +154,7 @@ void dmub_dcn35_reset_release(struct dmub_srv *dmub)
LONO_SOCCLK_GATE_DISABLE, 1,
LONO_DMCUBCLK_GATE_DISABLE, 1);
- REG_UPDATE(MMHUBBUB_SOFT_RESET, DMUIF_SOFT_RESET, 1);
- udelay(1);
REG_UPDATE_2(DMCUB_CNTL, DMCUB_ENABLE, 1, DMCUB_TRACEPORT_EN, 1);
- REG_UPDATE(DMCUB_CNTL2, DMCUB_SOFT_RESET, 1);
- udelay(1);
REG_UPDATE(MMHUBBUB_SOFT_RESET, DMUIF_SOFT_RESET, 0);
REG_UPDATE(DMCUB_CNTL2, DMCUB_SOFT_RESET, 0);
}
@@ -464,7 +454,7 @@ uint32_t dmub_dcn35_get_current_time(struct dmub_srv *dmub)
void dmub_dcn35_get_diagnostic_data(struct dmub_srv *dmub)
{
- uint32_t is_dmub_enabled, is_soft_reset;
+ uint32_t is_dmub_enabled, is_soft_reset, is_pwait;
uint32_t is_traceport_enabled, is_cw6_enabled;
struct dmub_timeout_info timeout = {0};
@@ -515,6 +505,9 @@ void dmub_dcn35_get_diagnostic_data(struct dmub_srv *dmub)
REG_GET(DMCUB_CNTL, DMCUB_ENABLE, &is_dmub_enabled);
dmub->debug.is_dmcub_enabled = is_dmub_enabled;
+ REG_GET(DMCUB_CNTL, DMCUB_PWAIT_MODE_STATUS, &is_pwait);
+ dmub->debug.is_pwait = is_pwait;
+
REG_GET(DMCUB_CNTL2, DMCUB_SOFT_RESET, &is_soft_reset);
dmub->debug.is_dmcub_soft_reset = is_soft_reset;
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn401.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn401.c
index 2575dbc448f7..b31adbd0d685 100644
--- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn401.c
+++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn401.c
@@ -413,7 +413,7 @@ uint32_t dmub_dcn401_get_current_time(struct dmub_srv *dmub)
void dmub_dcn401_get_diagnostic_data(struct dmub_srv *dmub)
{
- uint32_t is_dmub_enabled, is_soft_reset, is_sec_reset;
+ uint32_t is_dmub_enabled, is_soft_reset, is_sec_reset, is_pwait;
uint32_t is_traceport_enabled, is_cw0_enabled, is_cw6_enabled;
struct dmub_timeout_info timeout = {0};
@@ -464,6 +464,9 @@ void dmub_dcn401_get_diagnostic_data(struct dmub_srv *dmub)
REG_GET(DMCUB_CNTL, DMCUB_ENABLE, &is_dmub_enabled);
dmub->debug.is_dmcub_enabled = is_dmub_enabled;
+ REG_GET(DMCUB_CNTL, DMCUB_PWAIT_MODE_STATUS, &is_pwait);
+ dmub->debug.is_pwait = is_pwait;
+
REG_GET(DMCUB_CNTL2, DMCUB_SOFT_RESET, &is_soft_reset);
dmub->debug.is_dmcub_soft_reset = is_soft_reset;
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
index acca7943a8c8..b17a19400c06 100644
--- a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
+++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
@@ -65,6 +65,12 @@
/* Default scratch mem size. */
#define DMUB_SCRATCH_MEM_SIZE (1024)
+/* Default indirect buffer size. */
+#define DMUB_IB_MEM_SIZE (1280)
+
+/* Default LSDMA ring buffer size. */
+#define DMUB_LSDMA_RB_SIZE (64 * 1024)
+
/* Number of windows in use. */
#define DMUB_NUM_WINDOWS (DMUB_WINDOW_TOTAL)
/* Base addresses. */
@@ -559,7 +565,9 @@ enum dmub_status
window_sizes[DMUB_WINDOW_5_TRACEBUFF] = trace_buffer_size;
window_sizes[DMUB_WINDOW_6_FW_STATE] = fw_state_size;
window_sizes[DMUB_WINDOW_7_SCRATCH_MEM] = DMUB_SCRATCH_MEM_SIZE;
+ window_sizes[DMUB_WINDOW_IB_MEM] = DMUB_IB_MEM_SIZE;
window_sizes[DMUB_WINDOW_SHARED_STATE] = max(DMUB_FW_HEADER_SHARED_STATE_SIZE, shared_state_size);
+ window_sizes[DMUB_WINDOW_LSDMA_BUFFER] = DMUB_LSDMA_RB_SIZE;
out->fb_size =
dmub_srv_calc_regions_for_memory_type(params, out, window_sizes, DMUB_WINDOW_MEMORY_TYPE_FB);
@@ -645,6 +653,7 @@ enum dmub_status dmub_srv_hw_init(struct dmub_srv *dmub,
struct dmub_fb *tracebuff_fb = params->fb[DMUB_WINDOW_5_TRACEBUFF];
struct dmub_fb *fw_state_fb = params->fb[DMUB_WINDOW_6_FW_STATE];
struct dmub_fb *scratch_mem_fb = params->fb[DMUB_WINDOW_7_SCRATCH_MEM];
+ struct dmub_fb *ib_mem_gart = params->fb[DMUB_WINDOW_IB_MEM];
struct dmub_fb *shared_state_fb = params->fb[DMUB_WINDOW_SHARED_STATE];
struct dmub_rb_init_params rb_params, outbox0_rb_params;
@@ -655,7 +664,7 @@ enum dmub_status dmub_srv_hw_init(struct dmub_srv *dmub,
return DMUB_STATUS_INVALID;
if (!inst_fb || !stack_fb || !data_fb || !bios_fb || !mail_fb ||
- !tracebuff_fb || !fw_state_fb || !scratch_mem_fb) {
+ !tracebuff_fb || !fw_state_fb || !scratch_mem_fb || !ib_mem_gart) {
ASSERT(0);
return DMUB_STATUS_INVALID;
}
@@ -741,6 +750,8 @@ enum dmub_status dmub_srv_hw_init(struct dmub_srv *dmub,
dmub->scratch_mem_fb = *scratch_mem_fb;
+ dmub->ib_mem_gart = *ib_mem_gart;
+
if (dmub->hw_funcs.setup_windows)
dmub->hw_funcs.setup_windows(dmub, &cw2, &cw3, &cw4, &cw5, &cw6, &region6);
generated by cgit (git 2.34.1) at 2025-07-31 20:31:03 +0000