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Commit d03b64c8 authored by Suraj Kandpal's avatar Suraj Kandpal Committed by Animesh Manna
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drm/i915/vdsc: Add func to get no. of vdsc instances per pipe 

We have a function that gets us the total of the vdsc engines being
used but not the no. of vdsc instances being used by each pipe.

--v6
-Change function to static

--v7
-Shorten name to intel_dsc_get_vdsc_per_pipe
Signed-off-by: default avatarSuraj Kandpal <suraj.kandpal@intel.com>
Reviewed-by: default avatarAnkit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: default avatarAnimesh Manna <animesh.manna@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230828054300.560559-4-suraj.kandpal@intel.com
parent 611977c3
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Showing with 44 additions and 34 deletions
drivers/gpu/drm/i915/display/intel_vdsc.c
View file @ d03b64c8
......@@ -356,9 +356,14 @@ intel_dsc_power_domain(struct intel_crtc *crtc, enum transcoder cpu_transcoder)
return POWER_DOMAIN_TRANSCODER_VDSC_PW2;
}
static int intel_dsc_get_vdsc_per_pipe(const struct intel_crtc_state *crtc_state)
{
return crtc_state->dsc.dsc_split ? 2 : 1;
}
int intel_dsc_get_num_vdsc_instances(const struct intel_crtc_state *crtc_state)
{
int num_vdsc_instances = (crtc_state->dsc.dsc_split) ? 2 : 1;
int num_vdsc_instances = intel_dsc_get_vdsc_per_pipe(crtc_state);
if (crtc_state->bigjoiner_pipes)
num_vdsc_instances *= 2;
......@@ -378,6 +383,7 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
u32 rc_range_params_dword[8];
int i = 0;
int num_vdsc_instances = intel_dsc_get_num_vdsc_instances(crtc_state);
int vdsc_instances_per_pipe = intel_dsc_get_vdsc_per_pipe(crtc_state);
/* Populate PICTURE_PARAMETER_SET_0 registers */
pps_val = DSC_VER_MAJ | vdsc_cfg->dsc_version_minor <<
......@@ -407,14 +413,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv, DSCC_PICTURE_PARAMETER_SET_0,
pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_0(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_0(pipe),
pps_val);
......@@ -431,14 +437,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv, DSCC_PICTURE_PARAMETER_SET_1,
pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_1(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_1(pipe),
pps_val);
......@@ -456,14 +462,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv, DSCC_PICTURE_PARAMETER_SET_2,
pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_2(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_2(pipe),
pps_val);
......@@ -481,14 +487,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv, DSCC_PICTURE_PARAMETER_SET_3,
pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_3(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_3(pipe),
pps_val);
......@@ -506,14 +512,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv, DSCC_PICTURE_PARAMETER_SET_4,
pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_4(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_4(pipe),
pps_val);
......@@ -531,14 +537,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv, DSCC_PICTURE_PARAMETER_SET_5,
pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_5(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_5(pipe),
pps_val);
......@@ -558,14 +564,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv, DSCC_PICTURE_PARAMETER_SET_6,
pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_6(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_6(pipe),
pps_val);
......@@ -583,14 +589,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv, DSCC_PICTURE_PARAMETER_SET_7,
pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_7(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_7(pipe),
pps_val);
......@@ -608,14 +614,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv, DSCC_PICTURE_PARAMETER_SET_8,
pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_8(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_8(pipe),
pps_val);
......@@ -633,14 +639,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv, DSCC_PICTURE_PARAMETER_SET_9,
pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_9(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_9(pipe),
pps_val);
......@@ -660,14 +666,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
DSCC_PICTURE_PARAMETER_SET_10, pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_10(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_10(pipe),
pps_val);
......@@ -688,14 +694,14 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
* If 2 VDSC instances are needed, configure PPS for second
* VDSC
*/
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
DSCC_PICTURE_PARAMETER_SET_16, pps_val);
} else {
intel_de_write(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_16(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_16(pipe),
pps_val);
......@@ -709,7 +715,7 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
intel_de_write(dev_priv,
MTL_DSC0_PICTURE_PARAMETER_SET_17(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
MTL_DSC1_PICTURE_PARAMETER_SET_17(pipe),
pps_val);
......@@ -722,7 +728,7 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
intel_de_write(dev_priv,
MTL_DSC0_PICTURE_PARAMETER_SET_18(pipe),
pps_val);
if (crtc_state->dsc.dsc_split)
if (vdsc_instances_per_pipe > 1)
intel_de_write(dev_priv,
MTL_DSC1_PICTURE_PARAMETER_SET_18(pipe),
pps_val);
......@@ -746,7 +752,7 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
rc_buf_thresh_dword[2]);
intel_de_write(dev_priv, DSCA_RC_BUF_THRESH_1_UDW,
rc_buf_thresh_dword[3]);
if (crtc_state->dsc.dsc_split) {
if (vdsc_instances_per_pipe > 1) {
intel_de_write(dev_priv, DSCC_RC_BUF_THRESH_0,
rc_buf_thresh_dword[0]);
intel_de_write(dev_priv, DSCC_RC_BUF_THRESH_0_UDW,
......@@ -765,7 +771,7 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
rc_buf_thresh_dword[2]);
intel_de_write(dev_priv, ICL_DSC0_RC_BUF_THRESH_1_UDW(pipe),
rc_buf_thresh_dword[3]);
if (crtc_state->dsc.dsc_split) {
if (vdsc_instances_per_pipe > 1) {
intel_de_write(dev_priv,
ICL_DSC1_RC_BUF_THRESH_0(pipe),
rc_buf_thresh_dword[0]);
......@@ -811,7 +817,7 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
rc_range_params_dword[6]);
intel_de_write(dev_priv, DSCA_RC_RANGE_PARAMETERS_3_UDW,
rc_range_params_dword[7]);
if (crtc_state->dsc.dsc_split) {
if (vdsc_instances_per_pipe > 1) {
intel_de_write(dev_priv, DSCC_RC_RANGE_PARAMETERS_0,
rc_range_params_dword[0]);
intel_de_write(dev_priv,
......@@ -854,7 +860,7 @@ static void intel_dsc_pps_configure(const struct intel_crtc_state *crtc_state)
intel_de_write(dev_priv,
ICL_DSC0_RC_RANGE_PARAMETERS_3_UDW(pipe),
rc_range_params_dword[7]);
if (crtc_state->dsc.dsc_split) {
if (vdsc_instances_per_pipe > 1) {
intel_de_write(dev_priv,
ICL_DSC1_RC_RANGE_PARAMETERS_0(pipe),
rc_range_params_dword[0]);
......@@ -960,6 +966,7 @@ void intel_dsc_enable(const struct intel_crtc_state *crtc_state)
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
u32 dss_ctl1_val = 0;
u32 dss_ctl2_val = 0;
int vdsc_instances_per_pipe = intel_dsc_get_vdsc_per_pipe(crtc_state);
if (!crtc_state->dsc.compression_enable)
return;
......@@ -967,7 +974,7 @@ void intel_dsc_enable(const struct intel_crtc_state *crtc_state)
intel_dsc_pps_configure(crtc_state);
dss_ctl2_val |= LEFT_BRANCH_VDSC_ENABLE;
if (crtc_state->dsc.dsc_split) {
if (vdsc_instances_per_pipe > 1) {
dss_ctl2_val |= RIGHT_BRANCH_VDSC_ENABLE;
dss_ctl1_val |= JOINER_ENABLE;
}
......@@ -1003,6 +1010,7 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state)
enum intel_display_power_domain power_domain;
intel_wakeref_t wakeref;
u32 dss_ctl1, dss_ctl2, pps0 = 0, pps1 = 0, pps_temp0, pps_temp1;
int vdsc_instances_per_pipe;
if (!intel_dsc_source_support(crtc_state))
return;
......@@ -1025,10 +1033,12 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state)
/* FIXME: add more state readout as needed */
vdsc_instances_per_pipe = intel_dsc_get_vdsc_per_pipe(crtc_state);
/* PPS0 & PPS1 */
if (!is_pipe_dsc(crtc, cpu_transcoder)) {
pps1 = intel_de_read(dev_priv, DSCA_PICTURE_PARAMETER_SET_1);
if (crtc_state->dsc.dsc_split) {
if (vdsc_instances_per_pipe > 1) {
pps_temp1 = intel_de_read(dev_priv, DSCC_PICTURE_PARAMETER_SET_1);
drm_WARN_ON(&dev_priv->drm, pps1 != pps_temp1);
}
......@@ -1037,7 +1047,7 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state)
ICL_DSC0_PICTURE_PARAMETER_SET_0(pipe));
pps1 = intel_de_read(dev_priv,
ICL_DSC0_PICTURE_PARAMETER_SET_1(pipe));
if (crtc_state->dsc.dsc_split) {
if (vdsc_instances_per_pipe > 1) {
pps_temp0 = intel_de_read(dev_priv,
ICL_DSC1_PICTURE_PARAMETER_SET_0(pipe));
pps_temp1 = intel_de_read(dev_priv,
......
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