[PATCH i-g-t] lib/igt_kms: Add 6k resolution support for a single CRTC

Sharma, Swati2 swati2.sharma at intel.com
Tue Nov 12 11:41:51 UTC 2024


On 11-11-2024 09:16 pm, Jeevan B wrote:

> increase big_joiner limitation to 6k from 5k for display version
> greater than 30.
Also, specify Bspec no.
>
> Apart from lib following tests are modified:
> tests/intel/kms_pm_lpsp.c
> tests/kms_flip.c
> tests/kms_setmode.c
>
> Signed-off-by: Jeevan B <jeevan.b at intel.com>
> ---
>   lib/igt_kms.c             | 21 ++++++++++++++-------
>   lib/igt_kms.h             |  5 +++--
>   tests/intel/kms_pm_lpsp.c |  4 ++--
>   tests/kms_display_modes.c |  6 ++++++
>   tests/kms_flip.c          |  4 ++--
>   tests/kms_setmode.c       |  4 ++--
>   6 files changed, 29 insertions(+), 15 deletions(-)
>
> diff --git a/lib/igt_kms.c b/lib/igt_kms.c
> index 5d8096a17..f5bb488df 100644
> --- a/lib/igt_kms.c
> +++ b/lib/igt_kms.c
> @@ -6330,6 +6330,7 @@ int igt_get_max_dotclock(int fd)
>   
>   /**
>    * igt_bigjoiner_possible:
> + * @fd: drm file descriptor
>    * @mode: libdrm mode
>    * @max_dotclock: Max pixel clock frequency
>    *
> @@ -6338,9 +6339,13 @@ int igt_get_max_dotclock(int fd)
>    *
>    * Returns: True if mode requires Bigjoiner, else False.
>    */
> -bool igt_bigjoiner_possible(drmModeModeInfo *mode, int max_dotclock)
> +bool igt_bigjoiner_possible(int fd, drmModeModeInfo *mode, int max_dotclock)
>   {
> -	return (mode->hdisplay > MAX_HDISPLAY_PER_PIPE ||
> +	int max_hdisplay, dev_id;
> +	dev_id = intel_get_drm_devid(fd);
> +	max_hdisplay = (intel_display_ver(dev_id) >= 30) ? HDISPLAY_6K_PER_PIPE :
> +							   HDISPLAY_5K_PER_PIPE;
> +	return (mode->hdisplay > max_hdisplay ||
>   		mode->clock > max_dotclock);
>   }
>   
> @@ -6362,10 +6367,10 @@ bool bigjoiner_mode_found(int drm_fd, drmModeConnector *connector,
>   	bool found = false;
>   
>   	igt_sort_connector_modes(connector, sort_drm_modes_by_res_dsc);
> -	found = igt_bigjoiner_possible(&connector->modes[0], max_dotclock);
> +	found = igt_bigjoiner_possible(drm_fd, &connector->modes[0], max_dotclock);
>   	if (!found) {
>   		igt_sort_connector_modes(connector, sort_drm_modes_by_clk_dsc);
> -		found = igt_bigjoiner_possible(&connector->modes[0], max_dotclock);
> +		found = igt_bigjoiner_possible(drm_fd, &connector->modes[0], max_dotclock);
>   	}
>   	if (found)
>   		*mode = connector->modes[0];
> @@ -6384,7 +6389,7 @@ bool bigjoiner_mode_found(int drm_fd, drmModeConnector *connector,
>    */
>   bool igt_ultrajoiner_possible(drmModeModeInfo *mode, int max_dotclock)
>   {
> -	return (mode->hdisplay > 2 * MAX_HDISPLAY_PER_PIPE ||
> +	return (mode->hdisplay > 2 * HDISPLAY_5K_PER_PIPE ||
>   		mode->clock > 2 * max_dotclock);
>   }
>   
> @@ -6549,7 +6554,8 @@ bool igt_check_bigjoiner_support(igt_display_t *display)
>   	 *  - current & previous crtcs are consecutive
>   	 */
>   	for (i = 0; i < pipes_in_use; i++) {
> -		if (pipes[i].force_joiner || igt_bigjoiner_possible(pipes[i].mode, max_dotclock)) {
> +		if (pipes[i].force_joiner || igt_bigjoiner_possible(display->drm_fd, pipes[i].mode,
> +		    max_dotclock)) {
>   			igt_info("pipe-%s-%s: (Max dot-clock: %d KHz), force joiner: %s\n",
>   				 kmstest_pipe_name(pipes[i].idx),
>   				 igt_output_name(pipes[i].output),
> @@ -6576,7 +6582,8 @@ bool igt_check_bigjoiner_support(igt_display_t *display)
>   			}
>   		}
>   
> -		if ((i > 0) && (pipes[i - 1].force_joiner || igt_bigjoiner_possible(pipes[i - 1].mode, max_dotclock))) {
> +		if ((i > 0) && (pipes[i - 1].force_joiner || igt_bigjoiner_possible(display->drm_fd,
> +		    pipes[i - 1].mode, max_dotclock))) {
>   			igt_info("pipe-%s-%s: (Max dot-clock: %d KHz), force joiner: %s\n",
>   				 kmstest_pipe_name(pipes[i - 1].idx),
>   				 igt_output_name(pipes[i - 1].output),
> diff --git a/lib/igt_kms.h b/lib/igt_kms.h
> index bd154d1c1..a1d2b8632 100644
> --- a/lib/igt_kms.h
> +++ b/lib/igt_kms.h
> @@ -146,7 +146,8 @@ const char *kmstest_scaling_filter_str(int filter);
>   const char *kmstest_dsc_output_format_str(int output_format);
>   
>   void kmstest_dump_mode(drmModeModeInfo *mode);
> -#define MAX_HDISPLAY_PER_PIPE 5120
> +#define HDISPLAY_6K_PER_PIPE 6144
> +#define HDISPLAY_5K_PER_PIPE 5120
>   
>   int kmstest_get_pipe_from_crtc_id(int fd, int crtc_id);
>   void kmstest_set_vt_graphics_mode(void);
> @@ -1238,7 +1239,7 @@ void igt_sort_connector_modes(drmModeConnector *connector,
>   bool igt_max_bpc_constraint(igt_display_t *display, enum pipe pipe,
>   		igt_output_t *output, int bpc);
>   int igt_get_max_dotclock(int fd);
> -bool igt_bigjoiner_possible(drmModeModeInfo *mode, int max_dotclock);
> +bool igt_bigjoiner_possible(int fd, drmModeModeInfo *mode, int max_dotclock);
>   bool bigjoiner_mode_found(int drm_fd, drmModeConnector *connector,
>   			  int max_dotclock, drmModeModeInfo *mode);
>   bool igt_ultrajoiner_possible(drmModeModeInfo *mode, int max_dotclock);
> diff --git a/tests/intel/kms_pm_lpsp.c b/tests/intel/kms_pm_lpsp.c
> index 889da42de..74e9d799a 100644
> --- a/tests/intel/kms_pm_lpsp.c
> +++ b/tests/intel/kms_pm_lpsp.c
> @@ -166,11 +166,11 @@ static bool test_constraint(data_t *data)
>   	if (igt_check_force_joiner_status(data->drm_fd, data->output->name))
>   		return false;
>   
> -	if (igt_bigjoiner_possible(mode, max_dotclock)) {
> +	if (igt_bigjoiner_possible(data->drm_fd, mode, max_dotclock)) {
>   		for_each_connector_mode(data->output) {
>   			mode = &data->output->config.connector->modes[j__];
>   
> -			if (igt_bigjoiner_possible(mode, max_dotclock))
> +			if (igt_bigjoiner_possible(data->drm_fd, mode, max_dotclock))
>   				continue;
>   
>   			igt_output_override_mode(data->output, mode);
> diff --git a/tests/kms_display_modes.c b/tests/kms_display_modes.c
> index f1d8ab03d..0950cc483 100644
> --- a/tests/kms_display_modes.c
> +++ b/tests/kms_display_modes.c
> @@ -318,6 +318,12 @@ igt_main
>   		igt_display_require_output(&data.display);
>   
>   		for_each_connected_output(&data.display, output) {
> +			drmModeConnector *connector = output->config.connector;
> +			drmModeModeInfo mode;
> +			int max_dotclock = igt_get_max_dotclock(data.drm_fd);
> +
> +			igt_require_f(!bigjoiner_mode_found(data.drm_fd, connector, max_dotclock, &mode),
> +				      "Big Joiner Connector Found Unsupported Config\n");
>   			data.mst_output[count++] = output;
>   			if (output_is_dp_mst(&data, output, dp_mst_outputs))
>   				dp_mst_outputs++;
> diff --git a/tests/kms_flip.c b/tests/kms_flip.c
> index cbabbe74f..17da10e2e 100755
> --- a/tests/kms_flip.c
> +++ b/tests/kms_flip.c
> @@ -1756,11 +1756,11 @@ static void run_test_on_crtc_set(struct test_output *o, int *crtc_idxs,
>   				 o->kconnector[i - 1]->connector_type_id);
>   
>   		if (((igt_check_force_joiner_status(drm_fd, conn_name) ||
> -		      igt_bigjoiner_possible(&o->kmode[i], max_dotclock)) &&
> +		      igt_bigjoiner_possible(drm_fd, &o->kmode[i], max_dotclock)) &&
>   		     ((crtc_idxs[i] >= (total_crtcs - 1)) ||
>   		      ((i < (crtc_count - 1)) && (abs(crtc_idxs[i + 1] - crtc_idxs[i]) <= 1)))) ||
>   		    ((i > 0) && (igt_check_force_joiner_status(drm_fd, prev_conn_name) ||
> -				 igt_bigjoiner_possible(&o->kmode[i - 1], max_dotclock)) &&
> +				 igt_bigjoiner_possible(drm_fd, &o->kmode[i - 1], max_dotclock)) &&
>   		     (abs(crtc_idxs[i] - crtc_idxs[i - 1]) <= 1))) {
>   
>   			igt_debug("Combo: %s is not possible with selected mode(s).\n", test_name);
> diff --git a/tests/kms_setmode.c b/tests/kms_setmode.c
> index bc7b8fabb..d61cfeb9a 100644
> --- a/tests/kms_setmode.c
> +++ b/tests/kms_setmode.c
> @@ -736,11 +736,11 @@ static void test_one_combination(const struct test_config *tconf,
>   			 *   - current & previous crtcs are consecutive
>   			 */
>   			if (((igt_check_force_joiner_status(drm_fd, conn_name) ||
> -			      igt_bigjoiner_possible(&crtc->mode, max_dotclock)) &&
> +			      igt_bigjoiner_possible(drm_fd, &crtc->mode, max_dotclock)) &&
>   			     ((crtc->crtc_idx >= (tconf->resources->count_crtcs - 1)) ||
>   			      ((i < (crtc_count - 1)) && (abs(crtcs[i + 1].crtc_idx - crtc->crtc_idx) <= 1)))) ||
>   			    ((i > 0) && (igt_check_force_joiner_status(drm_fd, prev_conn_name) ||
> -					 igt_bigjoiner_possible(&crtc[i - 1].mode, max_dotclock)) &&
> +					 igt_bigjoiner_possible(drm_fd, &crtc[i - 1].mode, max_dotclock)) &&
>   			     (abs(crtc->crtc_idx - crtcs[i - 1].crtc_idx) <= 1))) {
>   				igt_info("Combo: %s is not possible with selected mode(s).\n", test_name);
>   				goto out;


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