From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 140E489EAE for ; Wed, 10 Jun 2020 19:38:14 +0000 (UTC) From: Mohammed Khajapasha Date: Thu, 11 Jun 2020 01:07:24 +0530 Message-Id: <20200610193724.16436-2-mohammed.khajapasha@intel.com> In-Reply-To: <20200610193724.16436-1-mohammed.khajapasha@intel.com> References: <20200610193724.16436-1-mohammed.khajapasha@intel.com> MIME-Version: 1.0 Subject: [igt-dev] [[RFC] i-g-t 1/1] lib/igt_kms: Add support for display with non-contiguous pipes List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" To: igt-dev@lists.freedesktop.org List-ID: Add support for non-contiguous pipe display by allocating upper bound pipes array for display. Set the pipe enum name to igt pipe for enabled pipes in drm. Signed-off-by: Mohammed Khajapasha --- lib/igt_kms.c | 30 +++++++++++++++++++++++++----- lib/igt_kms.h | 13 ++++++++----- 2 files changed, 33 insertions(+), 10 deletions(-) diff --git a/lib/igt_kms.c b/lib/igt_kms.c index afef5939..2b1cf878 100644 --- a/lib/igt_kms.c +++ b/lib/igt_kms.c @@ -1921,10 +1921,26 @@ void igt_display_require(igt_display_t *display, int drm_fd) * We cache the number of pipes, that number is a physical limit of the * hardware and cannot change of time (for now, at least). */ - display->n_pipes = resources->count_crtcs; - display->pipes = calloc(sizeof(igt_pipe_t), display->n_pipes); + display->n_pipes = IGT_MAX_PIPES; + display->pipes = calloc(sizeof(igt_pipe_t), IGT_MAX_PIPES); igt_assert_f(display->pipes, "Failed to allocate memory for %d pipes\n", display->n_pipes); + for(i = 0; i < resources->count_crtcs; i++) { + igt_pipe_t *pipe; + struct drm_i915_get_pipe_from_crtc_id get_pipe; + + /* Get right pipe enum from kernel for a pipe */ + get_pipe.pipe = 0; + get_pipe.crtc_id = resources->crtcs[i]; + do_ioctl(display->drm_fd, + DRM_IOCTL_I915_GET_PIPE_FROM_CRTC_ID, &get_pipe); + + pipe = &display->pipes[get_pipe.pipe]; + pipe->pipe = get_pipe.pipe; + pipe->enabled = true; + pipe->crtc_id = resources->crtcs[i]; + } + drmSetClientCap(drm_fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1); if (drmSetClientCap(drm_fd, DRM_CLIENT_CAP_ATOMIC, 1) == 0) display->is_atomic = 1; @@ -1959,9 +1975,7 @@ void igt_display_require(igt_display_t *display, int drm_fd) int j, type; uint8_t last_plane = 0, n_planes = 0; - pipe->crtc_id = resources->crtcs[i]; pipe->display = display; - pipe->pipe = i; pipe->plane_cursor = -1; pipe->plane_primary = -1; pipe->planes = NULL; @@ -2409,12 +2423,18 @@ static bool output_is_internal_panel(igt_output_t *output) igt_output_t **__igt_pipe_populate_outputs(igt_display_t *display, igt_output_t **chosen_outputs) { - unsigned full_pipe_mask = (1 << (display->n_pipes)) - 1, assigned_pipes = 0; + unsigned full_pipe_mask, assigned_pipes = 0; igt_output_t *output; int i, j; memset(chosen_outputs, 0, sizeof(*chosen_outputs) * display->n_pipes); + for( i = 0; i < display->n_pipes; i++) { + igt_pipe_t *pipe = &display->pipes[i]; + if (pipe->enabled) + full_pipe_mask |= (1 << pipe->pipe); + } + /* * Try to assign all outputs to the first available CRTC for * it, start with the outputs restricted to 1 pipe, then increase diff --git a/lib/igt_kms.h b/lib/igt_kms.h index 32a0e4cc..e91a2094 100644 --- a/lib/igt_kms.h +++ b/lib/igt_kms.h @@ -341,6 +341,7 @@ typedef struct igt_plane { struct igt_pipe { igt_display_t *display; enum pipe pipe; + bool enabled; int n_planes; int plane_cursor; @@ -510,8 +511,9 @@ static inline bool igt_output_is_connected(igt_output_t *output) * depends upon runtime probing of the actual kms driver that is being tested. * Use #for_each_pipe_static instead. */ -#define for_each_pipe(display, pipe) \ - for (pipe = 0; assert(igt_can_fail()), pipe < igt_display_get_n_pipes(display); pipe++) +#define for_each_pipe(display, pipe) \ + for_each_pipe_static(pipe) \ + for_each_if((display)->pipes[(pipe)].enabled) /** * for_each_pipe_with_valid_output: @@ -530,8 +532,9 @@ static inline bool igt_output_is_connected(igt_output_t *output) for (int con__ = (pipe) = 0; \ assert(igt_can_fail()), (pipe) < igt_display_get_n_pipes((display)) && con__ < (display)->n_outputs; \ con__ = (con__ + 1 < (display)->n_outputs) ? con__ + 1 : (pipe = pipe + 1, 0)) \ - for_each_if ((((output) = &(display)->outputs[con__]), \ - igt_pipe_connector_valid((pipe), (output)))) + for_each_if((display)->pipes[pipe].enabled) \ + for_each_if ((((output) = &(display)->outputs[con__]), \ + igt_pipe_connector_valid((pipe), (output)))) igt_output_t **__igt_pipe_populate_outputs(igt_display_t *display, igt_output_t **chosen_outputs); @@ -549,7 +552,7 @@ igt_output_t **__igt_pipe_populate_outputs(igt_display_t *display, #define for_each_pipe_with_single_output(display, pipe, output) \ for (igt_output_t *__outputs[(display)->n_pipes], \ **__output = __igt_pipe_populate_outputs((display), __outputs); \ - __output < &__outputs[(display)->n_pipes]; __output++) \ + __output < &__outputs[(display)->n_pipes]; __output++) \ for_each_if (*__output && \ ((pipe) = (__output - __outputs), (output) = *__output, 1)) -- 2.24.1 _______________________________________________ igt-dev mailing list igt-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/igt-dev