From: Lucas De Marchi <lucas.demarchi@intel.com> To: Thomas Zimmermann <tzimmermann@suse.de> Cc: intel-gfx@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, "Christian König" <christian.koenig@amd.com> Subject: Re: [Intel-gfx] [PATCH 09/19] dma-buf-map: Add wrapper over memset Date: Thu, 27 Jan 2022 07:38:38 -0800 [thread overview] Message-ID: <20220127153838.eefwiqkljdplyfd4@ldmartin-desk2> (raw) In-Reply-To: <7cb8a8a2-718d-6d5c-5de6-05bf990dd479@suse.de> On Thu, Jan 27, 2022 at 03:54:21PM +0100, Thomas Zimmermann wrote: >Hi > >Am 26.01.22 um 21:36 schrieb Lucas De Marchi: >>Just like memcpy_toio(), there is also need to write a direct value to a >>memory block. Add dma_buf_map_memset() to abstract memset() vs memset_io() >> >>Cc: Matt Roper <matthew.d.roper@intel.com> >>Cc: Sumit Semwal <sumit.semwal@linaro.org> >>Cc: Christian König <christian.koenig@amd.com> >>Cc: linux-media@vger.kernel.org >>Cc: dri-devel@lists.freedesktop.org >>Cc: linaro-mm-sig@lists.linaro.org >>Cc: linux-kernel@vger.kernel.org >>Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com> >>--- >> include/linux/dma-buf-map.h | 17 +++++++++++++++++ >> 1 file changed, 17 insertions(+) >> >>diff --git a/include/linux/dma-buf-map.h b/include/linux/dma-buf-map.h >>index 3514a859f628..c9fb04264cd0 100644 >>--- a/include/linux/dma-buf-map.h >>+++ b/include/linux/dma-buf-map.h >>@@ -317,6 +317,23 @@ static inline void dma_buf_map_memcpy_to(struct dma_buf_map *dst, const void *sr >> memcpy(dst->vaddr, src, len); >> } >>+/** >>+ * dma_buf_map_memset - Memset into dma-buf mapping >>+ * @dst: The dma-buf mapping structure >>+ * @value: The value to set >>+ * @len: The number of bytes to set in dst >>+ * >>+ * Set value in dma-buf mapping. Depending on the buffer's location, the helper >>+ * picks the correct method of accessing the memory. >>+ */ >>+static inline void dma_buf_map_memset(struct dma_buf_map *dst, int value, size_t len) >>+{ >>+ if (dst->is_iomem) >>+ memset_io(dst->vaddr_iomem, value, len); >>+ else >>+ memset(dst->vaddr, value, len); >>+} > >Maybe add an offset parameter here. yep, on v2 I will have 2 APIs, one with and one without offset. thanks Lucas De Marchi > >Best regards >Thomas > >>+ >> /** >> * dma_buf_map_incr - Increments the address stored in a dma-buf mapping >> * @map: The dma-buf mapping structure > >-- >Thomas Zimmermann >Graphics Driver Developer >SUSE Software Solutions Germany GmbH >Maxfeldstr. 5, 90409 Nürnberg, Germany >(HRB 36809, AG Nürnberg) >Geschäftsführer: Ivo Totev
WARNING: multiple messages have this Message-ID (diff)
From: Lucas De Marchi <lucas.demarchi@intel.com> To: Thomas Zimmermann <tzimmermann@suse.de> Cc: intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, "Christian König" <christian.koenig@amd.com>, linux-media@vger.kernel.org Subject: Re: [Intel-gfx] [PATCH 09/19] dma-buf-map: Add wrapper over memset Date: Thu, 27 Jan 2022 07:38:38 -0800 [thread overview] Message-ID: <20220127153838.eefwiqkljdplyfd4@ldmartin-desk2> (raw) In-Reply-To: <7cb8a8a2-718d-6d5c-5de6-05bf990dd479@suse.de> On Thu, Jan 27, 2022 at 03:54:21PM +0100, Thomas Zimmermann wrote: >Hi > >Am 26.01.22 um 21:36 schrieb Lucas De Marchi: >>Just like memcpy_toio(), there is also need to write a direct value to a >>memory block. Add dma_buf_map_memset() to abstract memset() vs memset_io() >> >>Cc: Matt Roper <matthew.d.roper@intel.com> >>Cc: Sumit Semwal <sumit.semwal@linaro.org> >>Cc: Christian König <christian.koenig@amd.com> >>Cc: linux-media@vger.kernel.org >>Cc: dri-devel@lists.freedesktop.org >>Cc: linaro-mm-sig@lists.linaro.org >>Cc: linux-kernel@vger.kernel.org >>Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com> >>--- >> include/linux/dma-buf-map.h | 17 +++++++++++++++++ >> 1 file changed, 17 insertions(+) >> >>diff --git a/include/linux/dma-buf-map.h b/include/linux/dma-buf-map.h >>index 3514a859f628..c9fb04264cd0 100644 >>--- a/include/linux/dma-buf-map.h >>+++ b/include/linux/dma-buf-map.h >>@@ -317,6 +317,23 @@ static inline void dma_buf_map_memcpy_to(struct dma_buf_map *dst, const void *sr >> memcpy(dst->vaddr, src, len); >> } >>+/** >>+ * dma_buf_map_memset - Memset into dma-buf mapping >>+ * @dst: The dma-buf mapping structure >>+ * @value: The value to set >>+ * @len: The number of bytes to set in dst >>+ * >>+ * Set value in dma-buf mapping. Depending on the buffer's location, the helper >>+ * picks the correct method of accessing the memory. >>+ */ >>+static inline void dma_buf_map_memset(struct dma_buf_map *dst, int value, size_t len) >>+{ >>+ if (dst->is_iomem) >>+ memset_io(dst->vaddr_iomem, value, len); >>+ else >>+ memset(dst->vaddr, value, len); >>+} > >Maybe add an offset parameter here. yep, on v2 I will have 2 APIs, one with and one without offset. thanks Lucas De Marchi > >Best regards >Thomas > >>+ >> /** >> * dma_buf_map_incr - Increments the address stored in a dma-buf mapping >> * @map: The dma-buf mapping structure > >-- >Thomas Zimmermann >Graphics Driver Developer >SUSE Software Solutions Germany GmbH >Maxfeldstr. 5, 90409 Nürnberg, Germany >(HRB 36809, AG Nürnberg) >Geschäftsführer: Ivo Totev
next prev parent reply other threads:[~2022-01-27 15:38 UTC|newest] Thread overview: 133+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-01-26 20:36 [PATCH 00/19] drm/i915/guc: Refactor ADS access to use dma_buf_map Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` Lucas De Marchi 2022-01-26 20:36 ` [PATCH 01/19] dma-buf-map: Add read/write helpers Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` Lucas De Marchi 2022-01-27 7:24 ` Christian König 2022-01-27 7:24 ` [Intel-gfx] " Christian König 2022-01-27 7:24 ` Christian König 2022-01-27 7:36 ` Matthew Brost 2022-01-27 7:36 ` [Intel-gfx] " Matthew Brost 2022-01-27 7:36 ` Matthew Brost 2022-01-27 7:59 ` Christian König 2022-01-27 7:59 ` [Intel-gfx] " Christian König 2022-01-27 7:59 ` Christian König 2022-01-27 9:02 ` [Intel-gfx] " Daniel Vetter 2022-01-27 9:02 ` Daniel Vetter 2022-01-27 14:26 ` Thomas Zimmermann 2022-01-27 14:26 ` [Intel-gfx] " Thomas Zimmermann 2022-01-27 14:26 ` Thomas Zimmermann 2022-01-27 16:34 ` Lucas De Marchi 2022-01-27 16:34 ` [Intel-gfx] " Lucas De Marchi 2022-01-27 16:34 ` Lucas De Marchi 2022-01-28 8:32 ` Thomas Zimmermann 2022-01-28 8:32 ` [Intel-gfx] " Thomas Zimmermann 2022-01-28 8:32 ` Thomas Zimmermann 2022-01-26 20:36 ` [PATCH 02/19] dma-buf-map: Add helper to initialize second map Lucas De Marchi 2022-01-26 20:36 ` Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-27 7:27 ` Christian König 2022-01-27 7:27 ` [Intel-gfx] " Christian König 2022-01-27 7:27 ` Christian König 2022-01-27 7:57 ` Lucas De Marchi 2022-01-27 7:57 ` [Intel-gfx] " Lucas De Marchi 2022-01-27 7:57 ` Lucas De Marchi 2022-01-27 8:02 ` Christian König 2022-01-27 8:02 ` [Intel-gfx] " Christian König 2022-01-27 8:02 ` Christian König 2022-01-27 8:18 ` [Intel-gfx] " Lucas De Marchi 2022-01-27 8:55 ` Christian König 2022-01-27 9:12 ` Lucas De Marchi 2022-01-27 9:12 ` Lucas De Marchi 2022-01-27 9:21 ` Christian König 2022-01-27 9:21 ` Christian König 2022-01-27 8:57 ` Daniel Vetter 2022-01-27 8:57 ` [Intel-gfx] " Daniel Vetter 2022-01-27 8:57 ` Daniel Vetter 2022-01-27 9:33 ` [Intel-gfx] " Lucas De Marchi 2022-01-27 10:00 ` Daniel Vetter 2022-01-27 10:00 ` Daniel Vetter 2022-01-27 10:21 ` Christian König 2022-01-27 11:16 ` Daniel Vetter 2022-01-27 11:16 ` Daniel Vetter 2022-01-27 11:44 ` [Linaro-mm-sig] " Christian König 2022-01-27 11:44 ` [Intel-gfx] [Linaro-mm-sig] " Christian König 2022-01-27 11:56 ` [Linaro-mm-sig] Re: [Intel-gfx] " Daniel Vetter 2022-01-27 11:56 ` Daniel Vetter 2022-01-27 11:56 ` [Intel-gfx] [Linaro-mm-sig] " Daniel Vetter 2022-01-27 16:13 ` [Linaro-mm-sig] Re: [Intel-gfx] " Lucas De Marchi 2022-01-27 16:13 ` [Intel-gfx] [Linaro-mm-sig] " Lucas De Marchi 2022-01-27 16:13 ` [Linaro-mm-sig] Re: [Intel-gfx] " Lucas De Marchi 2022-01-27 14:52 ` Thomas Zimmermann 2022-01-27 16:12 ` Lucas De Marchi 2022-01-27 14:33 ` Thomas Zimmermann 2022-01-27 14:33 ` [Intel-gfx] " Thomas Zimmermann 2022-01-27 14:33 ` Thomas Zimmermann 2022-01-27 15:59 ` [Intel-gfx] " Lucas De Marchi 2022-01-27 15:59 ` Lucas De Marchi 2022-01-28 8:15 ` Thomas Zimmermann 2022-01-28 8:34 ` Thomas Zimmermann 2022-01-26 20:36 ` [PATCH 03/19] drm/i915/gt: Add helper for shmem copy to dma_buf_map Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] [PATCH 04/19] drm/i915/guc: Keep dma_buf_map of ads_blob around Lucas De Marchi 2022-01-26 20:36 ` Lucas De Marchi 2022-01-26 20:36 ` [PATCH 05/19] drm/i915/guc: Add read/write helpers for ADS blob Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] [PATCH 06/19] drm/i915/guc: Convert golden context init to dma_buf_map Lucas De Marchi 2022-01-26 20:36 ` Lucas De Marchi 2022-01-26 20:36 ` [PATCH 07/19] drm/i915/guc: Convert policies update " Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` [PATCH 08/19] drm/i915/guc: Convert engine record " Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` [PATCH 09/19] dma-buf-map: Add wrapper over memset Lucas De Marchi 2022-01-26 20:36 ` Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-27 7:28 ` Christian König 2022-01-27 7:28 ` [Intel-gfx] " Christian König 2022-01-27 7:28 ` Christian König 2022-01-27 14:54 ` Thomas Zimmermann 2022-01-27 14:54 ` [Intel-gfx] " Thomas Zimmermann 2022-01-27 14:54 ` Thomas Zimmermann 2022-01-27 15:38 ` Lucas De Marchi [this message] 2022-01-27 15:38 ` [Intel-gfx] " Lucas De Marchi 2022-01-27 15:47 ` Thomas Zimmermann 2022-01-26 20:36 ` [PATCH 10/19] drm/i915/guc: Convert guc_ads_private_data_reset to dma_buf_map Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` [PATCH 11/19] drm/i915/guc: Convert golden context prep " Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` [PATCH 12/19] drm/i915/guc: Replace check for golden context size Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] [PATCH 13/19] drm/i915/guc: Convert mapping table to dma_buf_map Lucas De Marchi 2022-01-26 20:36 ` Lucas De Marchi 2022-01-26 20:36 ` [PATCH 14/19] drm/i915/guc: Convert capture list " Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` [PATCH 15/19] drm/i915/guc: Prepare for error propagation Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:36 ` [PATCH 16/19] drm/i915/guc: Use a single pass to calculate regset Lucas De Marchi 2022-01-26 20:36 ` [Intel-gfx] " Lucas De Marchi 2022-01-27 0:29 ` kernel test robot 2022-01-27 0:29 ` kernel test robot 2022-01-27 0:29 ` [Intel-gfx] " kernel test robot 2022-01-27 2:02 ` kernel test robot 2022-01-27 2:02 ` kernel test robot 2022-01-27 2:02 ` [Intel-gfx] " kernel test robot 2022-01-27 2:02 ` kernel test robot 2022-01-27 4:37 ` kernel test robot 2022-01-27 4:37 ` kernel test robot 2022-01-27 4:37 ` [Intel-gfx] " kernel test robot 2022-02-01 22:42 ` Daniele Ceraolo Spurio 2022-02-01 22:42 ` [Intel-gfx] " Daniele Ceraolo Spurio 2022-02-03 23:44 ` Lucas De Marchi 2022-02-03 23:44 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:37 ` [PATCH 17/19] drm/i915/guc: Convert guc_mmio_reg_state_init to dma_buf_map Lucas De Marchi 2022-01-26 20:37 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:37 ` [PATCH 18/19] drm/i915/guc: Convert __guc_ads_init " Lucas De Marchi 2022-01-26 20:37 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 20:37 ` [PATCH 19/19] drm/i915/guc: Remove plain ads_blob pointer Lucas De Marchi 2022-01-26 20:37 ` [Intel-gfx] " Lucas De Marchi 2022-01-26 23:17 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915/guc: Refactor ADS access to use dma_buf_map Patchwork 2022-01-26 23:19 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork 2022-01-26 23:42 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork 2022-01-26 23:42 ` [Intel-gfx] ✗ Fi.CI.BUILD: warning " Patchwork 2022-01-27 5:01 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork
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