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[109.210.96.69]) by smtp.gmail.com with ESMTPSA id p6sm40652484wrq.97.2019.07.22.06.44.47 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Mon, 22 Jul 2019 06:44:48 -0700 (PDT) From: Bartosz Golaszewski To: Sekhar Nori , Kevin Hilman , Bartlomiej Zolnierkiewicz , David Lechner , Linus Walleij Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH v2 9/9] fbdev: da8xx: use resource management for dma Date: Mon, 22 Jul 2019 15:44:23 +0200 Message-Id: <20190722134423.26555-10-brgl@bgdev.pl> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190722134423.26555-1-brgl@bgdev.pl> References: <20190722134423.26555-1-brgl@bgdev.pl> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Bartosz Golaszewski Use managed variants of dma alloc functions in the da8xx fbdev driver. Signed-off-by: Bartosz Golaszewski Acked-by: Bartlomiej Zolnierkiewicz --- drivers/video/fbdev/da8xx-fb.c | 32 ++++++++++---------------------- 1 file changed, 10 insertions(+), 22 deletions(-) diff --git a/drivers/video/fbdev/da8xx-fb.c b/drivers/video/fbdev/da8xx-fb.c index d14ea6f91371..2d3dcc52fcf3 100644 --- a/drivers/video/fbdev/da8xx-fb.c +++ b/drivers/video/fbdev/da8xx-fb.c @@ -1087,10 +1087,6 @@ static int fb_remove(struct platform_device *dev) unregister_framebuffer(info); fb_dealloc_cmap(&info->cmap); - dma_free_coherent(par->dev, PALETTE_SIZE, par->v_palette_base, - par->p_palette_base); - dma_free_coherent(par->dev, par->vram_size, par->vram_virt, - par->vram_phys); pm_runtime_put_sync(&dev->dev); pm_runtime_disable(&dev->dev); framebuffer_release(info); @@ -1427,10 +1423,10 @@ static int fb_probe(struct platform_device *device) par->vram_size = roundup(par->vram_size/8, ulcm); par->vram_size = par->vram_size * LCD_NUM_BUFFERS; - par->vram_virt = dma_alloc_coherent(par->dev, - par->vram_size, - &par->vram_phys, - GFP_KERNEL | GFP_DMA); + par->vram_virt = dmam_alloc_coherent(par->dev, + par->vram_size, + &par->vram_phys, + GFP_KERNEL | GFP_DMA); if (!par->vram_virt) { dev_err(&device->dev, "GLCD: kmalloc for frame buffer failed\n"); @@ -1448,20 +1444,20 @@ static int fb_probe(struct platform_device *device) da8xx_fb_fix.line_length - 1; /* allocate palette buffer */ - par->v_palette_base = dma_alloc_coherent(par->dev, PALETTE_SIZE, - &par->p_palette_base, - GFP_KERNEL | GFP_DMA); + par->v_palette_base = dmam_alloc_coherent(par->dev, PALETTE_SIZE, + &par->p_palette_base, + GFP_KERNEL | GFP_DMA); if (!par->v_palette_base) { dev_err(&device->dev, "GLCD: kmalloc for palette buffer failed\n"); ret = -EINVAL; - goto err_release_fb_mem; + goto err_release_fb; } par->irq = platform_get_irq(device, 0); if (par->irq < 0) { ret = -ENOENT; - goto err_release_pl_mem; + goto err_release_fb; } da8xx_fb_var.grayscale = @@ -1479,7 +1475,7 @@ static int fb_probe(struct platform_device *device) ret = fb_alloc_cmap(&da8xx_fb_info->cmap, PALETTE_SIZE, 0); if (ret) - goto err_release_pl_mem; + goto err_release_fb; da8xx_fb_info->cmap.len = par->palette_sz; /* initialize var_screeninfo */ @@ -1533,14 +1529,6 @@ static int fb_probe(struct platform_device *device) err_dealloc_cmap: fb_dealloc_cmap(&da8xx_fb_info->cmap); -err_release_pl_mem: - dma_free_coherent(par->dev, PALETTE_SIZE, par->v_palette_base, - par->p_palette_base); - -err_release_fb_mem: - dma_free_coherent(par->dev, par->vram_size, par->vram_virt, - par->vram_phys); - err_release_fb: framebuffer_release(da8xx_fb_info); -- 2.21.0